./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--gadget--udc--net2272.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a 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_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/bin/utaipan-7li7fVZpFI --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 d9035b4ec3c8be0c8a62b9c4cf3880a262fca73149d78c2d88c8226ff5942d9e --- 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-5e519f3 [2022-11-03 01:52:29,408 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 01:52:29,411 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 01:52:29,444 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 01:52:29,445 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 01:52:29,446 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 01:52:29,448 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 01:52:29,450 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 01:52:29,452 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 01:52:29,453 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 01:52:29,455 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 01:52:29,456 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 01:52:29,457 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 01:52:29,458 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 01:52:29,459 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 01:52:29,461 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 01:52:29,462 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 01:52:29,463 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 01:52:29,465 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 01:52:29,468 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 01:52:29,470 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 01:52:29,471 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 01:52:29,473 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 01:52:29,474 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 01:52:29,478 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 01:52:29,479 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 01:52:29,479 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 01:52:29,481 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 01:52:29,481 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 01:52:29,483 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 01:52:29,483 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 01:52:29,485 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 01:52:29,486 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 01:52:29,487 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 01:52:29,489 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 01:52:29,489 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 01:52:29,491 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 01:52:29,491 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 01:52:29,492 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 01:52:29,493 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 01:52:29,494 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 01:52:29,495 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 01:52:29,523 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 01:52:29,524 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 01:52:29,524 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 01:52:29,525 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 01:52:29,525 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 01:52:29,526 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 01:52:29,526 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 01:52:29,527 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 01:52:29,527 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 01:52:29,527 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 01:52:29,528 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 01:52:29,528 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 01:52:29,529 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 01:52:29,529 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 01:52:29,529 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 01:52:29,530 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 01:52:29,530 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 01:52:29,531 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 01:52:29,532 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 01:52:29,532 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 01:52:29,532 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 01:52:29,533 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 01:52:29,533 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 01:52:29,534 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 01:52:29,534 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 01:52:29,534 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 01:52:29,535 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 01:52:29,535 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 01:52:29,535 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 01:52:29,536 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 01:52:29,536 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 01:52:29,537 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 01:52:29,537 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 01:52:29,537 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 01:52:29,538 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 01:52:29,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 01:52:29,538 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 01:52:29,539 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 01:52:29,539 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_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d9035b4ec3c8be0c8a62b9c4cf3880a262fca73149d78c2d88c8226ff5942d9e [2022-11-03 01:52:29,916 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 01:52:29,963 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 01:52:29,967 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 01:52:29,969 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 01:52:29,970 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 01:52:29,972 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i [2022-11-03 01:52:30,069 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/bin/utaipan-7li7fVZpFI/data/7834ffa6d/e65044eeb23743e998af7c5022e6fd5b/FLAG769198f96 [2022-11-03 01:52:31,272 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 01:52:31,273 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i [2022-11-03 01:52:31,349 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/bin/utaipan-7li7fVZpFI/data/7834ffa6d/e65044eeb23743e998af7c5022e6fd5b/FLAG769198f96 [2022-11-03 01:52:31,601 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/bin/utaipan-7li7fVZpFI/data/7834ffa6d/e65044eeb23743e998af7c5022e6fd5b [2022-11-03 01:52:31,604 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 01:52:31,606 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 01:52:31,608 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 01:52:31,608 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 01:52:31,618 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 01:52:31,619 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:52:31" (1/1) ... [2022-11-03 01:52:31,620 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@158d100c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:52:31, skipping insertion in model container [2022-11-03 01:52:31,621 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:52:31" (1/1) ... [2022-11-03 01:52:31,629 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 01:52:31,845 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 01:52:36,863 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[374560,374573] [2022-11-03 01:52:36,866 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[374705,374718] [2022-11-03 01:52:36,867 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[374851,374864] [2022-11-03 01:52:36,867 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[375016,375029] [2022-11-03 01:52:36,868 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[375174,375187] [2022-11-03 01:52:36,868 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[375332,375345] [2022-11-03 01:52:36,869 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[375490,375503] [2022-11-03 01:52:36,870 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[375650,375663] [2022-11-03 01:52:36,870 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[375809,375822] [2022-11-03 01:52:36,871 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[375948,375961] [2022-11-03 01:52:36,871 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[376090,376103] [2022-11-03 01:52:36,872 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[376239,376252] [2022-11-03 01:52:36,873 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[376378,376391] [2022-11-03 01:52:36,873 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[376533,376546] [2022-11-03 01:52:36,874 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[376693,376706] [2022-11-03 01:52:36,874 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[376844,376857] [2022-11-03 01:52:36,875 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[376995,377008] [2022-11-03 01:52:36,875 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[377147,377160] [2022-11-03 01:52:36,876 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[377296,377309] [2022-11-03 01:52:36,877 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[377444,377457] [2022-11-03 01:52:36,877 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[377601,377614] [2022-11-03 01:52:36,878 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[377750,377763] [2022-11-03 01:52:36,879 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[377906,377919] [2022-11-03 01:52:36,879 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[378059,378072] [2022-11-03 01:52:36,880 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[378205,378218] [2022-11-03 01:52:36,880 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[378348,378361] [2022-11-03 01:52:36,881 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[378500,378513] [2022-11-03 01:52:36,882 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[378646,378659] [2022-11-03 01:52:36,882 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[378791,378804] [2022-11-03 01:52:36,883 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[378945,378958] [2022-11-03 01:52:36,883 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[379096,379109] [2022-11-03 01:52:36,884 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[379251,379264] [2022-11-03 01:52:36,885 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[379403,379416] [2022-11-03 01:52:36,885 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[379558,379571] [2022-11-03 01:52:36,886 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[379722,379735] [2022-11-03 01:52:36,886 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[379878,379891] [2022-11-03 01:52:36,887 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[380042,380055] [2022-11-03 01:52:36,887 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[380184,380197] [2022-11-03 01:52:36,888 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[380342,380355] [2022-11-03 01:52:36,888 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[380509,380522] [2022-11-03 01:52:36,889 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[380668,380681] [2022-11-03 01:52:36,890 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[380827,380840] [2022-11-03 01:52:36,890 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[380976,380989] [2022-11-03 01:52:36,891 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[381123,381136] [2022-11-03 01:52:36,891 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[381262,381275] [2022-11-03 01:52:36,892 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[381425,381438] [2022-11-03 01:52:36,892 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[381591,381604] [2022-11-03 01:52:36,893 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[381755,381768] [2022-11-03 01:52:36,893 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[381920,381933] [2022-11-03 01:52:36,894 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[382085,382098] [2022-11-03 01:52:36,895 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[382251,382264] [2022-11-03 01:52:36,895 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[382416,382429] [2022-11-03 01:52:36,896 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[382583,382596] [2022-11-03 01:52:36,896 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[382743,382756] [2022-11-03 01:52:36,897 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[382905,382918] [2022-11-03 01:52:36,897 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[383064,383077] [2022-11-03 01:52:36,898 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[383210,383223] [2022-11-03 01:52:36,899 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[383353,383366] [2022-11-03 01:52:36,899 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[383497,383510] [2022-11-03 01:52:36,900 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[383640,383653] [2022-11-03 01:52:36,900 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[383784,383797] [2022-11-03 01:52:36,901 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[383925,383938] [2022-11-03 01:52:36,902 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[384063,384076] [2022-11-03 01:52:36,902 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[384221,384234] [2022-11-03 01:52:36,903 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[384380,384393] [2022-11-03 01:52:36,903 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[384536,384549] [2022-11-03 01:52:36,904 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[384685,384698] [2022-11-03 01:52:36,904 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[384837,384850] [2022-11-03 01:52:36,905 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[384988,385001] [2022-11-03 01:52:36,905 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[385137,385150] [2022-11-03 01:52:36,906 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[385289,385302] [2022-11-03 01:52:36,907 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[385437,385450] [2022-11-03 01:52:36,907 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[385590,385603] [2022-11-03 01:52:36,908 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[385741,385754] [2022-11-03 01:52:36,908 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[385891,385904] [2022-11-03 01:52:36,909 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[386038,386051] [2022-11-03 01:52:36,909 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[386189,386202] [2022-11-03 01:52:36,910 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[386340,386353] [2022-11-03 01:52:36,910 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[386488,386501] [2022-11-03 01:52:36,911 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[386654,386667] [2022-11-03 01:52:36,911 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[386823,386836] [2022-11-03 01:52:36,912 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[386990,387003] [2022-11-03 01:52:36,913 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[387158,387171] [2022-11-03 01:52:36,913 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[387308,387321] [2022-11-03 01:52:36,914 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[387455,387468] [2022-11-03 01:52:36,914 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[387616,387629] [2022-11-03 01:52:36,915 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[387786,387799] [2022-11-03 01:52:36,915 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[387948,387961] [2022-11-03 01:52:36,920 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 01:52:36,948 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 01:52:37,565 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[374560,374573] [2022-11-03 01:52:37,566 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[374705,374718] [2022-11-03 01:52:37,566 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[374851,374864] [2022-11-03 01:52:37,567 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[375016,375029] [2022-11-03 01:52:37,569 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[375174,375187] [2022-11-03 01:52:37,575 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[375332,375345] [2022-11-03 01:52:37,576 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[375490,375503] [2022-11-03 01:52:37,577 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[375650,375663] [2022-11-03 01:52:37,578 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[375809,375822] [2022-11-03 01:52:37,579 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[375948,375961] [2022-11-03 01:52:37,581 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[376090,376103] [2022-11-03 01:52:37,582 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[376239,376252] [2022-11-03 01:52:37,582 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[376378,376391] [2022-11-03 01:52:37,583 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[376533,376546] [2022-11-03 01:52:37,584 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[376693,376706] [2022-11-03 01:52:37,584 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[376844,376857] [2022-11-03 01:52:37,585 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[376995,377008] [2022-11-03 01:52:37,585 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[377147,377160] [2022-11-03 01:52:37,587 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[377296,377309] [2022-11-03 01:52:37,587 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[377444,377457] [2022-11-03 01:52:37,588 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[377601,377614] [2022-11-03 01:52:37,589 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[377750,377763] [2022-11-03 01:52:37,590 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[377906,377919] [2022-11-03 01:52:37,591 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[378059,378072] [2022-11-03 01:52:37,592 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[378205,378218] [2022-11-03 01:52:37,592 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[378348,378361] [2022-11-03 01:52:37,593 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[378500,378513] [2022-11-03 01:52:37,594 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[378646,378659] [2022-11-03 01:52:37,595 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[378791,378804] [2022-11-03 01:52:37,596 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[378945,378958] [2022-11-03 01:52:37,596 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[379096,379109] [2022-11-03 01:52:37,597 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[379251,379264] [2022-11-03 01:52:37,597 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[379403,379416] [2022-11-03 01:52:37,599 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[379558,379571] [2022-11-03 01:52:37,600 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[379722,379735] [2022-11-03 01:52:37,601 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[379878,379891] [2022-11-03 01:52:37,602 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[380042,380055] [2022-11-03 01:52:37,604 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[380184,380197] [2022-11-03 01:52:37,605 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[380342,380355] [2022-11-03 01:52:37,607 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[380509,380522] [2022-11-03 01:52:37,609 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[380668,380681] [2022-11-03 01:52:37,610 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[380827,380840] [2022-11-03 01:52:37,611 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[380976,380989] [2022-11-03 01:52:37,611 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[381123,381136] [2022-11-03 01:52:37,612 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[381262,381275] [2022-11-03 01:52:37,613 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[381425,381438] [2022-11-03 01:52:37,613 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[381591,381604] [2022-11-03 01:52:37,614 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[381755,381768] [2022-11-03 01:52:37,620 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[381920,381933] [2022-11-03 01:52:37,621 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[382085,382098] [2022-11-03 01:52:37,621 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[382251,382264] [2022-11-03 01:52:37,622 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[382416,382429] [2022-11-03 01:52:37,623 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[382583,382596] [2022-11-03 01:52:37,623 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[382743,382756] [2022-11-03 01:52:37,625 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[382905,382918] [2022-11-03 01:52:37,627 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[383064,383077] [2022-11-03 01:52:37,632 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[383210,383223] [2022-11-03 01:52:37,633 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[383353,383366] [2022-11-03 01:52:37,635 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[383497,383510] [2022-11-03 01:52:37,636 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[383640,383653] [2022-11-03 01:52:37,637 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[383784,383797] [2022-11-03 01:52:37,639 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[383925,383938] [2022-11-03 01:52:37,640 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[384063,384076] [2022-11-03 01:52:37,641 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[384221,384234] [2022-11-03 01:52:37,641 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[384380,384393] [2022-11-03 01:52:37,649 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[384536,384549] [2022-11-03 01:52:37,650 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[384685,384698] [2022-11-03 01:52:37,651 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[384837,384850] [2022-11-03 01:52:37,653 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[384988,385001] [2022-11-03 01:52:37,657 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[385137,385150] [2022-11-03 01:52:37,658 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[385289,385302] [2022-11-03 01:52:37,659 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[385437,385450] [2022-11-03 01:52:37,659 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[385590,385603] [2022-11-03 01:52:37,660 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[385741,385754] [2022-11-03 01:52:37,660 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[385891,385904] [2022-11-03 01:52:37,661 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[386038,386051] [2022-11-03 01:52:37,662 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[386189,386202] [2022-11-03 01:52:37,662 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[386340,386353] [2022-11-03 01:52:37,664 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[386488,386501] [2022-11-03 01:52:37,666 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[386654,386667] [2022-11-03 01:52:37,666 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[386823,386836] [2022-11-03 01:52:37,668 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[386990,387003] [2022-11-03 01:52:37,669 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[387158,387171] [2022-11-03 01:52:37,669 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[387308,387321] [2022-11-03 01:52:37,670 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[387455,387468] [2022-11-03 01:52:37,670 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[387616,387629] [2022-11-03 01:52:37,671 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[387786,387799] [2022-11-03 01:52:37,672 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i[387948,387961] [2022-11-03 01:52:37,677 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 01:52:37,989 INFO L208 MainTranslator]: Completed translation [2022-11-03 01:52:37,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:52:37 WrapperNode [2022-11-03 01:52:37,990 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 01:52:37,991 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 01:52:37,991 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 01:52:37,992 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 01:52:38,002 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:52:37" (1/1) ... [2022-11-03 01:52:38,139 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:52:37" (1/1) ... [2022-11-03 01:52:38,623 INFO L138 Inliner]: procedures = 640, calls = 2778, calls flagged for inlining = 295, calls inlined = 219, statements flattened = 6280 [2022-11-03 01:52:38,624 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 01:52:38,625 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 01:52:38,625 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 01:52:38,625 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 01:52:38,636 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:52:37" (1/1) ... [2022-11-03 01:52:38,637 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:52:37" (1/1) ... [2022-11-03 01:52:38,721 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:52:37" (1/1) ... [2022-11-03 01:52:38,722 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:52:37" (1/1) ... [2022-11-03 01:52:39,087 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:52:37" (1/1) ... [2022-11-03 01:52:39,126 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:52:37" (1/1) ... [2022-11-03 01:52:39,216 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:52:37" (1/1) ... [2022-11-03 01:52:39,236 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:52:37" (1/1) ... [2022-11-03 01:52:39,424 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 01:52:39,439 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 01:52:39,440 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 01:52:39,440 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 01:52:39,441 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:52:37" (1/1) ... [2022-11-03 01:52:39,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 01:52:39,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 01:52:39,535 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 01:52:39,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 01:52:39,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_97 [2022-11-03 01:52:39,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_97 [2022-11-03 01:52:39,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-11-03 01:52:39,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-11-03 01:52:39,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-03 01:52:39,684 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-03 01:52:39,684 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_wakeup [2022-11-03 01:52:39,684 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_wakeup [2022-11-03 01:52:39,685 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_read_fifo [2022-11-03 01:52:39,685 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_read_fifo [2022-11-03 01:52:39,685 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_write_fifo [2022-11-03 01:52:39,685 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_write_fifo [2022-11-03 01:52:39,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-03 01:52:39,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-03 01:52:39,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_net2272 [2022-11-03 01:52:39,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_net2272 [2022-11-03 01:52:39,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_remap [2022-11-03 01:52:39,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_remap [2022-11-03 01:52:39,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-03 01:52:39,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-03 01:52:39,702 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-03 01:52:39,702 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-03 01:52:39,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-03 01:52:39,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-03 01:52:39,703 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_read [2022-11-03 01:52:39,703 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_read [2022-11-03 01:52:39,703 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2022-11-03 01:52:39,703 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2022-11-03 01:52:39,703 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_enable [2022-11-03 01:52:39,704 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_enable [2022-11-03 01:52:39,704 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_pio_advance [2022-11-03 01:52:39,704 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_pio_advance [2022-11-03 01:52:39,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-11-03 01:52:39,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-11-03 01:52:39,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-11-03 01:52:39,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-11-03 01:52:39,705 INFO L130 BoogieDeclarations]: Found specification of procedure set_fifo_bytecount [2022-11-03 01:52:39,705 INFO L138 BoogieDeclarations]: Found implementation of procedure set_fifo_bytecount [2022-11-03 01:52:39,706 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_usb_reset [2022-11-03 01:52:39,706 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_usb_reset [2022-11-03 01:52:39,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-03 01:52:39,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-03 01:52:39,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-03 01:52:39,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-03 01:52:39,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-11-03 01:52:39,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-11-03 01:52:39,707 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_usb_reinit [2022-11-03 01:52:39,708 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_usb_reinit [2022-11-03 01:52:39,708 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_pci_unregister [2022-11-03 01:52:39,708 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_pci_unregister [2022-11-03 01:52:39,708 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2022-11-03 01:52:39,709 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2022-11-03 01:52:39,709 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 01:52:39,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_101 [2022-11-03 01:52:39,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_101 [2022-11-03 01:52:39,709 INFO L130 BoogieDeclarations]: Found specification of procedure type_string [2022-11-03 01:52:39,710 INFO L138 BoogieDeclarations]: Found implementation of procedure type_string [2022-11-03 01:52:39,710 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_gadget_release [2022-11-03 01:52:39,710 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_gadget_release [2022-11-03 01:52:39,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-11-03 01:52:39,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-11-03 01:52:39,711 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_handle_dma [2022-11-03 01:52:39,711 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_handle_dma [2022-11-03 01:52:39,711 INFO L130 BoogieDeclarations]: Found specification of procedure allow_status [2022-11-03 01:52:39,712 INFO L138 BoogieDeclarations]: Found implementation of procedure allow_status [2022-11-03 01:52:39,712 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-11-03 01:52:39,712 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-11-03 01:52:39,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-11-03 01:52:39,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-11-03 01:52:39,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-03 01:52:39,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-03 01:52:39,713 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_request_dma [2022-11-03 01:52:39,713 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_request_dma [2022-11-03 01:52:39,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-03 01:52:39,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-03 01:52:39,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-03 01:52:39,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-11-03 01:52:39,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-11-03 01:52:39,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-11-03 01:52:39,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-11-03 01:52:39,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-03 01:52:39,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-03 01:52:39,716 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_ep_read [2022-11-03 01:52:39,716 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_ep_read [2022-11-03 01:52:39,716 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-03 01:52:39,716 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-03 01:52:39,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-11-03 01:52:39,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-11-03 01:52:39,717 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-03 01:52:39,717 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-03 01:52:39,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-03 01:52:39,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-03 01:52:39,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_check_return_value_probe [2022-11-03 01:52:39,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_check_return_value_probe [2022-11-03 01:52:39,718 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_set_halt_and_wedge [2022-11-03 01:52:39,719 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_set_halt_and_wedge [2022-11-03 01:52:39,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-03 01:52:39,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_0 [2022-11-03 01:52:39,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_0 [2022-11-03 01:52:39,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_check_return_value_probe [2022-11-03 01:52:39,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_check_return_value_probe [2022-11-03 01:52:39,720 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 01:52:39,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-03 01:52:39,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-03 01:52:39,721 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-03 01:52:39,721 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-03 01:52:39,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-03 01:52:39,721 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-03 01:52:39,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-03 01:52:39,722 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-03 01:52:39,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-03 01:52:39,722 INFO L130 BoogieDeclarations]: Found specification of procedure set_halt [2022-11-03 01:52:39,722 INFO L138 BoogieDeclarations]: Found implementation of procedure set_halt [2022-11-03 01:52:39,723 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_set_maxpacket_limit [2022-11-03 01:52:39,723 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_set_maxpacket_limit [2022-11-03 01:52:39,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-11-03 01:52:39,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-11-03 01:52:39,723 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-03 01:52:39,724 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-03 01:52:39,724 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_set_wedge [2022-11-03 01:52:39,724 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_set_wedge [2022-11-03 01:52:39,724 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_ep_reset [2022-11-03 01:52:39,724 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_ep_reset [2022-11-03 01:52:39,725 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2022-11-03 01:52:39,725 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2022-11-03 01:52:39,725 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2022-11-03 01:52:39,725 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2022-11-03 01:52:39,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 01:52:39,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 01:52:39,726 INFO L130 BoogieDeclarations]: Found specification of procedure stop_activity [2022-11-03 01:52:39,726 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_activity [2022-11-03 01:52:39,726 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-03 01:52:39,727 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-03 01:52:39,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-03 01:52:39,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-03 01:52:39,727 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_irq [2022-11-03 01:52:39,727 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_irq [2022-11-03 01:52:39,728 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_handle_ep [2022-11-03 01:52:39,728 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_handle_ep [2022-11-03 01:52:39,728 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_start [2022-11-03 01:52:39,728 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_start [2022-11-03 01:52:39,728 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_ep_write [2022-11-03 01:52:39,729 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_ep_write [2022-11-03 01:52:39,729 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_pci_probe [2022-11-03 01:52:39,729 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_pci_probe [2022-11-03 01:52:39,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-03 01:52:39,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-03 01:52:39,730 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_probe_fin [2022-11-03 01:52:39,730 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_probe_fin [2022-11-03 01:52:39,730 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_fifo_flush [2022-11-03 01:52:39,730 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_fifo_flush [2022-11-03 01:52:39,730 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_done [2022-11-03 01:52:39,731 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_done [2022-11-03 01:52:39,731 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_cancel_dma [2022-11-03 01:52:39,731 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_cancel_dma [2022-11-03 01:52:39,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_unmap [2022-11-03 01:52:39,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_unmap [2022-11-03 01:52:39,732 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_dequeue_all [2022-11-03 01:52:39,732 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_dequeue_all [2022-11-03 01:52:39,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-11-03 01:52:39,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-11-03 01:52:39,733 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_probe_init [2022-11-03 01:52:39,733 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_probe_init [2022-11-03 01:52:39,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-11-03 01:52:39,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-11-03 01:52:39,733 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-11-03 01:52:39,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-11-03 01:52:39,734 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_remove [2022-11-03 01:52:39,734 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_remove [2022-11-03 01:52:39,734 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-11-03 01:52:39,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-11-03 01:52:39,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-03 01:52:39,735 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-03 01:52:39,735 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-03 01:52:39,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-03 01:52:39,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-03 01:52:39,736 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_fifo_status [2022-11-03 01:52:39,736 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_fifo_status [2022-11-03 01:52:39,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-03 01:52:39,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_130 [2022-11-03 01:52:39,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_130 [2022-11-03 01:52:39,737 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_isoc [2022-11-03 01:52:39,737 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_isoc [2022-11-03 01:52:39,737 INFO L130 BoogieDeclarations]: Found specification of procedure buf_state_string [2022-11-03 01:52:39,737 INFO L138 BoogieDeclarations]: Found implementation of procedure buf_state_string [2022-11-03 01:52:39,737 INFO L130 BoogieDeclarations]: Found specification of procedure clear_halt [2022-11-03 01:52:39,738 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_halt [2022-11-03 01:52:39,738 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2022-11-03 01:52:39,738 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2022-11-03 01:52:39,738 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_stop [2022-11-03 01:52:39,738 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_stop [2022-11-03 01:52:39,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-03 01:52:39,739 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-03 01:52:39,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-03 01:52:39,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-11-03 01:52:39,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-11-03 01:52:39,740 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_reg_addr [2022-11-03 01:52:39,740 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_reg_addr [2022-11-03 01:52:39,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_net2272 [2022-11-03 01:52:39,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_net2272 [2022-11-03 01:52:39,741 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-03 01:52:39,741 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-03 01:52:39,741 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_plat_probe [2022-11-03 01:52:39,741 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_plat_probe [2022-11-03 01:52:39,741 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-03 01:52:39,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-03 01:52:39,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-11-03 01:52:39,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-11-03 01:52:39,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_register_11_2 [2022-11-03 01:52:39,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_register_11_2 [2022-11-03 01:52:39,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-03 01:52:39,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-03 01:52:39,743 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_write [2022-11-03 01:52:39,743 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_write [2022-11-03 01:52:39,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-11-03 01:52:39,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-11-03 01:52:39,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-03 01:52:39,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-03 01:52:39,744 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_plat_remove [2022-11-03 01:52:39,745 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_plat_remove [2022-11-03 01:52:39,745 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-03 01:52:39,745 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-03 01:52:39,745 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_ep0_start [2022-11-03 01:52:39,745 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_ep0_start [2022-11-03 01:52:39,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-03 01:52:39,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-03 01:52:39,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-11-03 01:52:39,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-11-03 01:52:39,746 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-03 01:52:39,747 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-03 01:52:39,747 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_pci_remove [2022-11-03 01:52:39,747 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_pci_remove [2022-11-03 01:52:39,747 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_disable [2022-11-03 01:52:39,747 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_disable [2022-11-03 01:52:39,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-03 01:52:39,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-03 01:52:39,748 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-11-03 01:52:39,748 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-11-03 01:52:39,748 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-03 01:52:39,748 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-03 01:52:39,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-03 01:52:39,749 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_handle_stat0_irqs [2022-11-03 01:52:39,749 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_handle_stat0_irqs [2022-11-03 01:52:39,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-03 01:52:39,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-03 01:52:39,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-03 01:52:39,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-03 01:52:39,750 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_get_frame [2022-11-03 01:52:39,750 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_get_frame [2022-11-03 01:52:39,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-03 01:52:39,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-03 01:52:39,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_102 [2022-11-03 01:52:39,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_102 [2022-11-03 01:52:39,751 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_get_ep_by_addr [2022-11-03 01:52:39,751 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_get_ep_by_addr [2022-11-03 01:52:39,752 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-11-03 01:52:39,752 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-11-03 01:52:39,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-03 01:52:39,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-03 01:52:39,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-03 01:52:39,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-03 01:52:39,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_0_5 [2022-11-03 01:52:39,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_0_5 [2022-11-03 01:52:39,753 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2022-11-03 01:52:39,753 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2022-11-03 01:52:39,753 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_kick_dma [2022-11-03 01:52:39,754 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_kick_dma [2022-11-03 01:52:39,754 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_dequeue [2022-11-03 01:52:39,754 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_dequeue [2022-11-03 01:52:39,754 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-03 01:52:39,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-03 01:52:39,755 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-03 01:52:39,755 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-03 01:52:39,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 01:52:39,755 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2022-11-03 01:52:39,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2022-11-03 01:52:39,756 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2022-11-03 01:52:39,756 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2022-11-03 01:52:39,756 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2022-11-03 01:52:39,756 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2022-11-03 01:52:39,756 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2022-11-03 01:52:39,757 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2022-11-03 01:52:41,151 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 01:52:41,156 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 01:52:41,532 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-03 01:52:42,188 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-03 01:52:42,425 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##32: assume 0 == (if 0 == assert_out_naking_~tmp~9#1 % 256 then 0 else (if 1 == assert_out_naking_~tmp~9#1 % 256 then 0 else ~bitwiseAnd(assert_out_naking_~tmp~9#1 % 256, 32)));call write~$Pointer$(4, 0, assert_out_naking_~#descriptor~0#1.base, assert_out_naking_~#descriptor~0#1.offset, 8);call write~$Pointer$(5, 0, assert_out_naking_~#descriptor~0#1.base, 8 + assert_out_naking_~#descriptor~0#1.offset, 8);call write~$Pointer$(6, 0, assert_out_naking_~#descriptor~0#1.base, 16 + assert_out_naking_~#descriptor~0#1.offset, 8);call write~$Pointer$(7, 0, assert_out_naking_~#descriptor~0#1.base, 24 + assert_out_naking_~#descriptor~0#1.offset, 8);call write~int(131, assert_out_naking_~#descriptor~0#1.base, 32 + assert_out_naking_~#descriptor~0#1.offset, 4);call write~int(0, assert_out_naking_~#descriptor~0#1.base, 36 + assert_out_naking_~#descriptor~0#1.offset, 1);call assert_out_naking_#t~mem117#1 := read~int(assert_out_naking_~#descriptor~0#1.base, 36 + assert_out_naking_~#descriptor~0#1.offset, 1); [2022-11-03 01:52:42,426 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##35: assume !(0 != assert_out_naking_~tmp___0~4#1); [2022-11-03 01:52:42,426 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##33: assume !(0 == (if 0 == assert_out_naking_~tmp~9#1 % 256 then 0 else (if 1 == assert_out_naking_~tmp~9#1 % 256 then 0 else ~bitwiseAnd(assert_out_naking_~tmp~9#1 % 256, 32)))); [2022-11-03 01:52:42,426 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L4822: SUMMARY for call assert_out_naking_#t~ret118#1 := ldv__builtin_expect(assert_out_naking_#t~mem117#1 % 256, 0); srcloc: null [2022-11-03 01:52:42,426 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L4822-1: assume -9223372036854775808 <= assert_out_naking_#t~ret118#1 && assert_out_naking_#t~ret118#1 <= 9223372036854775807;assert_out_naking_~tmp___0~4#1 := assert_out_naking_#t~ret118#1;havoc assert_out_naking_#t~mem117#1;havoc assert_out_naking_#t~ret118#1; [2022-11-03 01:52:42,426 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L4814: call ULTIMATE.dealloc(assert_out_naking_~#descriptor~0#1.base, assert_out_naking_~#descriptor~0#1.offset);havoc assert_out_naking_~#descriptor~0#1.base, assert_out_naking_~#descriptor~0#1.offset; [2022-11-03 01:52:42,426 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L4832: SUMMARY for call net2272_ep_write(assert_out_naking_~ep#1.base, assert_out_naking_~ep#1.offset, 15, 128); srcloc: null [2022-11-03 01:52:42,427 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L4824: goto; [2022-11-03 01:52:42,427 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L4824: assume 0 != assert_out_naking_~tmp___0~4#1;call assert_out_naking_#t~mem119#1.base, assert_out_naking_#t~mem119#1.offset := read~$Pointer$(assert_out_naking_~ep#1.base, 65 + assert_out_naking_~ep#1.offset, 8);call assert_out_naking_#t~mem120#1.base, assert_out_naking_#t~mem120#1.offset := read~$Pointer$(assert_out_naking_#t~mem119#1.base, 1481 + assert_out_naking_#t~mem119#1.offset, 8);call assert_out_naking_#t~mem121#1.base, assert_out_naking_#t~mem121#1.offset := read~$Pointer$(assert_out_naking_~ep#1.base, 8 + assert_out_naking_~ep#1.offset, 8);havoc assert_out_naking_#t~mem119#1.base, assert_out_naking_#t~mem119#1.offset;havoc assert_out_naking_#t~mem120#1.base, assert_out_naking_#t~mem120#1.offset;havoc assert_out_naking_#t~mem121#1.base, assert_out_naking_#t~mem121#1.offset; [2022-11-03 01:52:49,083 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 01:52:51,468 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 01:52:51,468 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-03 01:52:51,476 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 01:52:51 BoogieIcfgContainer [2022-11-03 01:52:51,476 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 01:52:51,482 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 01:52:51,482 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 01:52:51,487 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 01:52:51,488 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 01:52:31" (1/3) ... [2022-11-03 01:52:51,490 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79362d2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 01:52:51, skipping insertion in model container [2022-11-03 01:52:51,490 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:52:37" (2/3) ... [2022-11-03 01:52:51,491 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79362d2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 01:52:51, skipping insertion in model container [2022-11-03 01:52:51,491 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 01:52:51" (3/3) ... [2022-11-03 01:52:51,492 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.i [2022-11-03 01:52:51,521 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 01:52:51,521 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 28 error locations. [2022-11-03 01:52:51,666 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 01:52:51,676 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;@31c2a467, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 01:52:51,676 INFO L358 AbstractCegarLoop]: Starting to check reachability of 28 error locations. [2022-11-03 01:52:51,696 INFO L276 IsEmpty]: Start isEmpty. Operand has 2003 states, 1129 states have (on average 1.3170947741364039) internal successors, (1487), 1219 states have internal predecessors, (1487), 711 states have call successors, (711), 135 states have call predecessors, (711), 134 states have return successors, (703), 687 states have call predecessors, (703), 703 states have call successors, (703) [2022-11-03 01:52:51,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-03 01:52:51,710 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:52:51,711 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:52:51,712 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 26 more)] === [2022-11-03 01:52:51,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:52:51,720 INFO L85 PathProgramCache]: Analyzing trace with hash -98987685, now seen corresponding path program 1 times [2022-11-03 01:52:51,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:52:51,734 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [8753365] [2022-11-03 01:52:51,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:52:51,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:52:52,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:52:53,081 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 01:52:53,082 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:52:53,082 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [8753365] [2022-11-03 01:52:53,083 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [8753365] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:52:53,083 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:52:53,084 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 01:52:53,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108564352] [2022-11-03 01:52:53,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:52:53,092 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 01:52:53,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:52:53,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 01:52:53,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 01:52:53,140 INFO L87 Difference]: Start difference. First operand has 2003 states, 1129 states have (on average 1.3170947741364039) internal successors, (1487), 1219 states have internal predecessors, (1487), 711 states have call successors, (711), 135 states have call predecessors, (711), 134 states have return successors, (703), 687 states have call predecessors, (703), 703 states have call successors, (703) 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) [2022-11-03 01:52:56,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:52:56,418 INFO L93 Difference]: Finished difference Result 5886 states and 8952 transitions. [2022-11-03 01:52:56,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-03 01:52:56,421 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 49 [2022-11-03 01:52:56,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:52:56,525 INFO L225 Difference]: With dead ends: 5886 [2022-11-03 01:52:56,527 INFO L226 Difference]: Without dead ends: 3876 [2022-11-03 01:52:56,597 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 [2022-11-03 01:52:56,601 INFO L413 NwaCegarLoop]: 3293 mSDtfsCounter, 2729 mSDsluCounter, 6541 mSDsCounter, 0 mSdLazyCounter, 1022 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2731 SdHoareTripleChecker+Valid, 9173 SdHoareTripleChecker+Invalid, 1023 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1022 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-11-03 01:52:56,602 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2731 Valid, 9173 Invalid, 1023 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 1022 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-11-03 01:52:56,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3876 states. [2022-11-03 01:52:57,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3876 to 3700. [2022-11-03 01:52:57,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3700 states, 2098 states have (on average 1.290276453765491) internal successors, (2707), 2244 states have internal predecessors, (2707), 1332 states have call successors, (1332), 247 states have call predecessors, (1332), 242 states have return successors, (1384), 1286 states have call predecessors, (1384), 1330 states have call successors, (1384) [2022-11-03 01:52:57,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3700 states to 3700 states and 5423 transitions. [2022-11-03 01:52:57,253 INFO L78 Accepts]: Start accepts. Automaton has 3700 states and 5423 transitions. Word has length 49 [2022-11-03 01:52:57,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:52:57,254 INFO L495 AbstractCegarLoop]: Abstraction has 3700 states and 5423 transitions. [2022-11-03 01:52:57,254 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) [2022-11-03 01:52:57,254 INFO L276 IsEmpty]: Start isEmpty. Operand 3700 states and 5423 transitions. [2022-11-03 01:52:57,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-03 01:52:57,258 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:52:57,258 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:52:57,259 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-03 01:52:57,259 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 26 more)] === [2022-11-03 01:52:57,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:52:57,260 INFO L85 PathProgramCache]: Analyzing trace with hash -876420728, now seen corresponding path program 1 times [2022-11-03 01:52:57,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:52:57,260 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720063934] [2022-11-03 01:52:57,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:52:57,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:52:57,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:52:58,028 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 01:52:58,029 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:52:58,029 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [720063934] [2022-11-03 01:52:58,029 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [720063934] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:52:58,030 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:52:58,030 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 01:52:58,030 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1180442878] [2022-11-03 01:52:58,030 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:52:58,032 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 01:52:58,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:52:58,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 01:52:58,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 01:52:58,034 INFO L87 Difference]: Start difference. First operand 3700 states and 5423 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) [2022-11-03 01:52:59,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:52:59,769 INFO L93 Difference]: Finished difference Result 3700 states and 5423 transitions. [2022-11-03 01:52:59,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 01:52:59,770 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 54 [2022-11-03 01:52:59,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:52:59,813 INFO L225 Difference]: With dead ends: 3700 [2022-11-03 01:52:59,814 INFO L226 Difference]: Without dead ends: 3698 [2022-11-03 01:52:59,818 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 [2022-11-03 01:52:59,822 INFO L413 NwaCegarLoop]: 2524 mSDtfsCounter, 2821 mSDsluCounter, 2841 mSDsCounter, 0 mSdLazyCounter, 637 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2823 SdHoareTripleChecker+Valid, 5048 SdHoareTripleChecker+Invalid, 637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 637 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-11-03 01:52:59,823 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2823 Valid, 5048 Invalid, 637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 637 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-03 01:52:59,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3698 states. [2022-11-03 01:53:00,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3698 to 3698. [2022-11-03 01:53:00,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3698 states, 2097 states have (on average 1.289938006676204) internal successors, (2705), 2242 states have internal predecessors, (2705), 1332 states have call successors, (1332), 247 states have call predecessors, (1332), 242 states have return successors, (1384), 1286 states have call predecessors, (1384), 1330 states have call successors, (1384) [2022-11-03 01:53:00,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3698 states to 3698 states and 5421 transitions. [2022-11-03 01:53:00,334 INFO L78 Accepts]: Start accepts. Automaton has 3698 states and 5421 transitions. Word has length 54 [2022-11-03 01:53:00,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:53:00,335 INFO L495 AbstractCegarLoop]: Abstraction has 3698 states and 5421 transitions. [2022-11-03 01:53:00,335 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) [2022-11-03 01:53:00,335 INFO L276 IsEmpty]: Start isEmpty. Operand 3698 states and 5421 transitions. [2022-11-03 01:53:00,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-03 01:53:00,338 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:53:00,338 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:53:00,339 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-03 01:53:00,339 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-03 01:53:00,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:53:00,340 INFO L85 PathProgramCache]: Analyzing trace with hash 1727216071, now seen corresponding path program 1 times [2022-11-03 01:53:00,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:53:00,340 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834998171] [2022-11-03 01:53:00,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:53:00,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:53:00,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:53:00,921 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 01:53:00,921 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:53:00,921 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1834998171] [2022-11-03 01:53:00,922 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1834998171] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:53:00,922 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:53:00,922 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 01:53:00,922 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662264386] [2022-11-03 01:53:00,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:53:00,923 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 01:53:00,923 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:53:00,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 01:53:00,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 01:53:00,925 INFO L87 Difference]: Start difference. First operand 3698 states and 5421 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) [2022-11-03 01:53:02,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:53:02,730 INFO L93 Difference]: Finished difference Result 3698 states and 5421 transitions. [2022-11-03 01:53:02,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 01:53:02,731 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 59 [2022-11-03 01:53:02,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:53:02,764 INFO L225 Difference]: With dead ends: 3698 [2022-11-03 01:53:02,765 INFO L226 Difference]: Without dead ends: 3696 [2022-11-03 01:53:02,769 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 [2022-11-03 01:53:02,770 INFO L413 NwaCegarLoop]: 2522 mSDtfsCounter, 2818 mSDsluCounter, 2839 mSDsCounter, 0 mSdLazyCounter, 637 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2820 SdHoareTripleChecker+Valid, 5044 SdHoareTripleChecker+Invalid, 637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 637 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-11-03 01:53:02,771 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2820 Valid, 5044 Invalid, 637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 637 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-11-03 01:53:02,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3696 states. [2022-11-03 01:53:03,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3696 to 3696. [2022-11-03 01:53:03,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3696 states, 2096 states have (on average 1.2895992366412214) internal successors, (2703), 2240 states have internal predecessors, (2703), 1332 states have call successors, (1332), 247 states have call predecessors, (1332), 242 states have return successors, (1384), 1286 states have call predecessors, (1384), 1330 states have call successors, (1384) [2022-11-03 01:53:03,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3696 states to 3696 states and 5419 transitions. [2022-11-03 01:53:03,260 INFO L78 Accepts]: Start accepts. Automaton has 3696 states and 5419 transitions. Word has length 59 [2022-11-03 01:53:03,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:53:03,261 INFO L495 AbstractCegarLoop]: Abstraction has 3696 states and 5419 transitions. [2022-11-03 01:53:03,262 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) [2022-11-03 01:53:03,262 INFO L276 IsEmpty]: Start isEmpty. Operand 3696 states and 5419 transitions. [2022-11-03 01:53:03,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-03 01:53:03,270 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:53:03,271 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:53:03,271 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-03 01:53:03,272 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-03 01:53:03,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:53:03,273 INFO L85 PathProgramCache]: Analyzing trace with hash -586685470, now seen corresponding path program 1 times [2022-11-03 01:53:03,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:53:03,273 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [379438746] [2022-11-03 01:53:03,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:53:03,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:53:03,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:53:03,909 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 01:53:03,910 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:53:03,910 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [379438746] [2022-11-03 01:53:03,911 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [379438746] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:53:03,911 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:53:03,911 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 01:53:03,911 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471584306] [2022-11-03 01:53:03,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:53:03,912 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 01:53:03,913 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:53:03,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 01:53:03,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 01:53:03,914 INFO L87 Difference]: Start difference. First operand 3696 states and 5419 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) [2022-11-03 01:53:05,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:53:05,992 INFO L93 Difference]: Finished difference Result 3696 states and 5419 transitions. [2022-11-03 01:53:05,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 01:53:05,993 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 64 [2022-11-03 01:53:05,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:53:06,033 INFO L225 Difference]: With dead ends: 3696 [2022-11-03 01:53:06,033 INFO L226 Difference]: Without dead ends: 3694 [2022-11-03 01:53:06,038 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 [2022-11-03 01:53:06,039 INFO L413 NwaCegarLoop]: 2520 mSDtfsCounter, 2815 mSDsluCounter, 2837 mSDsCounter, 0 mSdLazyCounter, 637 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2817 SdHoareTripleChecker+Valid, 5040 SdHoareTripleChecker+Invalid, 637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 637 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-11-03 01:53:06,040 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2817 Valid, 5040 Invalid, 637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 637 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-11-03 01:53:06,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3694 states. [2022-11-03 01:53:06,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3694 to 3694. [2022-11-03 01:53:06,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3694 states, 2095 states have (on average 1.2892601431980908) internal successors, (2701), 2238 states have internal predecessors, (2701), 1332 states have call successors, (1332), 247 states have call predecessors, (1332), 242 states have return successors, (1384), 1286 states have call predecessors, (1384), 1330 states have call successors, (1384) [2022-11-03 01:53:06,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3694 states to 3694 states and 5417 transitions. [2022-11-03 01:53:06,543 INFO L78 Accepts]: Start accepts. Automaton has 3694 states and 5417 transitions. Word has length 64 [2022-11-03 01:53:06,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:53:06,544 INFO L495 AbstractCegarLoop]: Abstraction has 3694 states and 5417 transitions. [2022-11-03 01:53:06,544 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) [2022-11-03 01:53:06,545 INFO L276 IsEmpty]: Start isEmpty. Operand 3694 states and 5417 transitions. [2022-11-03 01:53:06,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-03 01:53:06,546 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:53:06,547 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:53:06,547 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-03 01:53:06,547 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-03 01:53:06,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:53:06,548 INFO L85 PathProgramCache]: Analyzing trace with hash -1303383041, now seen corresponding path program 1 times [2022-11-03 01:53:06,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:53:06,548 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211279236] [2022-11-03 01:53:06,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:53:06,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:53:06,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:53:07,031 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 01:53:07,031 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:53:07,032 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1211279236] [2022-11-03 01:53:07,032 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1211279236] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:53:07,032 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:53:07,032 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 01:53:07,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1834055874] [2022-11-03 01:53:07,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:53:07,035 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 01:53:07,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:53:07,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 01:53:07,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 01:53:07,036 INFO L87 Difference]: Start difference. First operand 3694 states and 5417 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) [2022-11-03 01:53:08,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:53:08,913 INFO L93 Difference]: Finished difference Result 3694 states and 5417 transitions. [2022-11-03 01:53:08,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 01:53:08,914 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 69 [2022-11-03 01:53:08,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:53:08,940 INFO L225 Difference]: With dead ends: 3694 [2022-11-03 01:53:08,940 INFO L226 Difference]: Without dead ends: 3692 [2022-11-03 01:53:08,943 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 [2022-11-03 01:53:08,945 INFO L413 NwaCegarLoop]: 2518 mSDtfsCounter, 2812 mSDsluCounter, 2835 mSDsCounter, 0 mSdLazyCounter, 637 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2814 SdHoareTripleChecker+Valid, 5036 SdHoareTripleChecker+Invalid, 637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 637 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-11-03 01:53:08,946 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2814 Valid, 5036 Invalid, 637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 637 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-11-03 01:53:08,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3692 states. [2022-11-03 01:53:09,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3692 to 3692. [2022-11-03 01:53:09,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3692 states, 2094 states have (on average 1.2889207258834765) internal successors, (2699), 2236 states have internal predecessors, (2699), 1332 states have call successors, (1332), 247 states have call predecessors, (1332), 242 states have return successors, (1384), 1286 states have call predecessors, (1384), 1330 states have call successors, (1384) [2022-11-03 01:53:09,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3692 states to 3692 states and 5415 transitions. [2022-11-03 01:53:09,303 INFO L78 Accepts]: Start accepts. Automaton has 3692 states and 5415 transitions. Word has length 69 [2022-11-03 01:53:09,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:53:09,304 INFO L495 AbstractCegarLoop]: Abstraction has 3692 states and 5415 transitions. [2022-11-03 01:53:09,305 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) [2022-11-03 01:53:09,305 INFO L276 IsEmpty]: Start isEmpty. Operand 3692 states and 5415 transitions. [2022-11-03 01:53:09,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-11-03 01:53:09,308 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:53:09,309 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:53:09,309 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-03 01:53:09,309 INFO L420 AbstractCegarLoop]: === Iteration 6 === 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 26 more)] === [2022-11-03 01:53:09,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:53:09,310 INFO L85 PathProgramCache]: Analyzing trace with hash 1932259870, now seen corresponding path program 1 times [2022-11-03 01:53:09,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:53:09,310 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [961043666] [2022-11-03 01:53:09,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:53:09,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:53:09,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:53:09,776 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 01:53:09,777 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:53:09,777 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [961043666] [2022-11-03 01:53:09,777 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [961043666] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:53:09,777 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:53:09,778 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 01:53:09,778 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1483127356] [2022-11-03 01:53:09,778 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:53:09,779 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 01:53:09,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:53:09,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 01:53:09,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 01:53:09,780 INFO L87 Difference]: Start difference. First operand 3692 states and 5415 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) [2022-11-03 01:53:11,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:53:11,758 INFO L93 Difference]: Finished difference Result 3692 states and 5415 transitions. [2022-11-03 01:53:11,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 01:53:11,759 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 74 [2022-11-03 01:53:11,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:53:11,795 INFO L225 Difference]: With dead ends: 3692 [2022-11-03 01:53:11,795 INFO L226 Difference]: Without dead ends: 3690 [2022-11-03 01:53:11,800 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 [2022-11-03 01:53:11,802 INFO L413 NwaCegarLoop]: 2516 mSDtfsCounter, 2809 mSDsluCounter, 2833 mSDsCounter, 0 mSdLazyCounter, 637 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2811 SdHoareTripleChecker+Valid, 5032 SdHoareTripleChecker+Invalid, 637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 637 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-11-03 01:53:11,802 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2811 Valid, 5032 Invalid, 637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 637 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-11-03 01:53:11,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3690 states. [2022-11-03 01:53:12,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3690 to 3690. [2022-11-03 01:53:12,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3690 states, 2093 states have (on average 1.2885809842331581) internal successors, (2697), 2234 states have internal predecessors, (2697), 1332 states have call successors, (1332), 247 states have call predecessors, (1332), 242 states have return successors, (1384), 1286 states have call predecessors, (1384), 1330 states have call successors, (1384) [2022-11-03 01:53:12,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3690 states to 3690 states and 5413 transitions. [2022-11-03 01:53:12,378 INFO L78 Accepts]: Start accepts. Automaton has 3690 states and 5413 transitions. Word has length 74 [2022-11-03 01:53:12,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:53:12,379 INFO L495 AbstractCegarLoop]: Abstraction has 3690 states and 5413 transitions. [2022-11-03 01:53:12,380 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) [2022-11-03 01:53:12,380 INFO L276 IsEmpty]: Start isEmpty. Operand 3690 states and 5413 transitions. [2022-11-03 01:53:12,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-11-03 01:53:12,383 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:53:12,383 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:53:12,384 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-03 01:53:12,384 INFO L420 AbstractCegarLoop]: === Iteration 7 === 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 26 more)] === [2022-11-03 01:53:12,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:53:12,385 INFO L85 PathProgramCache]: Analyzing trace with hash 54375926, now seen corresponding path program 1 times [2022-11-03 01:53:12,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:53:12,386 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545608710] [2022-11-03 01:53:12,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:53:12,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:53:12,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:53:12,850 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 01:53:12,851 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:53:12,851 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545608710] [2022-11-03 01:53:12,851 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [545608710] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:53:12,852 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:53:12,852 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 01:53:12,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [588702993] [2022-11-03 01:53:12,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:53:12,853 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 01:53:12,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:53:12,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 01:53:12,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 01:53:12,854 INFO L87 Difference]: Start difference. First operand 3690 states and 5413 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) [2022-11-03 01:53:15,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:53:15,023 INFO L93 Difference]: Finished difference Result 3690 states and 5413 transitions. [2022-11-03 01:53:15,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 01:53:15,024 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 79 [2022-11-03 01:53:15,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:53:15,054 INFO L225 Difference]: With dead ends: 3690 [2022-11-03 01:53:15,055 INFO L226 Difference]: Without dead ends: 3688 [2022-11-03 01:53:15,059 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 [2022-11-03 01:53:15,060 INFO L413 NwaCegarLoop]: 2514 mSDtfsCounter, 2806 mSDsluCounter, 2831 mSDsCounter, 0 mSdLazyCounter, 637 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2808 SdHoareTripleChecker+Valid, 5028 SdHoareTripleChecker+Invalid, 637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 637 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-11-03 01:53:15,060 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2808 Valid, 5028 Invalid, 637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 637 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-11-03 01:53:15,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3688 states. [2022-11-03 01:53:15,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3688 to 3688. [2022-11-03 01:53:15,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3688 states, 2092 states have (on average 1.2882409177820269) internal successors, (2695), 2232 states have internal predecessors, (2695), 1332 states have call successors, (1332), 247 states have call predecessors, (1332), 242 states have return successors, (1384), 1286 states have call predecessors, (1384), 1330 states have call successors, (1384) [2022-11-03 01:53:15,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3688 states to 3688 states and 5411 transitions. [2022-11-03 01:53:15,456 INFO L78 Accepts]: Start accepts. Automaton has 3688 states and 5411 transitions. Word has length 79 [2022-11-03 01:53:15,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:53:15,457 INFO L495 AbstractCegarLoop]: Abstraction has 3688 states and 5411 transitions. [2022-11-03 01:53:15,458 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) [2022-11-03 01:53:15,458 INFO L276 IsEmpty]: Start isEmpty. Operand 3688 states and 5411 transitions. [2022-11-03 01:53:15,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-11-03 01:53:15,467 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:53:15,467 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:53:15,467 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-03 01:53:15,468 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting kzallocErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-03 01:53:15,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:53:15,469 INFO L85 PathProgramCache]: Analyzing trace with hash -1608689921, now seen corresponding path program 1 times [2022-11-03 01:53:15,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:53:15,470 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686694652] [2022-11-03 01:53:15,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:53:15,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:53:15,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:53:16,854 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-11-03 01:53:16,854 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:53:16,855 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [686694652] [2022-11-03 01:53:16,855 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [686694652] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:53:16,855 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:53:16,855 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 01:53:16,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839654048] [2022-11-03 01:53:16,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:53:16,857 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 01:53:16,858 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:53:16,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 01:53:16,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-03 01:53:16,859 INFO L87 Difference]: Start difference. First operand 3688 states and 5411 transitions. Second operand has 6 states, 5 states have (on average 6.0) internal successors, (30), 5 states have internal predecessors, (30), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 01:53:23,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:53:23,819 INFO L93 Difference]: Finished difference Result 5387 states and 7785 transitions. [2022-11-03 01:53:23,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-03 01:53:23,821 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 6.0) internal successors, (30), 5 states have internal predecessors, (30), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) Word has length 96 [2022-11-03 01:53:23,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:53:23,862 INFO L225 Difference]: With dead ends: 5387 [2022-11-03 01:53:23,863 INFO L226 Difference]: Without dead ends: 5385 [2022-11-03 01:53:23,869 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-11-03 01:53:23,870 INFO L413 NwaCegarLoop]: 2888 mSDtfsCounter, 2434 mSDsluCounter, 10009 mSDsCounter, 0 mSdLazyCounter, 2686 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2438 SdHoareTripleChecker+Valid, 11766 SdHoareTripleChecker+Invalid, 2691 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 2686 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2022-11-03 01:53:23,871 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2438 Valid, 11766 Invalid, 2691 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5 Valid, 2686 Invalid, 0 Unknown, 0 Unchecked, 6.1s Time] [2022-11-03 01:53:23,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5385 states. [2022-11-03 01:53:24,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5385 to 5365. [2022-11-03 01:53:24,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5365 states, 3031 states have (on average 1.2731771692510723) internal successors, (3859), 3211 states have internal predecessors, (3859), 1903 states have call successors, (1903), 417 states have call predecessors, (1903), 409 states have return successors, (2002), 1840 states have call predecessors, (2002), 1901 states have call successors, (2002) [2022-11-03 01:53:24,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5365 states to 5365 states and 7764 transitions. [2022-11-03 01:53:24,683 INFO L78 Accepts]: Start accepts. Automaton has 5365 states and 7764 transitions. Word has length 96 [2022-11-03 01:53:24,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:53:24,687 INFO L495 AbstractCegarLoop]: Abstraction has 5365 states and 7764 transitions. [2022-11-03 01:53:24,687 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 6.0) internal successors, (30), 5 states have internal predecessors, (30), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 01:53:24,687 INFO L276 IsEmpty]: Start isEmpty. Operand 5365 states and 7764 transitions. [2022-11-03 01:53:24,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-03 01:53:24,689 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:53:24,689 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:53:24,690 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-03 01:53:24,690 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_net_register_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-03 01:53:24,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:53:24,695 INFO L85 PathProgramCache]: Analyzing trace with hash -1670149247, now seen corresponding path program 1 times [2022-11-03 01:53:24,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:53:24,696 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1075707288] [2022-11-03 01:53:24,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:53:24,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:53:24,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:53:25,046 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-11-03 01:53:25,046 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:53:25,047 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1075707288] [2022-11-03 01:53:25,047 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1075707288] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:53:25,047 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:53:25,047 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 01:53:25,048 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [97697630] [2022-11-03 01:53:25,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:53:25,049 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 01:53:25,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:53:25,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 01:53:25,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 01:53:25,051 INFO L87 Difference]: Start difference. First operand 5365 states and 7764 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-03 01:53:26,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:53:26,563 INFO L93 Difference]: Finished difference Result 10706 states and 15499 transitions. [2022-11-03 01:53:26,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 01:53:26,564 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 88 [2022-11-03 01:53:26,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:53:26,612 INFO L225 Difference]: With dead ends: 10706 [2022-11-03 01:53:26,612 INFO L226 Difference]: Without dead ends: 5359 [2022-11-03 01:53:26,653 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 01:53:26,656 INFO L413 NwaCegarLoop]: 2510 mSDtfsCounter, 2819 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 319 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2819 SdHoareTripleChecker+Valid, 2510 SdHoareTripleChecker+Invalid, 320 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 319 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-03 01:53:26,657 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2819 Valid, 2510 Invalid, 320 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 319 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-03 01:53:26,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5359 states. [2022-11-03 01:53:27,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5359 to 5359. [2022-11-03 01:53:27,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5359 states, 3026 states have (on average 1.2723066754791805) internal successors, (3850), 3205 states have internal predecessors, (3850), 1903 states have call successors, (1903), 417 states have call predecessors, (1903), 409 states have return successors, (2002), 1840 states have call predecessors, (2002), 1901 states have call successors, (2002) [2022-11-03 01:53:27,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5359 states to 5359 states and 7755 transitions. [2022-11-03 01:53:27,375 INFO L78 Accepts]: Start accepts. Automaton has 5359 states and 7755 transitions. Word has length 88 [2022-11-03 01:53:27,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:53:27,375 INFO L495 AbstractCegarLoop]: Abstraction has 5359 states and 7755 transitions. [2022-11-03 01:53:27,376 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-03 01:53:27,376 INFO L276 IsEmpty]: Start isEmpty. Operand 5359 states and 7755 transitions. [2022-11-03 01:53:27,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-11-03 01:53:27,378 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:53:27,378 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:53:27,378 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-03 01:53:27,379 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting kzallocErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-03 01:53:27,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:53:27,379 INFO L85 PathProgramCache]: Analyzing trace with hash -1126023722, now seen corresponding path program 1 times [2022-11-03 01:53:27,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:53:27,380 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [370970175] [2022-11-03 01:53:27,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:53:27,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:53:27,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:53:27,707 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-11-03 01:53:27,708 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:53:27,708 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [370970175] [2022-11-03 01:53:27,708 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [370970175] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:53:27,708 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:53:27,709 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 01:53:27,709 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770764963] [2022-11-03 01:53:27,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:53:27,710 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 01:53:27,710 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:53:27,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 01:53:27,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 01:53:27,711 INFO L87 Difference]: Start difference. First operand 5359 states and 7755 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 01:53:29,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:53:29,232 INFO L93 Difference]: Finished difference Result 10690 states and 15677 transitions. [2022-11-03 01:53:29,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 01:53:29,232 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 99 [2022-11-03 01:53:29,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:53:29,270 INFO L225 Difference]: With dead ends: 10690 [2022-11-03 01:53:29,271 INFO L226 Difference]: Without dead ends: 5349 [2022-11-03 01:53:29,310 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 [2022-11-03 01:53:29,311 INFO L413 NwaCegarLoop]: 2505 mSDtfsCounter, 2791 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 319 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2791 SdHoareTripleChecker+Valid, 2505 SdHoareTripleChecker+Invalid, 319 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 319 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-03 01:53:29,311 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2791 Valid, 2505 Invalid, 319 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 319 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-03 01:53:29,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5349 states. [2022-11-03 01:53:29,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5349 to 5349. [2022-11-03 01:53:29,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5349 states, 3017 states have (on average 1.2704673516738483) internal successors, (3833), 3195 states have internal predecessors, (3833), 1903 states have call successors, (1903), 417 states have call predecessors, (1903), 409 states have return successors, (2002), 1840 states have call predecessors, (2002), 1901 states have call successors, (2002) [2022-11-03 01:53:29,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5349 states to 5349 states and 7738 transitions. [2022-11-03 01:53:29,963 INFO L78 Accepts]: Start accepts. Automaton has 5349 states and 7738 transitions. Word has length 99 [2022-11-03 01:53:29,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:53:29,964 INFO L495 AbstractCegarLoop]: Abstraction has 5349 states and 7738 transitions. [2022-11-03 01:53:29,964 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 01:53:29,965 INFO L276 IsEmpty]: Start isEmpty. Operand 5349 states and 7738 transitions. [2022-11-03 01:53:29,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-03 01:53:29,967 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:53:29,967 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 4, 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] [2022-11-03 01:53:29,967 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-03 01:53:29,967 INFO L420 AbstractCegarLoop]: === Iteration 11 === 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 26 more)] === [2022-11-03 01:53:29,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:53:29,968 INFO L85 PathProgramCache]: Analyzing trace with hash -807876110, now seen corresponding path program 1 times [2022-11-03 01:53:29,969 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:53:29,969 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1819501182] [2022-11-03 01:53:29,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:53:29,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:53:30,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:53:30,813 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2022-11-03 01:53:30,814 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:53:30,814 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1819501182] [2022-11-03 01:53:30,814 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1819501182] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:53:30,814 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:53:30,814 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-03 01:53:30,815 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755864077] [2022-11-03 01:53:30,815 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:53:30,815 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 01:53:30,816 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:53:30,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 01:53:30,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-03 01:53:30,817 INFO L87 Difference]: Start difference. First operand 5349 states and 7738 transitions. Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-03 01:53:34,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:53:34,277 INFO L93 Difference]: Finished difference Result 7928 states and 11354 transitions. [2022-11-03 01:53:34,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-03 01:53:34,277 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 94 [2022-11-03 01:53:34,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:53:34,334 INFO L225 Difference]: With dead ends: 7928 [2022-11-03 01:53:34,335 INFO L226 Difference]: Without dead ends: 7926 [2022-11-03 01:53:34,343 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-03 01:53:34,344 INFO L413 NwaCegarLoop]: 3010 mSDtfsCounter, 1952 mSDsluCounter, 8534 mSDsCounter, 0 mSdLazyCounter, 1236 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1953 SdHoareTripleChecker+Valid, 10669 SdHoareTripleChecker+Invalid, 1238 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1236 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-11-03 01:53:34,345 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1953 Valid, 10669 Invalid, 1238 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1236 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-11-03 01:53:34,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7926 states. [2022-11-03 01:53:35,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7926 to 7898. [2022-11-03 01:53:35,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7898 states, 4433 states have (on average 1.2540040604556733) internal successors, (5559), 4683 states have internal predecessors, (5559), 2772 states have call successors, (2772), 707 states have call predecessors, (2772), 673 states have return successors, (2988), 2637 states have call predecessors, (2988), 2770 states have call successors, (2988) [2022-11-03 01:53:35,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7898 states to 7898 states and 11319 transitions. [2022-11-03 01:53:35,403 INFO L78 Accepts]: Start accepts. Automaton has 7898 states and 11319 transitions. Word has length 94 [2022-11-03 01:53:35,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:53:35,404 INFO L495 AbstractCegarLoop]: Abstraction has 7898 states and 11319 transitions. [2022-11-03 01:53:35,404 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-03 01:53:35,404 INFO L276 IsEmpty]: Start isEmpty. Operand 7898 states and 11319 transitions. [2022-11-03 01:53:35,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-11-03 01:53:35,406 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:53:35,407 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:53:35,407 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-03 01:53:35,407 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-03 01:53:35,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:53:35,408 INFO L85 PathProgramCache]: Analyzing trace with hash -789657161, now seen corresponding path program 1 times [2022-11-03 01:53:35,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:53:35,409 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1914860443] [2022-11-03 01:53:35,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:53:35,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:53:35,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:53:35,777 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 01:53:35,778 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:53:35,778 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1914860443] [2022-11-03 01:53:35,778 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1914860443] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:53:35,779 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:53:35,779 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 01:53:35,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664509315] [2022-11-03 01:53:35,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:53:35,780 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 01:53:35,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:53:35,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 01:53:35,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 01:53:35,781 INFO L87 Difference]: Start difference. First operand 7898 states and 11319 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) [2022-11-03 01:53:38,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:53:38,123 INFO L93 Difference]: Finished difference Result 7898 states and 11319 transitions. [2022-11-03 01:53:38,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 01:53:38,124 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 84 [2022-11-03 01:53:38,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:53:38,174 INFO L225 Difference]: With dead ends: 7898 [2022-11-03 01:53:38,174 INFO L226 Difference]: Without dead ends: 7896 [2022-11-03 01:53:38,182 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 [2022-11-03 01:53:38,182 INFO L413 NwaCegarLoop]: 2502 mSDtfsCounter, 2797 mSDsluCounter, 2815 mSDsCounter, 0 mSdLazyCounter, 637 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2799 SdHoareTripleChecker+Valid, 5000 SdHoareTripleChecker+Invalid, 637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 637 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-11-03 01:53:38,183 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2799 Valid, 5000 Invalid, 637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 637 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-11-03 01:53:38,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7896 states. [2022-11-03 01:53:39,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7896 to 7896. [2022-11-03 01:53:39,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7896 states, 4432 states have (on average 1.2538357400722022) internal successors, (5557), 4681 states have internal predecessors, (5557), 2772 states have call successors, (2772), 707 states have call predecessors, (2772), 673 states have return successors, (2988), 2637 states have call predecessors, (2988), 2770 states have call successors, (2988) [2022-11-03 01:53:39,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7896 states to 7896 states and 11317 transitions. [2022-11-03 01:53:39,156 INFO L78 Accepts]: Start accepts. Automaton has 7896 states and 11317 transitions. Word has length 84 [2022-11-03 01:53:39,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:53:39,157 INFO L495 AbstractCegarLoop]: Abstraction has 7896 states and 11317 transitions. [2022-11-03 01:53:39,157 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) [2022-11-03 01:53:39,157 INFO L276 IsEmpty]: Start isEmpty. Operand 7896 states and 11317 transitions. [2022-11-03 01:53:39,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-11-03 01:53:39,160 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:53:39,160 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:53:39,160 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-03 01:53:39,160 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 26 more)] === [2022-11-03 01:53:39,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:53:39,161 INFO L85 PathProgramCache]: Analyzing trace with hash 1348840218, now seen corresponding path program 1 times [2022-11-03 01:53:39,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:53:39,162 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [517482042] [2022-11-03 01:53:39,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:53:39,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:53:39,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:53:39,587 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 01:53:39,587 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:53:39,588 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [517482042] [2022-11-03 01:53:39,588 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [517482042] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:53:39,588 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:53:39,588 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 01:53:39,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1637039286] [2022-11-03 01:53:39,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:53:39,589 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 01:53:39,590 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:53:39,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 01:53:39,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 01:53:39,591 INFO L87 Difference]: Start difference. First operand 7896 states and 11317 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) [2022-11-03 01:53:41,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:53:41,710 INFO L93 Difference]: Finished difference Result 7896 states and 11317 transitions. [2022-11-03 01:53:41,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 01:53:41,712 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 86 [2022-11-03 01:53:41,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:53:41,758 INFO L225 Difference]: With dead ends: 7896 [2022-11-03 01:53:41,758 INFO L226 Difference]: Without dead ends: 7894 [2022-11-03 01:53:41,765 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 [2022-11-03 01:53:41,766 INFO L413 NwaCegarLoop]: 2500 mSDtfsCounter, 2789 mSDsluCounter, 2817 mSDsCounter, 0 mSdLazyCounter, 637 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2791 SdHoareTripleChecker+Valid, 5000 SdHoareTripleChecker+Invalid, 637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 637 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-11-03 01:53:41,767 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2791 Valid, 5000 Invalid, 637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 637 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-11-03 01:53:41,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7894 states. [2022-11-03 01:53:43,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7894 to 7894. [2022-11-03 01:53:43,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7894 states, 4431 states have (on average 1.253667343714737) internal successors, (5555), 4679 states have internal predecessors, (5555), 2772 states have call successors, (2772), 707 states have call predecessors, (2772), 673 states have return successors, (2988), 2637 states have call predecessors, (2988), 2770 states have call successors, (2988) [2022-11-03 01:53:43,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7894 states to 7894 states and 11315 transitions. [2022-11-03 01:53:43,144 INFO L78 Accepts]: Start accepts. Automaton has 7894 states and 11315 transitions. Word has length 86 [2022-11-03 01:53:43,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:53:43,145 INFO L495 AbstractCegarLoop]: Abstraction has 7894 states and 11315 transitions. [2022-11-03 01:53:43,145 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) [2022-11-03 01:53:43,145 INFO L276 IsEmpty]: Start isEmpty. Operand 7894 states and 11315 transitions. [2022-11-03 01:53:43,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-11-03 01:53:43,148 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:53:43,148 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 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] [2022-11-03 01:53:43,148 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-03 01:53:43,148 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_usb_register_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-03 01:53:43,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:53:43,149 INFO L85 PathProgramCache]: Analyzing trace with hash -269302176, now seen corresponding path program 1 times [2022-11-03 01:53:43,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:53:43,150 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057545503] [2022-11-03 01:53:43,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:53:43,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:53:43,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:53:43,712 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-11-03 01:53:43,713 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:53:43,713 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057545503] [2022-11-03 01:53:43,713 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1057545503] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 01:53:43,713 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2144831450] [2022-11-03 01:53:43,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:53:43,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 01:53:43,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 01:53:43,717 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 01:53:43,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-03 01:53:45,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:53:45,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 2500 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-03 01:53:45,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 01:53:45,183 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-11-03 01:53:45,183 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 01:53:45,183 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2144831450] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:53:45,184 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-03 01:53:45,184 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2022-11-03 01:53:45,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [89328592] [2022-11-03 01:53:45,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:53:45,185 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 01:53:45,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:53:45,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 01:53:45,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2022-11-03 01:53:45,186 INFO L87 Difference]: Start difference. First operand 7894 states and 11315 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-03 01:53:47,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:53:47,069 INFO L93 Difference]: Finished difference Result 15764 states and 22601 transitions. [2022-11-03 01:53:47,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 01:53:47,070 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 96 [2022-11-03 01:53:47,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:53:47,120 INFO L225 Difference]: With dead ends: 15764 [2022-11-03 01:53:47,121 INFO L226 Difference]: Without dead ends: 7888 [2022-11-03 01:53:47,175 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2022-11-03 01:53:47,176 INFO L413 NwaCegarLoop]: 2496 mSDtfsCounter, 2796 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 319 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2796 SdHoareTripleChecker+Valid, 2496 SdHoareTripleChecker+Invalid, 320 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 319 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-03 01:53:47,176 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2796 Valid, 2496 Invalid, 320 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 319 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-03 01:53:47,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7888 states. [2022-11-03 01:53:48,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7888 to 7888. [2022-11-03 01:53:48,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7888 states, 4426 states have (on average 1.253050158156349) internal successors, (5546), 4673 states have internal predecessors, (5546), 2772 states have call successors, (2772), 707 states have call predecessors, (2772), 673 states have return successors, (2988), 2637 states have call predecessors, (2988), 2770 states have call successors, (2988) [2022-11-03 01:53:48,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7888 states to 7888 states and 11306 transitions. [2022-11-03 01:53:48,237 INFO L78 Accepts]: Start accepts. Automaton has 7888 states and 11306 transitions. Word has length 96 [2022-11-03 01:53:48,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:53:48,238 INFO L495 AbstractCegarLoop]: Abstraction has 7888 states and 11306 transitions. [2022-11-03 01:53:48,238 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-03 01:53:48,238 INFO L276 IsEmpty]: Start isEmpty. Operand 7888 states and 11306 transitions. [2022-11-03 01:53:48,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-11-03 01:53:48,240 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:53:48,240 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:53:48,273 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-03 01:53:48,441 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-11-03 01:53:48,441 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 26 more)] === [2022-11-03 01:53:48,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:53:48,442 INFO L85 PathProgramCache]: Analyzing trace with hash 785302724, now seen corresponding path program 1 times [2022-11-03 01:53:48,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:53:48,442 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836618371] [2022-11-03 01:53:48,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:53:48,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:53:48,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:53:48,908 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 01:53:48,909 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:53:48,909 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1836618371] [2022-11-03 01:53:48,909 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1836618371] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:53:48,909 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:53:48,910 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 01:53:48,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768084803] [2022-11-03 01:53:48,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:53:48,913 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 01:53:48,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:53:48,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 01:53:48,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 01:53:48,915 INFO L87 Difference]: Start difference. First operand 7888 states and 11306 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) [2022-11-03 01:53:51,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:53:51,334 INFO L93 Difference]: Finished difference Result 7888 states and 11306 transitions. [2022-11-03 01:53:51,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 01:53:51,335 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 91 [2022-11-03 01:53:51,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:53:51,387 INFO L225 Difference]: With dead ends: 7888 [2022-11-03 01:53:51,388 INFO L226 Difference]: Without dead ends: 7886 [2022-11-03 01:53:51,397 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 [2022-11-03 01:53:51,402 INFO L413 NwaCegarLoop]: 2493 mSDtfsCounter, 2783 mSDsluCounter, 2810 mSDsCounter, 0 mSdLazyCounter, 637 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2785 SdHoareTripleChecker+Valid, 4986 SdHoareTripleChecker+Invalid, 637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 637 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-11-03 01:53:51,403 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2785 Valid, 4986 Invalid, 637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 637 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-03 01:53:51,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7886 states. [2022-11-03 01:53:52,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7886 to 7886. [2022-11-03 01:53:52,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7886 states, 4425 states have (on average 1.2528813559322034) internal successors, (5544), 4671 states have internal predecessors, (5544), 2772 states have call successors, (2772), 707 states have call predecessors, (2772), 673 states have return successors, (2988), 2637 states have call predecessors, (2988), 2770 states have call successors, (2988) [2022-11-03 01:53:52,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7886 states to 7886 states and 11304 transitions. [2022-11-03 01:53:52,374 INFO L78 Accepts]: Start accepts. Automaton has 7886 states and 11304 transitions. Word has length 91 [2022-11-03 01:53:52,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:53:52,375 INFO L495 AbstractCegarLoop]: Abstraction has 7886 states and 11304 transitions. [2022-11-03 01:53:52,375 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) [2022-11-03 01:53:52,375 INFO L276 IsEmpty]: Start isEmpty. Operand 7886 states and 11304 transitions. [2022-11-03 01:53:52,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-11-03 01:53:52,379 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:53:52,379 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 4, 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] [2022-11-03 01:53:52,379 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-03 01:53:52,380 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-03 01:53:52,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:53:52,380 INFO L85 PathProgramCache]: Analyzing trace with hash -252243085, now seen corresponding path program 1 times [2022-11-03 01:53:52,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:53:52,381 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384310724] [2022-11-03 01:53:52,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:53:52,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:53:52,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:53:54,808 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2022-11-03 01:53:54,808 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:53:54,809 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384310724] [2022-11-03 01:53:54,809 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1384310724] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 01:53:54,809 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1456468604] [2022-11-03 01:53:54,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:53:54,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 01:53:54,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 01:53:54,811 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 01:53:54,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-03 01:53:56,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:53:56,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 2675 conjuncts, 60 conjunts are in the unsatisfiable core [2022-11-03 01:53:56,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 01:53:56,460 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-11-03 01:53:56,461 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 01:53:56,461 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1456468604] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:53:56,461 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-03 01:53:56,462 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [11] total 11 [2022-11-03 01:53:56,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316286736] [2022-11-03 01:53:56,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:53:56,463 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-03 01:53:56,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:53:56,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-03 01:53:56,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2022-11-03 01:53:56,465 INFO L87 Difference]: Start difference. First operand 7886 states and 11304 transitions. Second operand has 11 states, 8 states have (on average 6.25) internal successors, (50), 10 states have internal predecessors, (50), 6 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (21), 6 states have call predecessors, (21), 6 states have call successors, (21) [2022-11-03 01:54:03,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:54:03,338 INFO L93 Difference]: Finished difference Result 12917 states and 18352 transitions. [2022-11-03 01:54:03,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-03 01:54:03,342 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 8 states have (on average 6.25) internal successors, (50), 10 states have internal predecessors, (50), 6 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (21), 6 states have call predecessors, (21), 6 states have call successors, (21) Word has length 104 [2022-11-03 01:54:03,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:54:03,398 INFO L225 Difference]: With dead ends: 12917 [2022-11-03 01:54:03,399 INFO L226 Difference]: Without dead ends: 7933 [2022-11-03 01:54:03,430 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 106 SyntacticMatches, 2 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2022-11-03 01:54:03,431 INFO L413 NwaCegarLoop]: 2485 mSDtfsCounter, 22 mSDsluCounter, 24991 mSDsCounter, 0 mSdLazyCounter, 3613 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 24649 SdHoareTripleChecker+Invalid, 3710 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 3613 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2022-11-03 01:54:03,432 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 24649 Invalid, 3710 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [97 Valid, 3613 Invalid, 0 Unknown, 0 Unchecked, 5.7s Time] [2022-11-03 01:54:03,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7933 states. [2022-11-03 01:54:04,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7933 to 7904. [2022-11-03 01:54:04,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7904 states, 4435 states have (on average 1.2523111612175875) internal successors, (5554), 4681 states have internal predecessors, (5554), 2780 states have call successors, (2780), 707 states have call predecessors, (2780), 673 states have return successors, (2996), 2645 states have call predecessors, (2996), 2778 states have call successors, (2996) [2022-11-03 01:54:04,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7904 states to 7904 states and 11330 transitions. [2022-11-03 01:54:04,835 INFO L78 Accepts]: Start accepts. Automaton has 7904 states and 11330 transitions. Word has length 104 [2022-11-03 01:54:04,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:54:04,838 INFO L495 AbstractCegarLoop]: Abstraction has 7904 states and 11330 transitions. [2022-11-03 01:54:04,838 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 8 states have (on average 6.25) internal successors, (50), 10 states have internal predecessors, (50), 6 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (21), 6 states have call predecessors, (21), 6 states have call successors, (21) [2022-11-03 01:54:04,838 INFO L276 IsEmpty]: Start isEmpty. Operand 7904 states and 11330 transitions. [2022-11-03 01:54:04,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-11-03 01:54:04,846 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:54:04,846 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:54:04,898 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-03 01:54:05,069 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-11-03 01:54:05,069 INFO L420 AbstractCegarLoop]: === Iteration 17 === 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 26 more)] === [2022-11-03 01:54:05,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:54:05,070 INFO L85 PathProgramCache]: Analyzing trace with hash -562575891, now seen corresponding path program 1 times [2022-11-03 01:54:05,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:54:05,070 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [714915209] [2022-11-03 01:54:05,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:54:05,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:54:05,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:54:05,521 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 01:54:05,521 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:54:05,521 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [714915209] [2022-11-03 01:54:05,522 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [714915209] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:54:05,522 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:54:05,522 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 01:54:05,522 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1178572005] [2022-11-03 01:54:05,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:54:05,524 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 01:54:05,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:54:05,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 01:54:05,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 01:54:05,526 INFO L87 Difference]: Start difference. First operand 7904 states and 11330 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) [2022-11-03 01:54:08,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:54:08,442 INFO L93 Difference]: Finished difference Result 7904 states and 11330 transitions. [2022-11-03 01:54:08,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 01:54:08,443 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 96 [2022-11-03 01:54:08,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:54:08,487 INFO L225 Difference]: With dead ends: 7904 [2022-11-03 01:54:08,488 INFO L226 Difference]: Without dead ends: 7902 [2022-11-03 01:54:08,497 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 [2022-11-03 01:54:08,498 INFO L413 NwaCegarLoop]: 2491 mSDtfsCounter, 2780 mSDsluCounter, 2808 mSDsCounter, 0 mSdLazyCounter, 637 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2782 SdHoareTripleChecker+Valid, 4982 SdHoareTripleChecker+Invalid, 637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 637 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-11-03 01:54:08,498 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2782 Valid, 4982 Invalid, 637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 637 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-11-03 01:54:08,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7902 states. [2022-11-03 01:54:09,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7902 to 7902. [2022-11-03 01:54:09,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7902 states, 4434 states have (on average 1.2521425349571493) internal successors, (5552), 4679 states have internal predecessors, (5552), 2780 states have call successors, (2780), 707 states have call predecessors, (2780), 673 states have return successors, (2996), 2645 states have call predecessors, (2996), 2778 states have call successors, (2996) [2022-11-03 01:54:10,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7902 states to 7902 states and 11328 transitions. [2022-11-03 01:54:10,030 INFO L78 Accepts]: Start accepts. Automaton has 7902 states and 11328 transitions. Word has length 96 [2022-11-03 01:54:10,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:54:10,031 INFO L495 AbstractCegarLoop]: Abstraction has 7902 states and 11328 transitions. [2022-11-03 01:54:10,031 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) [2022-11-03 01:54:10,032 INFO L276 IsEmpty]: Start isEmpty. Operand 7902 states and 11328 transitions. [2022-11-03 01:54:10,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-11-03 01:54:10,036 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:54:10,036 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:54:10,036 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-03 01:54:10,037 INFO L420 AbstractCegarLoop]: === Iteration 18 === 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 26 more)] === [2022-11-03 01:54:10,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:54:10,037 INFO L85 PathProgramCache]: Analyzing trace with hash -2049172111, now seen corresponding path program 1 times [2022-11-03 01:54:10,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:54:10,038 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513968521] [2022-11-03 01:54:10,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:54:10,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:54:10,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:54:10,481 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 01:54:10,482 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:54:10,482 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [513968521] [2022-11-03 01:54:10,482 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [513968521] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:54:10,483 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:54:10,483 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 01:54:10,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1000168215] [2022-11-03 01:54:10,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:54:10,485 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 01:54:10,485 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:54:10,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 01:54:10,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 01:54:10,486 INFO L87 Difference]: Start difference. First operand 7902 states and 11328 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) [2022-11-03 01:54:13,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:54:13,453 INFO L93 Difference]: Finished difference Result 7902 states and 11328 transitions. [2022-11-03 01:54:13,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 01:54:13,454 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 101 [2022-11-03 01:54:13,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:54:13,499 INFO L225 Difference]: With dead ends: 7902 [2022-11-03 01:54:13,500 INFO L226 Difference]: Without dead ends: 7900 [2022-11-03 01:54:13,508 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 [2022-11-03 01:54:13,509 INFO L413 NwaCegarLoop]: 2489 mSDtfsCounter, 2777 mSDsluCounter, 2806 mSDsCounter, 0 mSdLazyCounter, 637 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2779 SdHoareTripleChecker+Valid, 4978 SdHoareTripleChecker+Invalid, 637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 637 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-11-03 01:54:13,509 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2779 Valid, 4978 Invalid, 637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 637 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-11-03 01:54:13,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7900 states. [2022-11-03 01:54:14,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7900 to 7900. [2022-11-03 01:54:14,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7900 states, 4433 states have (on average 1.251973832618994) internal successors, (5550), 4677 states have internal predecessors, (5550), 2780 states have call successors, (2780), 707 states have call predecessors, (2780), 673 states have return successors, (2996), 2645 states have call predecessors, (2996), 2778 states have call successors, (2996) [2022-11-03 01:54:14,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7900 states to 7900 states and 11326 transitions. [2022-11-03 01:54:14,647 INFO L78 Accepts]: Start accepts. Automaton has 7900 states and 11326 transitions. Word has length 101 [2022-11-03 01:54:14,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:54:14,647 INFO L495 AbstractCegarLoop]: Abstraction has 7900 states and 11326 transitions. [2022-11-03 01:54:14,647 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) [2022-11-03 01:54:14,647 INFO L276 IsEmpty]: Start isEmpty. Operand 7900 states and 11326 transitions. [2022-11-03 01:54:14,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-11-03 01:54:14,651 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:54:14,652 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 5, 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] [2022-11-03 01:54:14,652 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-03 01:54:14,652 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-03 01:54:14,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:54:14,655 INFO L85 PathProgramCache]: Analyzing trace with hash 1055909803, now seen corresponding path program 1 times [2022-11-03 01:54:14,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:54:14,656 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248838515] [2022-11-03 01:54:14,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:54:14,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:54:14,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:54:15,372 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-11-03 01:54:15,373 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:54:15,373 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1248838515] [2022-11-03 01:54:15,373 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1248838515] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 01:54:15,373 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1929962891] [2022-11-03 01:54:15,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:54:15,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 01:54:15,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 01:54:15,375 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 01:54:15,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-03 01:54:16,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:54:16,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 2773 conjuncts, 27 conjunts are in the unsatisfiable core [2022-11-03 01:54:16,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 01:54:16,759 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-11-03 01:54:16,760 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 01:54:16,760 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1929962891] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:54:16,760 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-03 01:54:16,760 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 7 [2022-11-03 01:54:16,761 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819740626] [2022-11-03 01:54:16,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:54:16,761 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-03 01:54:16,762 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:54:16,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-03 01:54:16,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-03 01:54:16,763 INFO L87 Difference]: Start difference. First operand 7900 states and 11326 transitions. Second operand has 7 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 2 states have call successors, (27), 2 states have call predecessors, (27), 3 states have return successors, (23), 3 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-03 01:54:21,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:54:21,491 INFO L93 Difference]: Finished difference Result 13798 states and 19813 transitions. [2022-11-03 01:54:21,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-03 01:54:21,492 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 2 states have call successors, (27), 2 states have call predecessors, (27), 3 states have return successors, (23), 3 states have call predecessors, (23), 2 states have call successors, (23) Word has length 116 [2022-11-03 01:54:21,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:54:21,533 INFO L225 Difference]: With dead ends: 13798 [2022-11-03 01:54:21,533 INFO L226 Difference]: Without dead ends: 8497 [2022-11-03 01:54:21,562 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 117 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-11-03 01:54:21,563 INFO L413 NwaCegarLoop]: 2765 mSDtfsCounter, 219 mSDsluCounter, 15154 mSDsCounter, 0 mSdLazyCounter, 2319 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 371 SdHoareTripleChecker+Valid, 16237 SdHoareTripleChecker+Invalid, 2393 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 2319 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2022-11-03 01:54:21,563 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [371 Valid, 16237 Invalid, 2393 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 2319 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2022-11-03 01:54:21,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8497 states. [2022-11-03 01:54:22,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8497 to 7902. [2022-11-03 01:54:22,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7902 states, 4435 states have (on average 1.251860202931229) internal successors, (5552), 4679 states have internal predecessors, (5552), 2780 states have call successors, (2780), 707 states have call predecessors, (2780), 673 states have return successors, (2996), 2645 states have call predecessors, (2996), 2778 states have call successors, (2996) [2022-11-03 01:54:22,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7902 states to 7902 states and 11328 transitions. [2022-11-03 01:54:22,853 INFO L78 Accepts]: Start accepts. Automaton has 7902 states and 11328 transitions. Word has length 116 [2022-11-03 01:54:22,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:54:22,854 INFO L495 AbstractCegarLoop]: Abstraction has 7902 states and 11328 transitions. [2022-11-03 01:54:22,854 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 2 states have call successors, (27), 2 states have call predecessors, (27), 3 states have return successors, (23), 3 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-03 01:54:22,854 INFO L276 IsEmpty]: Start isEmpty. Operand 7902 states and 11328 transitions. [2022-11-03 01:54:22,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-11-03 01:54:22,856 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:54:22,856 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:54:22,893 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-03 01:54:23,057 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 01:54:23,057 INFO L420 AbstractCegarLoop]: === Iteration 20 === 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 26 more)] === [2022-11-03 01:54:23,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:54:23,058 INFO L85 PathProgramCache]: Analyzing trace with hash -1067719705, now seen corresponding path program 1 times [2022-11-03 01:54:23,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:54:23,058 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [251783776] [2022-11-03 01:54:23,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:54:23,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:54:23,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:54:23,440 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 01:54:23,440 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:54:23,441 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [251783776] [2022-11-03 01:54:23,441 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [251783776] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:54:23,441 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:54:23,441 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 01:54:23,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [518489892] [2022-11-03 01:54:23,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:54:23,444 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 01:54:23,444 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:54:23,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 01:54:23,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 01:54:23,445 INFO L87 Difference]: Start difference. First operand 7902 states and 11328 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) [2022-11-03 01:54:25,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:54:25,706 INFO L93 Difference]: Finished difference Result 7902 states and 11328 transitions. [2022-11-03 01:54:25,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 01:54:25,707 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 106 [2022-11-03 01:54:25,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:54:25,747 INFO L225 Difference]: With dead ends: 7902 [2022-11-03 01:54:25,747 INFO L226 Difference]: Without dead ends: 7900 [2022-11-03 01:54:25,754 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 [2022-11-03 01:54:25,754 INFO L413 NwaCegarLoop]: 2487 mSDtfsCounter, 2774 mSDsluCounter, 2804 mSDsCounter, 0 mSdLazyCounter, 637 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2776 SdHoareTripleChecker+Valid, 4974 SdHoareTripleChecker+Invalid, 637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 637 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-03 01:54:25,755 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2776 Valid, 4974 Invalid, 637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 637 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-03 01:54:25,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7900 states. [2022-11-03 01:54:26,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7900 to 7900. [2022-11-03 01:54:26,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7900 states, 4434 states have (on average 1.2516914749661705) internal successors, (5550), 4677 states have internal predecessors, (5550), 2780 states have call successors, (2780), 707 states have call predecessors, (2780), 673 states have return successors, (2996), 2645 states have call predecessors, (2996), 2778 states have call successors, (2996) [2022-11-03 01:54:26,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7900 states to 7900 states and 11326 transitions. [2022-11-03 01:54:26,954 INFO L78 Accepts]: Start accepts. Automaton has 7900 states and 11326 transitions. Word has length 106 [2022-11-03 01:54:26,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:54:26,955 INFO L495 AbstractCegarLoop]: Abstraction has 7900 states and 11326 transitions. [2022-11-03 01:54:26,955 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) [2022-11-03 01:54:26,955 INFO L276 IsEmpty]: Start isEmpty. Operand 7900 states and 11326 transitions. [2022-11-03 01:54:26,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-11-03 01:54:26,956 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:54:26,957 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:54:26,957 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-11-03 01:54:26,957 INFO L420 AbstractCegarLoop]: === Iteration 21 === 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 26 more)] === [2022-11-03 01:54:26,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:54:26,958 INFO L85 PathProgramCache]: Analyzing trace with hash 1822123895, now seen corresponding path program 1 times [2022-11-03 01:54:26,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:54:26,958 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [623167019] [2022-11-03 01:54:26,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:54:26,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:54:27,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:54:27,363 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 01:54:27,364 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:54:27,364 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [623167019] [2022-11-03 01:54:27,364 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [623167019] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:54:27,365 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:54:27,365 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 01:54:27,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547757027] [2022-11-03 01:54:27,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:54:27,366 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 01:54:27,366 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:54:27,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 01:54:27,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 01:54:27,367 INFO L87 Difference]: Start difference. First operand 7900 states and 11326 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) [2022-11-03 01:54:29,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:54:29,635 INFO L93 Difference]: Finished difference Result 7900 states and 11326 transitions. [2022-11-03 01:54:29,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 01:54:29,635 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 111 [2022-11-03 01:54:29,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:54:29,667 INFO L225 Difference]: With dead ends: 7900 [2022-11-03 01:54:29,667 INFO L226 Difference]: Without dead ends: 7898 [2022-11-03 01:54:29,673 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 [2022-11-03 01:54:29,674 INFO L413 NwaCegarLoop]: 2485 mSDtfsCounter, 2771 mSDsluCounter, 2802 mSDsCounter, 0 mSdLazyCounter, 637 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2773 SdHoareTripleChecker+Valid, 4970 SdHoareTripleChecker+Invalid, 637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 637 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-11-03 01:54:29,675 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2773 Valid, 4970 Invalid, 637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 637 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-11-03 01:54:29,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7898 states. [2022-11-03 01:54:30,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7898 to 7898. [2022-11-03 01:54:30,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7898 states, 4433 states have (on average 1.2515226708775096) internal successors, (5548), 4675 states have internal predecessors, (5548), 2780 states have call successors, (2780), 707 states have call predecessors, (2780), 673 states have return successors, (2996), 2645 states have call predecessors, (2996), 2778 states have call successors, (2996) [2022-11-03 01:54:30,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7898 states to 7898 states and 11324 transitions. [2022-11-03 01:54:30,802 INFO L78 Accepts]: Start accepts. Automaton has 7898 states and 11324 transitions. Word has length 111 [2022-11-03 01:54:30,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:54:30,802 INFO L495 AbstractCegarLoop]: Abstraction has 7898 states and 11324 transitions. [2022-11-03 01:54:30,802 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) [2022-11-03 01:54:30,802 INFO L276 IsEmpty]: Start isEmpty. Operand 7898 states and 11324 transitions. [2022-11-03 01:54:30,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-11-03 01:54:30,804 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:54:30,804 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:54:30,804 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-11-03 01:54:30,804 INFO L420 AbstractCegarLoop]: === Iteration 22 === 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 26 more)] === [2022-11-03 01:54:30,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:54:30,805 INFO L85 PathProgramCache]: Analyzing trace with hash -1921732308, now seen corresponding path program 1 times [2022-11-03 01:54:30,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:54:30,805 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484183849] [2022-11-03 01:54:30,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:54:30,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:54:30,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:54:31,242 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 01:54:31,243 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:54:31,243 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1484183849] [2022-11-03 01:54:31,243 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1484183849] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:54:31,244 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:54:31,244 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 01:54:31,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1752703552] [2022-11-03 01:54:31,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:54:31,245 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 01:54:31,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:54:31,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 01:54:31,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 01:54:31,246 INFO L87 Difference]: Start difference. First operand 7898 states and 11324 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) [2022-11-03 01:54:33,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:54:33,734 INFO L93 Difference]: Finished difference Result 7898 states and 11324 transitions. [2022-11-03 01:54:33,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 01:54:33,736 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 116 [2022-11-03 01:54:33,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:54:33,766 INFO L225 Difference]: With dead ends: 7898 [2022-11-03 01:54:33,766 INFO L226 Difference]: Without dead ends: 7896 [2022-11-03 01:54:33,770 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 [2022-11-03 01:54:33,771 INFO L413 NwaCegarLoop]: 2483 mSDtfsCounter, 2768 mSDsluCounter, 2800 mSDsCounter, 0 mSdLazyCounter, 637 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2770 SdHoareTripleChecker+Valid, 4966 SdHoareTripleChecker+Invalid, 637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 637 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-11-03 01:54:33,772 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2770 Valid, 4966 Invalid, 637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 637 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-03 01:54:33,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7896 states. [2022-11-03 01:54:34,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7896 to 7896. [2022-11-03 01:54:34,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7896 states, 4432 states have (on average 1.2513537906137184) internal successors, (5546), 4673 states have internal predecessors, (5546), 2780 states have call successors, (2780), 707 states have call predecessors, (2780), 673 states have return successors, (2996), 2645 states have call predecessors, (2996), 2778 states have call successors, (2996) [2022-11-03 01:54:35,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7896 states to 7896 states and 11322 transitions. [2022-11-03 01:54:35,014 INFO L78 Accepts]: Start accepts. Automaton has 7896 states and 11322 transitions. Word has length 116 [2022-11-03 01:54:35,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:54:35,014 INFO L495 AbstractCegarLoop]: Abstraction has 7896 states and 11322 transitions. [2022-11-03 01:54:35,015 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) [2022-11-03 01:54:35,015 INFO L276 IsEmpty]: Start isEmpty. Operand 7896 states and 11322 transitions. [2022-11-03 01:54:35,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-11-03 01:54:35,017 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:54:35,017 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:54:35,017 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-11-03 01:54:35,018 INFO L420 AbstractCegarLoop]: === Iteration 23 === 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 26 more)] === [2022-11-03 01:54:35,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:54:35,018 INFO L85 PathProgramCache]: Analyzing trace with hash 816873316, now seen corresponding path program 1 times [2022-11-03 01:54:35,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:54:35,019 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [422260155] [2022-11-03 01:54:35,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:54:35,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:54:35,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:54:35,626 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 01:54:35,627 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:54:35,627 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [422260155] [2022-11-03 01:54:35,627 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [422260155] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:54:35,627 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:54:35,628 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 01:54:35,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016446767] [2022-11-03 01:54:35,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:54:35,629 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 01:54:35,629 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:54:35,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 01:54:35,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 01:54:35,630 INFO L87 Difference]: Start difference. First operand 7896 states and 11322 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) [2022-11-03 01:54:38,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:54:38,622 INFO L93 Difference]: Finished difference Result 7896 states and 11322 transitions. [2022-11-03 01:54:38,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 01:54:38,623 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 121 [2022-11-03 01:54:38,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:54:38,652 INFO L225 Difference]: With dead ends: 7896 [2022-11-03 01:54:38,652 INFO L226 Difference]: Without dead ends: 7894 [2022-11-03 01:54:38,658 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 [2022-11-03 01:54:38,659 INFO L413 NwaCegarLoop]: 2481 mSDtfsCounter, 2765 mSDsluCounter, 2798 mSDsCounter, 0 mSdLazyCounter, 637 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2767 SdHoareTripleChecker+Valid, 4962 SdHoareTripleChecker+Invalid, 637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 637 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-11-03 01:54:38,659 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2767 Valid, 4962 Invalid, 637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 637 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-03 01:54:38,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7894 states. [2022-11-03 01:54:39,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7894 to 7894. [2022-11-03 01:54:39,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7894 states, 4431 states have (on average 1.2511848341232228) internal successors, (5544), 4671 states have internal predecessors, (5544), 2780 states have call successors, (2780), 707 states have call predecessors, (2780), 673 states have return successors, (2996), 2645 states have call predecessors, (2996), 2778 states have call successors, (2996) [2022-11-03 01:54:39,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7894 states to 7894 states and 11320 transitions. [2022-11-03 01:54:39,743 INFO L78 Accepts]: Start accepts. Automaton has 7894 states and 11320 transitions. Word has length 121 [2022-11-03 01:54:39,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:54:39,743 INFO L495 AbstractCegarLoop]: Abstraction has 7894 states and 11320 transitions. [2022-11-03 01:54:39,744 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) [2022-11-03 01:54:39,744 INFO L276 IsEmpty]: Start isEmpty. Operand 7894 states and 11320 transitions. [2022-11-03 01:54:39,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-11-03 01:54:39,746 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:54:39,746 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:54:39,747 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-11-03 01:54:39,747 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-03 01:54:39,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:54:39,748 INFO L85 PathProgramCache]: Analyzing trace with hash 2010368429, now seen corresponding path program 1 times [2022-11-03 01:54:39,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:54:39,748 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1935657175] [2022-11-03 01:54:39,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:54:39,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:54:39,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:54:40,193 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2022-11-03 01:54:40,194 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:54:40,194 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1935657175] [2022-11-03 01:54:40,194 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1935657175] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:54:40,194 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:54:40,195 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 01:54:40,195 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850227741] [2022-11-03 01:54:40,195 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:54:40,196 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 01:54:40,196 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:54:40,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 01:54:40,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 01:54:40,197 INFO L87 Difference]: Start difference. First operand 7894 states and 11320 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-03 01:54:43,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:54:43,303 INFO L93 Difference]: Finished difference Result 15852 states and 23052 transitions. [2022-11-03 01:54:43,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 01:54:43,304 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 137 [2022-11-03 01:54:43,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:54:43,338 INFO L225 Difference]: With dead ends: 15852 [2022-11-03 01:54:43,338 INFO L226 Difference]: Without dead ends: 7978 [2022-11-03 01:54:43,378 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 [2022-11-03 01:54:43,379 INFO L413 NwaCegarLoop]: 2498 mSDtfsCounter, 16 mSDsluCounter, 5594 mSDsCounter, 0 mSdLazyCounter, 977 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 7466 SdHoareTripleChecker+Invalid, 980 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 977 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-11-03 01:54:43,380 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 7466 Invalid, 980 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 977 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-11-03 01:54:43,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7978 states. [2022-11-03 01:54:44,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7978 to 7882. [2022-11-03 01:54:44,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7882 states, 4435 states have (on average 1.2500563697857947) internal successors, (5544), 4675 states have internal predecessors, (5544), 2764 states have call successors, (2764), 707 states have call predecessors, (2764), 673 states have return successors, (2980), 2629 states have call predecessors, (2980), 2762 states have call successors, (2980) [2022-11-03 01:54:44,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7882 states to 7882 states and 11288 transitions. [2022-11-03 01:54:44,711 INFO L78 Accepts]: Start accepts. Automaton has 7882 states and 11288 transitions. Word has length 137 [2022-11-03 01:54:44,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:54:44,712 INFO L495 AbstractCegarLoop]: Abstraction has 7882 states and 11288 transitions. [2022-11-03 01:54:44,712 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-03 01:54:44,712 INFO L276 IsEmpty]: Start isEmpty. Operand 7882 states and 11288 transitions. [2022-11-03 01:54:44,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-11-03 01:54:44,714 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:54:44,715 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:54:44,715 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-11-03 01:54:44,715 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-03 01:54:44,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:54:44,717 INFO L85 PathProgramCache]: Analyzing trace with hash 1822071649, now seen corresponding path program 1 times [2022-11-03 01:54:44,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:54:44,717 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414452522] [2022-11-03 01:54:44,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:54:44,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:54:44,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:54:45,131 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2022-11-03 01:54:45,132 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:54:45,132 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [414452522] [2022-11-03 01:54:45,132 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [414452522] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:54:45,132 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:54:45,133 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 01:54:45,133 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [346009062] [2022-11-03 01:54:45,133 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:54:45,134 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 01:54:45,135 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:54:45,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 01:54:45,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 01:54:45,136 INFO L87 Difference]: Start difference. First operand 7882 states and 11288 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-03 01:54:48,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:54:48,366 INFO L93 Difference]: Finished difference Result 15840 states and 23020 transitions. [2022-11-03 01:54:48,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 01:54:48,367 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 137 [2022-11-03 01:54:48,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:54:48,397 INFO L225 Difference]: With dead ends: 15840 [2022-11-03 01:54:48,397 INFO L226 Difference]: Without dead ends: 7978 [2022-11-03 01:54:48,421 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 [2022-11-03 01:54:48,422 INFO L413 NwaCegarLoop]: 2498 mSDtfsCounter, 15 mSDsluCounter, 5598 mSDsCounter, 0 mSdLazyCounter, 972 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 7470 SdHoareTripleChecker+Invalid, 974 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 972 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-03 01:54:48,422 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 7470 Invalid, 974 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 972 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-03 01:54:48,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7978 states. [2022-11-03 01:54:49,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7978 to 7886. [2022-11-03 01:54:49,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7886 states, 4447 states have (on average 1.2493816055767935) internal successors, (5556), 4687 states have internal predecessors, (5556), 2764 states have call successors, (2764), 699 states have call predecessors, (2764), 665 states have return successors, (2980), 2629 states have call predecessors, (2980), 2762 states have call successors, (2980) [2022-11-03 01:54:49,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7886 states to 7886 states and 11300 transitions. [2022-11-03 01:54:49,737 INFO L78 Accepts]: Start accepts. Automaton has 7886 states and 11300 transitions. Word has length 137 [2022-11-03 01:54:49,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:54:49,738 INFO L495 AbstractCegarLoop]: Abstraction has 7886 states and 11300 transitions. [2022-11-03 01:54:49,738 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-03 01:54:49,739 INFO L276 IsEmpty]: Start isEmpty. Operand 7886 states and 11300 transitions. [2022-11-03 01:54:49,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-11-03 01:54:49,741 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:54:49,742 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:54:49,742 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-11-03 01:54:49,742 INFO L420 AbstractCegarLoop]: === Iteration 26 === 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 26 more)] === [2022-11-03 01:54:49,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:54:49,743 INFO L85 PathProgramCache]: Analyzing trace with hash -1410490341, now seen corresponding path program 1 times [2022-11-03 01:54:49,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:54:49,744 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2026752299] [2022-11-03 01:54:49,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:54:49,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:54:49,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:54:50,274 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 01:54:50,274 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:54:50,274 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2026752299] [2022-11-03 01:54:50,275 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2026752299] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:54:50,275 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:54:50,275 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 01:54:50,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22523179] [2022-11-03 01:54:50,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:54:50,276 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 01:54:50,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:54:50,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 01:54:50,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 01:54:50,277 INFO L87 Difference]: Start difference. First operand 7886 states and 11300 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) [2022-11-03 01:54:52,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:54:52,742 INFO L93 Difference]: Finished difference Result 7886 states and 11300 transitions. [2022-11-03 01:54:52,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 01:54:52,743 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 126 [2022-11-03 01:54:52,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:54:52,773 INFO L225 Difference]: With dead ends: 7886 [2022-11-03 01:54:52,773 INFO L226 Difference]: Without dead ends: 7884 [2022-11-03 01:54:52,780 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 [2022-11-03 01:54:52,782 INFO L413 NwaCegarLoop]: 2479 mSDtfsCounter, 2762 mSDsluCounter, 2796 mSDsCounter, 0 mSdLazyCounter, 637 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2764 SdHoareTripleChecker+Valid, 4958 SdHoareTripleChecker+Invalid, 637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 637 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-11-03 01:54:52,783 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2764 Valid, 4958 Invalid, 637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 637 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-11-03 01:54:52,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7884 states. [2022-11-03 01:54:54,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7884 to 7884. [2022-11-03 01:54:54,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7884 states, 4446 states have (on average 1.249212775528565) internal successors, (5554), 4685 states have internal predecessors, (5554), 2764 states have call successors, (2764), 699 states have call predecessors, (2764), 665 states have return successors, (2980), 2629 states have call predecessors, (2980), 2762 states have call successors, (2980) [2022-11-03 01:54:54,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7884 states to 7884 states and 11298 transitions. [2022-11-03 01:54:54,337 INFO L78 Accepts]: Start accepts. Automaton has 7884 states and 11298 transitions. Word has length 126 [2022-11-03 01:54:54,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:54:54,338 INFO L495 AbstractCegarLoop]: Abstraction has 7884 states and 11298 transitions. [2022-11-03 01:54:54,338 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) [2022-11-03 01:54:54,338 INFO L276 IsEmpty]: Start isEmpty. Operand 7884 states and 11298 transitions. [2022-11-03 01:54:54,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-11-03 01:54:54,341 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:54:54,341 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:54:54,341 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-11-03 01:54:54,341 INFO L420 AbstractCegarLoop]: === Iteration 27 === 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 26 more)] === [2022-11-03 01:54:54,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:54:54,342 INFO L85 PathProgramCache]: Analyzing trace with hash 873989895, now seen corresponding path program 1 times [2022-11-03 01:54:54,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:54:54,342 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1568739291] [2022-11-03 01:54:54,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:54:54,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:54:54,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:54:54,717 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 01:54:54,717 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:54:54,718 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1568739291] [2022-11-03 01:54:54,718 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1568739291] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:54:54,718 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:54:54,718 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 01:54:54,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1543589624] [2022-11-03 01:54:54,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:54:54,719 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 01:54:54,719 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:54:54,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 01:54:54,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 01:54:54,720 INFO L87 Difference]: Start difference. First operand 7884 states and 11298 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) [2022-11-03 01:54:57,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:54:57,260 INFO L93 Difference]: Finished difference Result 7884 states and 11298 transitions. [2022-11-03 01:54:57,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 01:54:57,261 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 131 [2022-11-03 01:54:57,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:54:57,293 INFO L225 Difference]: With dead ends: 7884 [2022-11-03 01:54:57,293 INFO L226 Difference]: Without dead ends: 7882 [2022-11-03 01:54:57,299 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 [2022-11-03 01:54:57,299 INFO L413 NwaCegarLoop]: 2477 mSDtfsCounter, 2759 mSDsluCounter, 2794 mSDsCounter, 0 mSdLazyCounter, 637 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2761 SdHoareTripleChecker+Valid, 4954 SdHoareTripleChecker+Invalid, 637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 637 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-03 01:54:57,300 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2761 Valid, 4954 Invalid, 637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 637 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-03 01:54:57,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7882 states. [2022-11-03 01:54:58,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7882 to 7882. [2022-11-03 01:54:58,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7882 states, 4445 states have (on average 1.2490438695163104) internal successors, (5552), 4683 states have internal predecessors, (5552), 2764 states have call successors, (2764), 699 states have call predecessors, (2764), 665 states have return successors, (2980), 2629 states have call predecessors, (2980), 2762 states have call successors, (2980) [2022-11-03 01:54:58,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7882 states to 7882 states and 11296 transitions. [2022-11-03 01:54:58,487 INFO L78 Accepts]: Start accepts. Automaton has 7882 states and 11296 transitions. Word has length 131 [2022-11-03 01:54:58,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:54:58,488 INFO L495 AbstractCegarLoop]: Abstraction has 7882 states and 11296 transitions. [2022-11-03 01:54:58,488 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) [2022-11-03 01:54:58,488 INFO L276 IsEmpty]: Start isEmpty. Operand 7882 states and 11296 transitions. [2022-11-03 01:54:58,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-11-03 01:54:58,491 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:54:58,491 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:54:58,491 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-11-03 01:54:58,492 INFO L420 AbstractCegarLoop]: === Iteration 28 === 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 26 more)] === [2022-11-03 01:54:58,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:54:58,492 INFO L85 PathProgramCache]: Analyzing trace with hash -515872666, now seen corresponding path program 1 times [2022-11-03 01:54:58,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:54:58,493 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340689464] [2022-11-03 01:54:58,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:54:58,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:54:58,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:54:58,908 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 01:54:58,908 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:54:58,908 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1340689464] [2022-11-03 01:54:58,908 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1340689464] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:54:58,909 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:54:58,909 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 01:54:58,909 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [816765798] [2022-11-03 01:54:58,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:54:58,910 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 01:54:58,910 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:54:58,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 01:54:58,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 01:54:58,911 INFO L87 Difference]: Start difference. First operand 7882 states and 11296 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) [2022-11-03 01:55:01,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:55:01,422 INFO L93 Difference]: Finished difference Result 7882 states and 11296 transitions. [2022-11-03 01:55:01,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 01:55:01,422 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 136 [2022-11-03 01:55:01,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:55:01,449 INFO L225 Difference]: With dead ends: 7882 [2022-11-03 01:55:01,449 INFO L226 Difference]: Without dead ends: 7880 [2022-11-03 01:55:01,454 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 [2022-11-03 01:55:01,454 INFO L413 NwaCegarLoop]: 2475 mSDtfsCounter, 2756 mSDsluCounter, 2792 mSDsCounter, 0 mSdLazyCounter, 637 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2758 SdHoareTripleChecker+Valid, 4950 SdHoareTripleChecker+Invalid, 637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 637 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-03 01:55:01,454 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2758 Valid, 4950 Invalid, 637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 637 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-03 01:55:01,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7880 states. [2022-11-03 01:55:02,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7880 to 7880. [2022-11-03 01:55:02,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7880 states, 4444 states have (on average 1.248874887488749) internal successors, (5550), 4681 states have internal predecessors, (5550), 2764 states have call successors, (2764), 699 states have call predecessors, (2764), 665 states have return successors, (2980), 2629 states have call predecessors, (2980), 2762 states have call successors, (2980) [2022-11-03 01:55:02,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7880 states to 7880 states and 11294 transitions. [2022-11-03 01:55:02,540 INFO L78 Accepts]: Start accepts. Automaton has 7880 states and 11294 transitions. Word has length 136 [2022-11-03 01:55:02,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:55:02,540 INFO L495 AbstractCegarLoop]: Abstraction has 7880 states and 11294 transitions. [2022-11-03 01:55:02,541 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) [2022-11-03 01:55:02,541 INFO L276 IsEmpty]: Start isEmpty. Operand 7880 states and 11294 transitions. [2022-11-03 01:55:02,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-11-03 01:55:02,543 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:55:02,543 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:55:02,543 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-11-03 01:55:02,544 INFO L420 AbstractCegarLoop]: === Iteration 29 === 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 26 more)] === [2022-11-03 01:55:02,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:55:02,544 INFO L85 PathProgramCache]: Analyzing trace with hash -1866269114, now seen corresponding path program 1 times [2022-11-03 01:55:02,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:55:02,545 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625634713] [2022-11-03 01:55:02,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:55:02,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:55:02,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:55:02,941 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 01:55:02,941 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:55:02,941 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1625634713] [2022-11-03 01:55:02,942 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1625634713] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:55:02,942 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:55:02,942 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 01:55:02,942 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1634026317] [2022-11-03 01:55:02,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:55:02,943 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 01:55:02,943 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:55:02,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 01:55:02,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 01:55:02,944 INFO L87 Difference]: Start difference. First operand 7880 states and 11294 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) [2022-11-03 01:55:05,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:55:05,603 INFO L93 Difference]: Finished difference Result 7880 states and 11294 transitions. [2022-11-03 01:55:05,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 01:55:05,603 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 141 [2022-11-03 01:55:05,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:55:05,632 INFO L225 Difference]: With dead ends: 7880 [2022-11-03 01:55:05,632 INFO L226 Difference]: Without dead ends: 7878 [2022-11-03 01:55:05,637 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 [2022-11-03 01:55:05,638 INFO L413 NwaCegarLoop]: 2473 mSDtfsCounter, 2753 mSDsluCounter, 2790 mSDsCounter, 0 mSdLazyCounter, 637 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2755 SdHoareTripleChecker+Valid, 4946 SdHoareTripleChecker+Invalid, 637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 637 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-11-03 01:55:05,638 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2755 Valid, 4946 Invalid, 637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 637 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-11-03 01:55:05,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7878 states. [2022-11-03 01:55:06,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7878 to 7878. [2022-11-03 01:55:06,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7878 states, 4443 states have (on average 1.2487058293945532) internal successors, (5548), 4679 states have internal predecessors, (5548), 2764 states have call successors, (2764), 699 states have call predecessors, (2764), 665 states have return successors, (2980), 2629 states have call predecessors, (2980), 2762 states have call successors, (2980) [2022-11-03 01:55:06,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7878 states to 7878 states and 11292 transitions. [2022-11-03 01:55:06,769 INFO L78 Accepts]: Start accepts. Automaton has 7878 states and 11292 transitions. Word has length 141 [2022-11-03 01:55:06,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:55:06,770 INFO L495 AbstractCegarLoop]: Abstraction has 7878 states and 11292 transitions. [2022-11-03 01:55:06,770 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) [2022-11-03 01:55:06,770 INFO L276 IsEmpty]: Start isEmpty. Operand 7878 states and 11292 transitions. [2022-11-03 01:55:06,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-11-03 01:55:06,774 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:55:06,774 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:55:06,774 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-11-03 01:55:06,775 INFO L420 AbstractCegarLoop]: === Iteration 30 === 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 26 more)] === [2022-11-03 01:55:06,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:55:06,775 INFO L85 PathProgramCache]: Analyzing trace with hash -487741693, now seen corresponding path program 1 times [2022-11-03 01:55:06,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:55:06,776 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898502862] [2022-11-03 01:55:06,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:55:06,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:55:06,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:55:07,184 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 01:55:07,184 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:55:07,185 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898502862] [2022-11-03 01:55:07,185 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1898502862] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:55:07,185 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:55:07,185 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 01:55:07,186 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876743845] [2022-11-03 01:55:07,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:55:07,186 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 01:55:07,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:55:07,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 01:55:07,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 01:55:07,188 INFO L87 Difference]: Start difference. First operand 7878 states and 11292 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) [2022-11-03 01:55:09,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:55:09,836 INFO L93 Difference]: Finished difference Result 7878 states and 11292 transitions. [2022-11-03 01:55:09,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 01:55:09,836 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 146 [2022-11-03 01:55:09,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:55:09,876 INFO L225 Difference]: With dead ends: 7878 [2022-11-03 01:55:09,877 INFO L226 Difference]: Without dead ends: 7736 [2022-11-03 01:55:09,883 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 [2022-11-03 01:55:09,884 INFO L413 NwaCegarLoop]: 2472 mSDtfsCounter, 2750 mSDsluCounter, 2790 mSDsCounter, 0 mSdLazyCounter, 637 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2750 SdHoareTripleChecker+Valid, 4944 SdHoareTripleChecker+Invalid, 637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 637 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-11-03 01:55:09,884 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2750 Valid, 4944 Invalid, 637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 637 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-11-03 01:55:09,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7736 states. [2022-11-03 01:55:10,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7736 to 7736. [2022-11-03 01:55:10,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7736 states, 4369 states have (on average 1.2515449759670405) internal successors, (5468), 4602 states have internal predecessors, (5468), 2717 states have call successors, (2717), 679 states have call predecessors, (2717), 645 states have return successors, (2933), 2584 states have call predecessors, (2933), 2715 states have call successors, (2933) [2022-11-03 01:55:10,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7736 states to 7736 states and 11118 transitions. [2022-11-03 01:55:10,972 INFO L78 Accepts]: Start accepts. Automaton has 7736 states and 11118 transitions. Word has length 146 [2022-11-03 01:55:10,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:55:10,972 INFO L495 AbstractCegarLoop]: Abstraction has 7736 states and 11118 transitions. [2022-11-03 01:55:10,972 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) [2022-11-03 01:55:10,972 INFO L276 IsEmpty]: Start isEmpty. Operand 7736 states and 11118 transitions. [2022-11-03 01:55:10,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-11-03 01:55:10,975 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:55:10,976 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-11-03 01:55:10,976 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-11-03 01:55:10,977 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-03 01:55:10,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:55:10,978 INFO L85 PathProgramCache]: Analyzing trace with hash 636445958, now seen corresponding path program 1 times [2022-11-03 01:55:10,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:55:10,978 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1009618106] [2022-11-03 01:55:10,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:55:10,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:55:11,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:55:12,150 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2022-11-03 01:55:12,151 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:55:12,151 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1009618106] [2022-11-03 01:55:12,151 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1009618106] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 01:55:12,151 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [145930860] [2022-11-03 01:55:12,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:55:12,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 01:55:12,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 01:55:12,154 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 01:55:12,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f75574ac-f76e-4e17-bdf6-73cdd940bcf7/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-03 01:55:13,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:55:13,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 3252 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-03 01:55:13,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 01:55:14,431 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 32 proven. 12 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2022-11-03 01:55:14,432 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 01:55:15,229 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-11-03 01:55:15,230 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [145930860] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 01:55:15,230 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [413220337] [2022-11-03 01:55:15,264 INFO L159 IcfgInterpreter]: Started Sifa with 98 locations of interest [2022-11-03 01:55:15,264 INFO L166 IcfgInterpreter]: Building call graph [2022-11-03 01:55:15,269 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-03 01:55:15,276 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-03 01:55:15,277 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-03 01:55:22,200 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2022-11-03 01:55:23,812 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2022-11-03 01:55:24,160 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2022-11-03 01:55:24,742 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2022-11-03 01:55:24,937 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2022-11-03 01:55:25,278 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2022-11-03 01:55:26,117 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2022-11-03 01:57:28,041 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:57:28,051 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 01:58:15,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,250 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 01:58:15,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,292 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 01:58:15,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,312 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 01:58:15,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,336 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 01:58:15,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,344 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 01:58:15,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:15,356 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 01:58:17,706 INFO L356 Elim1Store]: treesize reduction 84, result has 39.6 percent of original size [2022-11-03 01:58:17,711 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 82 select indices, 82 select index equivalence classes, 868 disjoint index pairs (out of 3321 index pairs), introduced 82 new quantified variables, introduced 6 case distinctions, treesize of input 9567 treesize of output 9341 [2022-11-03 01:58:20,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,934 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 01:58:20,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,968 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 01:58:20,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,982 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 01:58:20,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:20,998 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 01:58:21,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:21,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:21,005 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 01:58:21,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:21,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:21,012 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 01:58:25,433 INFO L356 Elim1Store]: treesize reduction 72, result has 48.2 percent of original size [2022-11-03 01:58:25,437 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 82 select indices, 82 select index equivalence classes, 868 disjoint index pairs (out of 3321 index pairs), introduced 82 new quantified variables, introduced 6 case distinctions, treesize of input 9543 treesize of output 9329 [2022-11-03 01:58:28,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:28,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:28,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:28,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:28,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:28,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:28,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:28,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:28,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:28,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:28,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:28,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:28,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:29,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,102 INFO L244 Elim1Store]: Index analysis took 1162 ms [2022-11-03 01:58:30,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,118 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 01:58:30,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,178 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 01:58:30,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,211 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 01:58:30,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,243 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 01:58:30,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,253 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 01:58:30,256 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 01:58:30,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,284 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 01:58:30,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:30,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 01:58:54,470 WARN L234 SmtUtils]: Spent 24.03s on a formula simplification. DAG size of input: 533 DAG size of output: 374 (called from [L 353] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-03 01:58:54,474 INFO L356 Elim1Store]: treesize reduction 832, result has 40.8 percent of original size [2022-11-03 01:58:54,486 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 336 select indices, 336 select index equivalence classes, 4155 disjoint index pairs (out of 56280 index pairs), introduced 336 new quantified variables, introduced 52 case distinctions, treesize of input 9499 treesize of output 9036 [2022-11-03 01:59:00,360 INFO L356 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-11-03 01:59:00,364 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 9079 treesize of output 9077 [2022-11-03 01:59:03,742 INFO L356 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-03 01:59:03,746 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 9074 treesize of output 9074 [2022-11-03 02:00:39,512 WARN L234 SmtUtils]: Spent 7.26s on a formula simplification that was a NOOP. DAG size: 1929 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-03 02:03:01,759 WARN L234 SmtUtils]: Spent 7.28s on a formula simplification that was a NOOP. DAG size: 1947 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-03 02:05:56,487 WARN L234 SmtUtils]: Spent 19.74s on a formula simplification. DAG size of input: 1954 DAG size of output: 1954 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)