Debug: Calling typeclass resolution with flags: depth = ∞,unique = false,do_split = true,fail = false Debug: Starting resolution with 32 goal(s) under focus and 0 shelved goal(s) in only_classes mode, unbounded Debug: Launching resolution fixpoint on 32 goals: ?X294 : (Monad ?m6) ?X303 : (Monad ?m7) ?X314 : (Monad ?m8) ?X336 : (Monad ?m9) ?X345 : (Monad ?m10) ?X388 : (Monad ?T1) ?X397 : (Monad ?m2) ?X405 : (Monad ?m3) ?X420 : (Monad ?m) ?X430 : (Monad ?m20) ?X439 : (Monad ?m18) ?X445 : (Monad ?T7) ?X452 : (Monad ?m17) ?X461 : (Monad ?T8) ?X478 : (Monad ?T0) ?X486 : (Monad ?m4) ?X495 : (Monad ?T3@{c0:=cst_universes cb}) ?X509 : (Monad ?m5) ?X543 : (Monad ?m0) ?X552 : (Monad ?T2) ?X565 : (Monad ?m1) ?X612 : (Monad ?m13) ?X620 : (Monad ?m12) ?X635 : (Monad ?m11) ?X652 : (Monad ?m14) ?X661 : (Monad ?T6) ?X674 : (Monad ?m15) ?X684 : (Monad ?m16) ?X694 : (Monad TemplateMonad) ?X704 : (Monad TemplateMonad) ?X714 : (Monad TemplateMonad) ?X756 : (Monad ?m19) Debug: Calling fixpoint on : 32 initial goals, 0 stuck goals and 0 non-stuck failures kept with no progress made in this run. Stuck: Failed: Initial: Goal 1 evar: ?X294 status: initial Goal 2 evar: ?X303 status: initial Goal 3 evar: ?X314 status: initial Goal 4 evar: ?X336 status: initial Goal 5 evar: ?X345 status: initial Goal 6 evar: ?X388 status: initial Goal 7 evar: ?X397 status: initial Goal 8 evar: ?X405 status: initial Goal 9 evar: ?X420 status: initial Goal 10 evar: ?X430 status: initial Goal 11 evar: ?X439 status: initial Goal 12 evar: ?X445 status: initial Goal 13 evar: ?X452 status: initial Goal 14 evar: ?X461 status: initial Goal 15 evar: ?X478 status: initial Goal 16 evar: ?X486 status: initial Goal 17 evar: ?X495 status: initial Goal 18 evar: ?X509 status: initial Goal 19 evar: ?X543 status: initial Goal 20 evar: ?X552 status: initial Goal 21 evar: ?X565 status: initial Goal 22 evar: ?X612 status: initial Goal 23 evar: ?X620 status: initial Goal 24 evar: ?X635 status: initial Goal 25 evar: ?X652 status: initial Goal 26 evar: ?X661 status: initial Goal 27 evar: ?X674 status: initial Goal 28 evar: ?X684 status: initial Goal 29 evar: ?X694 status: initial Goal 30 evar: ?X704 status: initial Goal 31 evar: ?X714 status: initial Goal 32 evar: ?X756 status: initial Debug: considering goal 1 of status initial Debug: 1: looking for (Monad ?m6) with backtracking Debug: 1.1: exact TemplateMonad_Monad on (Monad ?m6) failed with: Cannot unify TemplateMonad and TemplateMonad Debug: 1.1: exact option_monad on (Monad ?m6) failed with: Cannot unify option and option Debug: 1: no match for (Monad ?m6), 2 possibilities Debug: Goal 1 has no more solutions, returning exception: NoApplicableHint