Goal:
  
  A : Type
  P : list A → A → Type
  d : A
  Γ : list A
  a : All_fold P Γ
  p : P Γ d
  ============================
   (eq_refl = eq_refl)


DEBUG:Going to execute:
<coq-core.plugins.ltac::autounfold@0> $1 $2

Goals:
    A : Type  P : list A → A → Type
  ============================
   (eq_refl = eq_refl)

  
  A : Type
  P : list A → A → Type
  d : A
  Γ : list A
  a : All_fold P Γ
  p : P Γ d
  ============================
   (eq_refl = eq_refl)


DEBUG:Going to execute:
constructor
Level 1: Backtrace:

Failed to progress.
Level 1: Backtrace:

Failed to progress.
Level 1: Backtrace:

Failed to progress.
Level 1: Backtrace:

Failed to progress.
Level 1: Backtrace:

Failed to progress.
Level 1: Backtrace:

Failed to progress.

Goals:
    A : Type  P : list A → A → Type
  ============================
   (eq_refl = eq_refl)

  
  A : Type
  P : list A → A → Type
  d : A
  Γ : list A
  a : All_fold P Γ
  p : P Γ d
  ============================
   (eq_refl = eq_refl)


DEBUG:Going to execute:
<coq-core.plugins.ltac::constructor@0>