Goal:
  
  A : Type
  P : list A → list A → A → A → Type
  idx0 : list A
  idx : list A
  a : All2_fold P idx0 idx
  ============================
   (noConfusion_All2_fold_obligation_1 A P
      {| pr1 := {| pr1 := idx0; pr2 := idx |}; pr2 := a |}
      {| pr1 := {| pr1 := idx0; pr2 := idx |}; pr2 := a |}
      (noConfusion_All2_fold_obligation_2 A P
         {| pr1 := {| pr1 := idx0; pr2 := idx |}; pr2 := a |}
         {| pr1 := {| pr1 := idx0; pr2 := idx |}; pr2 := a |} eq_refl) =
    eq_refl)


DEBUG:Going to execute:
destruct id
Level 4: evaluation returns
idtac of type tacvalue


Goals:
    A : Type  P : list A → list A → A → A → Type
  ============================
   (noConfusion_All2_fold_obligation_1 A P
      {| pr1 := {| pr1 := []; pr2 := [] |}; pr2 := All2_fold_nil P |}
      {| pr1 := {| pr1 := []; pr2 := [] |}; pr2 := All2_fold_nil P |}
      (noConfusion_All2_fold_obligation_2 A P
         {| pr1 := {| pr1 := []; pr2 := [] |}; pr2 := All2_fold_nil P |}
         {| pr1 := {| pr1 := []; pr2 := [] |}; pr2 := All2_fold_nil P |}
         eq_refl) = eq_refl)

  
  A : Type
  P : list A → list A → A → A → Type
  d : A
  d' : A
  Γ : list A
  Γ' : list A
  a : All2_fold P Γ Γ'
  p : P Γ Γ' d d'
  ============================
   (noConfusion_All2_fold_obligation_1 A P
      {|
        pr1 := {| pr1 := d :: Γ; pr2 := d' :: Γ' |};
        pr2 := All2_fold_cons P a p
      |}
      {|
        pr1 := {| pr1 := d :: Γ; pr2 := d' :: Γ' |};
        pr2 := All2_fold_cons P a p
      |}
      (noConfusion_All2_fold_obligation_2 A P
         {|
           pr1 := {| pr1 := d :: Γ; pr2 := d' :: Γ' |};
           pr2 := All2_fold_cons P a p
         |}
         {|
           pr1 := {| pr1 := d :: Γ; pr2 := d' :: Γ' |};
           pr2 := All2_fold_cons P a p
         |} eq_refl) = eq_refl)


DEBUG:Going to execute:
simpl
Level 2: evaluation returns
idtac of type tacvalue

Level 2: evaluation returns
idtac of type tacvalue


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

  
  A : Type
  P : list A → list A → A → A → Type
  d : A
  d' : A
  Γ : list A
  Γ' : list A
  a : All2_fold P Γ Γ'
  p : P Γ Γ' d d'
  ============================
   (eq_refl = eq_refl)


DEBUG:Going to execute:
constructor

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

  
  A : Type
  P : list A → list A → A → A → Type
  d : A
  d' : A
  Γ : list A
  Γ' : list A
  a : All2_fold P Γ Γ'
  p : P Γ Γ' d d'
  ============================
   (eq_refl = eq_refl)


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