Goal:
  
  A : Type
  B : Type
  R : A → B → Type
  R' : ∀ (a : A) (b : B), R a b → Type
  xs : list A
  ys : list B
  a : All2 R xs ys
  a0 : All2_dep R' a
  ============================
   (let H := CoreTactics.block in
    let H0 := CoreTactics.block in
    noConfusionHom_All2_dep_obligation_1 A B R R' xs ys a a0 a0
      (noConfusionHom_All2_dep_obligation_2 A B R R' xs ys a a0 a0 eq_refl) =
    eq_refl)


DEBUG:Going to execute:
destruct p || (case p; clear p)
Level 7: evaluation of term
raised the exception
Backtrace:


Could not find an instance for "DepElim.DependentEliminationPackage
                                  (All2_dep R' a)"
in
environment:
A : Type
B : Type
R : A → B → Type
R' : ∀ (a : A) (b : B), R a b → Type
xs : list A
ys : list B
a : All2 R xs ys
a0 : All2_dep R' a


Level 6: Backtrace:


Could not find an instance for "DepElim.DependentEliminationPackage
                                  (All2_dep R' a)"
in
environment:
A : Type
B : Type
R : A → B → Type
R' : ∀ (a : A) (b : B), R a b → Type
xs : list A
ys : list B
a : All2 R xs ys
a0 : All2_dep R' a

Level 5: Backtrace:


Could not find an instance for "DepElim.DependentEliminationPackage
                                  (All2_dep R' a)"
in
environment:
A : Type
B : Type
R : A → B → Type
R' : ∀ (a : A) (b : B), R a b → Type
xs : list A
ys : list B
a : All2 R xs ys
a0 : All2_dep R' a

Level 5: evaluation
raised the exception
Backtrace:


Could not find an instance for "DepElim.DependentEliminationPackage
                                  (All2_dep R' a)"
in
environment:
A : Type
B : Type
R : A → B → Type
R' : ∀ (a : A) (b : B), R a b → Type
xs : list A
ys : list B
a : All2 R xs ys
a0 : All2_dep R' a


Level 5: Backtrace:


Could not find an instance for "DepElim.DependentEliminationPackage
                                  (All2_dep R' a)"
in
environment:
A : Type
B : Type
R : A → B → Type
R' : ∀ (a : A) (b : B), R a b → Type
xs : list A
ys : list B
a : All2 R xs ys
a0 : All2_dep R' a

Level 5: Backtrace:


Could not find an instance for "DepElim.DependentEliminationPackage
                                  (All2_dep R' a)"
in
environment:
A : Type
B : Type
R : A → B → Type
R' : ∀ (a : A) (b : B), R a b → Type
xs : list A
ys : list B
a : All2 R xs ys
a0 : All2_dep R' a

Level 4: Backtrace:


Could not find an instance for "DepElim.DependentEliminationPackage
                                  (All2_dep R' a)"
in
environment:
A : Type
B : Type
R : A → B → Type
R' : ∀ (a : A) (b : B), R a b → Type
xs : list A
ys : list B
a : All2 R xs ys
a0 : All2_dep R' a

Level 4: evaluation
raised the exception
Backtrace:


Could not find an instance for "DepElim.DependentEliminationPackage
                                  (All2_dep R' a)"
in
environment:
A : Type
B : Type
R : A → B → Type
R' : ∀ (a : A) (b : B), R a b → Type
xs : list A
ys : list B
a : All2 R xs ys
a0 : All2_dep R' a


Level 4: Backtrace:


Could not find an instance for "DepElim.DependentEliminationPackage
                                  (All2_dep R' a)"
in
environment:
A : Type
B : Type
R : A → B → Type
R' : ∀ (a : A) (b : B), R a b → Type
xs : list A
ys : list B
a : All2 R xs ys
a0 : All2_dep R' a

Level 3: Backtrace:


Could not find an instance for "DepElim.DependentEliminationPackage
                                  (All2_dep R' a)"
in
environment:
A : Type
B : Type
R : A → B → Type
R' : ∀ (a : A) (b : B), R a b → Type
xs : list A
ys : list B
a : All2 R xs ys
a0 : All2_dep R' a