fix(library/tactic/eval): do not catch exceptions
fix(library/tactic/eval): do not catch exceptions

fpvandoorn/lean,leanprover/lean,avigad/lean,dselsam/lean,digama0/lean,fpvandoorn/lean,johoelzl/lean,johoelzl/lean,leanprover-community/lean,dselsam/lean,leanprover-community/lean,leanprover/lean,dselsam/lean,leanprover-community/lean,leanprover/lean,digama0/lean,avigad/lean,Kha/lean,leanprover/lean,fpvandoorn/lean,avigad/lean,leanprover-community/lean,fpvandoorn/lean,digama0/lean,Kha/lean,dselsam/lean,Kha/lean,leodemoura/lean,dselsam/lean,johoelzl/lean,leanprover-community/lean,avigad/lean,Kha/lean,leodemoura/lean,dselsam/lean,Kha/lean,digama0/lean,johoelzl/lean,digama0/lean,johoelzl/lean,leanprover-community/lean,leanprover/lean,fpvandoorn/lean,avigad/lean,Kha/lean,digama0/lean,leodemoura/lean,fpvandoorn/lean,leodemoura/lean,leodemoura/lean,avigad/lean,leodemoura/lean,leanprover/lean,johoelzl/lean