Dependency resolution bug

lib1-pyproject.toml

# ./lib1/pyproject.toml

[tool.poetry]
name = "lib1"
version = "0.1.0"
description = ""
authors = ["John Smith <john@example.com>"]

[tool.poetry.dependencies]
python = "^3.6.1"
ray = [
    {url = "https://s3-us-west-2.amazonaws.com/ray-wheels/master/cd22a7d1bbf38f66aa8b735459319ff24f102a20/ray-2.0.0.dev0-cp36-cp36m-manylinux2014_x86_64.whl", extras=["default"], python = "~3.6"},
    {url = "https://s3-us-west-2.amazonaws.com/ray-wheels/master/cd22a7d1bbf38f66aa8b735459319ff24f102a20/ray-2.0.0.dev0-cp37-cp37m-manylinux2014_x86_64.whl", extras=["default"], python = "~3.7"}
]

[tool.poetry.dev-dependencies]
pytest = "^5.2"

[build-system]
requires = ["poetry-core>=1.0.0"]
build-backend = "poetry.core.masonry.api"

lib2-pyproject.toml

# ./lib2/pyproject.toml

[tool.poetry]
name = "lib2"
version = "0.1.0"
description = ""
authors = ["John Smith <john@example.com>"]

[tool.poetry.dependencies]
python = "^3.6.1"

[tool.poetry.dev-dependencies]
pytest = "^5.2"
lib1 = {path = "../lib1", develop = true}

[build-system]
requires = ["poetry-core>=1.0.0"]
build-backend = "poetry.core.masonry.api"