hashbrown = { version = "0.11", optional = true }
core2 = { version = "0.3.0", default-features = false, optional = true }
serde = { version = "1.0.118", optional = true }
[dev-dependencies]
hashbrown = { version = "0.11", optional = true }
core2 = { version = "0.3.0", default-features = false, optional = true }
serde = { version = "1.0.118", optional = true }
[dev-dependencies]