$ ls
Cargo.toml  Cargo.toml.orig  LICENSE-APACHE  LICENSE-MIT  README.md  src
$ grep 'automod' -r .
./Cargo.toml.orig:automod = "0.1"
./Cargo.toml:[dev-dependencies.automod]
$ grep 'rustversion' -r .
./Cargo.toml.orig:rustversion = "0.1"
./Cargo.toml:[dev-dependencies.rustversion]
 $ grep 'serde_bytes' -r .
./Cargo.toml.orig:serde_bytes = "0.11"
./src/de.rs:    /// use serde_bytes::ByteBuf;
./src/de.rs:    /// use serde_bytes::ByteBuf;
./Cargo.toml:[dev-dependencies.serde_bytes]
kent@katipo2 ~/.cpanm/work/1571714539.20228/serde_json-1.0.41 $ grep 'serde_derive' -r .
./Cargo.toml.orig:serde_derive = "1.0"
./Cargo.toml:[dev-dependencies.serde_derive]
kent@katipo2 ~/.cpanm/work/1571714539.20228/serde_json-1.0.41 $ grep 'serde_stacker' -r .
./Cargo.toml.orig:serde_stacker = "0.1"
./Cargo.toml.orig:# stack adapter provided by the serde_stacker crate. Additionally you will need
./src/de.rs:    /// growing stack adapter provided by the serde_stacker crate. Additionally
./src/de.rs:    ///     let deserializer = serde_stacker::Deserializer::new(&mut deserializer);
./Cargo.toml:[dev-dependencies.serde_stacker]
$ grep 'trybuild' -r .
./Cargo.toml.orig:trybuild = "1.0"
./Cargo.toml:[dev-dependencies.trybuild]