貨物ビルドで「IDと一致しません」

Question

"idと一致しない"というエラーが発生したため、今日は貨物でビルドできません。

ここでは何が起こっていますか？

$ rustup default stable 
info: using existing install for 'stable-x86_64-apple-darwin' 
info: default toolchain set to 'stable-x86_64-apple-darwin' 

    stable-x86_64-apple-darwin unchanged - rustc 1.13.0 (2c6933acc 2016-11-07) 

$ git clone https://github.com/serde-rs/json 
Cloning into 'json'... 
remote: Counting objects: 1755, done. 
remote: Compressing objects: 100% (26/26), done. 
remote: Total 1755 (delta 7), reused 0 (delta 0), pack-reused 1729 
Receiving objects: 100% (1755/1755), 401.86 KiB | 431.00 KiB/s, done. 
Resolving deltas: 100% (717/717), done. 
Checking connectivity... done. 

$ cd json/json 
$ cargo build --verbose 
    Updating registry `https://github.com/rust-lang/crates.io-index` 
error: failed to load source for a dependency on `clippy` 

Caused by: 
    Unable to update registry https://github.com/rust-lang/crates.io-index 

Caused by: 
    failed to fetch `https://github.com/rust-lang/crates.io-index` 

Caused by: 
    [9/-3] Object not found - no match for id (aaceb5b4ca9ce0a6e5a02f86cea5635f721d29d8) 

Answer 1

問題の原因はわかりませんが、ネットワーク上の問題ではないことを証明できます。 ~/.cargo/registryを削除すると問題が解決しました。

$ mv ~/.cargo/registry/ ~/.cargo/registry_ 
$ cargo build --verbose 
    Updating registry `https://github.com/rust-lang/crates.io-index` 
Downloading num-traits v0.1.36 
Downloading serde v0.8.19 
Downloading dtoa v0.2.2 
Downloading itoa v0.1.1 
    Compiling itoa v0.1.1 
    Compiling dtoa v0.2.2 
    Compiling num-traits v0.1.36 
    Compiling serde v0.8.19 
    Running `rustc /Users/jem/.cargo/registry/src/github.com-1ecc6299db9ec823/itoa-0.1.1/src/lib.rs --crate-name itoa --crate-type lib -g -C metadata=58ab3e11c7b36cd3 -C extra-filename=-58ab3e11c7b36cd3 --out-dir /Users/jem/t/json/json/target/debug/deps --emit=dep-info,link -L dependency=/Users/jem/t/json/json/target/debug/deps --cap-lints allow` 
    Running `rustc /Users/jem/.cargo/registry/src/github.com-1ecc6299db9ec823/dtoa-0.2.2/src/lib.rs --crate-name dtoa --crate-type lib -g -C metadata=76ebb504ac31c05f -C extra-filename=-76ebb504ac31c05f --out-dir /Users/jem/t/json/json/target/debug/deps --emit=dep-info,link -L dependency=/Users/jem/t/json/json/target/debug/deps --cap-lints allow` 
    Running `rustc /Users/jem/.cargo/registry/src/github.com-1ecc6299db9ec823/num-traits-0.1.36/src/lib.rs --crate-name num_traits --crate-type lib -g -C metadata=92bb90166cd1857c -C extra-filename=-92bb90166cd1857c --out-dir /Users/jem/t/json/json/target/debug/deps --emit=dep-info,link -L dependency=/Users/jem/t/json/json/target/debug/deps --cap-lints allow` 
    Running `rustc /Users/jem/.cargo/registry/src/github.com-1ecc6299db9ec823/serde-0.8.19/src/lib.rs --crate-name serde --crate-type lib -g --cfg feature=\"default\" --cfg feature=\"std\" -C metadata=97f01bf227222121 -C extra-filename=-97f01bf227222121 --out-dir /Users/jem/t/json/json/target/debug/deps --emit=dep-info,link -L dependency=/Users/jem/t/json/json/target/debug/deps --cap-lints allow` 
    Compiling serde_json v0.8.4 (file:///Users/jem/t/json/json) 
    Running `rustc src/lib.rs --crate-name serde_json --crate-type lib -g -C metadata=924ef2e3fa7e5748 --out-dir /Users/jem/t/json/json/target/debug/deps --emit=dep-info,link -L dependency=/Users/jem/t/json/json/target/debug/deps --extern num_traits=/Users/jem/t/json/json/target/debug/deps/libnum_traits-92bb90166cd1857c.rlib --extern serde=/Users/jem/t/json/json/target/debug/deps/libserde-97f01bf227222121.rlib --extern dtoa=/Users/jem/t/json/json/target/debug/deps/libdtoa-76ebb504ac31c05f.rlib --extern itoa=/Users/jem/t/json/json/target/debug/deps/libitoa-58ab3e11c7b36cd3.rlib` 
    Finished debug [unoptimized + debuginfo] target(s) in 8.44 secs