[INFO] cloning repository ShotaroTsuji/simple-phom
[INFO] running `"git" "clone" "--bare" "git://github.com/ShotaroTsuji/simple-phom.git" "work/cache/sources/gh/ShotaroTsuji/simple-phom"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/ShotaroTsuji/simple-phom'...
[INFO] running `"git" "clone" "work/cache/sources/gh/ShotaroTsuji/simple-phom" "work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/ShotaroTsuji/simple-phom"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/ShotaroTsuji/simple-phom'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ShotaroTsuji/simple-phom" "work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/ShotaroTsuji/simple-phom"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/ShotaroTsuji/simple-phom'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7b53ef017d6b7b08b041bd90995a16eec8c427b2
[INFO] sha for GitHub repo ShotaroTsuji/simple-phom: 7b53ef017d6b7b08b041bd90995a16eec8c427b2
[INFO] validating manifest of ShotaroTsuji/simple-phom on toolchain master#c0086b9e8972fef9fd4af24bae20d45021ed06c6
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ShotaroTsuji/simple-phom on toolchain try#290ac7b29f41ff9fa5232f9a1116ea71a3501063
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ShotaroTsuji/simple-phom
[INFO] finished frobbing ShotaroTsuji/simple-phom
[INFO] frobbed toml for ShotaroTsuji/simple-phom written to work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/ShotaroTsuji/simple-phom/Cargo.toml
[INFO] started frobbing ShotaroTsuji/simple-phom
[INFO] finished frobbing ShotaroTsuji/simple-phom
[INFO] frobbed toml for ShotaroTsuji/simple-phom written to work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/ShotaroTsuji/simple-phom/Cargo.toml
[INFO] crate ShotaroTsuji/simple-phom has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking ShotaroTsuji/simple-phom against master#c0086b9e8972fef9fd4af24bae20d45021ed06c6 for pr-58899
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58899/worker-7/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/ShotaroTsuji/simple-phom:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a52f20ffd25ece3ebebe7524bd6c8a8b37254eeb3d1f02b9d33d8fdfe5bf7c6c
[INFO] running `"docker" "start" "-a" "a52f20ffd25ece3ebebe7524bd6c8a8b37254eeb3d1f02b9d33d8fdfe5bf7c6c"`
[INFO] [stderr]     Checking simple-phom v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: field is never used: `dimension`
[INFO] [stderr]    --> src/z2reduction.rs:128:5
[INFO] [stderr]     |
[INFO] [stderr] 128 |     dimension: usize,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `birth`
[INFO] [stderr]    --> src/z2reduction.rs:129:5
[INFO] [stderr]     |
[INFO] [stderr] 129 |     birth: usize,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `death`
[INFO] [stderr]    --> src/z2reduction.rs:130:5
[INFO] [stderr]     |
[INFO] [stderr] 130 |     death: Option<usize>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `parent`
[INFO] [stderr]    --> src/z2reduction.rs:201:5
[INFO] [stderr]     |
[INFO] [stderr] 201 |     parent: Pairing<'a, C>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `dimension`
[INFO] [stderr]    --> src/z2reduction.rs:128:5
[INFO] [stderr]     |
[INFO] [stderr] 128 |     dimension: usize,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `birth`
[INFO] [stderr]    --> src/z2reduction.rs:129:5
[INFO] [stderr]     |
[INFO] [stderr] 129 |     birth: usize,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `death`
[INFO] [stderr]    --> src/z2reduction.rs:130:5
[INFO] [stderr]     |
[INFO] [stderr] 130 |     death: Option<usize>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `parent`
[INFO] [stderr]    --> src/z2reduction.rs:201:5
[INFO] [stderr]     |
[INFO] [stderr] 201 |     parent: Pairing<'a, C>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `"docker" "inspect" "a52f20ffd25ece3ebebe7524bd6c8a8b37254eeb3d1f02b9d33d8fdfe5bf7c6c"`
[INFO] running `"docker" "rm" "-f" "a52f20ffd25ece3ebebe7524bd6c8a8b37254eeb3d1f02b9d33d8fdfe5bf7c6c"`
[INFO] [stdout] a52f20ffd25ece3ebebe7524bd6c8a8b37254eeb3d1f02b9d33d8fdfe5bf7c6c