[INFO] updating cached repository filmor/bmidi-play
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/filmor/bmidi-play
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/filmor/bmidi-play" "work/ex/beta-1.38-1/sources/1.37.0/gh/filmor/bmidi-play"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/filmor/bmidi-play'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/filmor/bmidi-play" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/filmor/bmidi-play"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/filmor/bmidi-play'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 984e42a1ad8ad7816cca4518c437c1ac59f12dba
[INFO] sha for GitHub repo filmor/bmidi-play: 984e42a1ad8ad7816cca4518c437c1ac59f12dba
[INFO] validating manifest of filmor/bmidi-play on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of filmor/bmidi-play on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing filmor/bmidi-play
[INFO] finished frobbing filmor/bmidi-play
[INFO] frobbed toml for filmor/bmidi-play written to work/ex/beta-1.38-1/sources/1.37.0/gh/filmor/bmidi-play/Cargo.toml
[INFO] started frobbing filmor/bmidi-play
[INFO] finished frobbing filmor/bmidi-play
[INFO] frobbed toml for filmor/bmidi-play written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/filmor/bmidi-play/Cargo.toml
[INFO] crate filmor/bmidi-play already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/filmor/bmidi-play/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing filmor/bmidi-play against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/filmor/bmidi-play:/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=warn" "-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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] b296b01d699394ebafb3c0fa379e34537c1d0df833d63c0e44834d5b4280d5a2
[INFO] running `"docker" "start" "-a" "b296b01d699394ebafb3c0fa379e34537c1d0df833d63c0e44834d5b4280d5a2"`
[INFO] [stderr]    Compiling sample v0.3.0
[INFO] [stderr]    Compiling panning v0.1.1
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling petgraph v0.2.10
[INFO] [stderr]    Compiling getrandom v0.1.10
[INFO] [stderr]    Compiling mindtree_utils v0.4.0
[INFO] [stderr]    Compiling time_calc v0.10.1
[INFO] [stderr]    Compiling envelope v0.7.0
[INFO] [stderr]    Compiling mindtree_utils v0.3.0
[INFO] [stderr]    Compiling pitch_calc v0.11.1
[INFO] [stderr]    Compiling time_calc v0.11.1
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]    Compiling simple_gaussian v0.4.5
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling bmidi v0.0.2
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling cpal v0.4.6
[INFO] [stderr]    Compiling daggy v0.4.1
[INFO] [stderr]    Compiling dsp-chain v0.12.0
[INFO] [stderr]    Compiling pitch_calc v0.9.7
[INFO] [stderr] error[E0405]: cannot find trait `Rand` in crate `rand`
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pitch_calc-0.9.7/src/letter.rs:88:14
[INFO] [stderr]    |
[INFO] [stderr] 88 | impl ::rand::Rand for Letter {
[INFO] [stderr]    |              ^^^^ not found in `rand`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0405`.
[INFO] [stderr] error: Could not compile `pitch_calc`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "b296b01d699394ebafb3c0fa379e34537c1d0df833d63c0e44834d5b4280d5a2"`
[INFO] running `"docker" "rm" "-f" "b296b01d699394ebafb3c0fa379e34537c1d0df833d63c0e44834d5b4280d5a2"`
[INFO] [stdout] b296b01d699394ebafb3c0fa379e34537c1d0df833d63c0e44834d5b4280d5a2