[INFO] updating cached repository alanpoon/teensy_play
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/alanpoon/teensy_play
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/alanpoon/teensy_play" "work/ex/beta-1.38-1/sources/1.37.0/gh/alanpoon/teensy_play"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/alanpoon/teensy_play'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/alanpoon/teensy_play" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/alanpoon/teensy_play"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/alanpoon/teensy_play'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d6b86187b41ab50b49c9c4f9480a9cd25d732900
[INFO] sha for GitHub repo alanpoon/teensy_play: d6b86187b41ab50b49c9c4f9480a9cd25d732900
[INFO] validating manifest of alanpoon/teensy_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 alanpoon/teensy_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 alanpoon/teensy_play
[INFO] finished frobbing alanpoon/teensy_play
[INFO] frobbed toml for alanpoon/teensy_play written to work/ex/beta-1.38-1/sources/1.37.0/gh/alanpoon/teensy_play/Cargo.toml
[INFO] started frobbing alanpoon/teensy_play
[INFO] finished frobbing alanpoon/teensy_play
[INFO] frobbed toml for alanpoon/teensy_play written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/alanpoon/teensy_play/Cargo.toml
[INFO] crate alanpoon/teensy_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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing alanpoon/teensy_play against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/alanpoon/teensy_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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 4a0d3a3a236e1fbf5781c54bf1c917c3c8b523d9c0823bbf62b9ee852ba796c6
[INFO] running `"docker" "start" "-a" "4a0d3a3a236e1fbf5781c54bf1c917c3c8b523d9c0823bbf62b9ee852ba796c6"`
[INFO] [stderr]    Compiling itoa v0.3.1
[INFO] [stderr]    Compiling num-traits v0.1.37
[INFO] [stderr]    Compiling serde v1.0.6
[INFO] [stderr]    Compiling dtoa v0.4.1
[INFO] [stderr]    Compiling lazy_static v0.2.8
[INFO] [stderr]    Compiling unicode-normalization v0.1.4
[INFO] [stderr]    Compiling quine-mc_cluskey v0.2.4
[INFO] [stderr]    Compiling matches v0.1.4
[INFO] [stderr]    Compiling regex-syntax v0.4.0
[INFO] [stderr]    Compiling semver v0.6.0
[INFO] [stderr]    Compiling serde_derive_internals v0.15.0
[INFO] [stderr]    Compiling serde_derive v1.0.6
[INFO] [stderr]    Compiling toml v0.4.1
[INFO] [stderr]    Compiling serde_json v1.0.2
[INFO] [stderr]    Compiling cargo_metadata v0.2.1
[INFO] [stderr]    Compiling clippy_lints v0.0.133
[INFO] [stderr] error[E0463]: can't find crate for `collections`
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/clippy_lints-0.0.133/src/lib.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | extern crate collections;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0463`.
[INFO] [stderr] error: Could not compile `clippy_lints`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "4a0d3a3a236e1fbf5781c54bf1c917c3c8b523d9c0823bbf62b9ee852ba796c6"`
[INFO] running `"docker" "rm" "-f" "4a0d3a3a236e1fbf5781c54bf1c917c3c8b523d9c0823bbf62b9ee852ba796c6"`
[INFO] [stdout] 4a0d3a3a236e1fbf5781c54bf1c917c3c8b523d9c0823bbf62b9ee852ba796c6