[INFO] cloning repository nicguzzo/keyboard-app
[INFO] running `"git" "clone" "--bare" "git://github.com/nicguzzo/keyboard-app.git" "work/cache/sources/gh/nicguzzo/keyboard-app"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/nicguzzo/keyboard-app'...
[INFO] running `"git" "clone" "work/cache/sources/gh/nicguzzo/keyboard-app" "work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/nicguzzo/keyboard-app"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/nicguzzo/keyboard-app'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nicguzzo/keyboard-app" "work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/nicguzzo/keyboard-app"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/nicguzzo/keyboard-app'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 64665a26d4084445c7cb4dc5156dc21c1e79f907
[INFO] sha for GitHub repo nicguzzo/keyboard-app: 64665a26d4084445c7cb4dc5156dc21c1e79f907
[INFO] validating manifest of nicguzzo/keyboard-app 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 nicguzzo/keyboard-app 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 nicguzzo/keyboard-app
[INFO] finished frobbing nicguzzo/keyboard-app
[INFO] frobbed toml for nicguzzo/keyboard-app written to work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/nicguzzo/keyboard-app/Cargo.toml
[INFO] started frobbing nicguzzo/keyboard-app
[INFO] finished frobbing nicguzzo/keyboard-app
[INFO] frobbed toml for nicguzzo/keyboard-app written to work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/nicguzzo/keyboard-app/Cargo.toml
[INFO] crate nicguzzo/keyboard-app 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 nicguzzo/keyboard-app against master#c0086b9e8972fef9fd4af24bae20d45021ed06c6 for pr-58899
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58899/worker-3/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/nicguzzo/keyboard-app:/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] 1522669d232d09a22a611e88460a29dd8b9f34ef95bd167657040e48649f8940
[INFO] running `"docker" "start" "-a" "1522669d232d09a22a611e88460a29dd8b9f34ef95bd167657040e48649f8940"`
[INFO] [stderr]     Checking net2 v0.2.30
[INFO] [stderr]     Checking ioctl-rs v0.1.5
[INFO] [stderr]     Checking serial-core v0.4.0
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking bytes v0.4.4
[INFO] [stderr]     Checking openssl-sys v0.9.15
[INFO] [stderr]     Checking serial-unix v0.4.0
[INFO] [stderr]     Checking mio v0.6.10
[INFO] [stderr]     Checking openssl v0.9.15
[INFO] [stderr]     Checking serial v0.4.0
[INFO] [stderr]     Checking tokio-io v0.1.2
[INFO] [stderr]     Checking tokio-core v0.1.9
[INFO] [stderr]     Checking native-tls v0.1.4
[INFO] [stderr]     Checking tokio-tls v0.1.3
[INFO] [stderr]     Checking websocket v0.20.2
[INFO] [stderr]     Checking keyboard-app v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]   --> src/main.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use std::env;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]   --> src/main.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use std::env;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.65s
[INFO] running `"docker" "inspect" "1522669d232d09a22a611e88460a29dd8b9f34ef95bd167657040e48649f8940"`
[INFO] running `"docker" "rm" "-f" "1522669d232d09a22a611e88460a29dd8b9f34ef95bd167657040e48649f8940"`
[INFO] [stdout] 1522669d232d09a22a611e88460a29dd8b9f34ef95bd167657040e48649f8940