Dec 19 11:53:15.581 INFO checking nicguzzo/keyboard-app against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 11:53:15.581 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-6/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 11:53:15.954 INFO [stdout] 21fa99b8db2dee616d141ca672e58428eca2112c9975c50d129221fa563e704e
Dec 19 11:53:15.958 INFO running `"docker" "start" "-a" "21fa99b8db2dee616d141ca672e58428eca2112c9975c50d129221fa563e704e"`
Dec 19 11:53:16.728 INFO [stderr]     Checking termios v0.2.2
Dec 19 11:53:16.728 INFO [stderr]     Checking ioctl-rs v0.1.5
Dec 19 11:53:16.728 INFO [stderr]     Checking serial-core v0.4.0
Dec 19 11:53:16.735 INFO [stderr]     Checking openssl-sys v0.9.15
Dec 19 11:53:16.735 INFO [stderr]    Compiling openssl v0.9.15
Dec 19 11:53:16.735 INFO [stderr]     Checking tokio-io v0.1.2
Dec 19 11:53:17.355 INFO [stderr]     Checking serial-unix v0.4.0
Dec 19 11:53:17.979 INFO [stderr]     Checking serial v0.4.0
Dec 19 11:53:18.438 INFO [stderr]     Checking tokio-core v0.1.9
Dec 19 11:53:21.354 INFO [stderr]     Checking native-tls v0.1.4
Dec 19 11:53:21.789 INFO [stderr]     Checking tokio-tls v0.1.3
Dec 19 11:53:22.245 INFO [stderr]     Checking websocket v0.20.2
Dec 19 11:53:23.864 INFO [stderr]     Checking keyboard-app v0.1.0 (/opt/crater/workdir)
Dec 19 11:53:24.439 INFO [stderr] warning: unused import: `std::env`
Dec 19 11:53:24.439 INFO [stderr]   --> src/main.rs:14:5
Dec 19 11:53:24.439 INFO [stderr]    |
Dec 19 11:53:24.439 INFO [stderr] 14 | use std::env;
Dec 19 11:53:24.439 INFO [stderr]    |     ^^^^^^^^
Dec 19 11:53:24.439 INFO [stderr]    |
Dec 19 11:53:24.444 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 19 11:53:24.444 INFO [stderr] 
Dec 19 11:53:24.544 INFO [stderr] warning: unused import: `std::env`
Dec 19 11:53:24.544 INFO [stderr]   --> src/main.rs:14:5
Dec 19 11:53:24.544 INFO [stderr]    |
Dec 19 11:53:24.544 INFO [stderr] 14 | use std::env;
Dec 19 11:53:24.544 INFO [stderr]    |     ^^^^^^^^
Dec 19 11:53:24.545 INFO [stderr]    |
Dec 19 11:53:24.545 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 19 11:53:24.545 INFO [stderr] 
Dec 19 11:53:24.736 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.11s
Dec 19 11:53:25.998 INFO running `"docker" "inspect" "21fa99b8db2dee616d141ca672e58428eca2112c9975c50d129221fa563e704e"`
Dec 19 11:53:26.314 INFO running `"docker" "rm" "-f" "21fa99b8db2dee616d141ca672e58428eca2112c9975c50d129221fa563e704e"`
Dec 19 11:53:26.688 INFO [stdout] 21fa99b8db2dee616d141ca672e58428eca2112c9975c50d129221fa563e704e