Dec 19 13:49:20.896 INFO checking lawliet89/docker-image against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 13:49:20.896 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-1/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/lawliet89/docker-image:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 13:49:21.396 INFO [stdout] 563c527791b5fd78ead809cf038bf1e208a648f56a696b277f39aa049f36a4d5
Dec 19 13:49:21.398 INFO running `"docker" "start" "-a" "563c527791b5fd78ead809cf038bf1e208a648f56a696b277f39aa049f36a4d5"`
Dec 19 13:49:23.684 INFO [stderr]     Checking serde v1.0.9
Dec 19 13:49:23.684 INFO [stderr]    Compiling serde_derive v1.0.9
Dec 19 13:49:36.356 INFO [stderr]     Checking serde_json v1.0.2
Dec 19 13:49:36.356 INFO [stderr]     Checking docker_image v0.2.0 (/opt/crater/workdir)
Dec 19 13:49:36.704 INFO [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
Dec 19 13:49:36.704 INFO [stderr]   --> src/lib.rs:66:32
Dec 19 13:49:36.704 INFO [stderr]    |
Dec 19 13:49:36.704 INFO [stderr] 66 |             Some(tag) => image.trim_right_matches(tag).trim_right_matches(':'),
Dec 19 13:49:36.704 INFO [stderr]    |                                ^^^^^^^^^^^^^^^^^^
Dec 19 13:49:36.704 INFO [stderr]    |
Dec 19 13:49:36.704 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 19 13:49:36.704 INFO [stderr] 
Dec 19 13:49:36.704 INFO [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
Dec 19 13:49:36.704 INFO [stderr]   --> src/lib.rs:66:56
Dec 19 13:49:36.704 INFO [stderr]    |
Dec 19 13:49:36.704 INFO [stderr] 66 |             Some(tag) => image.trim_right_matches(tag).trim_right_matches(':'),
Dec 19 13:49:36.704 INFO [stderr]    |                                                        ^^^^^^^^^^^^^^^^^^
Dec 19 13:49:36.704 INFO [stderr] 
Dec 19 13:49:36.904 INFO [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
Dec 19 13:49:36.904 INFO [stderr]   --> src/lib.rs:66:32
Dec 19 13:49:36.904 INFO [stderr]    |
Dec 19 13:49:36.904 INFO [stderr] 66 |             Some(tag) => image.trim_right_matches(tag).trim_right_matches(':'),
Dec 19 13:49:36.904 INFO [stderr]    |                                ^^^^^^^^^^^^^^^^^^
Dec 19 13:49:36.904 INFO [stderr]    |
Dec 19 13:49:36.904 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 19 13:49:36.904 INFO [stderr] 
Dec 19 13:49:36.904 INFO [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
Dec 19 13:49:36.904 INFO [stderr]   --> src/lib.rs:66:56
Dec 19 13:49:36.904 INFO [stderr]    |
Dec 19 13:49:36.904 INFO [stderr] 66 |             Some(tag) => image.trim_right_matches(tag).trim_right_matches(':'),
Dec 19 13:49:36.904 INFO [stderr]    |                                                        ^^^^^^^^^^^^^^^^^^
Dec 19 13:49:36.904 INFO [stderr] 
Dec 19 13:49:38.575 INFO [stderr]     Checking docker_image_cli v0.2.0 (/opt/crater/workdir/cli)
Dec 19 13:49:39.540 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.99s
Dec 19 13:49:40.374 INFO running `"docker" "inspect" "563c527791b5fd78ead809cf038bf1e208a648f56a696b277f39aa049f36a4d5"`
Dec 19 13:49:40.656 INFO running `"docker" "rm" "-f" "563c527791b5fd78ead809cf038bf1e208a648f56a696b277f39aa049f36a4d5"`
Dec 19 13:49:40.952 INFO [stdout] 563c527791b5fd78ead809cf038bf1e208a648f56a696b277f39aa049f36a4d5