Dec 18 01:06:56.469 INFO checking drocha87/arked against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 01:06:56.469 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/drocha87/arked:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 01:06:56.877 INFO [stdout] 4c518e6df6f856ca3a3635c1f5da3da624b8c823e969cb4a3951205581f773b9
Dec 18 01:06:56.882 INFO running `"docker" "start" "-a" "4c518e6df6f856ca3a3635c1f5da3da624b8c823e969cb4a3951205581f773b9"`
Dec 18 01:06:58.460 INFO [stderr]     Checking serde_json v1.0.27
Dec 18 01:07:00.680 INFO [stderr]     Checking arken v0.1.0 (/opt/crater/workdir)
Dec 18 01:07:00.960 INFO [stderr] warning: unused variable: `e`
Dec 18 01:07:00.960 INFO [stderr]   --> src/buffer.rs:28:13
Dec 18 01:07:00.960 INFO [stderr]    |
Dec 18 01:07:00.960 INFO [stderr] 28 |         Err(e) => Err("Cannot create temp file"),
Dec 18 01:07:00.960 INFO [stderr]    |             ^ help: consider using `_e` instead
Dec 18 01:07:00.960 INFO [stderr]    |
Dec 18 01:07:00.960 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 01:07:00.961 INFO [stderr] 
Dec 18 01:07:00.975 INFO [stderr] warning: method is never used: `edit_file`
Dec 18 01:07:00.975 INFO [stderr]   --> src/buffer.rs:58:5
Dec 18 01:07:00.975 INFO [stderr]    |
Dec 18 01:07:00.976 INFO [stderr] 58 |     pub fn edit_file(&mut self) {
Dec 18 01:07:00.976 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:07:00.976 INFO [stderr]    |
Dec 18 01:07:00.977 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 01:07:00.977 INFO [stderr] 
Dec 18 01:07:01.312 INFO [stderr] warning: unused variable: `e`
Dec 18 01:07:01.312 INFO [stderr]   --> src/buffer.rs:28:13
Dec 18 01:07:01.312 INFO [stderr]    |
Dec 18 01:07:01.312 INFO [stderr] 28 |         Err(e) => Err("Cannot create temp file"),
Dec 18 01:07:01.312 INFO [stderr]    |             ^ help: consider using `_e` instead
Dec 18 01:07:01.312 INFO [stderr]    |
Dec 18 01:07:01.312 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 01:07:01.312 INFO [stderr] 
Dec 18 01:07:01.332 INFO [stderr] warning: method is never used: `edit_file`
Dec 18 01:07:01.332 INFO [stderr]   --> src/buffer.rs:58:5
Dec 18 01:07:01.332 INFO [stderr]    |
Dec 18 01:07:01.332 INFO [stderr] 58 |     pub fn edit_file(&mut self) {
Dec 18 01:07:01.332 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:07:01.332 INFO [stderr]    |
Dec 18 01:07:01.332 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 01:07:01.332 INFO [stderr] 
Dec 18 01:07:01.369 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.97s
Dec 18 01:07:02.104 INFO running `"docker" "inspect" "4c518e6df6f856ca3a3635c1f5da3da624b8c823e969cb4a3951205581f773b9"`
Dec 18 01:07:02.442 INFO running `"docker" "rm" "-f" "4c518e6df6f856ca3a3635c1f5da3da624b8c823e969cb4a3951205581f773b9"`
Dec 18 01:07:02.756 INFO [stdout] 4c518e6df6f856ca3a3635c1f5da3da624b8c823e969cb4a3951205581f773b9