Dec 19 11:32:14.377 INFO checking ohira-ryoji/ruststudy against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 11:32:14.377 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/ohira-ryoji/ruststudy:/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 11:32:14.993 INFO [stdout] 17d10253ef154134390f682dd88e00828a931c0298d161e16b0f8f9347989de4
Dec 19 11:32:14.996 INFO running `"docker" "start" "-a" "17d10253ef154134390f682dd88e00828a931c0298d161e16b0f8f9347989de4"`
Dec 19 11:32:17.688 INFO [stderr]     Checking study v0.1.0 (/opt/crater/workdir)
Dec 19 11:32:18.468 INFO [stderr] warning: value assigned to `y` is never read
Dec 19 11:32:18.468 INFO [stderr]  --> src/sample01.rs:4:17
Dec 19 11:32:18.468 INFO [stderr]   |
Dec 19 11:32:18.468 INFO [stderr] 4 |         let mut y = x;
Dec 19 11:32:18.468 INFO [stderr]   |                 ^
Dec 19 11:32:18.468 INFO [stderr]   |
Dec 19 11:32:18.468 INFO [stderr]   = note: #[warn(unused_assignments)] on by default
Dec 19 11:32:18.468 INFO [stderr]   = help: maybe it is overwritten before being read?
Dec 19 11:32:18.468 INFO [stderr] 
Dec 19 11:32:18.644 INFO [stderr] warning: value assigned to `y` is never read
Dec 19 11:32:18.645 INFO [stderr]  --> src/sample01.rs:4:17
Dec 19 11:32:18.645 INFO [stderr]   |
Dec 19 11:32:18.645 INFO [stderr] 4 |         let mut y = x;
Dec 19 11:32:18.645 INFO [stderr]   |                 ^
Dec 19 11:32:18.645 INFO [stderr]   |
Dec 19 11:32:18.645 INFO [stderr]   = note: #[warn(unused_assignments)] on by default
Dec 19 11:32:18.645 INFO [stderr]   = help: maybe it is overwritten before being read?
Dec 19 11:32:18.645 INFO [stderr] 
Dec 19 11:32:18.737 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
Dec 19 11:32:19.592 INFO running `"docker" "inspect" "17d10253ef154134390f682dd88e00828a931c0298d161e16b0f8f9347989de4"`
Dec 19 11:32:19.882 INFO running `"docker" "rm" "-f" "17d10253ef154134390f682dd88e00828a931c0298d161e16b0f8f9347989de4"`
Dec 19 11:32:20.173 INFO [stdout] 17d10253ef154134390f682dd88e00828a931c0298d161e16b0f8f9347989de4