Dec 18 16:54:08.465 INFO checking durationfmt-0.1.1 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 16:54:08.465 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/durationfmt/0.1.1:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 16:54:08.707 INFO [stdout] 323b0729859e8d5de0085e7eac427099ed3b675ddcd360b87d27d80463bbb391
Dec 18 16:54:08.710 INFO running `"docker" "start" "-a" "323b0729859e8d5de0085e7eac427099ed3b675ddcd360b87d27d80463bbb391"`
Dec 18 16:54:09.252 INFO [stderr]     Checking durationfmt v0.1.1 (/opt/crater/workdir)
Dec 18 16:54:09.504 INFO [stderr] warning: value assigned to `prec` is never read
Dec 18 16:54:09.504 INFO [stderr]   --> src/lib.rs:22:13
Dec 18 16:54:09.504 INFO [stderr]    |
Dec 18 16:54:09.504 INFO [stderr] 22 |     let mut prec = 0;
Dec 18 16:54:09.504 INFO [stderr]    |             ^^^^
Dec 18 16:54:09.504 INFO [stderr]    |
Dec 18 16:54:09.504 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 18 16:54:09.504 INFO [stderr] 
Dec 18 16:54:09.592 INFO [stderr] warning: value assigned to `prec` is never read
Dec 18 16:54:09.592 INFO [stderr]   --> src/lib.rs:22:13
Dec 18 16:54:09.592 INFO [stderr]    |
Dec 18 16:54:09.592 INFO [stderr] 22 |     let mut prec = 0;
Dec 18 16:54:09.592 INFO [stderr]    |             ^^^^
Dec 18 16:54:09.592 INFO [stderr]    |
Dec 18 16:54:09.592 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 18 16:54:09.592 INFO [stderr] 
Dec 18 16:54:09.774 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
Dec 18 16:54:10.087 INFO running `"docker" "inspect" "323b0729859e8d5de0085e7eac427099ed3b675ddcd360b87d27d80463bbb391"`
Dec 18 16:54:10.160 INFO running `"docker" "rm" "-f" "323b0729859e8d5de0085e7eac427099ed3b675ddcd360b87d27d80463bbb391"`
Dec 18 16:54:10.238 INFO [stdout] 323b0729859e8d5de0085e7eac427099ed3b675ddcd360b87d27d80463bbb391