Dec 18 16:27:57.190 INFO checking fldtools-0.1.1 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 16:27:57.191 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/fldtools/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 16:27:57.379 INFO [stdout] f8b8d933fc2a648c86ead47680e6a5c4facc8807916b54d47c7b6b16b5d21843
Dec 18 16:27:57.381 INFO running `"docker" "start" "-a" "f8b8d933fc2a648c86ead47680e6a5c4facc8807916b54d47c7b6b16b5d21843"`
Dec 18 16:27:57.926 INFO [stderr] warning: only one of `license` or `license-file` is necessary
Dec 18 16:27:57.955 INFO [stderr]     Checking fldtools v0.1.1 (/opt/crater/workdir)
Dec 18 16:27:59.300 INFO [stderr] warning: variable does not need to be mutable
Dec 18 16:27:59.300 INFO [stderr]   --> src/bin/fldunpack.rs:24:16
Dec 18 16:27:59.300 INFO [stderr]    |
Dec 18 16:27:59.300 INFO [stderr] 24 | fn write_chunk(mut reader : &mut BufReader<&mut File>, mut target : &File, chunk_data : &Chunk) -> ::std::io::Result<u32> {
Dec 18 16:27:59.300 INFO [stderr]    |                ----^^^^^^
Dec 18 16:27:59.300 INFO [stderr]    |                |
Dec 18 16:27:59.300 INFO [stderr]    |                help: remove this `mut`
Dec 18 16:27:59.300 INFO [stderr]    |
Dec 18 16:27:59.300 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 16:27:59.300 INFO [stderr] 
Dec 18 16:27:59.377 INFO [stderr] warning: variable does not need to be mutable
Dec 18 16:27:59.377 INFO [stderr]   --> src/bin/fldunpack.rs:24:16
Dec 18 16:27:59.377 INFO [stderr]    |
Dec 18 16:27:59.377 INFO [stderr] 24 | fn write_chunk(mut reader : &mut BufReader<&mut File>, mut target : &File, chunk_data : &Chunk) -> ::std::io::Result<u32> {
Dec 18 16:27:59.377 INFO [stderr]    |                ----^^^^^^
Dec 18 16:27:59.377 INFO [stderr]    |                |
Dec 18 16:27:59.377 INFO [stderr]    |                help: remove this `mut`
Dec 18 16:27:59.377 INFO [stderr]    |
Dec 18 16:27:59.377 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 16:27:59.377 INFO [stderr] 
Dec 18 16:27:59.413 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.49s
Dec 18 16:27:59.846 INFO running `"docker" "inspect" "f8b8d933fc2a648c86ead47680e6a5c4facc8807916b54d47c7b6b16b5d21843"`
Dec 18 16:28:00.058 INFO running `"docker" "rm" "-f" "f8b8d933fc2a648c86ead47680e6a5c4facc8807916b54d47c7b6b16b5d21843"`
Dec 18 16:28:00.316 INFO [stdout] f8b8d933fc2a648c86ead47680e6a5c4facc8807916b54d47c7b6b16b5d21843