Dec 19 07:58:58.133 INFO checking studio-lucia/fldtools against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 07:58:58.134 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/studio-lucia/fldtools:/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 07:58:58.579 INFO [stdout] c4f5755039d36bf955493488dd2c45e79d61689198b4f0fb80bc7e245237bcce
Dec 19 07:58:58.608 INFO running `"docker" "start" "-a" "c4f5755039d36bf955493488dd2c45e79d61689198b4f0fb80bc7e245237bcce"`
Dec 19 07:58:59.765 INFO [stderr] warning: only one of `license` or `license-file` is necessary
Dec 19 07:58:59.792 INFO [stderr]     Checking term_size v0.3.0
Dec 19 07:58:59.797 INFO [stderr]     Checking atty v0.2.2
Dec 19 07:58:59.797 INFO [stderr]     Checking itertools v0.6.1
Dec 19 07:58:59.970 INFO [stderr]     Checking textwrap v0.6.0
Dec 19 07:59:00.210 INFO [stderr]     Checking clap v2.25.0
Dec 19 07:59:05.974 INFO [stderr]     Checking fldtools v0.1.1 (/opt/crater/workdir)
Dec 19 07:59:06.788 INFO [stderr] warning: variable does not need to be mutable
Dec 19 07:59:06.788 INFO [stderr]   --> src/bin/fldunpack.rs:24:16
Dec 19 07:59:06.788 INFO [stderr]    |
Dec 19 07:59:06.788 INFO [stderr] 24 | fn write_chunk(mut reader : &mut BufReader<&mut File>, mut target : &File, chunk_data : &Chunk) -> ::std::io::Result<u32> {
Dec 19 07:59:06.788 INFO [stderr]    |                ----^^^^^^
Dec 19 07:59:06.788 INFO [stderr]    |                |
Dec 19 07:59:06.788 INFO [stderr]    |                help: remove this `mut`
Dec 19 07:59:06.788 INFO [stderr]    |
Dec 19 07:59:06.788 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 07:59:06.788 INFO [stderr] 
Dec 19 07:59:07.171 INFO [stderr] warning: variable does not need to be mutable
Dec 19 07:59:07.172 INFO [stderr]   --> src/bin/fldunpack.rs:24:16
Dec 19 07:59:07.172 INFO [stderr]    |
Dec 19 07:59:07.172 INFO [stderr] 24 | fn write_chunk(mut reader : &mut BufReader<&mut File>, mut target : &File, chunk_data : &Chunk) -> ::std::io::Result<u32> {
Dec 19 07:59:07.172 INFO [stderr]    |                ----^^^^^^
Dec 19 07:59:07.172 INFO [stderr]    |                |
Dec 19 07:59:07.172 INFO [stderr]    |                help: remove this `mut`
Dec 19 07:59:07.172 INFO [stderr]    |
Dec 19 07:59:07.172 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 07:59:07.172 INFO [stderr] 
Dec 19 07:59:07.237 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.48s
Dec 19 07:59:08.724 INFO running `"docker" "inspect" "c4f5755039d36bf955493488dd2c45e79d61689198b4f0fb80bc7e245237bcce"`
Dec 19 07:59:09.148 INFO running `"docker" "rm" "-f" "c4f5755039d36bf955493488dd2c45e79d61689198b4f0fb80bc7e245237bcce"`
Dec 19 07:59:09.474 INFO [stdout] c4f5755039d36bf955493488dd2c45e79d61689198b4f0fb80bc7e245237bcce