Dec 17 16:15:55.623 INFO checking s3rvac/yabir against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 16:15:55.623 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/s3rvac/yabir:/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 17 16:15:56.060 INFO [stdout] 808a24ca9fc465e4d726750a1e0c1bdec05829d2d19d9858833f18ce5d4a6574
Dec 17 16:15:56.072 INFO running `"docker" "start" "-a" "808a24ca9fc465e4d726750a1e0c1bdec05829d2d19d9858833f18ce5d4a6574"`
Dec 17 16:15:58.513 INFO [stderr]     Checking yabir v0.1.0 (/opt/crater/workdir)
Dec 17 16:15:58.911 INFO [stderr] warning: variable does not need to be mutable
Dec 17 16:15:58.911 INFO [stderr]    --> src/runner.rs:112:30
Dec 17 16:15:58.911 INFO [stderr]     |
Dec 17 16:15:58.911 INFO [stderr] 112 |     fn read_value(&mut self, mut input: &mut std::io::Read) -> Result<(), String> {
Dec 17 16:15:58.911 INFO [stderr]     |                              ----^^^^^
Dec 17 16:15:58.911 INFO [stderr]     |                              |
Dec 17 16:15:58.911 INFO [stderr]     |                              help: remove this `mut`
Dec 17 16:15:58.911 INFO [stderr]     |
Dec 17 16:15:58.911 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 17 16:15:58.911 INFO [stderr] 
Dec 17 16:15:58.913 INFO [stderr] warning: variable does not need to be mutable
Dec 17 16:15:58.913 INFO [stderr]    --> src/runner.rs:136:31
Dec 17 16:15:58.913 INFO [stderr]     |
Dec 17 16:15:58.913 INFO [stderr] 136 |     fn write_value(&mut self, mut output: &mut std::io::Write) -> Result<(), String> {
Dec 17 16:15:58.913 INFO [stderr]     |                               ----^^^^^^
Dec 17 16:15:58.913 INFO [stderr]     |                               |
Dec 17 16:15:58.913 INFO [stderr]     |                               help: remove this `mut`
Dec 17 16:15:58.913 INFO [stderr] 
Dec 17 16:15:58.996 INFO [stderr] warning: variable does not need to be mutable
Dec 17 16:15:58.996 INFO [stderr]    --> src/runner.rs:112:30
Dec 17 16:15:58.996 INFO [stderr]     |
Dec 17 16:15:58.996 INFO [stderr] 112 |     fn read_value(&mut self, mut input: &mut std::io::Read) -> Result<(), String> {
Dec 17 16:15:58.996 INFO [stderr]     |                              ----^^^^^
Dec 17 16:15:58.996 INFO [stderr]     |                              |
Dec 17 16:15:58.996 INFO [stderr]     |                              help: remove this `mut`
Dec 17 16:15:58.996 INFO [stderr]     |
Dec 17 16:15:58.996 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 17 16:15:58.996 INFO [stderr] 
Dec 17 16:15:58.996 INFO [stderr] warning: variable does not need to be mutable
Dec 17 16:15:58.996 INFO [stderr]    --> src/runner.rs:136:31
Dec 17 16:15:58.997 INFO [stderr]     |
Dec 17 16:15:58.998 INFO [stderr] 136 |     fn write_value(&mut self, mut output: &mut std::io::Write) -> Result<(), String> {
Dec 17 16:15:58.998 INFO [stderr]     |                               ----^^^^^^
Dec 17 16:15:58.998 INFO [stderr]     |                               |
Dec 17 16:15:58.999 INFO [stderr]     |                               help: remove this `mut`
Dec 17 16:15:58.999 INFO [stderr] 
Dec 17 16:15:59.047 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
Dec 17 16:16:00.024 INFO running `"docker" "inspect" "808a24ca9fc465e4d726750a1e0c1bdec05829d2d19d9858833f18ce5d4a6574"`
Dec 17 16:16:00.326 INFO running `"docker" "rm" "-f" "808a24ca9fc465e4d726750a1e0c1bdec05829d2d19d9858833f18ce5d4a6574"`
Dec 17 16:16:00.651 INFO [stdout] 808a24ca9fc465e4d726750a1e0c1bdec05829d2d19d9858833f18ce5d4a6574