Dec 05 01:52:55.187 INFO checking Jimver/catsay against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 01:52:55.187 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-6/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +1df97983eb2057dc6a8f7eb364e263b51ae23230-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 05 01:52:55.659 INFO [stdout] bdb06c76227420b3cde4c94c0201e5199d3a8b82c5c4cfd321aa19899f5d57b0
Dec 05 01:52:55.665 INFO running `"docker" "start" "-a" "bdb06c76227420b3cde4c94c0201e5199d3a8b82c5c4cfd321aa19899f5d57b0"`
Dec 05 01:52:56.834 INFO [stderr] usermod: no changes
Dec 05 01:52:56.887 INFO [stderr]     Checking cat-say v0.1.0 (/source)
Dec 05 01:52:57.790 INFO [stderr] warning: variable does not need to be mutable
Dec 05 01:52:57.790 INFO [stderr]   --> src/main.rs:72:9
Dec 05 01:52:57.790 INFO [stderr]    |
Dec 05 01:52:57.790 INFO [stderr] 72 |     let mut res: String;
Dec 05 01:52:57.791 INFO [stderr]    |         ----^^^
Dec 05 01:52:57.791 INFO [stderr]    |         |
Dec 05 01:52:57.791 INFO [stderr]    |         help: remove this `mut`
Dec 05 01:52:57.807 INFO [stderr]    |
Dec 05 01:52:57.807 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 01:52:57.807 INFO [stderr] 
Dec 05 01:52:57.862 INFO [stderr] warning: variable does not need to be mutable
Dec 05 01:52:57.863 INFO [stderr]   --> src/main.rs:72:9
Dec 05 01:52:57.863 INFO [stderr]    |
Dec 05 01:52:57.863 INFO [stderr] 72 |     let mut res: String;
Dec 05 01:52:57.864 INFO [stderr]    |         ----^^^
Dec 05 01:52:57.864 INFO [stderr]    |         |
Dec 05 01:52:57.864 INFO [stderr]    |         help: remove this `mut`
Dec 05 01:52:57.864 INFO [stderr]    |
Dec 05 01:52:57.865 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 01:52:57.865 INFO [stderr] 
Dec 05 01:52:57.895 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
Dec 05 01:52:57.897 INFO [stderr] su: No module specific data is present
Dec 05 01:52:59.252 INFO running `"docker" "inspect" "bdb06c76227420b3cde4c94c0201e5199d3a8b82c5c4cfd321aa19899f5d57b0"`
Dec 05 01:52:59.589 INFO running `"docker" "rm" "-f" "bdb06c76227420b3cde4c94c0201e5199d3a8b82c5c4cfd321aa19899f5d57b0"`
Dec 05 01:52:59.923 INFO [stdout] bdb06c76227420b3cde4c94c0201e5199d3a8b82c5c4cfd321aa19899f5d57b0