Sep 10 05:49:57.992 INFO checking zcfg_flag_parser-0.2.0 against try#3a2610c2a16575649896925631bf8cec4f4b1961 for pr-54090
Sep 10 05:49:57.992 INFO running: cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets
Sep 10 05:49:57.992 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54090/try#3a2610c2a16575649896925631bf8cec4f4b1961:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-4/try#3a2610c2a16575649896925631bf8cec4f4b1961:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 05:49:58.155 INFO blam! b46844e4f273cf76fd3f527312854ccb9d43f9ed2bdb050c817b106b1f6411ff
Sep 10 05:49:58.157 INFO running `"docker" "start" "-a" "b46844e4f273cf76fd3f527312854ccb9d43f9ed2bdb050c817b106b1f6411ff"`
Sep 10 05:49:59.305 INFO kablam! usermod: no changes
Sep 10 05:49:59.342 INFO kablam!     Checking itertools v0.6.5
Sep 10 05:49:59.342 INFO kablam!     Checking zcfg v0.2.0
Sep 10 05:50:01.405 INFO kablam!     Checking zcfg_flag_parser v0.2.0 (file:///source)
Sep 10 05:50:01.738 INFO kablam! warning: variable does not need to be mutable
Sep 10 05:50:01.738 INFO kablam!   --> src/lib.rs:58:16
Sep 10 05:50:01.738 INFO kablam!    |
Sep 10 05:50:01.738 INFO kablam! 58 |     .batching(|mut it| {
Sep 10 05:50:01.738 INFO kablam!    |                ----^^
Sep 10 05:50:01.738 INFO kablam!    |                |
Sep 10 05:50:01.738 INFO kablam!    |                help: remove this `mut`
Sep 10 05:50:01.738 INFO kablam!    |
Sep 10 05:50:01.738 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 10 05:50:01.738 INFO kablam! 
Sep 10 05:50:01.782 INFO kablam! warning: variable does not need to be mutable
Sep 10 05:50:01.782 INFO kablam!   --> src/lib.rs:58:16
Sep 10 05:50:01.782 INFO kablam!    |
Sep 10 05:50:01.782 INFO kablam! 58 |     .batching(|mut it| {
Sep 10 05:50:01.782 INFO kablam!    |                ----^^
Sep 10 05:50:01.782 INFO kablam!    |                |
Sep 10 05:50:01.782 INFO kablam!    |                help: remove this `mut`
Sep 10 05:50:01.782 INFO kablam!    |
Sep 10 05:50:01.782 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 10 05:50:01.782 INFO kablam! 
Sep 10 05:50:01.803 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.47s
Sep 10 05:50:01.805 INFO kablam! su: No module specific data is present
Sep 10 05:50:02.690 INFO running `"docker" "rm" "-f" "b46844e4f273cf76fd3f527312854ccb9d43f9ed2bdb050c817b106b1f6411ff"`
Sep 10 05:50:02.751 INFO blam! b46844e4f273cf76fd3f527312854ccb9d43f9ed2bdb050c817b106b1f6411ff