Oct 13 05:56:02.694 INFO checking zcfg_flag_parser-0.2.0 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 05:56:02.696 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-3/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-3/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"`
Oct 13 05:56:03.153 INFO blam! 56338c2c4a32087fedc48e6e0373ddc8b371d1d4b6dc0f4d64b495a066e6a931
Oct 13 05:56:03.154 INFO running `"docker" "start" "-a" "56338c2c4a32087fedc48e6e0373ddc8b371d1d4b6dc0f4d64b495a066e6a931"`
Oct 13 05:56:04.148 INFO kablam! usermod: no changes
Oct 13 05:56:04.241 INFO kablam!     Checking zcfg v0.2.0
Oct 13 05:56:04.256 INFO kablam!     Checking itertools v0.6.5
Oct 13 05:56:06.736 INFO kablam!     Checking zcfg_flag_parser v0.2.0 (/source)
Oct 13 05:56:07.739 INFO kablam! warning: variable does not need to be mutable
Oct 13 05:56:07.739 INFO kablam!   --> src/lib.rs:58:16
Oct 13 05:56:07.739 INFO kablam!    |
Oct 13 05:56:07.739 INFO kablam! 58 |     .batching(|mut it| {
Oct 13 05:56:07.740 INFO kablam!    |                ----^^
Oct 13 05:56:07.740 INFO kablam!    |                |
Oct 13 05:56:07.740 INFO kablam!    |                help: remove this `mut`
Oct 13 05:56:07.740 INFO kablam!    |
Oct 13 05:56:07.740 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 13 05:56:07.740 INFO kablam! 
Oct 13 05:56:07.868 INFO kablam! warning: variable does not need to be mutable
Oct 13 05:56:07.868 INFO kablam!   --> src/lib.rs:58:16
Oct 13 05:56:07.868 INFO kablam!    |
Oct 13 05:56:07.868 INFO kablam! 58 |     .batching(|mut it| {
Oct 13 05:56:07.868 INFO kablam!    |                ----^^
Oct 13 05:56:07.868 INFO kablam!    |                |
Oct 13 05:56:07.868 INFO kablam!    |                help: remove this `mut`
Oct 13 05:56:07.868 INFO kablam!    |
Oct 13 05:56:07.868 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 13 05:56:07.868 INFO kablam! 
Oct 13 05:56:07.897 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.71s
Oct 13 05:56:07.912 INFO kablam! su: No module specific data is present
Oct 13 05:56:08.412 INFO running `"docker" "rm" "-f" "56338c2c4a32087fedc48e6e0373ddc8b371d1d4b6dc0f4d64b495a066e6a931"`
Oct 13 05:56:08.648 INFO blam! 56338c2c4a32087fedc48e6e0373ddc8b371d1d4b6dc0f4d64b495a066e6a931