Sep 20 05:09:22.471 INFO checking config-0.9.0 against master#1e21c9a297a9fe668d62887a3a6a4add8e717b17 for pr-54352
Sep 20 05:09:22.471 INFO running: cargo +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets
Sep 20 05:09:22.471 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-54352/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-3/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/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 +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 20 05:09:22.608 INFO blam! b781f8e660d9bf4d4647dc00ced3b9f84dd58552842cbf369d9680abc02f65d3
Sep 20 05:09:22.609 INFO running `"docker" "start" "-a" "b781f8e660d9bf4d4647dc00ced3b9f84dd58552842cbf369d9680abc02f65d3"`
Sep 20 05:09:23.627 INFO kablam! usermod: no changes
Sep 20 05:09:23.722 INFO kablam!     Checking config v0.9.0 (/source)
Sep 20 05:09:30.054 INFO kablam! warning: variable does not need to be mutable
Sep 20 05:09:30.054 INFO kablam!   --> tests/env.rs:57:9
Sep 20 05:09:30.054 INFO kablam!    |
Sep 20 05:09:30.054 INFO kablam! 57 |     let mut environment = Environment::with_prefix("C").separator("_");
Sep 20 05:09:30.054 INFO kablam!    |         ----^^^^^^^^^^^
Sep 20 05:09:30.054 INFO kablam!    |         |
Sep 20 05:09:30.054 INFO kablam!    |         help: remove this `mut`
Sep 20 05:09:30.054 INFO kablam!    |
Sep 20 05:09:30.054 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 20 05:09:30.054 INFO kablam! 
Sep 20 05:09:34.967 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 11.32s
Sep 20 05:09:34.979 INFO kablam! su: No module specific data is present
Sep 20 05:09:35.716 INFO running `"docker" "rm" "-f" "b781f8e660d9bf4d4647dc00ced3b9f84dd58552842cbf369d9680abc02f65d3"`
Sep 20 05:09:35.798 INFO blam! b781f8e660d9bf4d4647dc00ced3b9f84dd58552842cbf369d9680abc02f65d3