Sep 10 12:33:39.522 INFO checking pubsub-0.2.3 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 12:33:39.522 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 12:33:39.522 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-4/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/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 +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 12:33:39.722 INFO blam! 37e400b830ed37814c8d1b07e383c6c5a854485cf496c170bc5f842432144e1a
Sep 10 12:33:39.722 INFO running `"docker" "start" "-a" "37e400b830ed37814c8d1b07e383c6c5a854485cf496c170bc5f842432144e1a"`
Sep 10 12:33:41.598 INFO kablam! usermod: no changes
Sep 10 12:33:41.686 INFO kablam!     Checking threadpool v0.1.4
Sep 10 12:33:42.014 INFO kablam!     Checking pubsub v0.2.3 (file:///source)
Sep 10 12:33:42.678 INFO kablam! warning: variable does not need to be mutable
Sep 10 12:33:42.678 INFO kablam!    --> src/lib.rs:192:10
Sep 10 12:33:42.678 INFO kablam!     |
Sep 10 12:33:42.678 INFO kablam! 192 |                     let mut func = guard.deref_mut();
Sep 10 12:33:42.678 INFO kablam!     |                         ----^^^^
Sep 10 12:33:42.678 INFO kablam!     |                         |
Sep 10 12:33:42.678 INFO kablam!     |                         help: remove this `mut`
Sep 10 12:33:42.678 INFO kablam!     |
Sep 10 12:33:42.678 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 10 12:33:42.678 INFO kablam! 
Sep 10 12:33:42.841 INFO kablam! warning: variable does not need to be mutable
Sep 10 12:33:42.841 INFO kablam!    --> src/lib.rs:192:10
Sep 10 12:33:42.841 INFO kablam!     |
Sep 10 12:33:42.841 INFO kablam! 192 |                     let mut func = guard.deref_mut();
Sep 10 12:33:42.841 INFO kablam!     |                         ----^^^^
Sep 10 12:33:42.841 INFO kablam!     |                         |
Sep 10 12:33:42.841 INFO kablam!     |                         help: remove this `mut`
Sep 10 12:33:42.841 INFO kablam!     |
Sep 10 12:33:42.841 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 10 12:33:42.841 INFO kablam! 
Sep 10 12:33:42.884 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.25s
Sep 10 12:33:42.896 INFO kablam! su: No module specific data is present
Sep 10 12:33:44.056 INFO running `"docker" "rm" "-f" "37e400b830ed37814c8d1b07e383c6c5a854485cf496c170bc5f842432144e1a"`
Sep 10 12:33:44.169 INFO blam! 37e400b830ed37814c8d1b07e383c6c5a854485cf496c170bc5f842432144e1a