Aug 17 19:10:04.071 INFO checking jec-rccow-0.1.0 against master#142bb27373126edf8367f526358b6c72ecf1d8df for pr-53426
Aug 17 19:10:04.071 INFO running: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 17 19:10:04.071 INFO creating container for: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 17 19:10:04.071 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53426/master#142bb27373126edf8367f526358b6c72ecf1d8df:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53426/worker-0/master#142bb27373126edf8367f526358b6c72ecf1d8df:/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=500" "-e" "CMD=cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 17 19:10:04.302 INFO blam! 5ac64dd2e2c714de5465c08d69f9cf4fca945c6df656c4ee40a0bdfa8535c773
Aug 17 19:10:04.304 INFO running `"docker" "start" "-a" "5ac64dd2e2c714de5465c08d69f9cf4fca945c6df656c4ee40a0bdfa8535c773"`
Aug 17 19:10:05.183 INFO kablam!     Checking jec-rccow v0.1.0 (file:///source)
Aug 17 19:10:06.377 INFO kablam! warning: variable does not need to be mutable
Aug 17 19:10:06.377 INFO kablam!   --> src/lib.rs:73:13
Aug 17 19:10:06.377 INFO kablam!    |
Aug 17 19:10:06.377 INFO kablam! 73 |         let mut a = RcCow::new(5i32);
Aug 17 19:10:06.377 INFO kablam!    |             ----^
Aug 17 19:10:06.377 INFO kablam!    |             |
Aug 17 19:10:06.377 INFO kablam!    |             help: remove this `mut`
Aug 17 19:10:06.378 INFO kablam!    |
Aug 17 19:10:06.378 INFO kablam!    = note: #[warn(unused_mut)] on by default
Aug 17 19:10:06.378 INFO kablam! 
Aug 17 19:10:06.378 INFO kablam! warning: variable does not need to be mutable
Aug 17 19:10:06.378 INFO kablam!   --> src/lib.rs:77:13
Aug 17 19:10:06.378 INFO kablam!    |
Aug 17 19:10:06.378 INFO kablam! 77 |         let mut c = b.clone();
Aug 17 19:10:06.379 INFO kablam!    |             ----^
Aug 17 19:10:06.379 INFO kablam!    |             |
Aug 17 19:10:06.379 INFO kablam!    |             help: remove this `mut`
Aug 17 19:10:06.379 INFO kablam! 
Aug 17 19:10:06.441 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.28s
Aug 17 19:10:06.447 INFO kablam! su: No module specific data is present
Aug 17 19:10:06.934 INFO running `"docker" "rm" "-f" "5ac64dd2e2c714de5465c08d69f9cf4fca945c6df656c4ee40a0bdfa8535c773"`
Aug 17 19:10:07.122 INFO blam! 5ac64dd2e2c714de5465c08d69f9cf4fca945c6df656c4ee40a0bdfa8535c773