Aug 01 22:37:21.811 INFO checking serde_ini-0.1.3 against 1.27.2 for lazy_static-1
Aug 01 22:37:21.811 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 22:37:21.811 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 22:37:21.811 INFO running `"docker" "create" "-v" "/tmp/crater.YMxh2jESWI9K:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-2/1.27.2:/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" "-v" "/home/ec2-user/crater/./work/local/cargo-home/git:/cargo-home/git:rw,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +1.27.2 check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Aug 01 22:37:22.124 INFO blam! b7a9259fd054bd6d4faaf58298164c084c633a2badc6a439c28e808247950847
Aug 01 22:37:22.126 INFO running `"docker" "start" "-a" "b7a9259fd054bd6d4faaf58298164c084c633a2badc6a439c28e808247950847"`
Aug 01 22:37:23.181 INFO kablam!     Checking result v1.0.0
Aug 01 22:37:23.660 INFO kablam!     Checking serde_ini v0.1.3 (file:///source)
Aug 01 22:37:27.944 INFO kablam! warning: variable does not need to be mutable
Aug 01 22:37:27.944 INFO kablam!   --> tests/smoke.rs:73:9
Aug 01 22:37:27.944 INFO kablam!    |
Aug 01 22:37:27.944 INFO kablam! 73 |     let mut data = serde_ini::to_vec(&model).unwrap();
Aug 01 22:37:27.944 INFO kablam!    |         ----^^^^
Aug 01 22:37:27.944 INFO kablam!    |         |
Aug 01 22:37:27.944 INFO kablam!    |         help: remove this `mut`
Aug 01 22:37:27.944 INFO kablam!    |
Aug 01 22:37:27.945 INFO kablam!    = note: #[warn(unused_mut)] on by default
Aug 01 22:37:27.945 INFO kablam! 
Aug 01 22:37:28.000 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.88s
Aug 01 22:37:28.005 INFO kablam! su: No module specific data is present
Aug 01 22:37:28.606 INFO running `"docker" "rm" "-f" "b7a9259fd054bd6d4faaf58298164c084c633a2badc6a439c28e808247950847"`
Aug 01 22:37:28.812 INFO blam! b7a9259fd054bd6d4faaf58298164c084c633a2badc6a439c28e808247950847