Aug 11 17:21:40.608 INFO checking config-0.9.0 against try#a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195+tmplazy for libc-1
Aug 11 17:21:40.608 INFO running: cargo +a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195-alt check --frozen --all --all-targets
Aug 11 17:21:40.608 INFO creating container for: cargo +a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195-alt check --frozen --all --all-targets
Aug 11 17:21:40.608 INFO running `"docker" "create" "-v" "/tmp/crater.D4d9Ae5t7zKO:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/libc-1/worker-2/try#a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195+tmplazy:/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 +a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 11 17:21:40.811 INFO blam! 9d9982123f86ecd6dd3470b7c71604405b2be2c2d8dd9e728a7bc212abbc4cad
Aug 11 17:21:40.812 INFO running `"docker" "start" "-a" "9d9982123f86ecd6dd3470b7c71604405b2be2c2d8dd9e728a7bc212abbc4cad"`
Aug 11 17:21:42.469 INFO kablam!     Checking config v0.9.0 (file:///source)
Aug 11 17:22:00.159 INFO kablam! warning: variable does not need to be mutable
Aug 11 17:22:00.159 INFO kablam!   --> tests/env.rs:57:9
Aug 11 17:22:00.159 INFO kablam!    |
Aug 11 17:22:00.159 INFO kablam! 57 |     let mut environment = Environment::with_prefix("C").separator("_");
Aug 11 17:22:00.160 INFO kablam!    |         ----^^^^^^^^^^^
Aug 11 17:22:00.160 INFO kablam!    |         |
Aug 11 17:22:00.160 INFO kablam!    |         help: remove this `mut`
Aug 11 17:22:00.165 INFO kablam!    |
Aug 11 17:22:00.165 INFO kablam!    = note: #[warn(unused_mut)] on by default
Aug 11 17:22:00.165 INFO kablam! 
Aug 11 17:22:04.762 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 22.43s
Aug 11 17:22:04.774 INFO kablam! su: No module specific data is present
Aug 11 17:22:05.738 INFO running `"docker" "rm" "-f" "9d9982123f86ecd6dd3470b7c71604405b2be2c2d8dd9e728a7bc212abbc4cad"`
Aug 11 17:22:05.907 INFO blam! 9d9982123f86ecd6dd3470b7c71604405b2be2c2d8dd9e728a7bc212abbc4cad