Sep 01 14:35:58.013 INFO checking mackerel_client-0.2.0 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53831
Sep 01 14:35:58.013 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 01 14:35:58.013 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53831/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-2/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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 +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 14:35:58.178 INFO blam! e9ffb048b026b85d30e0c0f8e21e064b6f490c7f80f3a3c191f266652002ba7e
Sep 01 14:35:58.180 INFO running `"docker" "start" "-a" "e9ffb048b026b85d30e0c0f8e21e064b6f490c7f80f3a3c191f266652002ba7e"`
Sep 01 14:35:58.978 INFO kablam!     Checking mackerel_client v0.2.0 (file:///source)
Sep 01 14:36:03.636 INFO kablam! warning: unused `#[macro_use]` import
Sep 01 14:36:03.636 INFO kablam!   --> src/lib.rs:28:1
Sep 01 14:36:03.636 INFO kablam!    |
Sep 01 14:36:03.636 INFO kablam! 28 | #[macro_use]
Sep 01 14:36:03.637 INFO kablam!    | ^^^^^^^^^^^^
Sep 01 14:36:03.637 INFO kablam!    |
Sep 01 14:36:03.637 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 01 14:36:03.637 INFO kablam! 
Sep 01 14:36:07.640 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 8.82s
Sep 01 14:36:07.649 INFO kablam! su: No module specific data is present
Sep 01 14:36:08.398 INFO running `"docker" "rm" "-f" "e9ffb048b026b85d30e0c0f8e21e064b6f490c7f80f3a3c191f266652002ba7e"`
Sep 01 14:36:08.487 INFO blam! e9ffb048b026b85d30e0c0f8e21e064b6f490c7f80f3a3c191f266652002ba7e