Sep 21 07:18:19.912 INFO checking mackerel_client-0.2.0 against master#f7f4c500b46603386e940f116b469c7adc043a6d for pr-54394
Sep 21 07:18:19.912 INFO running: cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets
Sep 21 07:18:19.912 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-54394/master#f7f4c500b46603386e940f116b469c7adc043a6d:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-2/master#f7f4c500b46603386e940f116b469c7adc043a6d:/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 +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 07:18:20.063 INFO blam! b8f87f2b0304fa856f8f95e4025086a69704ac2d9212d38306e7a09ff16663df
Sep 21 07:18:20.064 INFO running `"docker" "start" "-a" "b8f87f2b0304fa856f8f95e4025086a69704ac2d9212d38306e7a09ff16663df"`
Sep 21 07:18:20.581 INFO kablam! usermod: no changes
Sep 21 07:18:20.831 INFO kablam!     Checking reqwest v0.7.3
Sep 21 07:18:22.938 INFO kablam!     Checking mackerel_client v0.2.0 (/source)
Sep 21 07:18:24.910 INFO kablam! warning: unused `#[macro_use]` import
Sep 21 07:18:24.910 INFO kablam!   --> src/lib.rs:28:1
Sep 21 07:18:24.910 INFO kablam!    |
Sep 21 07:18:24.910 INFO kablam! 28 | #[macro_use]
Sep 21 07:18:24.910 INFO kablam!    | ^^^^^^^^^^^^
Sep 21 07:18:24.910 INFO kablam!    |
Sep 21 07:18:24.910 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 21 07:18:24.910 INFO kablam! 
Sep 21 07:18:26.819 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 6.22s
Sep 21 07:18:26.830 INFO kablam! su: No module specific data is present
Sep 21 07:18:27.270 INFO running `"docker" "rm" "-f" "b8f87f2b0304fa856f8f95e4025086a69704ac2d9212d38306e7a09ff16663df"`
Sep 21 07:18:27.375 INFO blam! b8f87f2b0304fa856f8f95e4025086a69704ac2d9212d38306e7a09ff16663df