Oct 12 11:50:28.295 INFO checking totem3/mackerel-plugin-tcp against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 11:50:28.296 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-7/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-7/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/source:ro,Z" "-v" "/mnt/big/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +4021bd0b3c5815b087d6db10ce461e7e4854ade7-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Oct 12 11:50:28.904 INFO blam! 2c4968c5fbd5ff01f296a675873f00d8cc9dd23379744f4a3f844879e14c56de
Oct 12 11:50:28.908 INFO running `"docker" "start" "-a" "2c4968c5fbd5ff01f296a675873f00d8cc9dd23379744f4a3f844879e14c56de"`
Oct 12 11:50:29.974 INFO kablam! usermod: no changes
Oct 12 11:50:30.138 INFO kablam!     Checking serde v1.0.15
Oct 12 11:50:30.148 INFO kablam!     Checking memchr v1.0.1
Oct 12 11:50:30.148 INFO kablam!     Checking rand v0.3.17
Oct 12 11:50:30.149 INFO kablam!     Checking time v0.1.38
Oct 12 11:50:30.149 INFO kablam!     Checking thread_local v0.3.4
Oct 12 11:50:30.149 INFO kablam!    Compiling serde_derive v1.0.15
Oct 12 11:50:31.368 INFO kablam!     Checking aho-corasick v0.6.3
Oct 12 11:50:32.913 INFO kablam!     Checking regex v0.2.2
Oct 12 11:50:43.258 INFO kablam!     Checking serde_json v1.0.4
Oct 12 11:50:45.328 INFO kablam!     Checking mackerel_plugin v0.2.2
Oct 12 11:50:46.076 INFO kablam!     Checking mackerel-plugin-tcp v0.1.0 (/source)
Oct 12 11:50:46.723 INFO kablam! warning: unused `#[macro_use]` import
Oct 12 11:50:46.723 INFO kablam!  --> src/main.rs:1:1
Oct 12 11:50:46.723 INFO kablam!   |
Oct 12 11:50:46.723 INFO kablam! 1 | #[macro_use]
Oct 12 11:50:46.723 INFO kablam!   | ^^^^^^^^^^^^
Oct 12 11:50:46.723 INFO kablam!   |
Oct 12 11:50:46.723 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 11:50:46.723 INFO kablam! 
Oct 12 11:50:46.736 INFO kablam! warning: unused `#[macro_use]` import
Oct 12 11:50:46.736 INFO kablam!  --> src/main.rs:1:1
Oct 12 11:50:46.736 INFO kablam!   |
Oct 12 11:50:46.736 INFO kablam! 1 | #[macro_use]
Oct 12 11:50:46.736 INFO kablam!   | ^^^^^^^^^^^^
Oct 12 11:50:46.736 INFO kablam!   |
Oct 12 11:50:46.736 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 11:50:46.736 INFO kablam! 
Oct 12 11:50:47.037 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 17.03s
Oct 12 11:50:47.049 INFO kablam! su: No module specific data is present
Oct 12 11:50:47.807 INFO running `"docker" "rm" "-f" "2c4968c5fbd5ff01f296a675873f00d8cc9dd23379744f4a3f844879e14c56de"`
Oct 12 11:50:48.112 INFO blam! 2c4968c5fbd5ff01f296a675873f00d8cc9dd23379744f4a3f844879e14c56de