Oct 12 15:36:40.282 INFO checking pkgw/serenv against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 15:36:40.282 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 15:36:40.768 INFO blam! b81d78c428c8b1cb0a451f1e30fb65679dcc144c34586f967d16da435b965af9
Oct 12 15:36:40.776 INFO running `"docker" "start" "-a" "b81d78c428c8b1cb0a451f1e30fb65679dcc144c34586f967d16da435b965af9"`
Oct 12 15:36:41.996 INFO kablam! usermod: no changes
Oct 12 15:36:42.182 INFO kablam!     Checking bincode v1.0.1
Oct 12 15:36:42.182 INFO kablam!    Compiling syn v0.15.3
Oct 12 15:36:42.182 INFO kablam!    Compiling structopt-derive v0.2.10
Oct 12 15:36:42.182 INFO kablam!     Checking failure v0.1.2
Oct 12 15:36:50.722 INFO kablam!     Checking structopt v0.2.10
Oct 12 15:36:57.939 INFO kablam!    Compiling serde_derive v1.0.78
Oct 12 15:37:15.363 INFO kablam!     Checking serenv v0.1.0 (/source)
Oct 12 15:37:16.703 INFO kablam! warning: unused `#[macro_use]` import
Oct 12 15:37:16.704 INFO kablam!   --> src/main.rs:14:1
Oct 12 15:37:16.705 INFO kablam!    |
Oct 12 15:37:16.706 INFO kablam! 14 | #[macro_use] extern crate structopt;
Oct 12 15:37:16.706 INFO kablam!    | ^^^^^^^^^^^^
Oct 12 15:37:16.707 INFO kablam!    |
Oct 12 15:37:16.708 INFO kablam!    = note: #[warn(unused_imports)] on by default
Oct 12 15:37:16.708 INFO kablam! 
Oct 12 15:37:16.727 INFO kablam! warning: unused `#[macro_use]` import
Oct 12 15:37:16.727 INFO kablam!   --> src/main.rs:14:1
Oct 12 15:37:16.727 INFO kablam!    |
Oct 12 15:37:16.727 INFO kablam! 14 | #[macro_use] extern crate structopt;
Oct 12 15:37:16.727 INFO kablam!    | ^^^^^^^^^^^^
Oct 12 15:37:16.727 INFO kablam!    |
Oct 12 15:37:16.728 INFO kablam!    = note: #[warn(unused_imports)] on by default
Oct 12 15:37:16.728 INFO kablam! 
Oct 12 15:37:17.029 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 35.02s
Oct 12 15:37:17.053 INFO kablam! su: No module specific data is present
Oct 12 15:37:18.893 INFO running `"docker" "rm" "-f" "b81d78c428c8b1cb0a451f1e30fb65679dcc144c34586f967d16da435b965af9"`
Oct 12 15:37:19.241 INFO blam! b81d78c428c8b1cb0a451f1e30fb65679dcc144c34586f967d16da435b965af9