Oct 12 22:05:21.249 INFO checking elpiel/rust-grep against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 22:05:21.249 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-1/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-1/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 22:05:21.626 INFO blam! 2c18979177d06ca1184c376a8a2cb2e1857c66b849b401a23ebdf15e90e9774c
Oct 12 22:05:21.637 INFO running `"docker" "start" "-a" "2c18979177d06ca1184c376a8a2cb2e1857c66b849b401a23ebdf15e90e9774c"`
Oct 12 22:05:22.749 INFO kablam! usermod: no changes
Oct 12 22:05:22.812 INFO kablam!     Checking grep v0.1.0 (/source)
Oct 12 22:05:23.701 INFO kablam! warning: unused `#[macro_use]` import
Oct 12 22:05:23.701 INFO kablam!  --> src/main.rs:1:1
Oct 12 22:05:23.701 INFO kablam!   |
Oct 12 22:05:23.702 INFO kablam! 1 | #[macro_use] extern crate lazy_static;
Oct 12 22:05:23.702 INFO kablam!   | ^^^^^^^^^^^^
Oct 12 22:05:23.702 INFO kablam!   |
Oct 12 22:05:23.702 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 22:05:23.705 INFO kablam! 
Oct 12 22:05:23.757 INFO kablam! warning: unused variable: `colorful_output`
Oct 12 22:05:23.757 INFO kablam!   --> src/main.rs:11:9
Oct 12 22:05:23.757 INFO kablam!    |
Oct 12 22:05:23.757 INFO kablam! 11 |     let colorful_output = true;
Oct 12 22:05:23.757 INFO kablam!    |         ^^^^^^^^^^^^^^^ help: consider using `_colorful_output` instead
Oct 12 22:05:23.758 INFO kablam!    |
Oct 12 22:05:23.758 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 12 22:05:23.758 INFO kablam! 
Oct 12 22:05:23.894 INFO kablam! warning: unused `#[macro_use]` import
Oct 12 22:05:23.894 INFO kablam!  --> src/main.rs:1:1
Oct 12 22:05:23.894 INFO kablam!   |
Oct 12 22:05:23.894 INFO kablam! 1 | #[macro_use] extern crate lazy_static;
Oct 12 22:05:23.894 INFO kablam!   | ^^^^^^^^^^^^
Oct 12 22:05:23.894 INFO kablam!   |
Oct 12 22:05:23.894 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 22:05:23.894 INFO kablam! 
Oct 12 22:05:23.939 INFO kablam! warning: unused variable: `colorful_output`
Oct 12 22:05:23.940 INFO kablam!   --> src/main.rs:11:9
Oct 12 22:05:23.940 INFO kablam!    |
Oct 12 22:05:23.940 INFO kablam! 11 |     let colorful_output = true;
Oct 12 22:05:23.940 INFO kablam!    |         ^^^^^^^^^^^^^^^ help: consider using `_colorful_output` instead
Oct 12 22:05:23.941 INFO kablam!    |
Oct 12 22:05:23.941 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 12 22:05:23.941 INFO kablam! 
Oct 12 22:05:24.001 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.23s
Oct 12 22:05:24.022 INFO kablam! su: No module specific data is present
Oct 12 22:05:24.470 INFO running `"docker" "rm" "-f" "2c18979177d06ca1184c376a8a2cb2e1857c66b849b401a23ebdf15e90e9774c"`
Oct 12 22:05:24.595 INFO blam! 2c18979177d06ca1184c376a8a2cb2e1857c66b849b401a23ebdf15e90e9774c