Oct 21 21:01:51.211 INFO checking MainShayne233/concurrency_demo against master#155510e377ae2a8d8ee0dad1a5f809c9062a5526 for pr-55192
Oct 21 21:01:51.212 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192/worker-5/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-5/pr-55192/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/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 +155510e377ae2a8d8ee0dad1a5f809c9062a5526-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 21 21:01:51.767 INFO blam! 3d6274f123734ce5e47503cc39dadae23c8faa81df66b85637aad86f53cf6f6c
Oct 21 21:01:51.776 INFO running `"docker" "start" "-a" "3d6274f123734ce5e47503cc39dadae23c8faa81df66b85637aad86f53cf6f6c"`
Oct 21 21:01:53.113 INFO kablam! usermod: no changes
Oct 21 21:01:53.180 INFO kablam!     Checking concurrency_demo v0.1.0 (/source)
Oct 21 21:01:53.720 INFO kablam! warning: field is never used: `workers`
Oct 21 21:01:53.720 INFO kablam!  --> src/lib.rs:7:5
Oct 21 21:01:53.720 INFO kablam!   |
Oct 21 21:01:53.720 INFO kablam! 7 |     workers: Vec<Worker>,
Oct 21 21:01:53.720 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^
Oct 21 21:01:53.720 INFO kablam!   |
Oct 21 21:01:53.720 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 21 21:01:53.720 INFO kablam! 
Oct 21 21:01:53.720 INFO kablam! warning: field is never used: `id`
Oct 21 21:01:53.720 INFO kablam!   --> src/lib.rs:49:5
Oct 21 21:01:53.720 INFO kablam!    |
Oct 21 21:01:53.720 INFO kablam! 49 |     id: usize,
Oct 21 21:01:53.721 INFO kablam!    |     ^^^^^^^^^
Oct 21 21:01:53.721 INFO kablam! 
Oct 21 21:01:53.721 INFO kablam! warning: field is never used: `thread`
Oct 21 21:01:53.721 INFO kablam!   --> src/lib.rs:50:5
Oct 21 21:01:53.721 INFO kablam!    |
Oct 21 21:01:53.721 INFO kablam! 50 |     thread: thread::JoinHandle<()>,
Oct 21 21:01:53.721 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 21:01:53.721 INFO kablam! 
Oct 21 21:01:54.104 INFO kablam! warning: field is never used: `workers`
Oct 21 21:01:54.104 INFO kablam!  --> src/lib.rs:7:5
Oct 21 21:01:54.104 INFO kablam!   |
Oct 21 21:01:54.104 INFO kablam! 7 |     workers: Vec<Worker>,
Oct 21 21:01:54.105 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^
Oct 21 21:01:54.105 INFO kablam!   |
Oct 21 21:01:54.105 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 21 21:01:54.105 INFO kablam! 
Oct 21 21:01:54.105 INFO kablam! warning: field is never used: `id`
Oct 21 21:01:54.105 INFO kablam!   --> src/lib.rs:49:5
Oct 21 21:01:54.105 INFO kablam!    |
Oct 21 21:01:54.105 INFO kablam! 49 |     id: usize,
Oct 21 21:01:54.105 INFO kablam!    |     ^^^^^^^^^
Oct 21 21:01:54.105 INFO kablam! 
Oct 21 21:01:54.105 INFO kablam! warning: field is never used: `thread`
Oct 21 21:01:54.105 INFO kablam!   --> src/lib.rs:50:5
Oct 21 21:01:54.105 INFO kablam!    |
Oct 21 21:01:54.105 INFO kablam! 50 |     thread: thread::JoinHandle<()>,
Oct 21 21:01:54.105 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 21:01:54.105 INFO kablam! 
Oct 21 21:01:54.596 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.45s
Oct 21 21:01:54.600 INFO kablam! su: No module specific data is present
Oct 21 21:01:55.226 INFO running `"docker" "rm" "-f" "3d6274f123734ce5e47503cc39dadae23c8faa81df66b85637aad86f53cf6f6c"`
Oct 21 21:01:55.496 INFO blam! 3d6274f123734ce5e47503cc39dadae23c8faa81df66b85637aad86f53cf6f6c