Oct 13 03:42:28.361 INFO checking MainShayne233/concurrency_demo against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977
Oct 13 03:42:28.362 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-3/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-3/pr-54977/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/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 +5af0bb83044c3fb43d59ad5f49ee5ae1a293901f-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 13 03:42:28.744 INFO blam! ce97e0ed0b543eaf0f056126431c7abbf0ee3e7e0d42fb9512ca9a2aedb7c874
Oct 13 03:42:28.749 INFO running `"docker" "start" "-a" "ce97e0ed0b543eaf0f056126431c7abbf0ee3e7e0d42fb9512ca9a2aedb7c874"`
Oct 13 03:42:30.072 INFO kablam! usermod: no changes
Oct 13 03:42:30.180 INFO kablam!     Checking concurrency_demo v0.1.0 (/source)
Oct 13 03:42:31.216 INFO kablam! warning: field is never used: `workers`
Oct 13 03:42:31.216 INFO kablam!  --> src/lib.rs:7:5
Oct 13 03:42:31.216 INFO kablam!   |
Oct 13 03:42:31.216 INFO kablam! 7 |     workers: Vec<Worker>,
Oct 13 03:42:31.216 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^
Oct 13 03:42:31.216 INFO kablam!   |
Oct 13 03:42:31.216 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 13 03:42:31.216 INFO kablam! 
Oct 13 03:42:31.216 INFO kablam! warning: field is never used: `id`
Oct 13 03:42:31.216 INFO kablam!   --> src/lib.rs:49:5
Oct 13 03:42:31.216 INFO kablam!    |
Oct 13 03:42:31.216 INFO kablam! 49 |     id: usize,
Oct 13 03:42:31.216 INFO kablam!    |     ^^^^^^^^^
Oct 13 03:42:31.216 INFO kablam! 
Oct 13 03:42:31.216 INFO kablam! warning: field is never used: `thread`
Oct 13 03:42:31.216 INFO kablam!   --> src/lib.rs:50:5
Oct 13 03:42:31.216 INFO kablam!    |
Oct 13 03:42:31.216 INFO kablam! 50 |     thread: thread::JoinHandle<()>,
Oct 13 03:42:31.216 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 03:42:31.216 INFO kablam! 
Oct 13 03:42:31.292 INFO kablam! warning: field is never used: `workers`
Oct 13 03:42:31.292 INFO kablam!  --> src/lib.rs:7:5
Oct 13 03:42:31.292 INFO kablam!   |
Oct 13 03:42:31.292 INFO kablam! 7 |     workers: Vec<Worker>,
Oct 13 03:42:31.292 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^
Oct 13 03:42:31.292 INFO kablam!   |
Oct 13 03:42:31.292 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 13 03:42:31.292 INFO kablam! 
Oct 13 03:42:31.292 INFO kablam! warning: field is never used: `id`
Oct 13 03:42:31.292 INFO kablam!   --> src/lib.rs:49:5
Oct 13 03:42:31.292 INFO kablam!    |
Oct 13 03:42:31.292 INFO kablam! 49 |     id: usize,
Oct 13 03:42:31.292 INFO kablam!    |     ^^^^^^^^^
Oct 13 03:42:31.292 INFO kablam! 
Oct 13 03:42:31.292 INFO kablam! warning: field is never used: `thread`
Oct 13 03:42:31.292 INFO kablam!   --> src/lib.rs:50:5
Oct 13 03:42:31.292 INFO kablam!    |
Oct 13 03:42:31.293 INFO kablam! 50 |     thread: thread::JoinHandle<()>,
Oct 13 03:42:31.293 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 03:42:31.293 INFO kablam! 
Oct 13 03:42:32.248 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.13s
Oct 13 03:42:32.249 INFO kablam! su: No module specific data is present
Oct 13 03:42:33.293 INFO running `"docker" "rm" "-f" "ce97e0ed0b543eaf0f056126431c7abbf0ee3e7e0d42fb9512ca9a2aedb7c874"`
Oct 13 03:42:33.582 INFO blam! ce97e0ed0b543eaf0f056126431c7abbf0ee3e7e0d42fb9512ca9a2aedb7c874