Nov 03 19:14:48.769 INFO checking zhenhuanlee/simple_server against try#e740b9aa0b624fa39feb39613e76d15bdf57e594 for pr-55655
Nov 03 19:14:48.769 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-5/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55655/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/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 +e740b9aa0b624fa39feb39613e76d15bdf57e594-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"`
Nov 03 19:14:49.199 INFO blam! 214dc85e600164082d245f9bb333ad877b924d17fa9e2ac86e84415f83234fb9
Nov 03 19:14:49.199 INFO running `"docker" "start" "-a" "214dc85e600164082d245f9bb333ad877b924d17fa9e2ac86e84415f83234fb9"`
Nov 03 19:14:50.479 INFO kablam! usermod: no changes
Nov 03 19:14:50.531 INFO kablam!     Checking simple_server v0.1.0 (/source)
Nov 03 19:14:50.823 INFO kablam! warning: field is never used: `workers`
Nov 03 19:14:50.823 INFO kablam!  --> src/hello/lib.rs:8:3
Nov 03 19:14:50.823 INFO kablam!   |
Nov 03 19:14:50.823 INFO kablam! 8 |   workers: Vec<Worker>,
Nov 03 19:14:50.823 INFO kablam!   |   ^^^^^^^^^^^^^^^^^^^^
Nov 03 19:14:50.823 INFO kablam!   |
Nov 03 19:14:50.823 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 03 19:14:50.823 INFO kablam! 
Nov 03 19:14:50.823 INFO kablam! warning: field is never used: `id`
Nov 03 19:14:50.823 INFO kablam!   --> src/hello/lib.rs:15:3
Nov 03 19:14:50.823 INFO kablam!    |
Nov 03 19:14:50.823 INFO kablam! 15 |   id: usize,
Nov 03 19:14:50.823 INFO kablam!    |   ^^^^^^^^^
Nov 03 19:14:50.823 INFO kablam! 
Nov 03 19:14:50.823 INFO kablam! warning: field is never used: `thread`
Nov 03 19:14:50.823 INFO kablam!   --> src/hello/lib.rs:16:3
Nov 03 19:14:50.823 INFO kablam!    |
Nov 03 19:14:50.823 INFO kablam! 16 |   thread: thread::JoinHandle<()>,
Nov 03 19:14:50.823 INFO kablam!    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 19:14:50.823 INFO kablam! 
Nov 03 19:14:50.935 INFO kablam! warning: field is never used: `workers`
Nov 03 19:14:50.935 INFO kablam!  --> src/hello/lib.rs:8:3
Nov 03 19:14:50.935 INFO kablam!   |
Nov 03 19:14:50.935 INFO kablam! 8 |   workers: Vec<Worker>,
Nov 03 19:14:50.935 INFO kablam!   |   ^^^^^^^^^^^^^^^^^^^^
Nov 03 19:14:50.935 INFO kablam!   |
Nov 03 19:14:50.935 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 03 19:14:50.935 INFO kablam! 
Nov 03 19:14:50.935 INFO kablam! warning: field is never used: `id`
Nov 03 19:14:50.935 INFO kablam!   --> src/hello/lib.rs:15:3
Nov 03 19:14:50.935 INFO kablam!    |
Nov 03 19:14:50.935 INFO kablam! 15 |   id: usize,
Nov 03 19:14:50.935 INFO kablam!    |   ^^^^^^^^^
Nov 03 19:14:50.935 INFO kablam! 
Nov 03 19:14:50.935 INFO kablam! warning: field is never used: `thread`
Nov 03 19:14:50.935 INFO kablam!   --> src/hello/lib.rs:16:3
Nov 03 19:14:50.935 INFO kablam!    |
Nov 03 19:14:50.935 INFO kablam! 16 |   thread: thread::JoinHandle<()>,
Nov 03 19:14:50.935 INFO kablam!    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 19:14:50.935 INFO kablam! 
Nov 03 19:14:51.223 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
Nov 03 19:14:51.223 INFO kablam! su: No module specific data is present
Nov 03 19:14:52.135 INFO running `"docker" "rm" "-f" "214dc85e600164082d245f9bb333ad877b924d17fa9e2ac86e84415f83234fb9"`
Nov 03 19:14:52.524 INFO blam! 214dc85e600164082d245f9bb333ad877b924d17fa9e2ac86e84415f83234fb9