Nov 09 01:22:24.829 INFO checking zhenhuanlee/simple_server against try#dc13be39fae8d4c607889b27de374b52586485a3 for pr-55632
Nov 09 01:22:24.829 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55632/worker-3/try#dc13be39fae8d4c607889b27de374b52586485a3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55632/try#dc13be39fae8d4c607889b27de374b52586485a3:/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 +dc13be39fae8d4c607889b27de374b52586485a3-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 09 01:22:25.487 INFO blam! 74a519e90f8ba6e89bbe59ecba239178a9561fbf086cb4fabe247cb2edf89075
Nov 09 01:22:25.495 INFO running `"docker" "start" "-a" "74a519e90f8ba6e89bbe59ecba239178a9561fbf086cb4fabe247cb2edf89075"`
Nov 09 01:22:26.859 INFO kablam! usermod: no changes
Nov 09 01:22:26.991 INFO kablam!     Checking simple_server v0.1.0 (/source)
Nov 09 01:22:27.348 INFO kablam! warning: field is never used: `workers`
Nov 09 01:22:27.348 INFO kablam!  --> src/hello/lib.rs:8:3
Nov 09 01:22:27.348 INFO kablam!   |
Nov 09 01:22:27.348 INFO kablam! 8 |   workers: Vec<Worker>,
Nov 09 01:22:27.348 INFO kablam!   |   ^^^^^^^^^^^^^^^^^^^^
Nov 09 01:22:27.348 INFO kablam!   |
Nov 09 01:22:27.348 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 09 01:22:27.348 INFO kablam! 
Nov 09 01:22:27.348 INFO kablam! warning: field is never used: `id`
Nov 09 01:22:27.348 INFO kablam!   --> src/hello/lib.rs:15:3
Nov 09 01:22:27.348 INFO kablam!    |
Nov 09 01:22:27.348 INFO kablam! 15 |   id: usize,
Nov 09 01:22:27.348 INFO kablam!    |   ^^^^^^^^^
Nov 09 01:22:27.348 INFO kablam! 
Nov 09 01:22:27.348 INFO kablam! warning: field is never used: `thread`
Nov 09 01:22:27.348 INFO kablam!   --> src/hello/lib.rs:16:3
Nov 09 01:22:27.348 INFO kablam!    |
Nov 09 01:22:27.348 INFO kablam! 16 |   thread: thread::JoinHandle<()>,
Nov 09 01:22:27.348 INFO kablam!    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 01:22:27.348 INFO kablam! 
Nov 09 01:22:27.395 INFO kablam! warning: field is never used: `workers`
Nov 09 01:22:27.395 INFO kablam!  --> src/hello/lib.rs:8:3
Nov 09 01:22:27.395 INFO kablam!   |
Nov 09 01:22:27.395 INFO kablam! 8 |   workers: Vec<Worker>,
Nov 09 01:22:27.395 INFO kablam!   |   ^^^^^^^^^^^^^^^^^^^^
Nov 09 01:22:27.395 INFO kablam!   |
Nov 09 01:22:27.395 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 09 01:22:27.395 INFO kablam! 
Nov 09 01:22:27.395 INFO kablam! warning: field is never used: `id`
Nov 09 01:22:27.395 INFO kablam!   --> src/hello/lib.rs:15:3
Nov 09 01:22:27.395 INFO kablam!    |
Nov 09 01:22:27.395 INFO kablam! 15 |   id: usize,
Nov 09 01:22:27.395 INFO kablam!    |   ^^^^^^^^^
Nov 09 01:22:27.395 INFO kablam! 
Nov 09 01:22:27.395 INFO kablam! warning: field is never used: `thread`
Nov 09 01:22:27.395 INFO kablam!   --> src/hello/lib.rs:16:3
Nov 09 01:22:27.395 INFO kablam!    |
Nov 09 01:22:27.395 INFO kablam! 16 |   thread: thread::JoinHandle<()>,
Nov 09 01:22:27.395 INFO kablam!    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 01:22:27.395 INFO kablam! 
Nov 09 01:22:27.707 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
Nov 09 01:22:27.707 INFO kablam! su: No module specific data is present
Nov 09 01:22:28.403 INFO running `"docker" "rm" "-f" "74a519e90f8ba6e89bbe59ecba239178a9561fbf086cb4fabe247cb2edf89075"`
Nov 09 01:22:28.627 INFO blam! 74a519e90f8ba6e89bbe59ecba239178a9561fbf086cb4fabe247cb2edf89075