Dec 18 01:09:49.312 INFO checking drakemain/rust-web-server against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 01:09:49.312 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/drakemain/rust-web-server:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 01:09:49.527 INFO [stdout] e5dc3bc749420a8346dcc939f6df6ad264463b37db4a20b86c54362421d1ca6b
Dec 18 01:09:49.530 INFO running `"docker" "start" "-a" "e5dc3bc749420a8346dcc939f6df6ad264463b37db4a20b86c54362421d1ca6b"`
Dec 18 01:09:49.975 INFO [stderr]     Checking webserver v0.1.0 (/opt/crater/workdir)
Dec 18 01:09:50.160 INFO [stderr] warning: field is never used: `workers`
Dec 18 01:09:50.160 INFO [stderr]  --> src/lib.rs:7:3
Dec 18 01:09:50.160 INFO [stderr]   |
Dec 18 01:09:50.160 INFO [stderr] 7 |   workers: Vec<Worker>,
Dec 18 01:09:50.160 INFO [stderr]   |   ^^^^^^^^^^^^^^^^^^^^
Dec 18 01:09:50.160 INFO [stderr]   |
Dec 18 01:09:50.160 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 18 01:09:50.160 INFO [stderr] 
Dec 18 01:09:50.160 INFO [stderr] warning: field is never used: `id`
Dec 18 01:09:50.160 INFO [stderr]   --> src/lib.rs:12:3
Dec 18 01:09:50.160 INFO [stderr]    |
Dec 18 01:09:50.160 INFO [stderr] 12 |   id: usize,
Dec 18 01:09:50.160 INFO [stderr]    |   ^^^^^^^^^
Dec 18 01:09:50.160 INFO [stderr] 
Dec 18 01:09:50.160 INFO [stderr] warning: field is never used: `thread`
Dec 18 01:09:50.160 INFO [stderr]   --> src/lib.rs:13:3
Dec 18 01:09:50.160 INFO [stderr]    |
Dec 18 01:09:50.160 INFO [stderr] 13 |   thread: thread::JoinHandle<()>
Dec 18 01:09:50.160 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:09:50.160 INFO [stderr] 
Dec 18 01:09:50.169 INFO [stderr] warning: field is never used: `workers`
Dec 18 01:09:50.169 INFO [stderr]  --> src/lib.rs:7:3
Dec 18 01:09:50.169 INFO [stderr]   |
Dec 18 01:09:50.169 INFO [stderr] 7 |   workers: Vec<Worker>,
Dec 18 01:09:50.169 INFO [stderr]   |   ^^^^^^^^^^^^^^^^^^^^
Dec 18 01:09:50.169 INFO [stderr]   |
Dec 18 01:09:50.169 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 18 01:09:50.169 INFO [stderr] 
Dec 18 01:09:50.169 INFO [stderr] warning: field is never used: `id`
Dec 18 01:09:50.169 INFO [stderr]   --> src/lib.rs:12:3
Dec 18 01:09:50.169 INFO [stderr]    |
Dec 18 01:09:50.169 INFO [stderr] 12 |   id: usize,
Dec 18 01:09:50.169 INFO [stderr]    |   ^^^^^^^^^
Dec 18 01:09:50.169 INFO [stderr] 
Dec 18 01:09:50.169 INFO [stderr] warning: field is never used: `thread`
Dec 18 01:09:50.169 INFO [stderr]   --> src/lib.rs:13:3
Dec 18 01:09:50.169 INFO [stderr]    |
Dec 18 01:09:50.169 INFO [stderr] 13 |   thread: thread::JoinHandle<()>
Dec 18 01:09:50.169 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:09:50.169 INFO [stderr] 
Dec 18 01:09:50.397 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
Dec 18 01:09:50.634 INFO running `"docker" "inspect" "e5dc3bc749420a8346dcc939f6df6ad264463b37db4a20b86c54362421d1ca6b"`
Dec 18 01:09:50.720 INFO running `"docker" "rm" "-f" "e5dc3bc749420a8346dcc939f6df6ad264463b37db4a20b86c54362421d1ca6b"`
Dec 18 01:09:50.833 INFO [stdout] e5dc3bc749420a8346dcc939f6df6ad264463b37db4a20b86c54362421d1ca6b