Dec 12 00:38:44.321 INFO checking RebeccaSyria/mud against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 00:38:44.321 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-3/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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"`
Dec 12 00:38:44.861 INFO [stdout] 1fa271202aaef7c4bbedc45ba41311ea7169ebe79dfe99d5bb8ed2c579657dab
Dec 12 00:38:44.863 INFO running `"docker" "start" "-a" "1fa271202aaef7c4bbedc45ba41311ea7169ebe79dfe99d5bb8ed2c579657dab"`
Dec 12 00:38:46.377 INFO [stderr] usermod: no changes
Dec 12 00:38:46.448 INFO [stderr]     Checking mud v0.1.0 (/source)
Dec 12 00:38:47.220 INFO [stderr] warning: value assigned to `output` is never read
Dec 12 00:38:47.220 INFO [stderr]   --> src/main.rs:45:21
Dec 12 00:38:47.220 INFO [stderr]    |
Dec 12 00:38:47.220 INFO [stderr] 45 |             let mut output = "";
Dec 12 00:38:47.220 INFO [stderr]    |                     ^^^^^^
Dec 12 00:38:47.220 INFO [stderr]    |
Dec 12 00:38:47.220 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 12 00:38:47.221 INFO [stderr] 
Dec 12 00:38:47.260 INFO [stderr] warning: field is never used: `room_name`
Dec 12 00:38:47.260 INFO [stderr]  --> src/room.rs:2:5
Dec 12 00:38:47.261 INFO [stderr]   |
Dec 12 00:38:47.261 INFO [stderr] 2 |     room_name: String,
Dec 12 00:38:47.261 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 12 00:38:47.261 INFO [stderr]   |
Dec 12 00:38:47.261 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 12 00:38:47.261 INFO [stderr] 
Dec 12 00:38:47.261 INFO [stderr] warning: field is never used: `room_id`
Dec 12 00:38:47.264 INFO [stderr]  --> src/room.rs:4:5
Dec 12 00:38:47.264 INFO [stderr]   |
Dec 12 00:38:47.264 INFO [stderr] 4 |     room_id: i32,
Dec 12 00:38:47.264 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 12 00:38:47.264 INFO [stderr] 
Dec 12 00:38:47.264 INFO [stderr] warning: field is never used: `messages`
Dec 12 00:38:47.264 INFO [stderr]  --> src/room.rs:5:5
Dec 12 00:38:47.264 INFO [stderr]   |
Dec 12 00:38:47.264 INFO [stderr] 5 |     messages: String,
Dec 12 00:38:47.264 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 12 00:38:47.264 INFO [stderr] 
Dec 12 00:38:47.464 INFO [stderr] warning: value assigned to `output` is never read
Dec 12 00:38:47.464 INFO [stderr]   --> src/main.rs:45:21
Dec 12 00:38:47.464 INFO [stderr]    |
Dec 12 00:38:47.464 INFO [stderr] 45 |             let mut output = "";
Dec 12 00:38:47.464 INFO [stderr]    |                     ^^^^^^
Dec 12 00:38:47.464 INFO [stderr]    |
Dec 12 00:38:47.464 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 12 00:38:47.464 INFO [stderr] 
Dec 12 00:38:47.472 INFO [stderr] warning: field is never used: `room_name`
Dec 12 00:38:47.472 INFO [stderr]  --> src/room.rs:2:5
Dec 12 00:38:47.472 INFO [stderr]   |
Dec 12 00:38:47.472 INFO [stderr] 2 |     room_name: String,
Dec 12 00:38:47.472 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 12 00:38:47.472 INFO [stderr]   |
Dec 12 00:38:47.472 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 12 00:38:47.472 INFO [stderr] 
Dec 12 00:38:47.472 INFO [stderr] warning: field is never used: `room_id`
Dec 12 00:38:47.472 INFO [stderr]  --> src/room.rs:4:5
Dec 12 00:38:47.472 INFO [stderr]   |
Dec 12 00:38:47.472 INFO [stderr] 4 |     room_id: i32,
Dec 12 00:38:47.472 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 12 00:38:47.472 INFO [stderr] 
Dec 12 00:38:47.472 INFO [stderr] warning: field is never used: `messages`
Dec 12 00:38:47.472 INFO [stderr]  --> src/room.rs:5:5
Dec 12 00:38:47.472 INFO [stderr]   |
Dec 12 00:38:47.472 INFO [stderr] 5 |     messages: String,
Dec 12 00:38:47.472 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 12 00:38:47.472 INFO [stderr] 
Dec 12 00:38:47.512 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.10s
Dec 12 00:38:47.512 INFO [stderr] su: No module specific data is present
Dec 12 00:38:48.410 INFO running `"docker" "inspect" "1fa271202aaef7c4bbedc45ba41311ea7169ebe79dfe99d5bb8ed2c579657dab"`
Dec 12 00:38:48.648 INFO running `"docker" "rm" "-f" "1fa271202aaef7c4bbedc45ba41311ea7169ebe79dfe99d5bb8ed2c579657dab"`
Dec 12 00:38:48.867 INFO [stdout] 1fa271202aaef7c4bbedc45ba41311ea7169ebe79dfe99d5bb8ed2c579657dab