Dec 19 22:09:57.409 INFO checking RebeccaSyria/mud against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 22:09:57.409 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-1/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/RebeccaSyria/mud:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 22:09:57.986 INFO [stdout] 79f8e8d836fd8ff986021a0b0e59ed01d9f4dd3b79412d6b13b8115a758cce56
Dec 19 22:09:57.988 INFO running `"docker" "start" "-a" "79f8e8d836fd8ff986021a0b0e59ed01d9f4dd3b79412d6b13b8115a758cce56"`
Dec 19 22:10:00.597 INFO [stderr]     Checking mud v0.1.0 (/opt/crater/workdir)
Dec 19 22:10:01.222 INFO [stderr] warning: value assigned to `output` is never read
Dec 19 22:10:01.222 INFO [stderr]   --> src/main.rs:45:21
Dec 19 22:10:01.222 INFO [stderr]    |
Dec 19 22:10:01.222 INFO [stderr] 45 |             let mut output = "";
Dec 19 22:10:01.222 INFO [stderr]    |                     ^^^^^^
Dec 19 22:10:01.222 INFO [stderr]    |
Dec 19 22:10:01.223 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 19 22:10:01.223 INFO [stderr]    = help: maybe it is overwritten before being read?
Dec 19 22:10:01.223 INFO [stderr] 
Dec 19 22:10:01.224 INFO [stderr] warning: field is never used: `room_name`
Dec 19 22:10:01.224 INFO [stderr]  --> src/room.rs:2:5
Dec 19 22:10:01.224 INFO [stderr]   |
Dec 19 22:10:01.224 INFO [stderr] 2 |     room_name: String,
Dec 19 22:10:01.224 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 19 22:10:01.224 INFO [stderr]   |
Dec 19 22:10:01.224 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 22:10:01.232 INFO [stderr] 
Dec 19 22:10:01.232 INFO [stderr] warning: field is never used: `room_id`
Dec 19 22:10:01.232 INFO [stderr]  --> src/room.rs:4:5
Dec 19 22:10:01.232 INFO [stderr]   |
Dec 19 22:10:01.232 INFO [stderr] 4 |     room_id: i32,
Dec 19 22:10:01.232 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 19 22:10:01.232 INFO [stderr] 
Dec 19 22:10:01.232 INFO [stderr] warning: field is never used: `messages`
Dec 19 22:10:01.232 INFO [stderr]  --> src/room.rs:5:5
Dec 19 22:10:01.232 INFO [stderr]   |
Dec 19 22:10:01.232 INFO [stderr] 5 |     messages: String,
Dec 19 22:10:01.232 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 19 22:10:01.232 INFO [stderr] 
Dec 19 22:10:01.256 INFO [stderr] warning: value assigned to `output` is never read
Dec 19 22:10:01.256 INFO [stderr]   --> src/main.rs:45:21
Dec 19 22:10:01.256 INFO [stderr]    |
Dec 19 22:10:01.256 INFO [stderr] 45 |             let mut output = "";
Dec 19 22:10:01.256 INFO [stderr]    |                     ^^^^^^
Dec 19 22:10:01.256 INFO [stderr]    |
Dec 19 22:10:01.256 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 19 22:10:01.256 INFO [stderr]    = help: maybe it is overwritten before being read?
Dec 19 22:10:01.256 INFO [stderr] 
Dec 19 22:10:01.260 INFO [stderr] warning: field is never used: `room_name`
Dec 19 22:10:01.260 INFO [stderr]  --> src/room.rs:2:5
Dec 19 22:10:01.260 INFO [stderr]   |
Dec 19 22:10:01.260 INFO [stderr] 2 |     room_name: String,
Dec 19 22:10:01.260 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 19 22:10:01.260 INFO [stderr]   |
Dec 19 22:10:01.260 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 22:10:01.260 INFO [stderr] 
Dec 19 22:10:01.260 INFO [stderr] warning: field is never used: `room_id`
Dec 19 22:10:01.260 INFO [stderr]  --> src/room.rs:4:5
Dec 19 22:10:01.260 INFO [stderr]   |
Dec 19 22:10:01.260 INFO [stderr] 4 |     room_id: i32,
Dec 19 22:10:01.260 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 19 22:10:01.260 INFO [stderr] 
Dec 19 22:10:01.260 INFO [stderr] warning: field is never used: `messages`
Dec 19 22:10:01.260 INFO [stderr]  --> src/room.rs:5:5
Dec 19 22:10:01.260 INFO [stderr]   |
Dec 19 22:10:01.260 INFO [stderr] 5 |     messages: String,
Dec 19 22:10:01.260 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 19 22:10:01.260 INFO [stderr] 
Dec 19 22:10:01.312 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
Dec 19 22:10:01.980 INFO running `"docker" "inspect" "79f8e8d836fd8ff986021a0b0e59ed01d9f4dd3b79412d6b13b8115a758cce56"`
Dec 19 22:10:02.213 INFO running `"docker" "rm" "-f" "79f8e8d836fd8ff986021a0b0e59ed01d9f4dd3b79412d6b13b8115a758cce56"`
Dec 19 22:10:02.476 INFO [stdout] 79f8e8d836fd8ff986021a0b0e59ed01d9f4dd3b79412d6b13b8115a758cce56