Dec 19 22:10:02.395 INFO checking RebeccaSyria/mud against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 22:10:02.395 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-2/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 22:10:02.924 INFO [stdout] cb42881f8cd1489eb874b78dc39ed901a3ac6934479c883bc9331c3b697029c4
Dec 19 22:10:02.926 INFO running `"docker" "start" "-a" "cb42881f8cd1489eb874b78dc39ed901a3ac6934479c883bc9331c3b697029c4"`
Dec 19 22:10:04.912 INFO [stderr]     Checking mud v0.1.0 (/opt/crater/workdir)
Dec 19 22:10:05.308 INFO [stderr] warning: value assigned to `output` is never read
Dec 19 22:10:05.308 INFO [stderr]   --> src/main.rs:45:21
Dec 19 22:10:05.308 INFO [stderr]    |
Dec 19 22:10:05.308 INFO [stderr] 45 |             let mut output = "";
Dec 19 22:10:05.308 INFO [stderr]    |                     ^^^^^^
Dec 19 22:10:05.308 INFO [stderr]    |
Dec 19 22:10:05.308 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 19 22:10:05.308 INFO [stderr]    = help: maybe it is overwritten before being read?
Dec 19 22:10:05.308 INFO [stderr] 
Dec 19 22:10:05.308 INFO [stderr] warning: field is never used: `room_name`
Dec 19 22:10:05.308 INFO [stderr]  --> src/room.rs:2:5
Dec 19 22:10:05.308 INFO [stderr]   |
Dec 19 22:10:05.308 INFO [stderr] 2 |     room_name: String,
Dec 19 22:10:05.308 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 19 22:10:05.308 INFO [stderr]   |
Dec 19 22:10:05.308 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 22:10:05.308 INFO [stderr] 
Dec 19 22:10:05.308 INFO [stderr] warning: field is never used: `room_id`
Dec 19 22:10:05.309 INFO [stderr]  --> src/room.rs:4:5
Dec 19 22:10:05.309 INFO [stderr]   |
Dec 19 22:10:05.309 INFO [stderr] 4 |     room_id: i32,
Dec 19 22:10:05.309 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 19 22:10:05.309 INFO [stderr] 
Dec 19 22:10:05.309 INFO [stderr] warning: field is never used: `messages`
Dec 19 22:10:05.309 INFO [stderr]  --> src/room.rs:5:5
Dec 19 22:10:05.309 INFO [stderr]   |
Dec 19 22:10:05.309 INFO [stderr] 5 |     messages: String,
Dec 19 22:10:05.309 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 19 22:10:05.309 INFO [stderr] 
Dec 19 22:10:05.375 INFO [stderr] warning: value assigned to `output` is never read
Dec 19 22:10:05.375 INFO [stderr]   --> src/main.rs:45:21
Dec 19 22:10:05.375 INFO [stderr]    |
Dec 19 22:10:05.375 INFO [stderr] 45 |             let mut output = "";
Dec 19 22:10:05.375 INFO [stderr]    |                     ^^^^^^
Dec 19 22:10:05.375 INFO [stderr]    |
Dec 19 22:10:05.375 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 19 22:10:05.375 INFO [stderr]    = help: maybe it is overwritten before being read?
Dec 19 22:10:05.375 INFO [stderr] 
Dec 19 22:10:05.400 INFO [stderr] warning: field is never used: `room_name`
Dec 19 22:10:05.400 INFO [stderr]  --> src/room.rs:2:5
Dec 19 22:10:05.400 INFO [stderr]   |
Dec 19 22:10:05.401 INFO [stderr] 2 |     room_name: String,
Dec 19 22:10:05.401 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 19 22:10:05.401 INFO [stderr]   |
Dec 19 22:10:05.401 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 22:10:05.401 INFO [stderr] 
Dec 19 22:10:05.408 INFO [stderr] warning: field is never used: `room_id`
Dec 19 22:10:05.412 INFO [stderr]  --> src/room.rs:4:5
Dec 19 22:10:05.412 INFO [stderr]   |
Dec 19 22:10:05.412 INFO [stderr] 4 |     room_id: i32,
Dec 19 22:10:05.412 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 19 22:10:05.412 INFO [stderr] 
Dec 19 22:10:05.412 INFO [stderr] warning: field is never used: `messages`
Dec 19 22:10:05.412 INFO [stderr]  --> src/room.rs:5:5
Dec 19 22:10:05.412 INFO [stderr]   |
Dec 19 22:10:05.412 INFO [stderr] 5 |     messages: String,
Dec 19 22:10:05.412 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 19 22:10:05.412 INFO [stderr] 
Dec 19 22:10:05.451 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
Dec 19 22:10:06.420 INFO running `"docker" "inspect" "cb42881f8cd1489eb874b78dc39ed901a3ac6934479c883bc9331c3b697029c4"`
Dec 19 22:10:06.688 INFO running `"docker" "rm" "-f" "cb42881f8cd1489eb874b78dc39ed901a3ac6934479c883bc9331c3b697029c4"`
Dec 19 22:10:06.972 INFO [stdout] cb42881f8cd1489eb874b78dc39ed901a3ac6934479c883bc9331c3b697029c4