Nov 30 08:55:09.301 INFO checking RebeccaSyria/mud against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 08:55:09.301 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-6/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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 30 08:55:09.785 INFO [stdout] b601b829a31a3eb447dde80144332b833aff35cba0ccfc5dc82a00f8fe3cb630
Nov 30 08:55:09.787 INFO running `"docker" "start" "-a" "b601b829a31a3eb447dde80144332b833aff35cba0ccfc5dc82a00f8fe3cb630"`
Nov 30 08:55:11.096 INFO [stderr] usermod: no changes
Nov 30 08:55:11.176 INFO [stderr]     Checking mud v0.1.0 (/source)
Nov 30 08:55:11.796 INFO [stderr] warning: value assigned to `output` is never read
Nov 30 08:55:11.796 INFO [stderr]   --> src/main.rs:45:21
Nov 30 08:55:11.796 INFO [stderr]    |
Nov 30 08:55:11.796 INFO [stderr] 45 |             let mut output = "";
Nov 30 08:55:11.796 INFO [stderr]    |                     ^^^^^^
Nov 30 08:55:11.796 INFO [stderr]    |
Nov 30 08:55:11.796 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Nov 30 08:55:11.796 INFO [stderr] 
Nov 30 08:55:11.796 INFO [stderr] warning: field is never used: `room_name`
Nov 30 08:55:11.796 INFO [stderr]  --> src/room.rs:2:5
Nov 30 08:55:11.796 INFO [stderr]   |
Nov 30 08:55:11.796 INFO [stderr] 2 |     room_name: String,
Nov 30 08:55:11.796 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Nov 30 08:55:11.796 INFO [stderr]   |
Nov 30 08:55:11.796 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 30 08:55:11.796 INFO [stderr] 
Nov 30 08:55:11.796 INFO [stderr] warning: field is never used: `room_id`
Nov 30 08:55:11.797 INFO [stderr]  --> src/room.rs:4:5
Nov 30 08:55:11.797 INFO [stderr]   |
Nov 30 08:55:11.797 INFO [stderr] 4 |     room_id: i32,
Nov 30 08:55:11.797 INFO [stderr]   |     ^^^^^^^^^^^^
Nov 30 08:55:11.797 INFO [stderr] 
Nov 30 08:55:11.797 INFO [stderr] warning: field is never used: `messages`
Nov 30 08:55:11.797 INFO [stderr]  --> src/room.rs:5:5
Nov 30 08:55:11.797 INFO [stderr]   |
Nov 30 08:55:11.797 INFO [stderr] 5 |     messages: String,
Nov 30 08:55:11.797 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Nov 30 08:55:11.797 INFO [stderr] 
Nov 30 08:55:11.872 INFO [stderr] warning: value assigned to `output` is never read
Nov 30 08:55:11.872 INFO [stderr]   --> src/main.rs:45:21
Nov 30 08:55:11.872 INFO [stderr]    |
Nov 30 08:55:11.872 INFO [stderr] 45 |             let mut output = "";
Nov 30 08:55:11.872 INFO [stderr]    |                     ^^^^^^
Nov 30 08:55:11.872 INFO [stderr]    |
Nov 30 08:55:11.872 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Nov 30 08:55:11.872 INFO [stderr] 
Nov 30 08:55:11.872 INFO [stderr] warning: field is never used: `room_name`
Nov 30 08:55:11.872 INFO [stderr]  --> src/room.rs:2:5
Nov 30 08:55:11.872 INFO [stderr]   |
Nov 30 08:55:11.872 INFO [stderr] 2 |     room_name: String,
Nov 30 08:55:11.872 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Nov 30 08:55:11.872 INFO [stderr]   |
Nov 30 08:55:11.872 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 30 08:55:11.872 INFO [stderr] 
Nov 30 08:55:11.872 INFO [stderr] warning: field is never used: `room_id`
Nov 30 08:55:11.872 INFO [stderr]  --> src/room.rs:4:5
Nov 30 08:55:11.872 INFO [stderr]   |
Nov 30 08:55:11.872 INFO [stderr] 4 |     room_id: i32,
Nov 30 08:55:11.872 INFO [stderr]   |     ^^^^^^^^^^^^
Nov 30 08:55:11.872 INFO [stderr] 
Nov 30 08:55:11.872 INFO [stderr] warning: field is never used: `messages`
Nov 30 08:55:11.872 INFO [stderr]  --> src/room.rs:5:5
Nov 30 08:55:11.872 INFO [stderr]   |
Nov 30 08:55:11.872 INFO [stderr] 5 |     messages: String,
Nov 30 08:55:11.872 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Nov 30 08:55:11.872 INFO [stderr] 
Nov 30 08:55:11.900 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
Nov 30 08:55:11.910 INFO [stderr] su: No module specific data is present
Nov 30 08:55:12.672 INFO running `"docker" "inspect" "b601b829a31a3eb447dde80144332b833aff35cba0ccfc5dc82a00f8fe3cb630"`
Nov 30 08:55:12.964 INFO running `"docker" "rm" "-f" "b601b829a31a3eb447dde80144332b833aff35cba0ccfc5dc82a00f8fe3cb630"`
Nov 30 08:55:13.192 INFO [stdout] b601b829a31a3eb447dde80144332b833aff35cba0ccfc5dc82a00f8fe3cb630