Nov 28 11:13:55.565 INFO checking SCOTPAUL/game_of_life against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 11:13:55.565 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-2/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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 28 11:13:55.940 INFO [stdout] 54d854d628eb71983d2254b1e3a603ced40bb9f6cb0ff298485838cb92405cf6
Nov 28 11:13:55.942 INFO running `"docker" "start" "-a" "54d854d628eb71983d2254b1e3a603ced40bb9f6cb0ff298485838cb92405cf6"`
Nov 28 11:13:57.119 INFO [stderr] usermod: no changes
Nov 28 11:13:57.250 INFO [stderr]     Checking term v0.4.4
Nov 28 11:13:57.250 INFO [stderr]     Checking gag v0.1.9
Nov 28 11:13:58.423 INFO [stderr]     Checking rustty v0.1.12
Nov 28 11:13:59.333 INFO [stderr]     Checking game_of_life v0.1.0 (/source)
Nov 28 11:14:00.305 INFO [stderr] warning: variable does not need to be mutable
Nov 28 11:14:00.305 INFO [stderr]    --> src/main.rs:103:17
Nov 28 11:14:00.305 INFO [stderr]     |
Nov 28 11:14:00.306 INFO [stderr] 103 |             let mut current_cell = term.get_mut(cursor_pos.x, cursor_pos.y).unwrap();
Nov 28 11:14:00.306 INFO [stderr]     |                 ----^^^^^^^^^^^^
Nov 28 11:14:00.306 INFO [stderr]     |                 |
Nov 28 11:14:00.306 INFO [stderr]     |                 help: remove this `mut`
Nov 28 11:14:00.307 INFO [stderr]     |
Nov 28 11:14:00.307 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 28 11:14:00.308 INFO [stderr] 
Nov 28 11:14:00.308 INFO [stderr] warning: variable does not need to be mutable
Nov 28 11:14:00.309 INFO [stderr]    --> src/main.rs:122:9
Nov 28 11:14:00.309 INFO [stderr]     |
Nov 28 11:14:00.309 INFO [stderr] 122 |     let mut current_cell = term.get_mut(cursor_pos.x, cursor_pos.y).unwrap();
Nov 28 11:14:00.310 INFO [stderr]     |         ----^^^^^^^^^^^^
Nov 28 11:14:00.310 INFO [stderr]     |         |
Nov 28 11:14:00.311 INFO [stderr]     |         help: remove this `mut`
Nov 28 11:14:00.311 INFO [stderr] 
Nov 28 11:14:00.408 INFO [stderr] warning: variable does not need to be mutable
Nov 28 11:14:00.408 INFO [stderr]    --> src/main.rs:103:17
Nov 28 11:14:00.409 INFO [stderr]     |
Nov 28 11:14:00.409 INFO [stderr] 103 |             let mut current_cell = term.get_mut(cursor_pos.x, cursor_pos.y).unwrap();
Nov 28 11:14:00.409 INFO [stderr]     |                 ----^^^^^^^^^^^^
Nov 28 11:14:00.409 INFO [stderr]     |                 |
Nov 28 11:14:00.409 INFO [stderr]     |                 help: remove this `mut`
Nov 28 11:14:00.409 INFO [stderr]     |
Nov 28 11:14:00.409 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 28 11:14:00.409 INFO [stderr] 
Nov 28 11:14:00.409 INFO [stderr] warning: variable does not need to be mutable
Nov 28 11:14:00.409 INFO [stderr]    --> src/main.rs:122:9
Nov 28 11:14:00.409 INFO [stderr]     |
Nov 28 11:14:00.409 INFO [stderr] 122 |     let mut current_cell = term.get_mut(cursor_pos.x, cursor_pos.y).unwrap();
Nov 28 11:14:00.409 INFO [stderr]     |         ----^^^^^^^^^^^^
Nov 28 11:14:00.409 INFO [stderr]     |         |
Nov 28 11:14:00.409 INFO [stderr]     |         help: remove this `mut`
Nov 28 11:14:00.409 INFO [stderr] 
Nov 28 11:14:00.443 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.30s
Nov 28 11:14:00.447 INFO [stderr] su: No module specific data is present
Nov 28 11:14:01.747 INFO running `"docker" "inspect" "54d854d628eb71983d2254b1e3a603ced40bb9f6cb0ff298485838cb92405cf6"`
Nov 28 11:14:02.150 INFO running `"docker" "rm" "-f" "54d854d628eb71983d2254b1e3a603ced40bb9f6cb0ff298485838cb92405cf6"`
Nov 28 11:14:02.493 INFO [stdout] 54d854d628eb71983d2254b1e3a603ced40bb9f6cb0ff298485838cb92405cf6