Dec 04 19:41:50.794 INFO checking donachys/midpoint_displacement_2d_terrain against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 19:41:50.794 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-6/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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 04 19:41:51.295 INFO [stdout] 39143542993ffcd46b711d3660de097065925c229ff4eacaffcb28395e18bf0a
Dec 04 19:41:51.301 INFO running `"docker" "start" "-a" "39143542993ffcd46b711d3660de097065925c229ff4eacaffcb28395e18bf0a"`
Dec 04 19:41:52.323 INFO [stderr] usermod: no changes
Dec 04 19:41:52.451 INFO [stderr]    Compiling miniz-sys v0.1.7
Dec 04 19:41:54.094 INFO [stderr]     Checking flate2 v0.2.14
Dec 04 19:41:54.695 INFO [stderr]     Checking png v0.5.2
Dec 04 19:41:55.783 INFO [stderr]     Checking image v0.10.4
Dec 04 19:41:59.848 INFO [stderr]     Checking midpoint_displacement_2d v0.1.0 (/source)
Dec 04 19:42:02.039 INFO [stderr] warning: variable does not need to be mutable
Dec 04 19:42:02.039 INFO [stderr]   --> src/main.rs:58:13
Dec 04 19:42:02.039 INFO [stderr]    |
Dec 04 19:42:02.039 INFO [stderr] 58 |         let mut pixel = imgbuf.get_pixel_mut(wheel_center.x, wheel_center.y);
Dec 04 19:42:02.039 INFO [stderr]    |             ----^^^^^
Dec 04 19:42:02.039 INFO [stderr]    |             |
Dec 04 19:42:02.039 INFO [stderr]    |             help: remove this `mut`
Dec 04 19:42:02.039 INFO [stderr]    |
Dec 04 19:42:02.039 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 19:42:02.039 INFO [stderr] 
Dec 04 19:42:02.283 INFO [stderr] warning: variable does not need to be mutable
Dec 04 19:42:02.283 INFO [stderr]   --> src/main.rs:58:13
Dec 04 19:42:02.283 INFO [stderr]    |
Dec 04 19:42:02.283 INFO [stderr] 58 |         let mut pixel = imgbuf.get_pixel_mut(wheel_center.x, wheel_center.y);
Dec 04 19:42:02.283 INFO [stderr]    |             ----^^^^^
Dec 04 19:42:02.283 INFO [stderr]    |             |
Dec 04 19:42:02.283 INFO [stderr]    |             help: remove this `mut`
Dec 04 19:42:02.283 INFO [stderr]    |
Dec 04 19:42:02.283 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 19:42:02.283 INFO [stderr] 
Dec 04 19:42:02.346 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.98s
Dec 04 19:42:02.351 INFO [stderr] su: No module specific data is present
Dec 04 19:42:03.483 INFO running `"docker" "inspect" "39143542993ffcd46b711d3660de097065925c229ff4eacaffcb28395e18bf0a"`
Dec 04 19:42:03.813 INFO running `"docker" "rm" "-f" "39143542993ffcd46b711d3660de097065925c229ff4eacaffcb28395e18bf0a"`
Dec 04 19:42:04.162 INFO [stdout] 39143542993ffcd46b711d3660de097065925c229ff4eacaffcb28395e18bf0a