Dec 19 07:44:10.961 INFO checking swatteau/heightmap against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 07:44:10.961 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/swatteau/heightmap:/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 07:44:11.272 INFO [stdout] 8a8f4416750009e3d31ebbeef35c4a057384cb3cff9d4de79d28e55a7f0fdbd5
Dec 19 07:44:11.275 INFO running `"docker" "start" "-a" "8a8f4416750009e3d31ebbeef35c4a057384cb3cff9d4de79d28e55a7f0fdbd5"`
Dec 19 07:44:12.433 INFO [stderr]     Checking atty v0.2.8
Dec 19 07:44:12.433 INFO [stderr]     Checking diamondsquare v0.1.0 (/opt/crater/workdir/diamondsquare)
Dec 19 07:44:12.616 INFO [stderr]     Checking clap v2.31.2
Dec 19 07:44:12.711 INFO [stderr] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Dec 19 07:44:12.711 INFO [stderr]   --> diamondsquare/src/lib.rs:15:12
Dec 19 07:44:12.711 INFO [stderr]    |
Dec 19 07:44:12.711 INFO [stderr] 15 | #![feature(iterator_step_by)]
Dec 19 07:44:12.711 INFO [stderr]    |            ^^^^^^^^^^^^^^^^
Dec 19 07:44:12.711 INFO [stderr]    |
Dec 19 07:44:12.711 INFO [stderr]    = note: #[warn(stable_features)] on by default
Dec 19 07:44:12.711 INFO [stderr] 
Dec 19 07:44:16.734 INFO [stderr]     Checking heightmap v0.1.0 (/opt/crater/workdir)
Dec 19 07:44:17.230 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.86s
Dec 19 07:44:18.340 INFO running `"docker" "inspect" "8a8f4416750009e3d31ebbeef35c4a057384cb3cff9d4de79d28e55a7f0fdbd5"`
Dec 19 07:44:18.574 INFO running `"docker" "rm" "-f" "8a8f4416750009e3d31ebbeef35c4a057384cb3cff9d4de79d28e55a7f0fdbd5"`
Dec 19 07:44:18.911 INFO [stdout] 8a8f4416750009e3d31ebbeef35c4a057384cb3cff9d4de79d28e55a7f0fdbd5