Dec 18 03:16:32.421 INFO checking bjackson/iridium against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 03:16:32.421 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/bjackson/iridium:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 03:16:32.631 INFO [stdout] 5e63e4dc96dec4643e544c9a16cd614c5459ce3b188fdc2286870e62ca3be150
Dec 18 03:16:32.637 INFO running `"docker" "start" "-a" "5e63e4dc96dec4643e544c9a16cd614c5459ce3b188fdc2286870e62ca3be150"`
Dec 18 03:16:33.146 INFO [stderr]     Checking iridium v0.1.0 (/opt/crater/workdir)
Dec 18 03:16:33.503 INFO [stderr] warning: the feature `extern_prelude` has been stable since 1.30.0 and no longer requires an attribute to enable
Dec 18 03:16:33.503 INFO [stderr]  --> src/main.rs:1:12
Dec 18 03:16:33.503 INFO [stderr]   |
Dec 18 03:16:33.503 INFO [stderr] 1 | #![feature(extern_prelude)]
Dec 18 03:16:33.503 INFO [stderr]   |            ^^^^^^^^^^^^^^
Dec 18 03:16:33.503 INFO [stderr]   |
Dec 18 03:16:33.503 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 18 03:16:33.503 INFO [stderr] 
Dec 18 03:16:33.545 INFO [stderr] warning: the feature `extern_prelude` has been stable since 1.30.0 and no longer requires an attribute to enable
Dec 18 03:16:33.545 INFO [stderr]  --> src/main.rs:1:12
Dec 18 03:16:33.545 INFO [stderr]   |
Dec 18 03:16:33.546 INFO [stderr] 1 | #![feature(extern_prelude)]
Dec 18 03:16:33.546 INFO [stderr]   |            ^^^^^^^^^^^^^^
Dec 18 03:16:33.546 INFO [stderr]   |
Dec 18 03:16:33.546 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 18 03:16:33.546 INFO [stderr] 
Dec 18 03:16:33.570 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
Dec 18 03:16:33.999 INFO running `"docker" "inspect" "5e63e4dc96dec4643e544c9a16cd614c5459ce3b188fdc2286870e62ca3be150"`
Dec 18 03:16:34.096 INFO running `"docker" "rm" "-f" "5e63e4dc96dec4643e544c9a16cd614c5459ce3b188fdc2286870e62ca3be150"`
Dec 18 03:16:34.209 INFO [stdout] 5e63e4dc96dec4643e544c9a16cd614c5459ce3b188fdc2286870e62ca3be150