Dec 17 16:20:35.165 INFO checking ryanq/rba against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 16:20:35.166 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/ryanq/rba:/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 17 16:20:35.677 INFO [stdout] 2d39320590e61fd15ef325feef4d0a184b0a35114f51bb554a6137d72fec450a
Dec 17 16:20:35.679 INFO running `"docker" "start" "-a" "2d39320590e61fd15ef325feef4d0a184b0a35114f51bb554a6137d72fec450a"`
Dec 17 16:20:37.368 INFO [stderr]     Checking fern v0.5.6
Dec 17 16:20:38.012 INFO [stderr]     Checking rba v0.1.0 (/opt/crater/workdir)
Dec 17 16:20:39.304 INFO [stderr] warning: the feature `option_replace` has been stable since 1.31.0 and no longer requires an attribute to enable
Dec 17 16:20:39.304 INFO [stderr]  --> src/main.rs:1:12
Dec 17 16:20:39.304 INFO [stderr]   |
Dec 17 16:20:39.304 INFO [stderr] 1 | #![feature(option_replace, try_from)]
Dec 17 16:20:39.304 INFO [stderr]   |            ^^^^^^^^^^^^^^
Dec 17 16:20:39.305 INFO [stderr]   |
Dec 17 16:20:39.305 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 17 16:20:39.305 INFO [stderr] 
Dec 17 16:20:39.364 INFO [stderr] warning: the feature `option_replace` has been stable since 1.31.0 and no longer requires an attribute to enable
Dec 17 16:20:39.364 INFO [stderr]  --> src/main.rs:1:12
Dec 17 16:20:39.364 INFO [stderr]   |
Dec 17 16:20:39.364 INFO [stderr] 1 | #![feature(option_replace, try_from)]
Dec 17 16:20:39.364 INFO [stderr]   |            ^^^^^^^^^^^^^^
Dec 17 16:20:39.364 INFO [stderr]   |
Dec 17 16:20:39.364 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 17 16:20:39.364 INFO [stderr] 
Dec 17 16:20:39.417 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.16s
Dec 17 16:20:40.824 INFO running `"docker" "inspect" "2d39320590e61fd15ef325feef4d0a184b0a35114f51bb554a6137d72fec450a"`
Dec 17 16:20:41.060 INFO running `"docker" "rm" "-f" "2d39320590e61fd15ef325feef4d0a184b0a35114f51bb554a6137d72fec450a"`
Dec 17 16:20:41.382 INFO [stdout] 2d39320590e61fd15ef325feef4d0a184b0a35114f51bb554a6137d72fec450a