Dec 19 09:36:10.881 INFO checking ryanq/rba against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 09:36:10.881 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-1/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 09:36:11.521 INFO [stdout] 5ed9b6fae73f1b669dd79df7a1ce40a2ccb658d2ba5e3a473761a44335d68aa6
Dec 19 09:36:11.523 INFO running `"docker" "start" "-a" "5ed9b6fae73f1b669dd79df7a1ce40a2ccb658d2ba5e3a473761a44335d68aa6"`
Dec 19 09:36:13.473 INFO [stderr]     Checking fern v0.5.6
Dec 19 09:36:14.052 INFO [stderr]     Checking rba v0.1.0 (/opt/crater/workdir)
Dec 19 09:36:15.116 INFO [stderr] warning: the feature `option_replace` has been stable since 1.31.0 and no longer requires an attribute to enable
Dec 19 09:36:15.116 INFO [stderr]  --> src/main.rs:1:12
Dec 19 09:36:15.116 INFO [stderr]   |
Dec 19 09:36:15.116 INFO [stderr] 1 | #![feature(option_replace, try_from)]
Dec 19 09:36:15.116 INFO [stderr]   |            ^^^^^^^^^^^^^^
Dec 19 09:36:15.116 INFO [stderr]   |
Dec 19 09:36:15.116 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 19 09:36:15.116 INFO [stderr] 
Dec 19 09:36:15.136 INFO [stderr] warning: the feature `option_replace` has been stable since 1.31.0 and no longer requires an attribute to enable
Dec 19 09:36:15.136 INFO [stderr]  --> src/main.rs:1:12
Dec 19 09:36:15.136 INFO [stderr]   |
Dec 19 09:36:15.136 INFO [stderr] 1 | #![feature(option_replace, try_from)]
Dec 19 09:36:15.136 INFO [stderr]   |            ^^^^^^^^^^^^^^
Dec 19 09:36:15.136 INFO [stderr]   |
Dec 19 09:36:15.136 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 19 09:36:15.136 INFO [stderr] 
Dec 19 09:36:15.191 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.86s
Dec 19 09:36:16.065 INFO running `"docker" "inspect" "5ed9b6fae73f1b669dd79df7a1ce40a2ccb658d2ba5e3a473761a44335d68aa6"`
Dec 19 09:36:16.332 INFO running `"docker" "rm" "-f" "5ed9b6fae73f1b669dd79df7a1ce40a2ccb658d2ba5e3a473761a44335d68aa6"`
Dec 19 09:36:16.680 INFO [stdout] 5ed9b6fae73f1b669dd79df7a1ce40a2ccb658d2ba5e3a473761a44335d68aa6