Dec 18 11:54:21.376 INFO checking ruse-0.1.0 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 11:54:21.376 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/ruse/0.1.0:/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 11:54:21.539 INFO [stdout] f4cc9fa86a7d487dfdd5308498b741c2fb3dffe7d08f4cf8bc402aecb501ce0d
Dec 18 11:54:21.541 INFO running `"docker" "start" "-a" "f4cc9fa86a7d487dfdd5308498b741c2fb3dffe7d08f4cf8bc402aecb501ce0d"`
Dec 18 11:54:22.068 INFO [stderr]     Checking ruse v0.1.0 (/opt/crater/workdir)
Dec 18 11:54:22.444 INFO [stderr] warning: the feature `question_mark` has been stable since 1.13.0 and no longer requires an attribute to enable
Dec 18 11:54:22.444 INFO [stderr]  --> src/ruse/lib.rs:2:12
Dec 18 11:54:22.444 INFO [stderr]   |
Dec 18 11:54:22.444 INFO [stderr] 2 | #![feature(question_mark)]
Dec 18 11:54:22.444 INFO [stderr]   |            ^^^^^^^^^^^^^
Dec 18 11:54:22.444 INFO [stderr]   |
Dec 18 11:54:22.444 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 18 11:54:22.444 INFO [stderr] 
Dec 18 11:54:22.632 INFO [stderr] warning: the feature `question_mark` has been stable since 1.13.0 and no longer requires an attribute to enable
Dec 18 11:54:22.632 INFO [stderr]  --> src/ruse/lib.rs:2:12
Dec 18 11:54:22.632 INFO [stderr]   |
Dec 18 11:54:22.632 INFO [stderr] 2 | #![feature(question_mark)]
Dec 18 11:54:22.632 INFO [stderr]   |            ^^^^^^^^^^^^^
Dec 18 11:54:22.632 INFO [stderr]   |
Dec 18 11:54:22.632 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 18 11:54:22.632 INFO [stderr] 
Dec 18 11:54:22.917 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
Dec 18 11:54:23.154 INFO running `"docker" "inspect" "f4cc9fa86a7d487dfdd5308498b741c2fb3dffe7d08f4cf8bc402aecb501ce0d"`
Dec 18 11:54:23.278 INFO running `"docker" "rm" "-f" "f4cc9fa86a7d487dfdd5308498b741c2fb3dffe7d08f4cf8bc402aecb501ce0d"`
Dec 18 11:54:23.367 INFO [stdout] f4cc9fa86a7d487dfdd5308498b741c2fb3dffe7d08f4cf8bc402aecb501ce0d