Dec 18 14:04:08.764 INFO checking median-0.3.0 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 14:04:08.765 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/reg/median/0.3.0:/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 14:04:09.236 INFO [stdout] 7035efbaf1e99bc7d38029d937386c629ead54fae89c626b0c8778aa2b01fb7b
Dec 18 14:04:09.244 INFO running `"docker" "start" "-a" "7035efbaf1e99bc7d38029d937386c629ead54fae89c626b0c8778aa2b01fb7b"`
Dec 18 14:04:10.204 INFO [stderr]     Checking arraydeque v0.4.3
Dec 18 14:04:10.208 INFO [stderr]     Checking median v0.3.0 (/opt/crater/workdir)
Dec 18 14:04:11.556 INFO [stderr] error[E0433]: failed to resolve: use of undeclared type or module `fmt`
Dec 18 14:04:11.556 INFO [stderr]   --> benches/main.rs:34:35
Dec 18 14:04:11.556 INFO [stderr]    |
Dec 18 14:04:11.556 INFO [stderr] 34 |     A::Item: PartialOrd + Clone + fmt::Debug,
Dec 18 14:04:11.556 INFO [stderr]    |                                   ^^^ use of undeclared type or module `fmt`
Dec 18 14:04:11.556 INFO [stderr] 
Dec 18 14:04:11.556 INFO [stderr] error: aborting due to previous error
Dec 18 14:04:11.556 INFO [stderr] 
Dec 18 14:04:11.556 INFO [stderr] For more information about this error, try `rustc --explain E0433`.
Dec 18 14:04:11.558 INFO [stderr] error: Could not compile `median`.
Dec 18 14:04:11.558 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 18 14:04:12.014 INFO [stderr] error: build failed
Dec 18 14:04:12.440 INFO running `"docker" "inspect" "7035efbaf1e99bc7d38029d937386c629ead54fae89c626b0c8778aa2b01fb7b"`
Dec 18 14:04:12.566 INFO running `"docker" "rm" "-f" "7035efbaf1e99bc7d38029d937386c629ead54fae89c626b0c8778aa2b01fb7b"`
Dec 18 14:04:12.736 INFO [stdout] 7035efbaf1e99bc7d38029d937386c629ead54fae89c626b0c8778aa2b01fb7b