Dec 18 03:27:46.957 INFO checking belfz/mpsc-crypto-mining against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 03:27:46.957 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/gh/belfz/mpsc-crypto-mining:/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 03:27:47.450 INFO [stdout] bb3fe4f48cbc3e228fc91730b781a743d0154dbd2ca91cb8511e22fc079db214
Dec 18 03:27:47.456 INFO running `"docker" "start" "-a" "bb3fe4f48cbc3e228fc91730b781a743d0154dbd2ca91cb8511e22fc079db214"`
Dec 18 03:27:49.216 INFO [stderr]     Checking generic-array v0.6.0
Dec 18 03:27:49.830 INFO [stderr]     Checking digest-buffer v0.2.0
Dec 18 03:27:49.830 INFO [stderr]     Checking digest v0.4.0
Dec 18 03:27:50.340 INFO [stderr]     Checking sha2 v0.4.2
Dec 18 03:27:50.754 INFO [stderr]     Checking easy-hash v0.1.0
Dec 18 03:27:51.144 INFO [stderr]     Checking mpsc-crypto-mining v0.1.0 (/opt/crater/workdir)
Dec 18 03:27:51.606 INFO [stderr] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Dec 18 03:27:51.606 INFO [stderr]  --> src/main.rs:1:12
Dec 18 03:27:51.606 INFO [stderr]   |
Dec 18 03:27:51.606 INFO [stderr] 1 | #![feature(iterator_step_by)]
Dec 18 03:27:51.606 INFO [stderr]   |            ^^^^^^^^^^^^^^^^
Dec 18 03:27:51.606 INFO [stderr]   |
Dec 18 03:27:51.606 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 18 03:27:51.606 INFO [stderr] 
Dec 18 03:27:51.756 INFO [stderr] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Dec 18 03:27:51.756 INFO [stderr]  --> src/main.rs:1:12
Dec 18 03:27:51.756 INFO [stderr]   |
Dec 18 03:27:51.756 INFO [stderr] 1 | #![feature(iterator_step_by)]
Dec 18 03:27:51.756 INFO [stderr]   |            ^^^^^^^^^^^^^^^^
Dec 18 03:27:51.756 INFO [stderr]   |
Dec 18 03:27:51.756 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 18 03:27:51.756 INFO [stderr] 
Dec 18 03:27:51.781 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.61s
Dec 18 03:27:52.424 INFO running `"docker" "inspect" "bb3fe4f48cbc3e228fc91730b781a743d0154dbd2ca91cb8511e22fc079db214"`
Dec 18 03:27:52.708 INFO running `"docker" "rm" "-f" "bb3fe4f48cbc3e228fc91730b781a743d0154dbd2ca91cb8511e22fc079db214"`
Dec 18 03:27:53.007 INFO [stdout] bb3fe4f48cbc3e228fc91730b781a743d0154dbd2ca91cb8511e22fc079db214