Dec 19 11:40:24.801 INFO checking nrc/stupid-stats against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 11:40:24.801 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/nrc/stupid-stats:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 11:40:25.386 INFO [stdout] 32c17bc3ad451f31e3a6dea08862b8b5d79822ec0d21242828ecb844640694c6
Dec 19 11:40:25.388 INFO running `"docker" "start" "-a" "32c17bc3ad451f31e3a6dea08862b8b5d79822ec0d21242828ecb844640694c6"`
Dec 19 11:40:26.992 INFO [stderr]     Checking stupid-stats v0.0.1 (/opt/crater/workdir)
Dec 19 11:40:29.654 INFO [stderr] warning: the feature `extern_crate_item_prelude` has been stable since 1.31.0 and no longer requires an attribute to enable
Dec 19 11:40:29.654 INFO [stderr]   --> src/mod.rs:10:12
Dec 19 11:40:29.654 INFO [stderr]    |
Dec 19 11:40:29.655 INFO [stderr] 10 | #![feature(extern_crate_item_prelude)]
Dec 19 11:40:29.655 INFO [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:40:29.655 INFO [stderr]    |
Dec 19 11:40:29.655 INFO [stderr]    = note: #[warn(stable_features)] on by default
Dec 19 11:40:29.655 INFO [stderr] 
Dec 19 11:40:29.681 INFO [stderr] warning: the feature `extern_crate_item_prelude` has been stable since 1.31.0 and no longer requires an attribute to enable
Dec 19 11:40:29.681 INFO [stderr]   --> src/mod.rs:10:12
Dec 19 11:40:29.681 INFO [stderr]    |
Dec 19 11:40:29.681 INFO [stderr] 10 | #![feature(extern_crate_item_prelude)]
Dec 19 11:40:29.681 INFO [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:40:29.681 INFO [stderr]    |
Dec 19 11:40:29.681 INFO [stderr]    = note: #[warn(stable_features)] on by default
Dec 19 11:40:29.681 INFO [stderr] 
Dec 19 11:40:29.755 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.81s
Dec 19 11:40:30.849 INFO running `"docker" "inspect" "32c17bc3ad451f31e3a6dea08862b8b5d79822ec0d21242828ecb844640694c6"`
Dec 19 11:40:31.282 INFO running `"docker" "rm" "-f" "32c17bc3ad451f31e3a6dea08862b8b5d79822ec0d21242828ecb844640694c6"`
Dec 19 11:40:31.656 INFO [stdout] 32c17bc3ad451f31e3a6dea08862b8b5d79822ec0d21242828ecb844640694c6