Dec 18 15:07:45.878 INFO checking http-0.1.14 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 15:07:45.878 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/http/0.1.14:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 15:07:46.248 INFO [stdout] 2e86936ca40e4e0b29c60bc1461b6984522c2a45935ad6f8c2a45e915d865cac
Dec 18 15:07:46.254 INFO running `"docker" "start" "-a" "2e86936ca40e4e0b29c60bc1461b6984522c2a45935ad6f8c2a45e915d865cac"`
Dec 18 15:07:47.364 INFO [stderr]     Checking http v0.1.14 (/opt/crater/workdir)
Dec 18 15:07:55.596 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Dec 18 15:07:55.596 INFO [stderr]    --> tests/header_map_fuzz.rs:258:17
Dec 18 15:07:55.596 INFO [stderr]     |
Dec 18 15:07:55.596 INFO [stderr] 258 |                 map.get_all(&name).iter().collect::<Vec<_>>();
Dec 18 15:07:55.596 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 15:07:55.596 INFO [stderr]     |
Dec 18 15:07:55.596 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 18 15:07:55.596 INFO [stderr]     = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Dec 18 15:07:55.596 INFO [stderr] 
Dec 18 15:07:59.067 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.77s
Dec 18 15:07:59.702 INFO running `"docker" "inspect" "2e86936ca40e4e0b29c60bc1461b6984522c2a45935ad6f8c2a45e915d865cac"`
Dec 18 15:07:59.960 INFO running `"docker" "rm" "-f" "2e86936ca40e4e0b29c60bc1461b6984522c2a45935ad6f8c2a45e915d865cac"`
Dec 18 15:08:00.340 INFO [stdout] 2e86936ca40e4e0b29c60bc1461b6984522c2a45935ad6f8c2a45e915d865cac