Dec 18 09:49:04.957 INFO checking u2f-0.1.2 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 09:49:04.957 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/u2f/0.1.2:/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 09:49:05.244 INFO [stdout] 21c0a5c6251a8c68573c3be4110e49a42598a2f42bcf1dd070e45b73ce8369bd
Dec 18 09:49:05.252 INFO running `"docker" "start" "-a" "21c0a5c6251a8c68573c3be4110e49a42598a2f42bcf1dd070e45b73ce8369bd"`
Dec 18 09:49:07.380 INFO [stderr]     Checking webpki v0.16.0
Dec 18 09:49:08.148 INFO [stderr]     Checking u2f v0.1.2 (/opt/crater/workdir)
Dec 18 09:49:08.884 INFO [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
Dec 18 09:49:08.884 INFO [stderr]   --> src/util.rs:64:13
Dec 18 09:49:08.884 INFO [stderr]    |
Dec 18 09:49:08.884 INFO [stderr] 64 |     encoded.trim_right_matches('=').to_string()
Dec 18 09:49:08.884 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^
Dec 18 09:49:08.884 INFO [stderr]    |
Dec 18 09:49:08.884 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 18 09:49:08.884 INFO [stderr] 
Dec 18 09:49:08.892 INFO [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
Dec 18 09:49:08.893 INFO [stderr]   --> src/util.rs:64:13
Dec 18 09:49:08.893 INFO [stderr]    |
Dec 18 09:49:08.893 INFO [stderr] 64 |     encoded.trim_right_matches('=').to_string()
Dec 18 09:49:08.893 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^
Dec 18 09:49:08.893 INFO [stderr]    |
Dec 18 09:49:08.893 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 18 09:49:08.893 INFO [stderr] 
Dec 18 09:49:08.979 INFO [stderr] warning: use of deprecated item 'bytes::Buf::get_u32': use get_u32_be or get_u32_le
Dec 18 09:49:08.979 INFO [stderr]   --> src/authorization.rs:69:9
Dec 18 09:49:08.979 INFO [stderr]    |
Dec 18 09:49:08.979 INFO [stderr] 69 |     buf.get_u32::<BigEndian>()
Dec 18 09:49:08.979 INFO [stderr]    |         ^^^^^^^
Dec 18 09:49:08.979 INFO [stderr] 
Dec 18 09:49:08.996 INFO [stderr] warning: use of deprecated item 'bytes::Buf::get_u32': use get_u32_be or get_u32_le
Dec 18 09:49:08.996 INFO [stderr]   --> src/authorization.rs:69:9
Dec 18 09:49:08.996 INFO [stderr]    |
Dec 18 09:49:08.996 INFO [stderr] 69 |     buf.get_u32::<BigEndian>()
Dec 18 09:49:08.996 INFO [stderr]    |         ^^^^^^^
Dec 18 09:49:08.996 INFO [stderr] 
Dec 18 09:49:09.132 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.89s
Dec 18 09:49:09.478 INFO running `"docker" "inspect" "21c0a5c6251a8c68573c3be4110e49a42598a2f42bcf1dd070e45b73ce8369bd"`
Dec 18 09:49:09.624 INFO running `"docker" "rm" "-f" "21c0a5c6251a8c68573c3be4110e49a42598a2f42bcf1dd070e45b73ce8369bd"`
Dec 18 09:49:09.783 INFO [stdout] 21c0a5c6251a8c68573c3be4110e49a42598a2f42bcf1dd070e45b73ce8369bd