Dec 18 17:56:05.960 INFO checking carboxyl-0.2.1 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 17:56:05.960 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/carboxyl/0.2.1:/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 17:56:06.360 INFO [stdout] 8199c50008fb648583b57e907be2c4a5a1bee7dd2bcd3fce353a82b55e1bc5da
Dec 18 17:56:06.364 INFO running `"docker" "start" "-a" "8199c50008fb648583b57e907be2c4a5a1bee7dd2bcd3fce353a82b55e1bc5da"`
Dec 18 17:56:07.480 INFO [stderr]     Checking pulldown-cmark v0.0.3
Dec 18 17:56:07.486 INFO [stderr]    Compiling carboxyl v0.2.1 (/opt/crater/workdir)
Dec 18 17:56:08.520 INFO [stderr]     Checking skeptic v0.6.1
Dec 18 17:56:10.300 INFO [stderr] warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter
Dec 18 17:56:10.300 INFO [stderr]  --> benches/second_order.rs:9:25
Dec 18 17:56:10.300 INFO [stderr]   |
Dec 18 17:56:10.300 INFO [stderr] 9 | use rand::{XorShiftRng, sample};
Dec 18 17:56:10.300 INFO [stderr]   |                         ^^^^^^
Dec 18 17:56:10.300 INFO [stderr]   |
Dec 18 17:56:10.300 INFO [stderr]   = note: #[warn(deprecated)] on by default
Dec 18 17:56:10.300 INFO [stderr] 
Dec 18 17:56:10.300 INFO [stderr] warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter
Dec 18 17:56:10.300 INFO [stderr]   --> benches/second_order.rs:41:21
Dec 18 17:56:10.300 INFO [stderr]    |
Dec 18 17:56:10.300 INFO [stderr] 41 |         for sink in sample(&mut rng, sinks.iter(), 10) {
Dec 18 17:56:10.300 INFO [stderr]    |                     ^^^^^^
Dec 18 17:56:10.300 INFO [stderr] 
Dec 18 17:56:10.417 INFO [stderr] warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter
Dec 18 17:56:10.417 INFO [stderr]  --> benches/first_order.rs:9:25
Dec 18 17:56:10.417 INFO [stderr]   |
Dec 18 17:56:10.417 INFO [stderr] 9 | use rand::{XorShiftRng, sample};
Dec 18 17:56:10.417 INFO [stderr]   |                         ^^^^^^
Dec 18 17:56:10.417 INFO [stderr]   |
Dec 18 17:56:10.417 INFO [stderr]   = note: #[warn(deprecated)] on by default
Dec 18 17:56:10.417 INFO [stderr] 
Dec 18 17:56:10.417 INFO [stderr] warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter
Dec 18 17:56:10.417 INFO [stderr]   --> benches/first_order.rs:31:21
Dec 18 17:56:10.417 INFO [stderr]    |
Dec 18 17:56:10.417 INFO [stderr] 31 |         for sink in sample(&mut rng, sinks.iter(), 10) {
Dec 18 17:56:10.417 INFO [stderr]    |                     ^^^^^^
Dec 18 17:56:10.417 INFO [stderr] 
Dec 18 17:56:10.417 INFO [stderr] warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter
Dec 18 17:56:10.417 INFO [stderr]   --> benches/first_order.rs:57:19
Dec 18 17:56:10.417 INFO [stderr]    |
Dec 18 17:56:10.417 INFO [stderr] 57 |         for _k in sample(&mut rng, 0..1_000, 10) {
Dec 18 17:56:10.417 INFO [stderr]    |                   ^^^^^^
Dec 18 17:56:10.417 INFO [stderr] 
Dec 18 17:56:11.297 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.88s
Dec 18 17:56:11.582 INFO running `"docker" "inspect" "8199c50008fb648583b57e907be2c4a5a1bee7dd2bcd3fce353a82b55e1bc5da"`
Dec 18 17:56:11.665 INFO running `"docker" "rm" "-f" "8199c50008fb648583b57e907be2c4a5a1bee7dd2bcd3fce353a82b55e1bc5da"`
Dec 18 17:56:11.794 INFO [stdout] 8199c50008fb648583b57e907be2c4a5a1bee7dd2bcd3fce353a82b55e1bc5da