Dec 18 12:38:24.684 INFO checking quinn-0.1.0 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 12:38:24.684 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/quinn/0.1.0:/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 12:38:25.138 INFO [stdout] a5279158ab41c66e3fd2f8af7b04d7c91b1615027b038d3ec029c52d99ff8475
Dec 18 12:38:25.140 INFO running `"docker" "start" "-a" "a5279158ab41c66e3fd2f8af7b04d7c91b1615027b038d3ec029c52d99ff8475"`
Dec 18 12:38:26.944 INFO [stderr]     Checking crossbeam-epoch v0.7.0
Dec 18 12:38:26.956 INFO [stderr]     Checking rustls v0.14.0
Dec 18 12:38:26.956 INFO [stderr]     Checking blake2 v0.7.1
Dec 18 12:38:28.652 INFO [stderr]     Checking crossbeam-deque v0.6.3
Dec 18 12:38:29.452 INFO [stderr]     Checking tokio-threadpool v0.1.9
Dec 18 12:38:31.075 INFO [stderr]     Checking tokio-fs v0.1.4
Dec 18 12:38:32.017 INFO [stderr]     Checking tokio v0.1.13
Dec 18 12:38:32.112 INFO [stderr]     Checking quinn-proto v0.1.0
Dec 18 12:38:35.188 INFO [stderr]     Checking quinn v0.1.0 (/opt/crater/workdir)
Dec 18 12:38:39.536 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 12:38:39.536 INFO [stderr]   --> examples/client.rs:11:1
Dec 18 12:38:39.536 INFO [stderr]    |
Dec 18 12:38:39.536 INFO [stderr] 11 | #[macro_use]
Dec 18 12:38:39.536 INFO [stderr]    | ^^^^^^^^^^^^
Dec 18 12:38:39.536 INFO [stderr]    |
Dec 18 12:38:39.536 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 18 12:38:39.536 INFO [stderr] 
Dec 18 12:38:39.568 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 12:38:39.569 INFO [stderr]  --> examples/interop.rs:9:1
Dec 18 12:38:39.569 INFO [stderr]   |
Dec 18 12:38:39.569 INFO [stderr] 9 | #[macro_use]
Dec 18 12:38:39.569 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 12:38:39.569 INFO [stderr]   |
Dec 18 12:38:39.569 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 12:38:39.570 INFO [stderr] 
Dec 18 12:38:39.600 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 12:38:39.600 INFO [stderr]   --> examples/server.rs:10:1
Dec 18 12:38:39.600 INFO [stderr]    |
Dec 18 12:38:39.600 INFO [stderr] 10 | #[macro_use]
Dec 18 12:38:39.600 INFO [stderr]    | ^^^^^^^^^^^^
Dec 18 12:38:39.600 INFO [stderr]    |
Dec 18 12:38:39.600 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 18 12:38:39.600 INFO [stderr] 
Dec 18 12:38:40.076 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.41s
Dec 18 12:38:40.788 INFO running `"docker" "inspect" "a5279158ab41c66e3fd2f8af7b04d7c91b1615027b038d3ec029c52d99ff8475"`
Dec 18 12:38:40.994 INFO running `"docker" "rm" "-f" "a5279158ab41c66e3fd2f8af7b04d7c91b1615027b038d3ec029c52d99ff8475"`
Dec 18 12:38:41.176 INFO [stdout] a5279158ab41c66e3fd2f8af7b04d7c91b1615027b038d3ec029c52d99ff8475