[INFO] updating cached repository CactusDev/twitch-chat-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/CactusDev/twitch-chat-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/CactusDev/twitch-chat-rs" "work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/gh/CactusDev/twitch-chat-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/gh/CactusDev/twitch-chat-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/CactusDev/twitch-chat-rs" "work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/gh/CactusDev/twitch-chat-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/gh/CactusDev/twitch-chat-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 566980b67fb92c966d2d09515b9f85be6b6ac531
[INFO] sha for GitHub repo CactusDev/twitch-chat-rs: 566980b67fb92c966d2d09515b9f85be6b6ac531
[INFO] validating manifest of CactusDev/twitch-chat-rs on toolchain master#e2f221c75932de7a29845c8d6f1f73536ad00c41
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of CactusDev/twitch-chat-rs on toolchain try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing CactusDev/twitch-chat-rs
[INFO] finished frobbing CactusDev/twitch-chat-rs
[INFO] frobbed toml for CactusDev/twitch-chat-rs written to work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/gh/CactusDev/twitch-chat-rs/Cargo.toml
[INFO] started frobbing CactusDev/twitch-chat-rs
[INFO] finished frobbing CactusDev/twitch-chat-rs
[INFO] frobbed toml for CactusDev/twitch-chat-rs written to work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/gh/CactusDev/twitch-chat-rs/Cargo.toml
[INFO] crate CactusDev/twitch-chat-rs has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking CactusDev/twitch-chat-rs against try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff for pr-57617
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57617/worker-6/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/gh/CactusDev/twitch-chat-rs:/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" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 5b3794ecd9e8f6204d1e0849bc0650198f79c819194b5a30a95c431a031c04d4
[INFO] running `"docker" "start" "-a" "5b3794ecd9e8f6204d1e0849bc0650198f79c819194b5a30a95c431a031c04d4"`
[INFO] [stderr]     Checking tokio-io v0.1.8
[INFO] [stderr]     Checking mio-uds v0.6.6
[INFO] [stderr]     Checking ws v0.7.8
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking tokio-codec v0.1.0
[INFO] [stderr]     Checking tokio-reactor v0.1.5
[INFO] [stderr]     Checking tokio-fs v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.1
[INFO] [stderr]     Checking tokio-tcp v0.1.1
[INFO] [stderr]     Checking tokio-udp v0.1.2
[INFO] [stderr]     Checking tokio v0.1.8
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking tokio-tls v0.1.4
[INFO] [stderr]     Checking hyper v0.11.27
[INFO] [stderr]     Checking hyper-tls v0.1.4
[INFO] [stderr]     Checking reqwest v0.8.8
[INFO] [stderr]     Checking twitch-chat-rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: field is never used: `handler`
[INFO] [stderr]   --> src/chat.rs:55:2
[INFO] [stderr]    |
[INFO] [stderr] 55 |     handler: Option<()>
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `handler`
[INFO] [stderr]   --> src/chat.rs:55:2
[INFO] [stderr]    |
[INFO] [stderr] 55 |     handler: Option<()>
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.71s
[INFO] running `"docker" "inspect" "5b3794ecd9e8f6204d1e0849bc0650198f79c819194b5a30a95c431a031c04d4"`
[INFO] running `"docker" "rm" "-f" "5b3794ecd9e8f6204d1e0849bc0650198f79c819194b5a30a95c431a031c04d4"`
[INFO] [stdout] 5b3794ecd9e8f6204d1e0849bc0650198f79c819194b5a30a95c431a031c04d4