Dec 19 17:52:27.417 INFO checking dns2utf8/igel_chat against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 17:52:27.417 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-1/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/dns2utf8/igel_chat:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 17:52:27.636 INFO [stdout] 76c04eebe641e5cf586af033e2b929fdd25bc6c754a568841ab1a28c0c312b4b
Dec 19 17:52:27.636 INFO running `"docker" "start" "-a" "76c04eebe641e5cf586af033e2b929fdd25bc6c754a568841ab1a28c0c312b4b"`
Dec 19 17:52:28.354 INFO [stderr]    Compiling openssl v0.9.20
Dec 19 17:52:28.357 INFO [stderr]    Compiling openssl-sys v0.9.20
Dec 19 17:52:28.357 INFO [stderr]     Checking iovec v0.1.1
Dec 19 17:52:28.640 INFO [stderr]     Checking bytes v0.4.5
Dec 19 17:52:28.704 INFO [stderr]     Checking mio v0.6.10
Dec 19 17:52:29.628 INFO [stderr]     Checking tokio-io v0.1.3
Dec 19 17:52:30.567 INFO [stderr]     Checking tokio-core v0.1.10
Dec 19 17:52:33.024 INFO [stderr]     Checking native-tls v0.1.4
Dec 19 17:52:33.480 INFO [stderr]     Checking tokio-tls v0.1.3
Dec 19 17:52:33.977 INFO [stderr]     Checking websocket v0.20.2
Dec 19 17:52:35.729 INFO [stderr]     Checking igel_chat v0.1.0 (/opt/crater/workdir)
Dec 19 17:52:36.736 INFO [stderr] warning: unused import: `Arg`
Dec 19 17:52:36.736 INFO [stderr]   --> src/main.rs:11:12
Dec 19 17:52:36.736 INFO [stderr]    |
Dec 19 17:52:36.736 INFO [stderr] 11 | use clap::{Arg, App, SubCommand};
Dec 19 17:52:36.740 INFO [stderr]    |            ^^^
Dec 19 17:52:36.740 INFO [stderr]    |
Dec 19 17:52:36.740 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 19 17:52:36.740 INFO [stderr] 
Dec 19 17:52:36.976 INFO [stderr] warning: unused import: `Arg`
Dec 19 17:52:36.976 INFO [stderr]   --> src/main.rs:11:12
Dec 19 17:52:36.976 INFO [stderr]    |
Dec 19 17:52:36.976 INFO [stderr] 11 | use clap::{Arg, App, SubCommand};
Dec 19 17:52:36.976 INFO [stderr]    |            ^^^
Dec 19 17:52:36.976 INFO [stderr]    |
Dec 19 17:52:36.976 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 19 17:52:36.976 INFO [stderr] 
Dec 19 17:52:37.068 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.81s
Dec 19 17:52:38.001 INFO running `"docker" "inspect" "76c04eebe641e5cf586af033e2b929fdd25bc6c754a568841ab1a28c0c312b4b"`
Dec 19 17:52:38.384 INFO running `"docker" "rm" "-f" "76c04eebe641e5cf586af033e2b929fdd25bc6c754a568841ab1a28c0c312b4b"`
Dec 19 17:52:38.751 INFO [stdout] 76c04eebe641e5cf586af033e2b929fdd25bc6c754a568841ab1a28c0c312b4b