Dec 17 11:05:12.819 INFO checking zaabjuda/test_tokio against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 11:05:12.819 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/gh/zaabjuda/test_tokio:/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 17 11:05:13.293 INFO [stdout] 5785106a7454e5fb6d5a84db2e90dc53c09aa3ca8a776f0eb80ae3aa49e4e206
Dec 17 11:05:13.295 INFO running `"docker" "start" "-a" "5785106a7454e5fb6d5a84db2e90dc53c09aa3ca8a776f0eb80ae3aa49e4e206"`
Dec 17 11:05:16.144 INFO [stderr]     Checking iovec v0.1.0
Dec 17 11:05:16.145 INFO [stderr]     Checking net2 v0.2.27
Dec 17 11:05:16.536 INFO [stderr]     Checking bytes v0.4.2
Dec 17 11:05:17.079 INFO [stderr]     Checking mio v0.6.6
Dec 17 11:05:17.753 INFO [stderr]     Checking tokio-io v0.1.1
Dec 17 11:05:19.327 INFO [stderr]     Checking tokio-core v0.1.6
Dec 17 11:05:20.307 INFO [stderr]     Checking tokio-proto v0.1.1
Dec 17 11:05:22.076 INFO [stderr]     Checking tokio_test v0.1.0 (/opt/crater/workdir)
Dec 17 11:05:22.214 INFO [stderr] warning: unused import: `BufMut`
Dec 17 11:05:22.214 INFO [stderr]  --> src/codec.rs:3:23
Dec 17 11:05:22.214 INFO [stderr]   |
Dec 17 11:05:22.214 INFO [stderr] 3 | use bytes::{BytesMut, BufMut};
Dec 17 11:05:22.214 INFO [stderr]   |                       ^^^^^^
Dec 17 11:05:22.214 INFO [stderr]   |
Dec 17 11:05:22.214 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 11:05:22.214 INFO [stderr] 
Dec 17 11:05:22.236 INFO [stderr] warning: unused import: `BufMut`
Dec 17 11:05:22.236 INFO [stderr]  --> src/codec.rs:3:23
Dec 17 11:05:22.236 INFO [stderr]   |
Dec 17 11:05:22.236 INFO [stderr] 3 | use bytes::{BytesMut, BufMut};
Dec 17 11:05:22.236 INFO [stderr]   |                       ^^^^^^
Dec 17 11:05:22.236 INFO [stderr]   |
Dec 17 11:05:22.236 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 11:05:22.236 INFO [stderr] 
Dec 17 11:05:22.304 INFO [stderr] warning: unused variable: `req`
Dec 17 11:05:22.304 INFO [stderr]   --> src/service.rs:18:20
Dec 17 11:05:22.304 INFO [stderr]    |
Dec 17 11:05:22.304 INFO [stderr] 18 |     fn call(&self, req: Self::Request) -> Self::Future {
Dec 17 11:05:22.304 INFO [stderr]    |                    ^^^ help: consider using `_req` instead
Dec 17 11:05:22.304 INFO [stderr]    |
Dec 17 11:05:22.304 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 11:05:22.304 INFO [stderr] 
Dec 17 11:05:22.315 INFO [stderr] warning: unused variable: `req`
Dec 17 11:05:22.315 INFO [stderr]   --> src/service.rs:18:20
Dec 17 11:05:22.315 INFO [stderr]    |
Dec 17 11:05:22.315 INFO [stderr] 18 |     fn call(&self, req: Self::Request) -> Self::Future {
Dec 17 11:05:22.315 INFO [stderr]    |                    ^^^ help: consider using `_req` instead
Dec 17 11:05:22.315 INFO [stderr]    |
Dec 17 11:05:22.315 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 11:05:22.315 INFO [stderr] 
Dec 17 11:05:22.361 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.32s
Dec 17 11:05:23.176 INFO running `"docker" "inspect" "5785106a7454e5fb6d5a84db2e90dc53c09aa3ca8a776f0eb80ae3aa49e4e206"`
Dec 17 11:05:23.562 INFO running `"docker" "rm" "-f" "5785106a7454e5fb6d5a84db2e90dc53c09aa3ca8a776f0eb80ae3aa49e4e206"`
Dec 17 11:05:23.852 INFO [stdout] 5785106a7454e5fb6d5a84db2e90dc53c09aa3ca8a776f0eb80ae3aa49e4e206