[INFO] updating cached repository polachok/test-tokio-fairness
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/polachok/test-tokio-fairness
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/polachok/test-tokio-fairness" "work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/polachok/test-tokio-fairness"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/polachok/test-tokio-fairness'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/polachok/test-tokio-fairness" "work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/polachok/test-tokio-fairness"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/polachok/test-tokio-fairness'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] dcc70c553cf8e3a08b6739a2280a7b235d63386c
[INFO] sha for GitHub repo polachok/test-tokio-fairness: dcc70c553cf8e3a08b6739a2280a7b235d63386c
[INFO] validating manifest of polachok/test-tokio-fairness on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of polachok/test-tokio-fairness on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing polachok/test-tokio-fairness
[INFO] finished frobbing polachok/test-tokio-fairness
[INFO] frobbed toml for polachok/test-tokio-fairness written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/polachok/test-tokio-fairness/Cargo.toml
[INFO] started frobbing polachok/test-tokio-fairness
[INFO] finished frobbing polachok/test-tokio-fairness
[INFO] frobbed toml for polachok/test-tokio-fairness written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/polachok/test-tokio-fairness/Cargo.toml
[INFO] crate polachok/test-tokio-fairness already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking polachok/test-tokio-fairness against master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7 for pr-59199
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-3/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/polachok/test-tokio-fairness:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 43e9eeafc60c8ca5b6292d670471faeda39391e3ae416f314936557b8efb547a
[INFO] running `"docker" "start" "-a" "43e9eeafc60c8ca5b6292d670471faeda39391e3ae416f314936557b8efb547a"`
[INFO] [stderr]    Compiling tsc v0.1.0
[INFO] [stderr]     Checking errno v0.2.4
[INFO] [stderr]     Checking mio v0.6.15
[INFO] [stderr]     Checking tokio-io v0.1.8
[INFO] [stderr]     Checking tokio-threadpool v0.1.6
[INFO] [stderr]     Checking scheduler v0.1.3
[INFO] [stderr]     Checking tokio-codec v0.1.0
[INFO] [stderr]     Checking tokio-fs v0.1.3
[INFO] [stderr]     Checking tokio-reactor v0.1.5
[INFO] [stderr]     Checking mio-uds v0.6.6
[INFO] [stderr]     Checking tokio-uds v0.2.1
[INFO] [stderr]     Checking tokio-udp v0.1.2
[INFO] [stderr]     Checking tokio-tcp v0.1.1
[INFO] [stderr]     Checking tokio v0.1.8
[INFO] [stderr]     Checking test-tokio-fairness v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `TcpStream`
[INFO] [stderr]   --> src/main.rs:98:30
[INFO] [stderr]    |
[INFO] [stderr] 98 |     use mio::net::{TcpListener, TcpStream};
[INFO] [stderr]    |                                 ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `TcpStream`
[INFO] [stderr]    --> src/main.rs:158:30
[INFO] [stderr]     |
[INFO] [stderr] 158 |     use mio::net::{TcpListener, TcpStream};
[INFO] [stderr]     |                                 ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `TcpStream`
[INFO] [stderr]   --> src/main.rs:98:30
[INFO] [stderr]    |
[INFO] [stderr] 98 |     use mio::net::{TcpListener, TcpStream};
[INFO] [stderr]    |                                 ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `TcpStream`
[INFO] [stderr]    --> src/main.rs:158:30
[INFO] [stderr]     |
[INFO] [stderr] 158 |     use mio::net::{TcpListener, TcpStream};
[INFO] [stderr]     |                                 ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/main.rs:230:47
[INFO] [stderr]     |
[INFO] [stderr] 230 |             }).or_else(move |err| { panic!("{}", err); Ok(Loop::Break(())) })
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/main.rs:230:47
[INFO] [stderr]     |
[INFO] [stderr] 230 |             }).or_else(move |err| { panic!("{}", err); Ok(Loop::Break(())) })
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.87s
[INFO] running `"docker" "inspect" "43e9eeafc60c8ca5b6292d670471faeda39391e3ae416f314936557b8efb547a"`
[INFO] running `"docker" "rm" "-f" "43e9eeafc60c8ca5b6292d670471faeda39391e3ae416f314936557b8efb547a"`
[INFO] [stdout] 43e9eeafc60c8ca5b6292d670471faeda39391e3ae416f314936557b8efb547a