[INFO] updating cached repository LaurenceM10/tokio-tcp-stream
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/LaurenceM10/tokio-tcp-stream
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/LaurenceM10/tokio-tcp-stream" "work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/LaurenceM10/tokio-tcp-stream"`
[INFO] [stderr] Cloning into 'work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/LaurenceM10/tokio-tcp-stream'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/LaurenceM10/tokio-tcp-stream" "work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/LaurenceM10/tokio-tcp-stream"`
[INFO] [stderr] Cloning into 'work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/LaurenceM10/tokio-tcp-stream'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6fbacb83f7b46cfa3cadf18a90ffdbf2a226a717
[INFO] sha for GitHub repo LaurenceM10/tokio-tcp-stream: 6fbacb83f7b46cfa3cadf18a90ffdbf2a226a717
[INFO] validating manifest of LaurenceM10/tokio-tcp-stream on toolchain master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of LaurenceM10/tokio-tcp-stream on toolchain try#18481b65f318e0b4b20c0fc61340054701719d6c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing LaurenceM10/tokio-tcp-stream
[INFO] finished frobbing LaurenceM10/tokio-tcp-stream
[INFO] frobbed toml for LaurenceM10/tokio-tcp-stream written to work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/LaurenceM10/tokio-tcp-stream/Cargo.toml
[INFO] started frobbing LaurenceM10/tokio-tcp-stream
[INFO] finished frobbing LaurenceM10/tokio-tcp-stream
[INFO] frobbed toml for LaurenceM10/tokio-tcp-stream written to work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/LaurenceM10/tokio-tcp-stream/Cargo.toml
[INFO] crate LaurenceM10/tokio-tcp-stream already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking LaurenceM10/tokio-tcp-stream against master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7 for pr-62507
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62507/worker-6/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/LaurenceM10/tokio-tcp-stream:/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" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 74fac1db530f5fade94a38039f6b1d0414405d1ee790cedf5458b5325691d24d
[INFO] running `"docker" "start" "-a" "74fac1db530f5fade94a38039f6b1d0414405d1ee790cedf5458b5325691d24d"`
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.14
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio v0.1.19
[INFO] [stderr]     Checking tokio_test v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `client`
[INFO] [stderr]   --> src/main.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let client = TcpStream::connect(&addr);
[INFO] [stderr]    |         ^^^^^^ help: consider prefixing with an underscore: `_client`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `client`
[INFO] [stderr]   --> src/main.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let client = TcpStream::connect(&addr);
[INFO] [stderr]    |         ^^^^^^ help: consider prefixing with an underscore: `_client`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.41s
[INFO] running `"docker" "inspect" "74fac1db530f5fade94a38039f6b1d0414405d1ee790cedf5458b5325691d24d"`
[INFO] running `"docker" "rm" "-f" "74fac1db530f5fade94a38039f6b1d0414405d1ee790cedf5458b5325691d24d"`
[INFO] [stdout] 74fac1db530f5fade94a38039f6b1d0414405d1ee790cedf5458b5325691d24d