[INFO] updating cached repository obaiyan/barragekyi
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/obaiyan/barragekyi
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/obaiyan/barragekyi" "work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/gh/obaiyan/barragekyi"`
[INFO] [stderr] Cloning into 'work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/gh/obaiyan/barragekyi'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/obaiyan/barragekyi" "work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/gh/obaiyan/barragekyi"`
[INFO] [stderr] Cloning into 'work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/gh/obaiyan/barragekyi'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7529c813230fe12d778269e21967d77c80bda286
[INFO] sha for GitHub repo obaiyan/barragekyi: 7529c813230fe12d778269e21967d77c80bda286
[INFO] validating manifest of obaiyan/barragekyi on toolchain master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of obaiyan/barragekyi on toolchain try#29640c57b5f92febba0e40c50cb863c9a7ede51d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+29640c57b5f92febba0e40c50cb863c9a7ede51d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing obaiyan/barragekyi
[INFO] finished frobbing obaiyan/barragekyi
[INFO] frobbed toml for obaiyan/barragekyi written to work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/gh/obaiyan/barragekyi/Cargo.toml
[INFO] started frobbing obaiyan/barragekyi
[INFO] finished frobbing obaiyan/barragekyi
[INFO] frobbed toml for obaiyan/barragekyi written to work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/gh/obaiyan/barragekyi/Cargo.toml
[INFO] crate obaiyan/barragekyi has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+29640c57b5f92febba0e40c50cb863c9a7ede51d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking obaiyan/barragekyi against master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039 for pr-57745
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57745/worker-7/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/gh/obaiyan/barragekyi:/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" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 5044295e8524799fb1d2d95134e8b07bbab8905ad4995a29f9d38d9ce94e4dd1
[INFO] running `"docker" "start" "-a" "5044295e8524799fb1d2d95134e8b07bbab8905ad4995a29f9d38d9ce94e4dd1"`
[INFO] [stderr]     Checking bytes v0.4.5
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking tokio-io v0.1.4
[INFO] [stderr]     Checking tokio-core v0.1.11
[INFO] [stderr]     Checking tokio-proto v0.1.1
[INFO] [stderr]     Checking hyper v0.11.11
[INFO] [stderr]     Checking barragekyi v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std`
[INFO] [stderr]   --> src/client/barrage_client.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | use std;
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Arc`, `Mutex`
[INFO] [stderr]   --> src/client/barrage_client.rs:19:17
[INFO] [stderr]    |
[INFO] [stderr] 19 | use std::sync::{Arc, Mutex};
[INFO] [stderr]    |                 ^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std`
[INFO] [stderr]   --> src/client/barrage_client.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | use std;
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Arc`, `Mutex`
[INFO] [stderr]   --> src/client/barrage_client.rs:19:17
[INFO] [stderr]    |
[INFO] [stderr] 19 | use std::sync::{Arc, Mutex};
[INFO] [stderr]    |                 ^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `handler`
[INFO] [stderr]    --> src/client/barrage_client.rs:118:13
[INFO] [stderr]     |
[INFO] [stderr] 118 |         let handler = thread::spawn(move || {
[INFO] [stderr]     |             ^^^^^^^ help: consider using `_handler` instead
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `message`
[INFO] [stderr]    --> src/client/barrage_client.rs:156:17
[INFO] [stderr]     |
[INFO] [stderr] 156 |         let mut message = receiver.recv().unwrap();
[INFO] [stderr]     |                 ^^^^^^^ help: consider using `_message` instead
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/client/barrage_client.rs:156:13
[INFO] [stderr]     |
[INFO] [stderr] 156 |         let mut message = receiver.recv().unwrap();
[INFO] [stderr]     |             ----^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `handler`
[INFO] [stderr]    --> src/client/barrage_client.rs:118:13
[INFO] [stderr]     |
[INFO] [stderr] 118 |         let handler = thread::spawn(move || {
[INFO] [stderr]     |             ^^^^^^^ help: consider using `_handler` instead
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `message`
[INFO] [stderr]    --> src/client/barrage_client.rs:156:17
[INFO] [stderr]     |
[INFO] [stderr] 156 |         let mut message = receiver.recv().unwrap();
[INFO] [stderr]     |                 ^^^^^^^ help: consider using `_message` instead
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/client/barrage_client.rs:156:13
[INFO] [stderr]     |
[INFO] [stderr] 156 |         let mut message = receiver.recv().unwrap();
[INFO] [stderr]     |             ----^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_bytes`
[INFO] [stderr]   --> src/client/barrage_client.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | fn print_bytes(data: &Vec<u8>) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `print_hello`
[INFO] [stderr]   --> src/client/barrage_client.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     fn print_hello(&self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_bytes`
[INFO] [stderr]   --> src/client/barrage_client.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | fn print_bytes(data: &Vec<u8>) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `print_hello`
[INFO] [stderr]   --> src/client/barrage_client.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     fn print_hello(&self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.75s
[INFO] running `"docker" "inspect" "5044295e8524799fb1d2d95134e8b07bbab8905ad4995a29f9d38d9ce94e4dd1"`
[INFO] running `"docker" "rm" "-f" "5044295e8524799fb1d2d95134e8b07bbab8905ad4995a29f9d38d9ce94e4dd1"`
[INFO] [stdout] 5044295e8524799fb1d2d95134e8b07bbab8905ad4995a29f9d38d9ce94e4dd1