[INFO] updating cached repository sbwtw/tower
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/sbwtw/tower
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/sbwtw/tower" "work/ex/pr-59527/sources/master#003382e4150984cb476047b3925edf8d75df2d59/gh/sbwtw/tower"`
[INFO] [stderr] Cloning into 'work/ex/pr-59527/sources/master#003382e4150984cb476047b3925edf8d75df2d59/gh/sbwtw/tower'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/sbwtw/tower" "work/ex/pr-59527/sources/try#47f4f94676fbdd494dd2c2dc9ac377a13fc78e00/gh/sbwtw/tower"`
[INFO] [stderr] Cloning into 'work/ex/pr-59527/sources/try#47f4f94676fbdd494dd2c2dc9ac377a13fc78e00/gh/sbwtw/tower'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 50060176fed5aa18a6fa75f8899842e7435c0ca3
[INFO] sha for GitHub repo sbwtw/tower: 50060176fed5aa18a6fa75f8899842e7435c0ca3
[INFO] validating manifest of sbwtw/tower on toolchain master#003382e4150984cb476047b3925edf8d75df2d59
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+003382e4150984cb476047b3925edf8d75df2d59-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of sbwtw/tower on toolchain try#47f4f94676fbdd494dd2c2dc9ac377a13fc78e00
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+47f4f94676fbdd494dd2c2dc9ac377a13fc78e00-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing sbwtw/tower
[INFO] finished frobbing sbwtw/tower
[INFO] frobbed toml for sbwtw/tower written to work/ex/pr-59527/sources/master#003382e4150984cb476047b3925edf8d75df2d59/gh/sbwtw/tower/Cargo.toml
[INFO] started frobbing sbwtw/tower
[INFO] finished frobbing sbwtw/tower
[INFO] frobbed toml for sbwtw/tower written to work/ex/pr-59527/sources/try#47f4f94676fbdd494dd2c2dc9ac377a13fc78e00/gh/sbwtw/tower/Cargo.toml
[INFO] crate sbwtw/tower already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+003382e4150984cb476047b3925edf8d75df2d59-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+47f4f94676fbdd494dd2c2dc9ac377a13fc78e00-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking sbwtw/tower against try#47f4f94676fbdd494dd2c2dc9ac377a13fc78e00 for pr-59527
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59527/worker-5/try#47f4f94676fbdd494dd2c2dc9ac377a13fc78e00:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59527/sources/try#47f4f94676fbdd494dd2c2dc9ac377a13fc78e00/gh/sbwtw/tower:/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" "+47f4f94676fbdd494dd2c2dc9ac377a13fc78e00-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 0b759698e5d7263e435540744bc594ae6101cbc7cd2cae353c50183fb697e4a7
[INFO] running `"docker" "start" "-a" "0b759698e5d7263e435540744bc594ae6101cbc7cd2cae353c50183fb697e4a7"`
[INFO] [stderr]    Compiling libsqlite3-sys v0.8.0
[INFO] [stderr]     Checking openssl-sys v0.9.11
[INFO] [stderr]     Checking hyper v0.10.9
[INFO] [stderr]     Checking env_logger v0.4.2
[INFO] [stderr]     Checking openssl v0.9.11
[INFO] [stderr]     Checking rusqlite v0.11.0
[INFO] [stderr]     Checking native-tls v0.1.2
[INFO] [stderr]     Checking hyper-native-tls v0.2.2
[INFO] [stderr]     Checking tower v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]    --> src/main.rs:545:16
[INFO] [stderr]     |
[INFO] [stderr] 545 |     let home = home_dir().unwrap();
[INFO] [stderr]     |                ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]    --> src/main.rs:545:16
[INFO] [stderr]     |
[INFO] [stderr] 545 |     let home = home_dir().unwrap();
[INFO] [stderr]     |                ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:96:17
[INFO] [stderr]    |
[INFO] [stderr] 96 |             let mut headers = &mut self.headers;
[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: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:96:17
[INFO] [stderr]    |
[INFO] [stderr] 96 |             let mut headers = &mut self.headers;
[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]     Finished dev [unoptimized + debuginfo] target(s) in 8.15s
[INFO] running `"docker" "inspect" "0b759698e5d7263e435540744bc594ae6101cbc7cd2cae353c50183fb697e4a7"`
[INFO] running `"docker" "rm" "-f" "0b759698e5d7263e435540744bc594ae6101cbc7cd2cae353c50183fb697e4a7"`
[INFO] [stdout] 0b759698e5d7263e435540744bc594ae6101cbc7cd2cae353c50183fb697e4a7