[INFO] updating cached repository guskovd/rb-proxy
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/guskovd/rb-proxy
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/guskovd/rb-proxy" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/guskovd/rb-proxy"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/guskovd/rb-proxy'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/guskovd/rb-proxy" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/guskovd/rb-proxy"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/guskovd/rb-proxy'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d8328e0eeccf63da70334b4f7aafc712ad92c8a2
[INFO] sha for GitHub repo guskovd/rb-proxy: d8328e0eeccf63da70334b4f7aafc712ad92c8a2
[INFO] validating manifest of guskovd/rb-proxy on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of guskovd/rb-proxy on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing guskovd/rb-proxy
[INFO] finished frobbing guskovd/rb-proxy
[INFO] frobbed toml for guskovd/rb-proxy written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/guskovd/rb-proxy/Cargo.toml
[INFO] started frobbing guskovd/rb-proxy
[INFO] finished frobbing guskovd/rb-proxy
[INFO] frobbed toml for guskovd/rb-proxy written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/guskovd/rb-proxy/Cargo.toml
[INFO] crate guskovd/rb-proxy already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking guskovd/rb-proxy against try#75eff020d0923c035c2fe220db4a0465cd847048 for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-7/try#75eff020d0923c035c2fe220db4a0465cd847048:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/guskovd/rb-proxy:/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" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 87ddcd4b22084f90a00c4a5d15fe3f5fd8d60be1ae57767df64901533847bf2f
[INFO] running `"docker" "start" "-a" "87ddcd4b22084f90a00c4a5d15fe3f5fd8d60be1ae57767df64901533847bf2f"`
[INFO] [stderr]     Checking clap v2.31.2
[INFO] [stderr]    Compiling headers-derive v0.1.0
[INFO] [stderr]     Checking headers-core v0.1.0
[INFO] [stderr]     Checking tungstenite v0.6.1
[INFO] [stderr]     Checking headers v0.2.1
[INFO] [stderr]     Checking warp v0.1.13
[INFO] [stderr]     Checking rb-proxy v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `serve`
[INFO] [stderr]   --> src/app.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn serve() -> u16 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `request`
[INFO] [stderr]   --> src/app.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 |     fn request(port: u16, path: &str) -> warp::http::response::Response<hyper::body::Body>{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.91s
[INFO] running `"docker" "inspect" "87ddcd4b22084f90a00c4a5d15fe3f5fd8d60be1ae57767df64901533847bf2f"`
[INFO] running `"docker" "rm" "-f" "87ddcd4b22084f90a00c4a5d15fe3f5fd8d60be1ae57767df64901533847bf2f"`
[INFO] [stdout] 87ddcd4b22084f90a00c4a5d15fe3f5fd8d60be1ae57767df64901533847bf2f