[INFO] cloning repository marcan/uhub-proxy
[INFO] running `"git" "clone" "--bare" "git://github.com/marcan/uhub-proxy.git" "work/cache/sources/gh/marcan/uhub-proxy"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/marcan/uhub-proxy'...
[INFO] running `"git" "clone" "work/cache/sources/gh/marcan/uhub-proxy" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/marcan/uhub-proxy"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/marcan/uhub-proxy'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/marcan/uhub-proxy" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/marcan/uhub-proxy"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/marcan/uhub-proxy'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b162ab07579518564df6fc02d0a3a8c9a4b60249
[INFO] sha for GitHub repo marcan/uhub-proxy: b162ab07579518564df6fc02d0a3a8c9a4b60249
[INFO] validating manifest of marcan/uhub-proxy on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of marcan/uhub-proxy on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing marcan/uhub-proxy
[INFO] finished frobbing marcan/uhub-proxy
[INFO] frobbed toml for marcan/uhub-proxy written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/marcan/uhub-proxy/Cargo.toml
[INFO] started frobbing marcan/uhub-proxy
[INFO] finished frobbing marcan/uhub-proxy
[INFO] frobbed toml for marcan/uhub-proxy written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/marcan/uhub-proxy/Cargo.toml
[INFO] crate marcan/uhub-proxy already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/marcan/uhub-proxy/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking marcan/uhub-proxy against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-5/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/marcan/uhub-proxy:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a9e42d02a63786441a09eaaf0f5f1167b744f6588844fe2fcbe27a375e1e58af
[INFO] running `"docker" "start" "-a" "a9e42d02a63786441a09eaaf0f5f1167b744f6588844fe2fcbe27a375e1e58af"`
[INFO] [stderr]     Checking miow v0.1.5
[INFO] [stderr]     Checking mio v0.5.1
[INFO] [stderr]     Checking uhub_proxy v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Evented`
[INFO] [stderr]   --> src/main.rs:18:30
[INFO] [stderr]    |
[INFO] [stderr] 18 | use mio::{TryRead, TryWrite, Evented, Token, EventSet, PollOpt};
[INFO] [stderr]    |                              ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Evented`
[INFO] [stderr]   --> src/main.rs:18:30
[INFO] [stderr]    |
[INFO] [stderr] 18 | use mio::{TryRead, TryWrite, Evented, Token, EventSet, PollOpt};
[INFO] [stderr]    |                              ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.79s
[INFO] running `"docker" "inspect" "a9e42d02a63786441a09eaaf0f5f1167b744f6588844fe2fcbe27a375e1e58af"`
[INFO] running `"docker" "rm" "-f" "a9e42d02a63786441a09eaaf0f5f1167b744f6588844fe2fcbe27a375e1e58af"`
[INFO] [stdout] a9e42d02a63786441a09eaaf0f5f1167b744f6588844fe2fcbe27a375e1e58af