[INFO] cloning repository https://github.com/vrnvu/rust-bittorrent
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vrnvu/rust-bittorrent" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvrnvu%2Frust-bittorrent", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvrnvu%2Frust-bittorrent'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 31a29ff0fb8d34c58ea60dd05b226dd1a85ea5c8
[INFO] checking vrnvu/rust-bittorrent against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvrnvu%2Frust-bittorrent" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/vrnvu/rust-bittorrent
[INFO] finished tweaking git repo https://github.com/vrnvu/rust-bittorrent
[INFO] tweaked toml for git repo https://github.com/vrnvu/rust-bittorrent written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/vrnvu/rust-bittorrent on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/vrnvu/rust-bittorrent already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9734738ca4dab5995c4d6c708200a34da924d1ecad824f094821c777a36d6c8c
[INFO] running `Command { std: "docker" "start" "-a" "9734738ca4dab5995c4d6c708200a34da924d1ecad824f094821c777a36d6c8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9734738ca4dab5995c4d6c708200a34da924d1ecad824f094821c777a36d6c8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9734738ca4dab5995c4d6c708200a34da924d1ecad824f094821c777a36d6c8c", kill_on_drop: false }`
[INFO] [stdout] 9734738ca4dab5995c4d6c708200a34da924d1ecad824f094821c777a36d6c8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3acc87a970b19d0cb380f46d93cc60941e8d63519535d434ec6e537e78520579
[INFO] running `Command { std: "docker" "start" "-a" "3acc87a970b19d0cb380f46d93cc60941e8d63519535d434ec6e537e78520579", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
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[INFO] [stderr]     Checking tracker v0.1.0 (/opt/rustwide/workdir/tracker)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> tracker/src/main.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 |         &self,
[INFO] [stdout]    |         ^^^^^ the lifetime is elided here
[INFO] [stdout] 82 |     ) -> anyhow::Result<std::sync::RwLockReadGuard<HashMap<InfoHash, Vec<SocketAddr>>>> {
[INFO] [stdout]    |                         -------------------------------------------------------------- the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 82 |     ) -> anyhow::Result<std::sync::RwLockReadGuard<'_, HashMap<InfoHash, Vec<SocketAddr>>>> {
[INFO] [stdout]    |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> tracker/src/main.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 89 |         &self,
[INFO] [stdout]    |         ^^^^^ the lifetime is elided here
[INFO] [stdout] 90 |     ) -> anyhow::Result<std::sync::RwLockWriteGuard<HashMap<InfoHash, Vec<SocketAddr>>>> {
[INFO] [stdout]    |                         --------------------------------------------------------------- the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 90 |     ) -> anyhow::Result<std::sync::RwLockWriteGuard<'_, HashMap<InfoHash, Vec<SocketAddr>>>> {
[INFO] [stdout]    |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> tracker/src/main.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 |         &self,
[INFO] [stdout]    |         ^^^^^ the lifetime is elided here
[INFO] [stdout] 82 |     ) -> anyhow::Result<std::sync::RwLockReadGuard<HashMap<InfoHash, Vec<SocketAddr>>>> {
[INFO] [stdout]    |                         -------------------------------------------------------------- the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 82 |     ) -> anyhow::Result<std::sync::RwLockReadGuard<'_, HashMap<InfoHash, Vec<SocketAddr>>>> {
[INFO] [stdout]    |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> tracker/src/main.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 89 |         &self,
[INFO] [stdout]    |         ^^^^^ the lifetime is elided here
[INFO] [stdout] 90 |     ) -> anyhow::Result<std::sync::RwLockWriteGuard<HashMap<InfoHash, Vec<SocketAddr>>>> {
[INFO] [stdout]    |                         --------------------------------------------------------------- the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 90 |     ) -> anyhow::Result<std::sync::RwLockWriteGuard<'_, HashMap<InfoHash, Vec<SocketAddr>>>> {
[INFO] [stdout]    |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 43.55s
[INFO] running `Command { std: "docker" "inspect" "3acc87a970b19d0cb380f46d93cc60941e8d63519535d434ec6e537e78520579", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3acc87a970b19d0cb380f46d93cc60941e8d63519535d434ec6e537e78520579", kill_on_drop: false }`
[INFO] [stdout] 3acc87a970b19d0cb380f46d93cc60941e8d63519535d434ec6e537e78520579