[INFO] cloning repository https://github.com/ifydev/Zircon
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ifydev/Zircon" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fifydev%2FZircon", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fifydev%2FZircon'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5f84b42876e943e9d5eccba77b8e1d69fd7ef7e8
[INFO] testing ifydev/Zircon against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fifydev%2FZircon" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ifydev/Zircon on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ifydev/Zircon
[INFO] finished tweaking git repo https://github.com/ifydev/Zircon
[INFO] tweaked toml for git repo https://github.com/ifydev/Zircon written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ifydev/Zircon already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 70230039ab0d98347e7e98b8ce6ec5365b9e77a2f58b3d0839275c832d5eb02a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "70230039ab0d98347e7e98b8ce6ec5365b9e77a2f58b3d0839275c832d5eb02a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70230039ab0d98347e7e98b8ce6ec5365b9e77a2f58b3d0839275c832d5eb02a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70230039ab0d98347e7e98b8ce6ec5365b9e77a2f58b3d0839275c832d5eb02a", kill_on_drop: false }`
[INFO] [stdout] 70230039ab0d98347e7e98b8ce6ec5365b9e77a2f58b3d0839275c832d5eb02a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7a2ed392afcbfc6c7f31119dd7a4eae05aa4d6d084bd2a825495aa04486e73c4
[INFO] running `Command { std: "docker" "start" "-a" "7a2ed392afcbfc6c7f31119dd7a4eae05aa4d6d084bd2a825495aa04486e73c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling zircon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected one of `,`, `=`, or `}`, found doc comment `/// 0x08`
[INFO] [stdout]   --> src/protocol/packet.rs:55:2
[INFO] [stdout]    |
[INFO] [stdout] 54 |     OfflineConnectionRequest2(u8, i64, String, i16, i8)
[INFO] [stdout]    |                                                        -
[INFO] [stdout]    |                                                        |
[INFO] [stdout]    |                                                        expected one of `,`, `=`, or `}`
[INFO] [stdout]    |                                                        help: missing `,`
[INFO] [stdout] 55 |     /// 0x08
[INFO] [stdout]    |     ^^^^^^^^ unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0585]: found a documentation comment that doesn't document anything
[INFO] [stdout]   --> src/protocol/packet.rs:90:2
[INFO] [stdout]    |
[INFO] [stdout] 90 |     /// 
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: doc comments must come before what they document, maybe a comment was intended with `//`?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0585`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `zircon` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "7a2ed392afcbfc6c7f31119dd7a4eae05aa4d6d084bd2a825495aa04486e73c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a2ed392afcbfc6c7f31119dd7a4eae05aa4d6d084bd2a825495aa04486e73c4", kill_on_drop: false }`
[INFO] [stdout] 7a2ed392afcbfc6c7f31119dd7a4eae05aa4d6d084bd2a825495aa04486e73c4