[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 master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fifydev%2FZircon" "/workspace/builds/worker-19/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-19/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ifydev/Zircon on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-19/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" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a03cf4d3261a35accb38b167601979609c6f12da17150894464ce142c13fbcb
[INFO] running `Command { std: "docker" "start" "-a" "8a03cf4d3261a35accb38b167601979609c6f12da17150894464ce142c13fbcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a03cf4d3261a35accb38b167601979609c6f12da17150894464ce142c13fbcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a03cf4d3261a35accb38b167601979609c6f12da17150894464ce142c13fbcb", kill_on_drop: false }`
[INFO] [stdout] 8a03cf4d3261a35accb38b167601979609c6f12da17150894464ce142c13fbcb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e560d7a668e2031a7ed0ac80eee60b73b2ec1861f1d776bbb408b8c039bffbc9
[INFO] running `Command { std: "docker" "start" "-a" "e560d7a668e2031a7ed0ac80eee60b73b2ec1861f1d776bbb408b8c039bffbc9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "e560d7a668e2031a7ed0ac80eee60b73b2ec1861f1d776bbb408b8c039bffbc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e560d7a668e2031a7ed0ac80eee60b73b2ec1861f1d776bbb408b8c039bffbc9", kill_on_drop: false }`
[INFO] [stdout] e560d7a668e2031a7ed0ac80eee60b73b2ec1861f1d776bbb408b8c039bffbc9