[INFO] fetching crate seabird 0.2.0-alpha.4...
[INFO] testing seabird-0.2.0-alpha.4 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate seabird 0.2.0-alpha.4 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate seabird 0.2.0-alpha.4 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate seabird 0.2.0-alpha.4
[INFO] finished tweaking crates.io crate seabird 0.2.0-alpha.4
[INFO] tweaked toml for crates.io crate seabird 0.2.0-alpha.4 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7346750baa300cf7cf127361abb9746a0530c7d507e8e18a64d977325e967533
[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" "7346750baa300cf7cf127361abb9746a0530c7d507e8e18a64d977325e967533", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7346750baa300cf7cf127361abb9746a0530c7d507e8e18a64d977325e967533", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7346750baa300cf7cf127361abb9746a0530c7d507e8e18a64d977325e967533", kill_on_drop: false }`
[INFO] [stdout] 7346750baa300cf7cf127361abb9746a0530c7d507e8e18a64d977325e967533
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta-2022-04-10" "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] e893aa9d9f42c0f27f0cfa5690488663a4b6b187d7f1f8049d554af1322d9886
[INFO] running `Command { std: "docker" "start" "-a" "e893aa9d9f42c0f27f0cfa5690488663a4b6b187d7f1f8049d554af1322d9886", kill_on_drop: false }`
[INFO] [stderr]    Compiling webpki-roots v0.21.1
[INFO] [stderr]    Compiling prost-types v0.8.0
[INFO] [stderr]    Compiling hyper v0.14.18
[INFO] [stderr]    Compiling prost-build v0.8.0
[INFO] [stderr]    Compiling tonic-build v0.5.2
[INFO] [stderr]    Compiling seabird v0.2.0-alpha.4 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `seabird v0.2.0-alpha.4 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/seabird-5b38593e1c407949/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   error: 'rustfmt' is not installed for the toolchain 'beta-2022-04-10-x86_64-unknown-linux-gnu'
[INFO] [stderr]   To install, run `rustup component add rustfmt --toolchain beta-2022-04-10-x86_64-unknown-linux-gnu`
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e893aa9d9f42c0f27f0cfa5690488663a4b6b187d7f1f8049d554af1322d9886", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e893aa9d9f42c0f27f0cfa5690488663a4b6b187d7f1f8049d554af1322d9886", kill_on_drop: false }`
[INFO] [stdout] e893aa9d9f42c0f27f0cfa5690488663a4b6b187d7f1f8049d554af1322d9886