[INFO] cloning repository https://github.com/rummanwaqar/liminal
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rummanwaqar/liminal" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frummanwaqar%2Fliminal", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frummanwaqar%2Fliminal'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2bf3fe7b1d12959a5f575572fc9a4b93337eb2dc
[INFO] documenting rummanwaqar/liminal against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frummanwaqar%2Fliminal" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rummanwaqar/liminal on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rummanwaqar/liminal
[INFO] finished tweaking git repo https://github.com/rummanwaqar/liminal
[INFO] tweaked toml for git repo https://github.com/rummanwaqar/liminal written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/rummanwaqar/liminal already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 63a2809fea90b7c0beb889c4baf6cc559f28033828db45eed4532db66d239d53
[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" "63a2809fea90b7c0beb889c4baf6cc559f28033828db45eed4532db66d239d53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63a2809fea90b7c0beb889c4baf6cc559f28033828db45eed4532db66d239d53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63a2809fea90b7c0beb889c4baf6cc559f28033828db45eed4532db66d239d53", kill_on_drop: false }`
[INFO] [stdout] 63a2809fea90b7c0beb889c4baf6cc559f28033828db45eed4532db66d239d53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "RUSTDOCFLAGS=--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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0cb3bb710afd7686fe8d40512e0b8543923cfc64ad22f10855728aef4a37b8f6
[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" "0cb3bb710afd7686fe8d40512e0b8543923cfc64ad22f10855728aef4a37b8f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.4.0
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking mio v0.7.10
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]     Checking tracing v0.1.25
[INFO] [stderr]    Compiling prost-types v0.7.0
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]    Compiling prost-build v0.7.0
[INFO] [stderr]    Compiling tonic-build v0.4.1
[INFO] [stderr]    Compiling liminal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tokio-util v0.6.5
[INFO] [stderr]     Checking tokio-stream v0.1.5
[INFO] [stderr]     Checking h2 v0.3.1
[INFO] [stderr]     Checking tower v0.4.6
[INFO] [stderr] error: failed to run custom build command for `liminal v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/liminal-09f4a9b0ebc7e3d0/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   error: 'rustfmt' is not installed for the toolchain '1.54.0-x86_64-unknown-linux-gnu'
[INFO] [stderr]   To install, run `rustup component add rustfmt --toolchain 1.54.0-x86_64-unknown-linux-gnu`
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "0cb3bb710afd7686fe8d40512e0b8543923cfc64ad22f10855728aef4a37b8f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cb3bb710afd7686fe8d40512e0b8543923cfc64ad22f10855728aef4a37b8f6", kill_on_drop: false }`
[INFO] [stdout] 0cb3bb710afd7686fe8d40512e0b8543923cfc64ad22f10855728aef4a37b8f6
