[INFO] fetching crate coreemu 0.1.2...
[INFO] documenting coreemu-0.1.2 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate coreemu 0.1.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate coreemu 0.1.2 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 crates.io crate coreemu 0.1.2
[INFO] finished tweaking crates.io crate coreemu 0.1.2
[INFO] tweaked toml for crates.io crate coreemu 0.1.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate coreemu 0.1.2 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] bf49869a504bf16bb78a904c3b82a7c211ea434d30006fa4d6ce033acadf2c30
[INFO] running `Command { std: "docker" "start" "-a" "bf49869a504bf16bb78a904c3b82a7c211ea434d30006fa4d6ce033acadf2c30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf49869a504bf16bb78a904c3b82a7c211ea434d30006fa4d6ce033acadf2c30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf49869a504bf16bb78a904c3b82a7c211ea434d30006fa4d6ce033acadf2c30", kill_on_drop: false }`
[INFO] [stdout] bf49869a504bf16bb78a904c3b82a7c211ea434d30006fa4d6ce033acadf2c30
[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] 162eaac6a399ec288abf46744bc8b6acf9612293ce4035f274fe8b16f0711cd1
[INFO] running `Command { std: "docker" "start" "-a" "162eaac6a399ec288abf46744bc8b6acf9612293ce4035f274fe8b16f0711cd1", kill_on_drop: false }`
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]     Checking tower-layer v0.3.1
[INFO] [stderr]    Compiling tokio v1.7.1
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling anyhow v1.0.41
[INFO] [stderr]     Checking http-body v0.4.2
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling async-stream-impl v0.3.2
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling which v4.1.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling prost-build v0.8.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling prost-derive v0.8.0
[INFO] [stderr]     Checking async-stream v0.3.2
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]    Compiling prost v0.8.0
[INFO] [stderr]    Compiling prost-types v0.8.0
[INFO] [stderr]     Checking tokio-util v0.6.7
[INFO] [stderr]     Checking tokio-io-timeout v1.1.1
[INFO] [stderr]     Checking tokio-stream v0.1.6
[INFO] [stderr]     Checking h2 v0.3.3
[INFO] [stderr]     Checking tower v0.4.8
[INFO] [stderr]    Compiling tonic-build v0.5.0
[INFO] [stderr]    Compiling coreemu v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking hyper v0.14.9
[INFO] [stderr] error: failed to run custom build command for `coreemu v0.1.2 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/coreemu-072bd9cac0a98811/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" "162eaac6a399ec288abf46744bc8b6acf9612293ce4035f274fe8b16f0711cd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "162eaac6a399ec288abf46744bc8b6acf9612293ce4035f274fe8b16f0711cd1", kill_on_drop: false }`
[INFO] [stdout] 162eaac6a399ec288abf46744bc8b6acf9612293ce4035f274fe8b16f0711cd1
