[INFO] fetching crate coffee 0.4.1...
[INFO] documenting coffee-0.4.1 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate coffee 0.4.1 into /workspace/builds/worker-88/source
[INFO] validating manifest of crates.io crate coffee 0.4.1 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate coffee 0.4.1
[INFO] finished tweaking crates.io crate coffee 0.4.1
[INFO] tweaked toml for crates.io crate coffee 0.4.1 written to /workspace/builds/worker-88/source/Cargo.toml
[INFO] crate crates.io crate coffee 0.4.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 68ae1b54bced9c671936e0fd5199304db3ddb7458602c4a7fe81ea5f80741bec
[INFO] running `Command { std: "docker" "start" "-a" "68ae1b54bced9c671936e0fd5199304db3ddb7458602c4a7fe81ea5f80741bec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68ae1b54bced9c671936e0fd5199304db3ddb7458602c4a7fe81ea5f80741bec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68ae1b54bced9c671936e0fd5199304db3ddb7458602c4a7fe81ea5f80741bec", kill_on_drop: false }`
[INFO] [stdout] 68ae1b54bced9c671936e0fd5199304db3ddb7458602c4a7fe81ea5f80741bec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a22715c60b808ab25901b0314d13efe4651bc1f21f68bf213c641b1bc0ac176
[INFO] running `Command { std: "docker" "start" "-a" "4a22715c60b808ab25901b0314d13efe4651bc1f21f68bf213c641b1bc0ac176", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling cc v1.0.52
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling xml-rs v0.8.2
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking downcast-rs v1.1.1
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]    Compiling coffee v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking instant v0.1.3
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stdout] error: You need to enable a graphics backend feature. Available options: opengl, vulkan, metal, dx11, dx12.
[INFO] [stdout]   --> build.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / compile_error!(
[INFO] [stdout] 9  | |     "You need to enable a graphics backend feature. \
[INFO] [stdout] 10 | |      Available options: opengl, vulkan, metal, dx11, dx12."
[INFO] [stdout] 11 | | );
[INFO] [stdout]    | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `coffee` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "4a22715c60b808ab25901b0314d13efe4651bc1f21f68bf213c641b1bc0ac176", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a22715c60b808ab25901b0314d13efe4651bc1f21f68bf213c641b1bc0ac176", kill_on_drop: false }`
[INFO] [stdout] 4a22715c60b808ab25901b0314d13efe4651bc1f21f68bf213c641b1bc0ac176
