[INFO] cloning repository https://github.com/Ekleog/nixpkgs-check
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ekleog/nixpkgs-check" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEkleog%2Fnixpkgs-check", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEkleog%2Fnixpkgs-check'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5e718e5fda88c7692e5133cf99a528c720ad5895
[INFO] documenting Ekleog/nixpkgs-check 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%2FEkleog%2Fnixpkgs-check" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Ekleog/nixpkgs-check 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/Ekleog/nixpkgs-check
[INFO] finished tweaking git repo https://github.com/Ekleog/nixpkgs-check
[INFO] tweaked toml for git repo https://github.com/Ekleog/nixpkgs-check written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/Ekleog/nixpkgs-check 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] f93530a1359d29c633effb005373c58ac84832bcef2e7608c6551894fb3d1f3f
[INFO] running `Command { std: "docker" "start" "-a" "f93530a1359d29c633effb005373c58ac84832bcef2e7608c6551894fb3d1f3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f93530a1359d29c633effb005373c58ac84832bcef2e7608c6551894fb3d1f3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f93530a1359d29c633effb005373c58ac84832bcef2e7608c6551894fb3d1f3f", kill_on_drop: false }`
[INFO] [stdout] f93530a1359d29c633effb005373c58ac84832bcef2e7608c6551894fb3d1f3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 58ce7e88c2d15f5edd7f6cf735e941690f47f33f5aa8b5bbe59fc37cd72c0e53
[INFO] running `Command { std: "docker" "start" "-a" "58ce7e88c2d15f5edd7f6cf735e941690f47f33f5aa8b5bbe59fc37cd72c0e53", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]    Compiling anyhow v1.0.39
[INFO] [stderr]     Checking zeroize v1.2.0
[INFO] [stderr]     Checking bytesize v1.0.1
[INFO] [stderr]     Checking diff v0.1.12
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]     Checking idna v0.2.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking url v2.2.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking terminal_size v0.1.16
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking console v0.14.1
[INFO] [stderr]     Checking os_type v2.2.0
[INFO] [stderr]    Compiling openssl-sys v0.9.61
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling libssh2-sys v0.2.21
[INFO] [stderr]    Compiling libgit2-sys v0.12.18+1.1.0
[INFO] [stderr]     Checking dialoguer v0.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking ctrlc v3.1.8
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking git2 v0.13.17
[INFO] [stderr]     Checking serde v1.0.125
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]  Documenting nixpkgs-check v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: environment variable `CONTRIBUTING_MD_PATH` not defined
[INFO] [stdout]  --> src/checks/confirm_contributing.rs:5:41
[INFO] [stdout]   |
[INFO] [stdout] 5 | const CONTRIBUTING: &str = include_str!(env!("CONTRIBUTING_MD_PATH"));
[INFO] [stdout]   |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the macro `env` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `nixpkgs-check`
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name nixpkgs_check src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-22a79b45e2f1ad7b.rmeta --extern bytesize=/opt/rustwide/target/debug/deps/libbytesize-e5917d03b17fac97.rmeta --extern console=/opt/rustwide/target/debug/deps/libconsole-5e0bb83e6dd4736a.rmeta --extern crossbeam_channel=/opt/rustwide/target/debug/deps/libcrossbeam_channel-b9c5fbfb7845de57.rmeta --extern ctrlc=/opt/rustwide/target/debug/deps/libctrlc-ea8764242394d67e.rmeta --extern dialoguer=/opt/rustwide/target/debug/deps/libdialoguer-e13ae96eab5b844d.rmeta --extern diff=/opt/rustwide/target/debug/deps/libdiff-d0231f68c2292db7.rmeta --extern git2=/opt/rustwide/target/debug/deps/libgit2-dfefbce23e20a10f.rmeta --extern os_type=/opt/rustwide/target/debug/deps/libos_type-c959efbe2914c557.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-6ada75eed25ae4f6.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-0da0627da0ff73cd.rmeta --extern structopt=/opt/rustwide/target/debug/deps/libstructopt-bac50a4f51f80d8e.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-e7a4f4aabf3e1b69.rmeta --extern uuid=/opt/rustwide/target/debug/deps/libuuid-364fbc8839d9d114.rmeta --extern xdg=/opt/rustwide/target/debug/deps/libxdg-9532df82782d441c.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "58ce7e88c2d15f5edd7f6cf735e941690f47f33f5aa8b5bbe59fc37cd72c0e53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58ce7e88c2d15f5edd7f6cf735e941690f47f33f5aa8b5bbe59fc37cd72c0e53", kill_on_drop: false }`
[INFO] [stdout] 58ce7e88c2d15f5edd7f6cf735e941690f47f33f5aa8b5bbe59fc37cd72c0e53
