[INFO] cloning repository https://github.com/422404/Lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/422404/Lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F422404%2FLang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F422404%2FLang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 215df43cda38b563e67ce18be72b21cc23b34e63
[INFO] documenting 422404/Lang against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F422404%2FLang" "/workspace/builds/worker-81/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-81/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/422404/Lang 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 git repo https://github.com/422404/Lang
[INFO] finished tweaking git repo https://github.com/422404/Lang
[INFO] tweaked toml for git repo https://github.com/422404/Lang written to /workspace/builds/worker-81/source/Cargo.toml
[INFO] crate git repo https://github.com/422404/Lang 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 }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded maplit v1.0.1
[INFO] [stderr]   Downloaded ucd-trie v0.1.1
[INFO] [stderr]   Downloaded pest_generator v2.1.0
[INFO] [stderr]   Downloaded pest v2.1.0
[INFO] [stderr]   Downloaded sha-1 v0.7.0
[INFO] [stderr]   Downloaded pest_meta v2.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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] 0adfde69013043c958584d156f1bff09bac39af499b33bd10c98ae24ef94beac
[INFO] running `Command { std: "docker" "start" "-a" "0adfde69013043c958584d156f1bff09bac39af499b33bd10c98ae24ef94beac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0adfde69013043c958584d156f1bff09bac39af499b33bd10c98ae24ef94beac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0adfde69013043c958584d156f1bff09bac39af499b33bd10c98ae24ef94beac", kill_on_drop: false }`
[INFO] [stdout] 0adfde69013043c958584d156f1bff09bac39af499b33bd10c98ae24ef94beac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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] 79fe5a40c59e77e0ca2c288ce9f3d6af84e5c3b83f83fb5d41cdd02078767075
[INFO] running `Command { std: "docker" "start" "-a" "79fe5a40c59e77e0ca2c288ce9f3d6af84e5c3b83f83fb5d41cdd02078767075", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling ucd-trie v0.1.1
[INFO] [stderr]    Compiling maplit v1.0.1
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]     Checking pest v2.1.0
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.24
[INFO] [stderr]    Compiling pest_meta v2.1.0
[INFO] [stderr]    Compiling pest_generator v2.1.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking lang-parser v0.1.0 (/opt/rustwide/workdir/parser)
[INFO] [stderr]  Documenting lang-parser v0.1.0 (/opt/rustwide/workdir/parser)
[INFO] [stderr]  Documenting lang-compiler v0.1.0 (/opt/rustwide/workdir/compiler)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.46s
[INFO] running `Command { std: "docker" "inspect" "79fe5a40c59e77e0ca2c288ce9f3d6af84e5c3b83f83fb5d41cdd02078767075", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79fe5a40c59e77e0ca2c288ce9f3d6af84e5c3b83f83fb5d41cdd02078767075", kill_on_drop: false }`
[INFO] [stdout] 79fe5a40c59e77e0ca2c288ce9f3d6af84e5c3b83f83fb5d41cdd02078767075