[INFO] cloning repository https://github.com/jD91mZM2/nix-lsp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jD91mZM2/nix-lsp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FjD91mZM2%2Fnix-lsp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FjD91mZM2%2Fnix-lsp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 380d6f9cc471f04a7d8bac1e6aaf2a22f4cc3f03
[INFO] documenting jD91mZM2/nix-lsp against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FjD91mZM2%2Fnix-lsp" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jD91mZM2/nix-lsp on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jD91mZM2/nix-lsp
[INFO] finished tweaking git repo https://github.com/jD91mZM2/nix-lsp
[INFO] tweaked toml for git repo https://github.com/jD91mZM2/nix-lsp written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/jD91mZM2/nix-lsp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--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 cbitset v0.2.0
[INFO] [stderr]   Downloaded smol_str v0.1.15
[INFO] [stderr]   Downloaded rnix v0.7.2
[INFO] [stderr]   Downloaded lsp-server v0.3.1
[INFO] [stderr]   Downloaded lsp-types v0.68.1
[INFO] [stderr]   Downloaded nixpkgs-fmt v0.9.0
[INFO] [stderr]   Downloaded rowan v0.6.3
[INFO] [stderr]   Downloaded text_unit v0.1.9
[INFO] [stderr]   Downloaded ignore v0.4.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9453c6bfdad4050c7ac4142ac236068920450b303d31be4b65c93662f152eddf
[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" "9453c6bfdad4050c7ac4142ac236068920450b303d31be4b65c93662f152eddf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9453c6bfdad4050c7ac4142ac236068920450b303d31be4b65c93662f152eddf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9453c6bfdad4050c7ac4142ac236068920450b303d31be4b65c93662f152eddf", kill_on_drop: false }`
[INFO] [stdout] 9453c6bfdad4050c7ac4142ac236068920450b303d31be4b65c93662f152eddf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9dd03c28990c221df15aaf846603490ab8b0cfd4e7fb43e3e1885a7746f40f8d
[INFO] running `Command { std: "docker" "start" "-a" "9dd03c28990c221df15aaf846603490ab8b0cfd4e7fb43e3e1885a7746f40f8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]     Checking regex-syntax v0.6.13
[INFO] [stderr]     Checking smallvec v1.1.0
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking same-file v1.0.5
[INFO] [stderr]     Checking smol_str v0.1.15
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking termcolor v1.0.5
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking walkdir v2.2.9
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking unicode-normalization v0.1.11
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking bstr v0.2.9
[INFO] [stderr]     Checking crossbeam-channel v0.4.0
[INFO] [stderr]     Checking rustc-hash v1.0.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking cbitset v0.2.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking regex v1.3.3
[INFO] [stderr]     Checking globset v0.4.4
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking ignore v0.4.11
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling serde_repr v0.1.5
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]     Checking text_unit v0.1.9
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking rowan v0.6.3
[INFO] [stderr]     Checking rnix v0.7.2
[INFO] [stderr]     Checking nixpkgs-fmt v0.9.0
[INFO] [stderr]     Checking lsp-types v0.68.1
[INFO] [stderr]     Checking lsp-server v0.3.1
[INFO] [stderr]  Documenting rnix-lsp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 13s
[INFO] running `Command { std: "docker" "inspect" "9dd03c28990c221df15aaf846603490ab8b0cfd4e7fb43e3e1885a7746f40f8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dd03c28990c221df15aaf846603490ab8b0cfd4e7fb43e3e1885a7746f40f8d", kill_on_drop: false }`
[INFO] [stdout] 9dd03c28990c221df15aaf846603490ab8b0cfd4e7fb43e3e1885a7746f40f8d