[INFO] cloning repository https://github.com/adrianbrink/webserver-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/adrianbrink/webserver-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadrianbrink%2Fwebserver-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadrianbrink%2Fwebserver-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6f6f6c2aa6392779b520feb39f54f4fe6411bff1
[INFO] documenting adrianbrink/webserver-rust 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%2Fadrianbrink%2Fwebserver-rust" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/adrianbrink/webserver-rust 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/adrianbrink/webserver-rust
[INFO] finished tweaking git repo https://github.com/adrianbrink/webserver-rust
[INFO] tweaked toml for git repo https://github.com/adrianbrink/webserver-rust written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/adrianbrink/webserver-rust 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]  Downloading crates ...
[INFO] [stderr]   Downloaded pnacl-build-helper v1.4.10
[INFO] [stderr]   Downloaded unsafe-any v0.4.1
[INFO] [stderr]   Downloaded traitobject v0.0.3
[INFO] [stderr]   Downloaded gcc v0.3.40
[INFO] [stderr]   Downloaded openssl-verify v0.1.0
[INFO] [stderr]   Downloaded syntex_syntax v0.50.0
[INFO] [stderr]   Downloaded serde v0.8.19
[INFO] [stderr]   Downloaded syntex_errors v0.50.0
[INFO] [stderr]   Downloaded url v1.2.3
[INFO] [stderr]   Downloaded unicode-bidi v0.2.3
[INFO] [stderr]   Downloaded syntex_pos v0.50.0
[INFO] [stderr]   Downloaded unicode-normalization v0.1.2
[INFO] [stderr]   Downloaded mustache v0.6.3
[INFO] [stderr]   Downloaded nickel v0.9.0
[INFO] [stderr]   Downloaded syntex v0.50.0
[INFO] [stderr]   Downloaded groupable v0.2.0
[INFO] [stderr]   Downloaded sendgrid v0.4.0
[INFO] [stderr]   Downloaded serde_codegen v0.8.19
[INFO] [stderr]   Downloaded serde_codegen_internals v0.11.1
[INFO] [stderr]   Downloaded hyper v0.9.13
[INFO] [stderr]   Downloaded syn v0.10.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 36eddd27b988f2abc5867e1b06d89234b931797fbee40d0ee8506ac19b1ec14a
[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" "36eddd27b988f2abc5867e1b06d89234b931797fbee40d0ee8506ac19b1ec14a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36eddd27b988f2abc5867e1b06d89234b931797fbee40d0ee8506ac19b1ec14a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36eddd27b988f2abc5867e1b06d89234b931797fbee40d0ee8506ac19b1ec14a", kill_on_drop: false }`
[INFO] [stdout] 36eddd27b988f2abc5867e1b06d89234b931797fbee40d0ee8506ac19b1ec14a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] [stdout] 6d8e8f708385e25bbeafcf637c8c9b44efd1cd7b356c4ba6b53c6ba4ddbcbb64
[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" "6d8e8f708385e25bbeafcf637c8c9b44efd1cd7b356c4ba6b53c6ba4ddbcbb64", 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling gcc v0.3.40
[INFO] [stderr]    Compiling libc v0.2.18
[INFO] [stderr]    Compiling log v0.3.6
[INFO] [stderr]    Compiling quote v0.3.10
[INFO] [stderr]     Checking traitobject v0.0.3
[INFO] [stderr]     Checking serde v0.8.19
[INFO] [stderr]    Compiling syntex_pos v0.50.0
[INFO] [stderr]     Checking unicode-bidi v0.2.3
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking num_cpus v1.2.0
[INFO] [stderr]     Checking mustache v0.6.3
[INFO] [stderr]     Checking openssl-sys v0.7.17
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking time v0.1.35
[INFO] [stderr]    Compiling term v0.4.4
[INFO] [stderr]     Checking unsafe-any v0.4.1
[INFO] [stdout] error: enum is private and its variants cannot be re-exported
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mustache-0.6.3/src/parser.rs:4:9
[INFO] [stdout]    |
[INFO] [stdout] 4  | pub use self::ParserState::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 | enum ParserState { TEXT, OTAG, TAG, CTAG }
[INFO] [stdout]    | ---------------- help: consider making the enum public: `pub enum ParserState`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: enum is private and its variants cannot be re-exported
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mustache-0.6.3/src/parser.rs:5:9
[INFO] [stdout]    |
[INFO] [stdout] 5  | pub use self::TokenClass::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 | enum TokenClass {
[INFO] [stdout]    | --------------- help: consider making the enum public: `pub enum TokenClass`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking idna v0.1.0
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mustache`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "6d8e8f708385e25bbeafcf637c8c9b44efd1cd7b356c4ba6b53c6ba4ddbcbb64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d8e8f708385e25bbeafcf637c8c9b44efd1cd7b356c4ba6b53c6ba4ddbcbb64", kill_on_drop: false }`
[INFO] [stdout] 6d8e8f708385e25bbeafcf637c8c9b44efd1cd7b356c4ba6b53c6ba4ddbcbb64