[INFO] cloning repository https://github.com/developerworks/proc-macro-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/developerworks/proc-macro-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeveloperworks%2Fproc-macro-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeveloperworks%2Fproc-macro-demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7d9c951a68c5dcea7a6c39cfe4062557b63ccd5e
[INFO] documenting developerworks/proc-macro-demo against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeveloperworks%2Fproc-macro-demo" "/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/developerworks/proc-macro-demo on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/developerworks/proc-macro-demo
[INFO] finished tweaking git repo https://github.com/developerworks/proc-macro-demo
[INFO] tweaked toml for git repo https://github.com/developerworks/proc-macro-demo written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/developerworks/proc-macro-demo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5d96f07931e8916d4bf5487d91b7a6828b2f8f24b12e81724b5cabed5d47b88c
[INFO] running `Command { std: "docker" "start" "-a" "5d96f07931e8916d4bf5487d91b7a6828b2f8f24b12e81724b5cabed5d47b88c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d96f07931e8916d4bf5487d91b7a6828b2f8f24b12e81724b5cabed5d47b88c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d96f07931e8916d4bf5487d91b7a6828b2f8f24b12e81724b5cabed5d47b88c", kill_on_drop: false }`
[INFO] [stdout] 5d96f07931e8916d4bf5487d91b7a6828b2f8f24b12e81724b5cabed5d47b88c
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ecaa2339613a6557d463f43271045472cff06380ea714b8901de257bd8771302
[INFO] running `Command { std: "docker" "start" "-a" "ecaa2339613a6557d463f43271045472cff06380ea714b8901de257bd8771302", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.38
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]     Checking hello_macro v0.1.0 (/opt/rustwide/workdir/hello_macro)
[INFO] [stderr]  Documenting hello_macro v0.1.0 (/opt/rustwide/workdir/hello_macro)
[INFO] [stderr]     Checking quote v1.0.18
[INFO] [stderr]  Documenting hello_macro_derive v0.1.0 (/opt/rustwide/workdir/hello_macro_derive)
[INFO] [stderr]    Compiling hello_macro_derive v0.1.0 (/opt/rustwide/workdir/hello_macro_derive)
[INFO] [stderr]  Documenting macro2 v0.1.0 (/opt/rustwide/workdir/macro2)
[INFO] [stderr] attr: [
[INFO] [stderr]     Meta(
[INFO] [stderr]         Path(
[INFO] [stderr]             Path {
[INFO] [stderr]                 leading_colon: None,
[INFO] [stderr]                 segments: [
[INFO] [stderr]                     PathSegment {
[INFO] [stderr]                         ident: Ident {
[INFO] [stderr]                             ident: "blog",
[INFO] [stderr]                             span: #0 bytes(407..411),
[INFO] [stderr]                         },
[INFO] [stderr]                         arguments: None,
[INFO] [stderr]                     },
[INFO] [stderr]                     Colon2,
[INFO] [stderr]                     PathSegment {
[INFO] [stderr]                         ident: Ident {
[INFO] [stderr]                             ident: "article",
[INFO] [stderr]                             span: #0 bytes(413..420),
[INFO] [stderr]                         },
[INFO] [stderr]                         arguments: None,
[INFO] [stderr]                     },
[INFO] [stderr]                 ],
[INFO] [stderr]             },
[INFO] [stderr]         ),
[INFO] [stderr]     ),
[INFO] [stderr] ]
[INFO] [stderr] item: Fn(
[INFO] [stderr]     ItemFn {
[INFO] [stderr]         attrs: [],
[INFO] [stderr]         vis: Inherited,
[INFO] [stderr]         sig: Signature {
[INFO] [stderr]             constness: None,
[INFO] [stderr]             asyncness: None,
[INFO] [stderr]             unsafety: None,
[INFO] [stderr]             abi: None,
[INFO] [stderr]             fn_token: Fn,
[INFO] [stderr]             ident: Ident {
[INFO] [stderr]                 ident: "get",
[INFO] [stderr]                 span: #0 bytes(426..429),
[INFO] [stderr]             },
[INFO] [stderr]             generics: Generics {
[INFO] [stderr]                 lt_token: None,
[INFO] [stderr]                 params: [],
[INFO] [stderr]                 gt_token: None,
[INFO] [stderr]                 where_clause: None,
[INFO] [stderr]             },
[INFO] [stderr]             paren_token: Paren,
[INFO] [stderr]             inputs: [],
[INFO] [stderr]             variadic: None,
[INFO] [stderr]             output: Default,
[INFO] [stderr]         },
[INFO] [stderr]         block: Block {
[INFO] [stderr]             brace_token: Brace,
[INFO] [stderr]             stmts: [
[INFO] [stderr]                 Semi(
[INFO] [stderr]                     Macro(
[INFO] [stderr]                         ExprMacro {
[INFO] [stderr]                             attrs: [],
[INFO] [stderr]                             mac: Macro {
[INFO] [stderr]                                 path: Path {
[INFO] [stderr]                                     leading_colon: None,
[INFO] [stderr]                                     segments: [
[INFO] [stderr]                                         PathSegment {
[INFO] [stderr]                                             ident: Ident {
[INFO] [stderr]                                                 ident: "println",
[INFO] [stderr]                                                 span: #0 bytes(438..445),
[INFO] [stderr]                                             },
[INFO] [stderr]                                             arguments: None,
[INFO] [stderr]                                         },
[INFO] [stderr]                                     ],
[INFO] [stderr]                                 },
[INFO] [stderr]                                 bang_token: Bang,
[INFO] [stderr]                                 delimiter: Paren(
[INFO] [stderr]                                     Paren,
[INFO] [stderr]                                 ),
[INFO] [stderr]                                 tokens: TokenStream [
[INFO] [stderr]                                     Literal {
[INFO] [stderr]                                         kind: Str,
[INFO] [stderr]                                         symbol: "get /index",
[INFO] [stderr]                                         suffix: None,
[INFO] [stderr]                                         span: #0 bytes(447..459),
[INFO] [stderr]                                     },
[INFO] [stderr]                                 ],
[INFO] [stderr]                             },
[INFO] [stderr]                         },
[INFO] [stderr]                     ),
[INFO] [stderr]                     Semi,
[INFO] [stderr]                 ),
[INFO] [stderr]             ],
[INFO] [stderr]         },
[INFO] [stderr]     },
[INFO] [stderr] )
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.31s
[INFO] running `Command { std: "docker" "inspect" "ecaa2339613a6557d463f43271045472cff06380ea714b8901de257bd8771302", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecaa2339613a6557d463f43271045472cff06380ea714b8901de257bd8771302", kill_on_drop: false }`
[INFO] [stdout] ecaa2339613a6557d463f43271045472cff06380ea714b8901de257bd8771302
[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" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] e34224db10aa30cc107287b3fd0efa33f5b4099ab7cf360af585c31ccb45b2f8
[INFO] running `Command { std: "docker" "start" "-a" "e34224db10aa30cc107287b3fd0efa33f5b4099ab7cf360af585c31ccb45b2f8", kill_on_drop: false }`
[INFO] [stderr] error: manifest path `/opt/rustwide/workdir/Cargo.toml` is a virtual manifest, but this command requires running against an actual package in this workspace
[INFO] running `Command { std: "docker" "inspect" "e34224db10aa30cc107287b3fd0efa33f5b4099ab7cf360af585c31ccb45b2f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e34224db10aa30cc107287b3fd0efa33f5b4099ab7cf360af585c31ccb45b2f8", kill_on_drop: false }`
[INFO] [stdout] e34224db10aa30cc107287b3fd0efa33f5b4099ab7cf360af585c31ccb45b2f8