[INFO] updating cached repository https://github.com/Kroc/retronym
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fe605e5d57af932fb8ce49359031f51aff1a5100
[INFO] documenting Kroc/retronym against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKroc%2Fretronym" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kroc/retronym on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Kroc/retronym
[INFO] finished tweaking git repo https://github.com/Kroc/retronym
[INFO] tweaked toml for git repo https://github.com/Kroc/retronym written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/Kroc/retronym already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", 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] 7731248365f5fd9ec64131ab8303ae3bc44517a2be08618bf1c48e09144932be
[INFO] running `Command { std: "docker" "start" "-a" "7731248365f5fd9ec64131ab8303ae3bc44517a2be08618bf1c48e09144932be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7731248365f5fd9ec64131ab8303ae3bc44517a2be08618bf1c48e09144932be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7731248365f5fd9ec64131ab8303ae3bc44517a2be08618bf1c48e09144932be", kill_on_drop: false }`
[INFO] [stdout] 7731248365f5fd9ec64131ab8303ae3bc44517a2be08618bf1c48e09144932be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "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] 9a1dd31407cdd602c58929670d8433cff0157941266f678359ffb6e0ffb2f410
[INFO] running `Command { std: "docker" "start" "-a" "9a1dd31407cdd602c58929670d8433cff0157941266f678359ffb6e0ffb2f410", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.19
[INFO] [stderr]    Compiling pest v1.0.6
[INFO] [stderr]    Compiling maplit v1.0.1
[INFO] [stderr]    Compiling ucd-trie v0.1.1
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking pest v2.0.2
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling pest_derive v1.0.8
[INFO] [stderr]    Compiling pest_meta v2.0.0
[INFO] [stderr]    Compiling pest_generator v2.0.0
[INFO] [stderr]    Compiling pest_derive v2.0.1
[INFO] [stderr]  Documenting retronym v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `[Chainable]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/lib/struct.rs:87:41
[INFO] [stdout]    |
[INFO] [stdout] 87 |     /// Add a `Field` to the `Struct`. [Chainable]
[INFO] [stdout]    |                                         ^^^^^^^^^ cannot be resolved, ignoring
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(intra_doc_link_resolution_failure)]` on by default
[INFO] [stdout]    = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.69s
[INFO] running `Command { std: "docker" "inspect" "9a1dd31407cdd602c58929670d8433cff0157941266f678359ffb6e0ffb2f410", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a1dd31407cdd602c58929670d8433cff0157941266f678359ffb6e0ffb2f410", kill_on_drop: false }`
[INFO] [stdout] 9a1dd31407cdd602c58929670d8433cff0157941266f678359ffb6e0ffb2f410