[INFO] fetching crate higher-kinded-types 0.1.1...
[INFO] documenting higher-kinded-types-0.1.1 against master#ef324565d071c6d7e2477a195648549e33d6a465 for pr-121659-bump-pulldown-cmark
[INFO] extracting crate higher-kinded-types 0.1.1 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate higher-kinded-types 0.1.1 on toolchain ef324565d071c6d7e2477a195648549e33d6a465
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ef324565d071c6d7e2477a195648549e33d6a465" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-1-tc1/source/.cargo/config
[INFO] removed /workspace/builds/worker-1-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate higher-kinded-types 0.1.1
[INFO] finished tweaking crates.io crate higher-kinded-types 0.1.1
[INFO] tweaked toml for crates.io crate higher-kinded-types 0.1.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ef324565d071c6d7e2477a195648549e33d6a465" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ef324565d071c6d7e2477a195648549e33d6a465" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded never-say-never v6.6.666
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ef324565d071c6d7e2477a195648549e33d6a465" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 64ec5a0ea972329939623474bd404a64400726abc5b226144119ce668b70c30e
[INFO] running `Command { std: "docker" "start" "-a" "64ec5a0ea972329939623474bd404a64400726abc5b226144119ce668b70c30e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64ec5a0ea972329939623474bd404a64400726abc5b226144119ce668b70c30e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64ec5a0ea972329939623474bd404a64400726abc5b226144119ce668b70c30e", kill_on_drop: false }`
[INFO] [stdout] 64ec5a0ea972329939623474bd404a64400726abc5b226144119ce668b70c30e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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=forbid" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ef324565d071c6d7e2477a195648549e33d6a465" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27a704b931233df4c204ebb43b6fcf7250e80b1a1f5762b02a18eb9117cff336
[INFO] running `Command { std: "docker" "start" "-a" "27a704b931233df4c204ebb43b6fcf7250e80b1a1f5762b02a18eb9117cff336", kill_on_drop: false }`
[INFO] [stderr]     Checking never-say-never v6.6.666
[INFO] [stderr]  Documenting higher-kinded-types v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/higher_kinded_types/index.html
[INFO] running `Command { std: "docker" "inspect" "27a704b931233df4c204ebb43b6fcf7250e80b1a1f5762b02a18eb9117cff336", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27a704b931233df4c204ebb43b6fcf7250e80b1a1f5762b02a18eb9117cff336", kill_on_drop: false }`
[INFO] [stdout] 27a704b931233df4c204ebb43b6fcf7250e80b1a1f5762b02a18eb9117cff336
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ef324565d071c6d7e2477a195648549e33d6a465" "rustdoc" "--lib" "-Zrustdoc-map" "--features" "docs-rs" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"--html-before-content\", \"fix-docsrs-li-details-summary.html\", \"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ce01a6dd6e466560b5b12f69fc8eb8dce876e14d4ea0969e025fa1e1a58a489
[INFO] running `Command { std: "docker" "start" "-a" "3ce01a6dd6e466560b5b12f69fc8eb8dce876e14d4ea0969e025fa1e1a58a489", kill_on_drop: false }`
[INFO] [stderr]  Documenting higher-kinded-types v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `rustc_attrs` is internal to the compiler or standard library
[INFO] [stdout]   --> src/_lib.rs:11:34
[INFO] [stdout]    |
[INFO] [stdout] 11 |     feature(decl_macro, doc_cfg, rustc_attrs, trait_alias),
[INFO] [stdout]    |                                  ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: using it is strongly discouraged
[INFO] [stdout]    = note: `#[warn(internal_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/higher_kinded_types/index.html
[INFO] running `Command { std: "docker" "inspect" "3ce01a6dd6e466560b5b12f69fc8eb8dce876e14d4ea0969e025fa1e1a58a489", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ce01a6dd6e466560b5b12f69fc8eb8dce876e14d4ea0969e025fa1e1a58a489", kill_on_drop: false }`
[INFO] [stdout] 3ce01a6dd6e466560b5b12f69fc8eb8dce876e14d4ea0969e025fa1e1a58a489