[INFO] fetching crate marked 0.2.0...
[INFO] documenting marked-0.2.0 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate marked 0.2.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate marked 0.2.0 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 crates.io crate marked 0.2.0
[INFO] finished tweaking crates.io crate marked 0.2.0
[INFO] tweaked toml for crates.io crate marked 0.2.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] f47785fd4765cb89ca276c7731b858d718ad5fa58b0ee2ebd4eac89f6efd3fa0
[INFO] running `Command { std: "docker" "start" "-a" "f47785fd4765cb89ca276c7731b858d718ad5fa58b0ee2ebd4eac89f6efd3fa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f47785fd4765cb89ca276c7731b858d718ad5fa58b0ee2ebd4eac89f6efd3fa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f47785fd4765cb89ca276c7731b858d718ad5fa58b0ee2ebd4eac89f6efd3fa0", kill_on_drop: false }`
[INFO] [stdout] f47785fd4765cb89ca276c7731b858d718ad5fa58b0ee2ebd4eac89f6efd3fa0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stdout] 9192a4ae98b14a4185981c11bc0a1544fa91604b6677a904578000c5e4e20dc5
[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" "9192a4ae98b14a4185981c11bc0a1544fa91604b6677a904578000c5e4e20dc5", kill_on_drop: false }`
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling encoding_rs v0.8.23
[INFO] [stderr]    Compiling marked v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking string_cache v0.8.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking tendril v0.4.1
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling markup5ever v0.10.0
[INFO] [stderr]  Documenting marked v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unknown attribute `norun`. Did you mean `no_run`?
[INFO] [stdout]   --> src/dom/filter.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 | /     /// Perform a depth-first (children before parent nodes) walk from the
[INFO] [stdout] 52 | |     /// specified node ID, applying the provided function.
[INFO] [stdout] 53 | |     ///
[INFO] [stdout] 54 | |     /// ### Traversal order
[INFO] [stdout] ...  |
[INFO] [stdout] 87 | |     /// have been detached, use [`Document::deep_clone`] and drop the original
[INFO] [stdout] 88 | |     /// `Document.`.
[INFO] [stdout]    | |____________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(invalid_codeblock_attribute)]` on by default
[INFO] [stdout]    = help: the code block will either not be tested if not marked as a rust one or will be run (which you might not want)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "9192a4ae98b14a4185981c11bc0a1544fa91604b6677a904578000c5e4e20dc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9192a4ae98b14a4185981c11bc0a1544fa91604b6677a904578000c5e4e20dc5", kill_on_drop: false }`
[INFO] [stdout] 9192a4ae98b14a4185981c11bc0a1544fa91604b6677a904578000c5e4e20dc5