[INFO] updating cached repository https://github.com/maxdeviant/yew-playground
[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] d36fc3efd0e61ad11ed8d981681353913a1807e6
[INFO] documenting maxdeviant/yew-playground against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxdeviant%2Fyew-playground" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/maxdeviant/yew-playground on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-1/source/.cargo/config
[INFO] started tweaking git repo https://github.com/maxdeviant/yew-playground
[INFO] finished tweaking git repo https://github.com/maxdeviant/yew-playground
[INFO] tweaked toml for git repo https://github.com/maxdeviant/yew-playground written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/maxdeviant/yew-playground 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] 0a22c51206165e82669f188aba7d452063d513744f5bb9c99d2c546e3c8010f6
[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" "0a22c51206165e82669f188aba7d452063d513744f5bb9c99d2c546e3c8010f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a22c51206165e82669f188aba7d452063d513744f5bb9c99d2c546e3c8010f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a22c51206165e82669f188aba7d452063d513744f5bb9c99d2c546e3c8010f6", kill_on_drop: false }`
[INFO] [stdout] 0a22c51206165e82669f188aba7d452063d513744f5bb9c99d2c546e3c8010f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] b847f8d30555af02059dcd66de470e9805ded130e48a562e1509919f5c7cecf4
[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" "b847f8d30555af02059dcd66de470e9805ded130e48a562e1509919f5c7cecf4", kill_on_drop: false }`
[INFO] [stderr]     Checking itoa v0.4.2
[INFO] [stderr]    Compiling stdweb v0.4.7
[INFO] [stderr]     Checking dtoa v0.4.3
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking discard v1.0.3
[INFO] [stderr]     Checking slab v0.4.0
[INFO] [stderr]     Checking anymap v0.12.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.6
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking log v0.4.3
[INFO] [stderr]    Compiling serde v1.0.70
[INFO] [stderr]     Checking bincode v1.0.1
[INFO] [stderr]     Checking bytes v0.4.8
[INFO] [stderr]     Checking serde_json v1.0.22
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]    Compiling syn v0.14.4
[INFO] [stderr]     Checking http v0.1.7
[INFO] [stderr]    Compiling syn v0.12.15
[INFO] [stderr]    Compiling serde_derive v1.0.70
[INFO] [stderr]    Compiling stdweb-derive v0.4.0
[INFO] [stderr]     Checking yew v0.5.0 (https://github.com/DenisKolodin/yew.git#f077a9a0)
[INFO] [stderr]  Documenting yew-app v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.79s
[INFO] running `Command { std: "docker" "inspect" "b847f8d30555af02059dcd66de470e9805ded130e48a562e1509919f5c7cecf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b847f8d30555af02059dcd66de470e9805ded130e48a562e1509919f5c7cecf4", kill_on_drop: false }`
[INFO] [stdout] b847f8d30555af02059dcd66de470e9805ded130e48a562e1509919f5c7cecf4