[INFO] cloning repository https://github.com/Actyx/tracing-android
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Actyx/tracing-android" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FActyx%2Ftracing-android", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FActyx%2Ftracing-android'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 67a2c17efbcb7cb7b2c9b0e699fcf2cafb2b2a73
[INFO] documenting Actyx/tracing-android against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FActyx%2Ftracing-android" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Actyx/tracing-android on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Actyx/tracing-android
[INFO] finished tweaking git repo https://github.com/Actyx/tracing-android
[INFO] tweaked toml for git repo https://github.com/Actyx/tracing-android written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/Actyx/tracing-android already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 276c6f7654577ad958c178b796946dfe6ecc77bc225e14e7d76c8420ed266f80
[INFO] running `Command { std: "docker" "start" "-a" "276c6f7654577ad958c178b796946dfe6ecc77bc225e14e7d76c8420ed266f80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "276c6f7654577ad958c178b796946dfe6ecc77bc225e14e7d76c8420ed266f80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "276c6f7654577ad958c178b796946dfe6ecc77bc225e14e7d76c8420ed266f80", kill_on_drop: false }`
[INFO] [stdout] 276c6f7654577ad958c178b796946dfe6ecc77bc225e14e7d76c8420ed266f80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58eeccfb5a6448682a2acadfdcf92d80b1c3b21484d3db83aa012dc4ea22b4d7
[INFO] running `Command { std: "docker" "start" "-a" "58eeccfb5a6448682a2acadfdcf92d80b1c3b21484d3db83aa012dc4ea22b4d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking android_log-sys v0.2.0
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking sharded-slab v0.1.1
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking tracing-serde v0.1.2
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking tracing-subscriber v0.2.19
[INFO] [stderr]  Documenting tracing-android v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: public documentation for `layer` links to private item `layer::Layer`
[INFO] [stdout]   --> src/lib.rs:13:19
[INFO] [stdout]    |
[INFO] [stdout] 13 | /// Constructs a [`layer::Layer`] with the given `tag`.
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^ this item is private
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::private_intra_doc_links)]` on by default
[INFO] [stdout]    = note: this link resolves only because you passed `--document-private-items`, but will break without
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.25s
[INFO] running `Command { std: "docker" "inspect" "58eeccfb5a6448682a2acadfdcf92d80b1c3b21484d3db83aa012dc4ea22b4d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58eeccfb5a6448682a2acadfdcf92d80b1c3b21484d3db83aa012dc4ea22b4d7", kill_on_drop: false }`
[INFO] [stdout] 58eeccfb5a6448682a2acadfdcf92d80b1c3b21484d3db83aa012dc4ea22b4d7