[INFO] crate solana_libra_metrics 0.0.1-sol5 is already in cache
[INFO] documenting solana_libra_metrics-0.0.1-sol5 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate solana_libra_metrics 0.0.1-sol5 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate solana_libra_metrics 0.0.1-sol5 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 solana_libra_metrics 0.0.1-sol5
[INFO] finished tweaking crates.io crate solana_libra_metrics 0.0.1-sol5
[INFO] tweaked toml for crates.io crate solana_libra_metrics 0.0.1-sol5 written to /workspace/builds/worker-4/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] 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" "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] d64ccc2b64dd87670d24363f199bb78308364c754a3cb2e46ed619e577e21dc4
[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" "d64ccc2b64dd87670d24363f199bb78308364c754a3cb2e46ed619e577e21dc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d64ccc2b64dd87670d24363f199bb78308364c754a3cb2e46ed619e577e21dc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d64ccc2b64dd87670d24363f199bb78308364c754a3cb2e46ed619e577e21dc4", kill_on_drop: false }`
[INFO] [stdout] d64ccc2b64dd87670d24363f199bb78308364c754a3cb2e46ed619e577e21dc4
[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" "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] 8b7d5997b67678bceac723cdac83379db2814bc9d2677b13647017ba6053c3d3
[INFO] running `Command { std: "docker" "start" "-a" "8b7d5997b67678bceac723cdac83379db2814bc9d2677b13647017ba6053c3d3", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.10
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[INFO] [stderr]     Checking solana_libra_logger v0.0.1-sol5
[INFO] [stderr]  Documenting solana_libra_metrics v0.0.1-sol5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `[::Encoder]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/json_encoder.rs:12:41
[INFO] [stdout]    |
[INFO] [stdout] 12 | /// An implementation of an [`Encoder`](::Encoder) that converts a `MetricFamily` proto message
[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 1m 46s
[INFO] running `Command { std: "docker" "inspect" "8b7d5997b67678bceac723cdac83379db2814bc9d2677b13647017ba6053c3d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b7d5997b67678bceac723cdac83379db2814bc9d2677b13647017ba6053c3d3", kill_on_drop: false }`
[INFO] [stdout] 8b7d5997b67678bceac723cdac83379db2814bc9d2677b13647017ba6053c3d3