[INFO] fetching crate bztree 0.1.0...
[INFO] documenting bztree-0.1.0 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate bztree 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate bztree 0.1.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bztree 0.1.0
[INFO] finished tweaking crates.io crate bztree 0.1.0
[INFO] tweaked toml for crates.io crate bztree 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mwcas v0.1.0
[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" "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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 38568b0cb363561d3ca139ca41aa5d6f4beb0878169528cd820e0ed824e590ce
[INFO] running `Command { std: "docker" "start" "-a" "38568b0cb363561d3ca139ca41aa5d6f4beb0878169528cd820e0ed824e590ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38568b0cb363561d3ca139ca41aa5d6f4beb0878169528cd820e0ed824e590ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38568b0cb363561d3ca139ca41aa5d6f4beb0878169528cd820e0ed824e590ce", kill_on_drop: false }`
[INFO] [stdout] 38568b0cb363561d3ca139ca41aa5d6f4beb0878169528cd820e0ed824e590ce
[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" "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" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2fd5a8af390866566d65eed7e5478c84e02108b837a7b16d368c62213e6b155
[INFO] running `Command { std: "docker" "start" "-a" "f2fd5a8af390866566d65eed7e5478c84e02108b837a7b16d368c62213e6b155", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking mwcas v0.1.0
[INFO] [stderr]  Documenting bztree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `KeyValue`
[INFO] [stdout]     --> src/node.rs:1060:42
[INFO] [stdout]      |
[INFO] [stdout] 1060 |     /// Defer drop of value inside this [`KeyValue`] after upsert/delete.
[INFO] [stdout]      |                                          ^^^^^^^^^^ no item named `KeyValue` in scope
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout]      = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `crossbeam::epoch`
[INFO] [stdout]   --> src/lib.rs:72:18
[INFO] [stdout]    |
[INFO] [stdout] 72 | /// BzTree uses [crossbeam::epoch] memory reclamation to free memory of removed/replaced key-values.
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^ no item named `crossbeam` in scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.72s
[INFO] running `Command { std: "docker" "inspect" "f2fd5a8af390866566d65eed7e5478c84e02108b837a7b16d368c62213e6b155", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2fd5a8af390866566d65eed7e5478c84e02108b837a7b16d368c62213e6b155", kill_on_drop: false }`
[INFO] [stdout] f2fd5a8af390866566d65eed7e5478c84e02108b837a7b16d368c62213e6b155
