[INFO] crate echoloc 0.1.10 is already in cache
[INFO] documenting echoloc-0.1.10 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate echoloc 0.1.10 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate echoloc 0.1.10 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 echoloc 0.1.10
[INFO] finished tweaking crates.io crate echoloc 0.1.10
[INFO] tweaked toml for crates.io crate echoloc 0.1.10 written to /workspace/builds/worker-7/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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 23255230692b9a538fb9e695b3edf0232037fd321a56ec811067e5566e1398d3
[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" "23255230692b9a538fb9e695b3edf0232037fd321a56ec811067e5566e1398d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23255230692b9a538fb9e695b3edf0232037fd321a56ec811067e5566e1398d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23255230692b9a538fb9e695b3edf0232037fd321a56ec811067e5566e1398d3", kill_on_drop: false }`
[INFO] [stdout] 23255230692b9a538fb9e695b3edf0232037fd321a56ec811067e5566e1398d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 898c85589a8faba5535201b6b8599ba4ee78ccb14d63e86c9028166054b3105f
[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" "898c85589a8faba5535201b6b8599ba4ee78ccb14d63e86c9028166054b3105f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.3
[INFO] [stderr]     Checking encoding_rs v0.8.23
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking crossbeam-utils v0.7.2
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking native-tls v0.2.4
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking crossbeam-channel v0.4.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking slog-try v0.2.0
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling getset v0.1.1
[INFO] [stderr]     Checking pin-project v0.4.22
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking h2 v0.2.5
[INFO] [stderr]     Checking hyper v0.13.6
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking serde_json v1.0.56
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking reqwest v0.10.6
[INFO] [stderr]  Documenting echoloc v0.1.10 (/opt/rustwide/workdir)
[INFO] [stdout] warning: Rust code block is empty
[INFO] [stdout]   --> src/lib.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |   //! ```
[INFO] [stdout]    |  _____^
[INFO] [stdout] 13 | | //! ```
[INFO] [stdout]    | |_______^
[INFO] [stdout]    |
[INFO] [stdout] help: mark blocks that do not contain Rust code as text
[INFO] [stdout]    |
[INFO] [stdout] 12 | //! ```text
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: Rust code block is empty
[INFO] [stdout]   --> src/echo.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |   //! ```
[INFO] [stdout]    |  _____^
[INFO] [stdout] 15 | | //! ```
[INFO] [stdout]    | |_______^
[INFO] [stdout]    |
[INFO] [stdout] help: mark blocks that do not contain Rust code as text
[INFO] [stdout]    |
[INFO] [stdout] 14 | //! ```text
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: Rust code block is empty
[INFO] [stdout]   --> src/error.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |   //! ```
[INFO] [stdout]    |  _____^
[INFO] [stdout] 13 | | //! ```
[INFO] [stdout]    | |_______^
[INFO] [stdout]    |
[INFO] [stdout] help: mark blocks that do not contain Rust code as text
[INFO] [stdout]    |
[INFO] [stdout] 12 | //! ```text
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: Rust code block is empty
[INFO] [stdout]   --> src/runnable.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |   //! ```
[INFO] [stdout]    |  _____^
[INFO] [stdout] 13 | | //! ```
[INFO] [stdout]    | |_______^
[INFO] [stdout]    |
[INFO] [stdout] help: mark blocks that do not contain Rust code as text
[INFO] [stdout]    |
[INFO] [stdout] 12 | //! ```text
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: Rust code block is empty
[INFO] [stdout]   --> src/scheduler.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |   //! ```
[INFO] [stdout]    |  _____^
[INFO] [stdout] 13 | | //! ```
[INFO] [stdout]    | |_______^
[INFO] [stdout]    |
[INFO] [stdout] help: mark blocks that do not contain Rust code as text
[INFO] [stdout]    |
[INFO] [stdout] 12 | //! ```text
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `Command { std: "docker" "inspect" "898c85589a8faba5535201b6b8599ba4ee78ccb14d63e86c9028166054b3105f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "898c85589a8faba5535201b6b8599ba4ee78ccb14d63e86c9028166054b3105f", kill_on_drop: false }`
[INFO] [stdout] 898c85589a8faba5535201b6b8599ba4ee78ccb14d63e86c9028166054b3105f