[INFO] fetching crate tracing-timing 0.6.0...
[INFO] documenting tracing-timing-0.6.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate tracing-timing 0.6.0 into /workspace/builds/worker-30/source
[INFO] validating manifest of crates.io crate tracing-timing 0.6.0 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tracing-timing 0.6.0
[INFO] finished tweaking crates.io crate tracing-timing 0.6.0
[INFO] tweaked toml for crates.io crate tracing-timing 0.6.0 written to /workspace/builds/worker-30/source/Cargo.toml
[INFO] crate crates.io crate tracing-timing 0.6.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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 syn v0.11.10
[INFO] [stderr]   Downloaded raw-cpuid v9.0.0
[INFO] [stderr]   Downloaded pin-project-lite v0.2.5
[INFO] [stderr]   Downloaded crossbeam-queue v0.3.0
[INFO] [stderr]   Downloaded mach v0.3.0
[INFO] [stderr]   Downloaded quote v0.3.8
[INFO] [stderr]   Downloaded quanta v0.9.0
[INFO] [stderr]   Downloaded serde_derive_internals v0.15.0
[INFO] [stderr]   Downloaded tracing v0.1.22
[INFO] [stderr]   Downloaded tracing-attributes v0.1.11
[INFO] [stderr]   Downloaded rand_distr v0.4.0
[INFO] [stderr]   Downloaded quote v1.0.0
[INFO] [stderr]   Downloaded libc v0.2.64
[INFO] [stderr]   Downloaded crossbeam-queue v0.2.0
[INFO] [stderr]   Downloaded version_check v0.9.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.13
[INFO] [stderr]   Downloaded cc v1.0.0
[INFO] [stderr]   Downloaded atomic-shim v0.1.0
[INFO] [stderr]   Downloaded slab v0.4.1
[INFO] [stderr]   Downloaded flate2 v1.0.3
[INFO] [stderr]   Downloaded syn v0.15.22
[INFO] [stderr]   Downloaded miniz-sys v0.1.10
[INFO] [stderr]   Downloaded ansi_term v0.12.0
[INFO] [stderr]   Downloaded crossbeam v0.8.0
[INFO] [stderr]   Downloaded crossbeam v0.7.3
[INFO] [stderr]   Downloaded quote v0.6.10
[INFO] [stderr]   Downloaded proc-macro2 v0.4.21
[INFO] [stderr]   Downloaded itoa v0.4.3
[INFO] [stderr]   Downloaded sharded-slab v0.1.0
[INFO] [stderr]   Downloaded serde_json v1.0.33
[INFO] [stderr]   Downloaded minimal-lexical v0.1.2
[INFO] [stderr]   Downloaded loom v0.3.0
[INFO] [stderr]   Downloaded serde_derive v1.0.0
[INFO] [stderr]   Downloaded byteorder v1.0.0
[INFO] [stderr]   Downloaded memoffset v0.5.0
[INFO] [stderr]   Downloaded ctor v0.1.0
[INFO] [stderr]   Downloaded synom v0.11.0
[INFO] [stderr]   Downloaded num-traits v0.2.9
[INFO] [stderr]   Downloaded syn v1.0.27
[INFO] [stderr]   Downloaded indexmap v1.0.0
[INFO] [stderr]   Downloaded log v0.4.0
[INFO] [stderr]   Downloaded winapi v0.3.4
[INFO] [stderr]   Downloaded generator v0.6.18
[INFO] [stderr]   Downloaded doc-comment v0.3.0
[INFO] [stderr]   Downloaded memchr v2.0.0
[INFO] [stderr]   Downloaded ryu v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3dbc15fa9187aa2c617b2b8805fa5cd629b12d4b5e5a925cd4d544fc8e67f1df
[INFO] running `Command { std: "docker" "start" "-a" "3dbc15fa9187aa2c617b2b8805fa5cd629b12d4b5e5a925cd4d544fc8e67f1df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3dbc15fa9187aa2c617b2b8805fa5cd629b12d4b5e5a925cd4d544fc8e67f1df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3dbc15fa9187aa2c617b2b8805fa5cd629b12d4b5e5a925cd4d544fc8e67f1df", kill_on_drop: false }`
[INFO] [stdout] 3dbc15fa9187aa2c617b2b8805fa5cd629b12d4b5e5a925cd4d544fc8e67f1df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac5eabb91a77efc543b99369833597d2a3582ee31fdaa2abf3584195ffb00b83
[INFO] running `Command { std: "docker" "start" "-a" "ac5eabb91a77efc543b99369833597d2a3582ee31fdaa2abf3584195ffb00b83", kill_on_drop: false }`
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling libc v0.2.64
[INFO] [stderr]    Compiling crossbeam-utils v0.8.7
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling cc v1.0.0
[INFO] [stderr]    Compiling minimal-lexical v0.1.2
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling version_check v0.9.0
[INFO] [stderr]    Compiling bitflags v1.2.0
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking byteorder v1.0.0
[INFO] [stderr]     Checking ansi_term v0.12.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking atomic-shim v0.1.0
[INFO] [stderr]     Checking smallvec v1.2.0
[INFO] [stderr]     Checking doc-comment v0.3.0
[INFO] [stderr]     Checking slab v0.4.1
[INFO] [stderr]     Checking indexmap v1.0.0
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking tracing-core v0.1.22
[INFO] [stderr]     Checking sharded-slab v0.1.0
[INFO] [stderr]     Checking log v0.4.0
[INFO] [stderr]    Compiling num-traits v0.2.9
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling nom v7.0.0
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]     Checking raw-cpuid v9.0.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.8
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking crossbeam-queue v0.3.0
[INFO] [stderr]     Checking memchr v2.0.0
[INFO] [stderr]     Checking quanta v0.9.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking crossbeam v0.8.0
[INFO] [stderr]     Checking flate2 v1.0.3
[INFO] [stderr]     Checking hdrhistogram v7.5.0
[INFO] [stderr]  Documenting tracing-timing v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `build`
[INFO] [stdout]    --> src/builder.rs:122:33
[INFO] [stdout]     |
[INFO] [stdout] 122 |     /// This is equivalent to [`build`], except that the passed function is also told which
[INFO] [stdout]     |                                 ^^^^^ no item named `build` 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 `layer`
[INFO] [stdout]    --> src/builder.rs:180:33
[INFO] [stdout]     |
[INFO] [stdout] 180 |     /// This is equivalent to [`layer`], except that the passed function is also told which
[INFO] [stdout]     |                                 ^^^^^ no item named `layer` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.82s
[INFO] running `Command { std: "docker" "inspect" "ac5eabb91a77efc543b99369833597d2a3582ee31fdaa2abf3584195ffb00b83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac5eabb91a77efc543b99369833597d2a3582ee31fdaa2abf3584195ffb00b83", kill_on_drop: false }`
[INFO] [stdout] ac5eabb91a77efc543b99369833597d2a3582ee31fdaa2abf3584195ffb00b83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "RUSTFLAGS=--cap-lints=warn" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 32ab7601e81f8b0b68e3b53d46c9f64cba5cbe2c7007f2b0eda9d192f460ca08
[INFO] running `Command { std: "docker" "start" "-a" "32ab7601e81f8b0b68e3b53d46c9f64cba5cbe2c7007f2b0eda9d192f460ca08", kill_on_drop: false }`
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling libc v0.2.64
[INFO] [stderr]    Compiling crossbeam-utils v0.8.7
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling cc v1.0.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling minimal-lexical v0.1.2
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]    Compiling version_check v0.9.0
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling bitflags v1.2.0
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking byteorder v1.0.0
[INFO] [stderr]     Checking smallvec v1.2.0
[INFO] [stderr]     Checking ansi_term v0.12.0
[INFO] [stderr]     Checking atomic-shim v0.1.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking indexmap v1.0.0
[INFO] [stderr]     Checking doc-comment v0.3.0
[INFO] [stderr]     Checking slab v0.4.1
[INFO] [stderr]     Checking tracing-core v0.1.22
[INFO] [stderr]     Checking sharded-slab v0.1.0
[INFO] [stderr]     Checking log v0.4.0
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling nom v7.0.0
[INFO] [stderr]    Compiling num-traits v0.2.9
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]     Checking raw-cpuid v9.0.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking crossbeam-queue v0.3.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.8
[INFO] [stderr]     Checking memchr v2.0.0
[INFO] [stderr]     Checking quanta v0.9.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking crossbeam v0.8.0
[INFO] [stderr]     Checking flate2 v1.0.3
[INFO] [stderr]     Checking hdrhistogram v7.5.0
[INFO] [stderr]  Documenting tracing-timing v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `build`
[INFO] [stdout]    --> src/builder.rs:122:33
[INFO] [stdout]     |
[INFO] [stdout] 122 |     /// This is equivalent to [`build`], except that the passed function is also told which
[INFO] [stdout]     |                                 ^^^^^ no item named `build` 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 `layer`
[INFO] [stdout]    --> src/builder.rs:180:33
[INFO] [stdout]     |
[INFO] [stdout] 180 |     /// This is equivalent to [`layer`], except that the passed function is also told which
[INFO] [stdout]     |                                 ^^^^^ no item named `layer` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.18s
[INFO] running `Command { std: "docker" "inspect" "32ab7601e81f8b0b68e3b53d46c9f64cba5cbe2c7007f2b0eda9d192f460ca08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32ab7601e81f8b0b68e3b53d46c9f64cba5cbe2c7007f2b0eda9d192f460ca08", kill_on_drop: false }`
[INFO] [stdout] 32ab7601e81f8b0b68e3b53d46c9f64cba5cbe2c7007f2b0eda9d192f460ca08