[INFO] fetching crate swc_timer 0.6.0...
[INFO] documenting swc_timer-0.6.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate swc_timer 0.6.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate swc_timer 0.6.0 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate swc_timer 0.6.0
[INFO] finished tweaking crates.io crate swc_timer 0.6.0
[INFO] tweaked toml for crates.io crate swc_timer 0.6.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", 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] 86ba34f78182612e9eae4b6135013cca366a04b801f43c5506f839d137415dca
[INFO] running `Command { std: "docker" "start" "-a" "86ba34f78182612e9eae4b6135013cca366a04b801f43c5506f839d137415dca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86ba34f78182612e9eae4b6135013cca366a04b801f43c5506f839d137415dca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86ba34f78182612e9eae4b6135013cca366a04b801f43c5506f839d137415dca", kill_on_drop: false }`
[INFO] [stdout] 86ba34f78182612e9eae4b6135013cca366a04b801f43c5506f839d137415dca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+beta-2022-05-20" "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] 3d0b428cd04a9c344caa946355381b1720db7ce34b06f8f1b616ad6af99a0b59
[INFO] running `Command { std: "docker" "start" "-a" "3d0b428cd04a9c344caa946355381b1720db7ce34b06f8f1b616ad6af99a0b59", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking tracing-core v0.1.26
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling tracing-attributes v0.1.21
[INFO] [stderr]     Checking tracing v0.1.34
[INFO] [stderr]  Documenting swc_timer v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `tracing::span` is both a module and a macro
[INFO] [stdout]   --> src/lib.rs:36:48
[INFO] [stdout]    |
[INFO] [stdout] 36 | /// Creates a timer. For input arguments, see [tracing::span].
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^ ambiguous link
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout] help: to link to the module, prefix with `mod@`
[INFO] [stdout]    |
[INFO] [stdout] 36 | /// Creates a timer. For input arguments, see [mod@tracing::span].
[INFO] [stdout]    |                                                ++++
[INFO] [stdout] help: to link to the macro, add an exclamation mark
[INFO] [stdout]    |
[INFO] [stdout] 36 | /// Creates a timer. For input arguments, see [tracing::span!].
[INFO] [stdout]    |                                                             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.43s
[INFO] running `Command { std: "docker" "inspect" "3d0b428cd04a9c344caa946355381b1720db7ce34b06f8f1b616ad6af99a0b59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d0b428cd04a9c344caa946355381b1720db7ce34b06f8f1b616ad6af99a0b59", kill_on_drop: false }`
[INFO] [stdout] 3d0b428cd04a9c344caa946355381b1720db7ce34b06f8f1b616ad6af99a0b59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=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" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", 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] ffa0448c7f332ee78dc8cfe17a48e2ff7d078cb83e95c7cf8bd6c2b31a73f5b3
[INFO] running `Command { std: "docker" "start" "-a" "ffa0448c7f332ee78dc8cfe17a48e2ff7d078cb83e95c7cf8bd6c2b31a73f5b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking tracing-core v0.1.26
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling tracing-attributes v0.1.21
[INFO] [stderr]     Checking tracing v0.1.34
[INFO] [stderr]  Documenting swc_timer v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `tracing::span` is both a module and a macro
[INFO] [stdout]   --> src/lib.rs:36:48
[INFO] [stdout]    |
[INFO] [stdout] 36 | /// Creates a timer. For input arguments, see [tracing::span].
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^ ambiguous link
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout] help: to link to the module, prefix with `mod@`
[INFO] [stdout]    |
[INFO] [stdout] 36 | /// Creates a timer. For input arguments, see [mod@tracing::span].
[INFO] [stdout]    |                                                ++++
[INFO] [stdout] help: to link to the macro, add an exclamation mark
[INFO] [stdout]    |
[INFO] [stdout] 36 | /// Creates a timer. For input arguments, see [tracing::span!].
[INFO] [stdout]    |                                                             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.29s
[INFO] running `Command { std: "docker" "inspect" "ffa0448c7f332ee78dc8cfe17a48e2ff7d078cb83e95c7cf8bd6c2b31a73f5b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffa0448c7f332ee78dc8cfe17a48e2ff7d078cb83e95c7cf8bd6c2b31a73f5b3", kill_on_drop: false }`
[INFO] [stdout] ffa0448c7f332ee78dc8cfe17a48e2ff7d078cb83e95c7cf8bd6c2b31a73f5b3