[INFO] fetching crate icu_plurals 0.6.0...
[INFO] documenting icu_plurals-0.6.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate icu_plurals 0.6.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate icu_plurals 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 icu_plurals 0.6.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate icu_plurals 0.6.0
[INFO] tweaked toml for crates.io crate icu_plurals 0.6.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate icu_plurals 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] eb2a4b06a9e22fd2d838236d616603a35f62d79d0e89ae37dbaac3048090af16
[INFO] running `Command { std: "docker" "start" "-a" "eb2a4b06a9e22fd2d838236d616603a35f62d79d0e89ae37dbaac3048090af16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb2a4b06a9e22fd2d838236d616603a35f62d79d0e89ae37dbaac3048090af16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb2a4b06a9e22fd2d838236d616603a35f62d79d0e89ae37dbaac3048090af16", kill_on_drop: false }`
[INFO] [stdout] eb2a4b06a9e22fd2d838236d616603a35f62d79d0e89ae37dbaac3048090af16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0a2782acf68c8ce03aa984f0461161856fa542e4ca7d389454acb83135c016c3
[INFO] running `Command { std: "docker" "start" "-a" "0a2782acf68c8ce03aa984f0461161856fa542e4ca7d389454acb83135c016c3", 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]    Compiling unicode-xid v0.2.3
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking writeable v0.4.0
[INFO] [stderr]     Checking litemap v0.4.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling zerofrom-derive v0.1.0
[INFO] [stderr]    Compiling displaydoc v0.2.3
[INFO] [stderr]    Compiling yoke-derive v0.5.0
[INFO] [stderr]    Compiling zerovec-derive v0.6.0
[INFO] [stderr]    Compiling icu_provider_macros v0.6.0
[INFO] [stderr]     Checking tinystr v0.6.0
[INFO] [stderr]     Checking fixed_decimal v0.3.0
[INFO] [stderr]     Checking icu_locid v0.6.0
[INFO] [stderr]     Checking zerofrom v0.1.0
[INFO] [stderr]     Checking yoke v0.5.0
[INFO] [stderr]     Checking zerovec v0.7.0
[INFO] [stderr]     Checking icu_provider v0.6.0
[INFO] [stderr]  Documenting icu_plurals v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `String`
[INFO] [stdout]  --> src/rules/reference/serializer.rs:9:63
[INFO] [stdout]   |
[INFO] [stdout] 9 | /// Unicode Plural Rule serializer converts an [`AST`] to a [`String`].
[INFO] [stdout]   |                                                               ^^^^^^ no item named `String` 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 `std::convert::TryFrom`
[INFO] [stdout]    --> src/lib.rs:437:83
[INFO] [stdout]     |
[INFO] [stdout] 437 |     /// For signed numbers and strings, [`Plural Operands`] implement [`TryFrom`](std::convert::TryFrom)
[INFO] [stdout]     |                                                                                   ^^^^^^^^^^^^^^^^^^^^^ no item named `std` in scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `std::str::FromStr`
[INFO] [stdout]    --> src/lib.rs:438:25
[INFO] [stdout]     |
[INFO] [stdout] 438 |     /// and [`FromStr`](std::str::FromStr), which should be used before passing the result to
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^ no item named `std` in scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 54.24s
[INFO] running `Command { std: "docker" "inspect" "0a2782acf68c8ce03aa984f0461161856fa542e4ca7d389454acb83135c016c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a2782acf68c8ce03aa984f0461161856fa542e4ca7d389454acb83135c016c3", kill_on_drop: false }`
[INFO] [stdout] 0a2782acf68c8ce03aa984f0461161856fa542e4ca7d389454acb83135c016c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "--all-features" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 00a17055ec2a9c130dec6db5bd69346b82d3ab0be431c4f2e382fdba76acd5fb
[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" "00a17055ec2a9c130dec6db5bd69346b82d3ab0be431c4f2e382fdba76acd5fb", 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]    Compiling unicode-xid v0.2.3
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking writeable v0.4.0
[INFO] [stderr]     Checking litemap v0.4.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling displaydoc v0.2.3
[INFO] [stderr]    Compiling zerofrom-derive v0.1.0
[INFO] [stderr]    Compiling yoke-derive v0.5.0
[INFO] [stderr]    Compiling zerovec-derive v0.6.0
[INFO] [stderr]    Compiling icu_provider_macros v0.6.0
[INFO] [stderr]     Checking fixed_decimal v0.3.0
[INFO] [stderr]     Checking zerofrom v0.1.0
[INFO] [stderr]     Checking serde v1.0.137
[INFO] [stderr]     Checking tinystr v0.6.0
[INFO] [stderr]     Checking yoke v0.5.0
[INFO] [stderr]     Checking icu_locid v0.6.0
[INFO] [stderr]     Checking zerovec v0.7.0
[INFO] [stderr]     Checking icu_provider v0.6.0
[INFO] [stderr]  Documenting icu_plurals v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 10s
[INFO] running `Command { std: "docker" "inspect" "00a17055ec2a9c130dec6db5bd69346b82d3ab0be431c4f2e382fdba76acd5fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00a17055ec2a9c130dec6db5bd69346b82d3ab0be431c4f2e382fdba76acd5fb", kill_on_drop: false }`
[INFO] [stdout] 00a17055ec2a9c130dec6db5bd69346b82d3ab0be431c4f2e382fdba76acd5fb