[INFO] fetching crate rlink 0.5.7...
[INFO] documenting rlink-0.5.7 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate rlink 0.5.7 into /workspace/builds/worker-50/source
[INFO] validating manifest of crates.io crate rlink 0.5.7 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rlink 0.5.7
[INFO] finished tweaking crates.io crate rlink 0.5.7
[INFO] tweaked toml for crates.io crate rlink 0.5.7 written to /workspace/builds/worker-50/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 223bd3b5bd0f8c5c92b7d829792118b47d953a7a05f9a302157a44d839174075
[INFO] running `Command { std: "docker" "start" "-a" "223bd3b5bd0f8c5c92b7d829792118b47d953a7a05f9a302157a44d839174075", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "223bd3b5bd0f8c5c92b7d829792118b47d953a7a05f9a302157a44d839174075", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "223bd3b5bd0f8c5c92b7d829792118b47d953a7a05f9a302157a44d839174075", kill_on_drop: false }`
[INFO] [stdout] 223bd3b5bd0f8c5c92b7d829792118b47d953a7a05f9a302157a44d839174075
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fbb01bdb3bf70e0d093bc55074b610f794a6a0a2c6caa87c43556f444e764a50
[INFO] running `Command { std: "docker" "start" "-a" "fbb01bdb3bf70e0d093bc55074b610f794a6a0a2c6caa87c43556f444e764a50", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking once_cell v1.8.0
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[INFO] [stderr]     Checking futures-sink v0.3.16
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling const_fn v0.4.8
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling serde_json v1.0.66
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[INFO] [stderr]     Checking murmur3 v0.5.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling tokio v1.9.0
[INFO] [stderr]    Compiling io-enum v0.2.6
[INFO] [stderr]    Compiling rayon v1.5.1
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[INFO] [stderr]     Checking serbuffer v1.2.2
[INFO] [stderr]     Checking bitflags v1.2.1
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking foreign-types v0.3.2
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[INFO] [stderr]     Checking raw-cpuid v9.1.1
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[INFO] [stderr]     Checking block-buffer v0.7.3
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[INFO] [stderr]    Compiling aho-corasick v0.7.18
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[INFO] [stderr]     Checking thread-id v3.3.0
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[INFO] [stderr]     Checking backtrace v0.3.61
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]    Compiling regex v1.5.4
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[INFO] [stderr]     Checking crossbeam v0.8.1
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[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.7.3
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[INFO] [stderr]     Checking ordered-float v2.7.0
[INFO] [stderr]     Checking lru v0.6.6
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking twox-hash v1.6.1
[INFO] [stderr]     Checking lexical v5.2.2
[INFO] [stderr]    Compiling derive_utils v0.11.2
[INFO] [stderr]     Checking daggy v0.7.0
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling metrics-macros v0.2.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking metrics-util v0.6.2
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking futures-executor v0.3.16
[INFO] [stderr]     Checking futures v0.3.16
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rust_decimal v1.15.0
[INFO] [stderr]     Checking bigdecimal v0.1.2
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking serde-value v0.7.0
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking mysql_common v0.24.1
[INFO] [stderr]     Checking log4rs v1.0.0
[INFO] [stderr]     Checking tokio-util v0.6.7
[INFO] [stderr]     Checking hyper v0.14.11
[INFO] [stderr]  Documenting rlink v0.5.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `min_num_splits`
[INFO] [stdout]   --> src/core/function.rs:86:50
[INFO] [stdout]    |
[INFO] [stdout] 86 |     /// Create InputSplits by system parallelism[`min_num_splits`]
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^^^^^ no item named `min_num_splits` 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: could not parse code block as Rust code
[INFO] [stdout]   --> src/core/runtime.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 87 |   ///                  ┌──────────────────┐
[INFO] [stdout]    |  _________^
[INFO] [stdout] 88 | | /// Source Task ────►│     channel      ├────► Target Task
[INFO] [stdout]    | |____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::invalid_rust_codeblocks)]` on by default
[INFO] [stdout]    = note: error from rustc: unknown start of token: \u{250c}
[INFO] [stdout]    = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]    = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]    = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]    = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]    = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]    = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]    = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]    = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]    = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]    = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]    = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]    = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]    = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]    = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]    = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]    = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]    = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]    = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]    = note: error from rustc: unknown start of token: \u{2510}
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.31s
[INFO] running `Command { std: "docker" "inspect" "fbb01bdb3bf70e0d093bc55074b610f794a6a0a2c6caa87c43556f444e764a50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbb01bdb3bf70e0d093bc55074b610f794a6a0a2c6caa87c43556f444e764a50", kill_on_drop: false }`
[INFO] [stdout] fbb01bdb3bf70e0d093bc55074b610f794a6a0a2c6caa87c43556f444e764a50
