[INFO] fetching crate robin 0.3.0...
[INFO] documenting robin-0.3.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate robin 0.3.0 into /workspace/builds/worker-38/source
[INFO] validating manifest of crates.io crate robin 0.3.0 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 robin 0.3.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate robin 0.3.0
[INFO] tweaked toml for crates.io crate robin 0.3.0 written to /workspace/builds/worker-38/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] [stdout] 36c5ad004247f7b0146040b68ea37f345dafa64ff47dc514e95727796fa50f68
[INFO] running `Command { std: "docker" "start" "-a" "36c5ad004247f7b0146040b68ea37f345dafa64ff47dc514e95727796fa50f68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36c5ad004247f7b0146040b68ea37f345dafa64ff47dc514e95727796fa50f68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36c5ad004247f7b0146040b68ea37f345dafa64ff47dc514e95727796fa50f68", kill_on_drop: false }`
[INFO] [stdout] 36c5ad004247f7b0146040b68ea37f345dafa64ff47dc514e95727796fa50f68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] [stdout] e7fabc54624b5c61ee3bf90f91a9e329996cbb97507fb6f191d16bf320a83bc1
[INFO] running `Command { std: "docker" "start" "-a" "e7fabc54624b5c61ee3bf90f91a9e329996cbb97507fb6f191d16bf320a83bc1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling redis v0.8.0
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking sha1 v0.2.0
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]     Checking uuid v0.6.5
[INFO] [stderr]    Compiling syn v0.12.15
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling robin-derives v0.3.0
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling typesafe-derive-builder v0.1.0
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]  Documenting robin v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: missing documentation for a macro
[INFO] [stdout]  --> src/macros.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | macro_rules! jobs {
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/lib.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![deny(missing_docs, unused_imports, missing_debug_implementations, missing_copy_implementations,
[INFO] [stdout]   |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a macro
[INFO] [stdout]   --> src/macros.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | macro_rules! robin_establish_connection {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a macro
[INFO] [stdout]   --> src/macros.rs:59:1
[INFO] [stdout]    |
[INFO] [stdout] 59 | macro_rules! robin_boot_worker {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: Rust code block is empty
[INFO] [stdout]   --> src/worker/mod.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | /// ```
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::invalid_rust_codeblocks)]` on by default
[INFO] [stdout] help: mark blocks that do not contain Rust code as text
[INFO] [stdout]    |
[INFO] [stdout] 23 | /// ```text
[INFO] [stdout]    |        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.11s
[INFO] running `Command { std: "docker" "inspect" "e7fabc54624b5c61ee3bf90f91a9e329996cbb97507fb6f191d16bf320a83bc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7fabc54624b5c61ee3bf90f91a9e329996cbb97507fb6f191d16bf320a83bc1", kill_on_drop: false }`
[INFO] [stdout] e7fabc54624b5c61ee3bf90f91a9e329996cbb97507fb6f191d16bf320a83bc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 456de13cfd86b50fd5160ba370c21edefe3ac26da12dcd8015f99fa6f4fe9c97
[INFO] running `Command { std: "docker" "start" "-a" "456de13cfd86b50fd5160ba370c21edefe3ac26da12dcd8015f99fa6f4fe9c97", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]    Compiling redis v0.8.0
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking sha1 v0.2.0
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]    Compiling syn v0.12.15
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]    Compiling robin-derives v0.3.0
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]     Checking uuid v0.6.5
[INFO] [stderr]    Compiling typesafe-derive-builder v0.1.0
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]  Documenting robin v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: missing documentation for a macro
[INFO] [stdout]  --> src/macros.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | macro_rules! jobs {
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/lib.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![deny(missing_docs, unused_imports, missing_debug_implementations, missing_copy_implementations,
[INFO] [stdout]   |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: missing documentation for a macro
[INFO] [stdout]   --> src/macros.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | macro_rules! robin_establish_connection {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: missing documentation for a macro
[INFO] [stdout]   --> src/macros.rs:59:1
[INFO] [stdout]    |
[INFO] [stdout] 59 | macro_rules! robin_boot_worker {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: Rust code block is empty
[INFO] [stdout]   --> src/worker/mod.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | /// ```
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::invalid_rust_codeblocks)]` on by default
[INFO] [stdout] help: mark blocks that do not contain Rust code as text
[INFO] [stdout]    |
[INFO] [stdout] 23 | /// ```text
[INFO] [stdout]    |        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `robin`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name robin src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat -Z unstable-options --document-private-items -C metadata=7e937415ba605166 -L dependency=/opt/rustwide/target/debug/deps --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-76b53d24a1b82500.rmeta --extern redis=/opt/rustwide/target/debug/deps/libredis-96952e8c5cfa1548.rmeta --extern robin_derives=/opt/rustwide/target/debug/deps/librobin_derives-b1592a4f7e3a0296.so --extern serde=/opt/rustwide/target/debug/deps/libserde-dbdb529db862b224.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-864a219f4e4f97f4.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-9b5e22c1651a5e61.rmeta --extern typesafe_derive_builder=/opt/rustwide/target/debug/deps/libtypesafe_derive_builder-197fb5474c242b49.so --extern uuid=/opt/rustwide/target/debug/deps/libuuid-ec7a48f80a76418a.rmeta --extern-html-root-url 'num_cpus=https://docs.rs/num_cpus/1.13.1/' --extern-html-root-url 'redis=https://docs.rs/redis/0.8.0/' --extern-html-root-url 'robin_derives=https://docs.rs/robin-derives/0.3.0/' --extern-html-root-url 'serde=https://docs.rs/serde/1.0.137/' --extern-html-root-url 'serde_derive=https://docs.rs/serde_derive/1.0.137/' --extern-html-root-url 'serde_json=https://docs.rs/serde_json/1.0.81/' --extern-html-root-url 'typesafe_derive_builder=https://docs.rs/typesafe-derive-builder/0.1.0/' --extern-html-root-url 'uuid=https://docs.rs/uuid/0.6.5/' -Zunstable-options --crate-version 0.3.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "456de13cfd86b50fd5160ba370c21edefe3ac26da12dcd8015f99fa6f4fe9c97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "456de13cfd86b50fd5160ba370c21edefe3ac26da12dcd8015f99fa6f4fe9c97", kill_on_drop: false }`
[INFO] [stdout] 456de13cfd86b50fd5160ba370c21edefe3ac26da12dcd8015f99fa6f4fe9c97