[INFO] fetching crate metrics-catalogue 0.4.0...
[INFO] documenting metrics-catalogue-0.4.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate metrics-catalogue 0.4.0 into /workspace/builds/worker-25/source
[INFO] validating manifest of crates.io crate metrics-catalogue 0.4.0 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 metrics-catalogue 0.4.0
[INFO] finished tweaking crates.io crate metrics-catalogue 0.4.0
[INFO] tweaked toml for crates.io crate metrics-catalogue 0.4.0 written to /workspace/builds/worker-25/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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] 418b9d5c7fce091c4f6cfeca26a403a982c24a241de06e451efbef087bcf6c7a
[INFO] running `Command { std: "docker" "start" "-a" "418b9d5c7fce091c4f6cfeca26a403a982c24a241de06e451efbef087bcf6c7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "418b9d5c7fce091c4f6cfeca26a403a982c24a241de06e451efbef087bcf6c7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "418b9d5c7fce091c4f6cfeca26a403a982c24a241de06e451efbef087bcf6c7a", kill_on_drop: false }`
[INFO] [stdout] 418b9d5c7fce091c4f6cfeca26a403a982c24a241de06e451efbef087bcf6c7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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] b444c73f7cf818d797236c96f9cd805db63bb215d0a0e59d678bcc656d110474
[INFO] running `Command { std: "docker" "start" "-a" "b444c73f7cf818d797236c96f9cd805db63bb215d0a0e59d678bcc656d110474", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling regex-syntax v0.6.26
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling metrics v0.17.1
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling httparse v1.7.1
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling metrics v0.16.0
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking sketches-ddsketch v0.1.3
[INFO] [stderr]     Checking atomic-shim v0.2.0
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking tracing-core v0.1.26
[INFO] [stderr]     Checking raw-cpuid v10.3.0
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking http v0.2.7
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling indexmap v1.8.2
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking tracing v0.1.34
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking mio v0.8.3
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking quanta v0.9.3
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling t1ha v0.1.0
[INFO] [stderr]     Checking dashmap v4.0.2
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking tokio v1.18.2
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling regex v1.5.6
[INFO] [stderr]     Checking ordered-float v2.10.0
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]     Checking hyper v0.14.19
[INFO] [stderr]    Compiling metrics-macros v0.4.1
[INFO] [stderr]    Compiling metrics-catalogue-macros v0.4.1
[INFO] [stderr]     Checking metrics-util v0.10.2
[INFO] [stderr]  Documenting metrics-catalogue v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `Histogram`
[INFO] [stdout]  --> src/registry.rs:8:29
[INFO] [stdout]   |
[INFO] [stdout] 8 |     /// Find a registered [`Histogram`] under the provided name
[INFO] [stdout]   |                             ^^^^^^^^^ no item named `Histogram` 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.17s
[INFO] running `Command { std: "docker" "inspect" "b444c73f7cf818d797236c96f9cd805db63bb215d0a0e59d678bcc656d110474", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b444c73f7cf818d797236c96f9cd805db63bb215d0a0e59d678bcc656d110474", kill_on_drop: false }`
[INFO] [stdout] b444c73f7cf818d797236c96f9cd805db63bb215d0a0e59d678bcc656d110474
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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] [stdout] 0bd60890befeaa1a1a1ec284231ef652d033779af1120aabd606af3bc2e2c6b2
[INFO] running `Command { std: "docker" "start" "-a" "0bd60890befeaa1a1a1ec284231ef652d033779af1120aabd606af3bc2e2c6b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling regex-syntax v0.6.26
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]    Compiling httparse v1.7.1
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling metrics v0.17.1
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]    Compiling metrics v0.16.0
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking atomic-shim v0.2.0
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]     Checking sketches-ddsketch v0.1.3
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking tracing-core v0.1.26
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling indexmap v1.8.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]     Checking raw-cpuid v10.3.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking tracing v0.1.34
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking http v0.2.7
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling t1ha v0.1.0
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking mio v0.8.3
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking quanta v0.9.3
[INFO] [stderr]    Compiling regex v1.5.6
[INFO] [stderr]     Checking dashmap v4.0.2
[INFO] [stderr]     Checking tokio v1.18.2
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]     Checking ordered-float v2.10.0
[INFO] [stderr]     Checking hyper v0.14.19
[INFO] [stderr]    Compiling metrics-macros v0.4.1
[INFO] [stderr]    Compiling metrics-catalogue-macros v0.4.1
[INFO] [stderr]     Checking metrics-util v0.10.2
[INFO] [stderr]  Documenting metrics-catalogue v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `Histogram`
[INFO] [stdout]  --> src/registry.rs:8:29
[INFO] [stdout]   |
[INFO] [stdout] 8 |     /// Find a registered [`Histogram`] under the provided name
[INFO] [stdout]   |                             ^^^^^^^^^ no item named `Histogram` 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.31s
[INFO] running `Command { std: "docker" "inspect" "0bd60890befeaa1a1a1ec284231ef652d033779af1120aabd606af3bc2e2c6b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bd60890befeaa1a1a1ec284231ef652d033779af1120aabd606af3bc2e2c6b2", kill_on_drop: false }`
[INFO] [stdout] 0bd60890befeaa1a1a1ec284231ef652d033779af1120aabd606af3bc2e2c6b2