[INFO] fetching crate metrics-recorder-text 0.2.2...
[INFO] documenting metrics-recorder-text-0.2.2 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate metrics-recorder-text 0.2.2 into /workspace/builds/worker-26/source
[INFO] validating manifest of crates.io crate metrics-recorder-text 0.2.2 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 metrics-recorder-text 0.2.2
[INFO] finished tweaking crates.io crate metrics-recorder-text 0.2.2
[INFO] tweaked toml for crates.io crate metrics-recorder-text 0.2.2 written to /workspace/builds/worker-26/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] [stdout] c90046dd959bd1d9d376c42699aa0b50119aefd5055a9af10ee50aad5492913c
[INFO] running `Command { std: "docker" "start" "-a" "c90046dd959bd1d9d376c42699aa0b50119aefd5055a9af10ee50aad5492913c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c90046dd959bd1d9d376c42699aa0b50119aefd5055a9af10ee50aad5492913c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c90046dd959bd1d9d376c42699aa0b50119aefd5055a9af10ee50aad5492913c", kill_on_drop: false }`
[INFO] [stdout] c90046dd959bd1d9d376c42699aa0b50119aefd5055a9af10ee50aad5492913c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] [stdout] 12b15cb5f1a291c31a8ece1ea0b09eeacc02f9ad46587c0e82ad9fceceda6b9c
[INFO] running `Command { std: "docker" "start" "-a" "12b15cb5f1a291c31a8ece1ea0b09eeacc02f9ad46587c0e82ad9fceceda6b9c", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking miniz_oxide v0.5.1
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking metrics-core v0.4.0
[INFO] [stderr]     Checking metrics-util v0.2.1
[INFO] [stderr]     Checking hdrhistogram v6.3.4
[INFO] [stderr]  Documenting metrics-recorder-text v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.38s
[INFO] running `Command { std: "docker" "inspect" "12b15cb5f1a291c31a8ece1ea0b09eeacc02f9ad46587c0e82ad9fceceda6b9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12b15cb5f1a291c31a8ece1ea0b09eeacc02f9ad46587c0e82ad9fceceda6b9c", kill_on_drop: false }`
[INFO] [stdout] 12b15cb5f1a291c31a8ece1ea0b09eeacc02f9ad46587c0e82ad9fceceda6b9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 1b4f1f50f5e9a8490118d297f23cea8d967f29d5080012611009a992e84b121b
[INFO] running `Command { std: "docker" "start" "-a" "1b4f1f50f5e9a8490118d297f23cea8d967f29d5080012611009a992e84b121b", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking miniz_oxide v0.5.1
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]     Checking metrics-core v0.4.0
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking metrics-util v0.2.1
[INFO] [stderr]     Checking hdrhistogram v6.3.4
[INFO] [stderr]  Documenting metrics-recorder-text v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.27s
[INFO] running `Command { std: "docker" "inspect" "1b4f1f50f5e9a8490118d297f23cea8d967f29d5080012611009a992e84b121b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b4f1f50f5e9a8490118d297f23cea8d967f29d5080012611009a992e84b121b", kill_on_drop: false }`
[INFO] [stdout] 1b4f1f50f5e9a8490118d297f23cea8d967f29d5080012611009a992e84b121b