[INFO] fetching crate recap 0.1.2...
[INFO] documenting recap-0.1.2 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate recap 0.1.2 into /workspace/builds/worker-20/source
[INFO] validating manifest of crates.io crate recap 0.1.2 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 recap 0.1.2
[INFO] finished tweaking crates.io crate recap 0.1.2
[INFO] tweaked toml for crates.io crate recap 0.1.2 written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate crates.io crate recap 0.1.2 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quote v1.0.13
[INFO] [stderr]   Downloaded recap-derive v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] 820d6fe822cf6a1b819e2ea13442440922ad2d213b6b8479a4b95f488f369878
[INFO] running `Command { std: "docker" "start" "-a" "820d6fe822cf6a1b819e2ea13442440922ad2d213b6b8479a4b95f488f369878", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "820d6fe822cf6a1b819e2ea13442440922ad2d213b6b8479a4b95f488f369878", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "820d6fe822cf6a1b819e2ea13442440922ad2d213b6b8479a4b95f488f369878", kill_on_drop: false }`
[INFO] [stdout] 820d6fe822cf6a1b819e2ea13442440922ad2d213b6b8479a4b95f488f369878
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] e42b41d2175b5bf0903458e9f799c2a5c4e397686e330d6ebfd5d52425b69e27
[INFO] running `Command { std: "docker" "start" "-a" "e42b41d2175b5bf0903458e9f799c2a5c4e397686e330d6ebfd5d52425b69e27", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling quote v1.0.13
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling serde_derive v1.0.132
[INFO] [stderr]    Compiling serde v1.0.132
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling recap-derive v0.1.2
[INFO] [stderr]     Checking envy v0.4.2
[INFO] [stderr]  Documenting recap v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.22s
[INFO] running `Command { std: "docker" "inspect" "e42b41d2175b5bf0903458e9f799c2a5c4e397686e330d6ebfd5d52425b69e27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e42b41d2175b5bf0903458e9f799c2a5c4e397686e330d6ebfd5d52425b69e27", kill_on_drop: false }`
[INFO] [stdout] e42b41d2175b5bf0903458e9f799c2a5c4e397686e330d6ebfd5d52425b69e27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 95280fc6863f6a778f5d801f711805932e85b18e74fe552729299293c6e33f46
[INFO] running `Command { std: "docker" "start" "-a" "95280fc6863f6a778f5d801f711805932e85b18e74fe552729299293c6e33f46", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling quote v1.0.13
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling serde_derive v1.0.132
[INFO] [stderr]    Compiling serde v1.0.132
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling recap-derive v0.1.2
[INFO] [stderr]     Checking envy v0.4.2
[INFO] [stderr]  Documenting recap v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.43s
[INFO] running `Command { std: "docker" "inspect" "95280fc6863f6a778f5d801f711805932e85b18e74fe552729299293c6e33f46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95280fc6863f6a778f5d801f711805932e85b18e74fe552729299293c6e33f46", kill_on_drop: false }`
[INFO] [stdout] 95280fc6863f6a778f5d801f711805932e85b18e74fe552729299293c6e33f46