[INFO] fetching crate configr 0.8.0...
[INFO] documenting configr-0.8.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate configr 0.8.0 into /workspace/builds/worker-74/source
[INFO] validating manifest of crates.io crate configr 0.8.0 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] removed /workspace/builds/worker-74/source/rust-toolchain
[INFO] started tweaking crates.io crate configr 0.8.0
[INFO] finished tweaking crates.io crate configr 0.8.0
[INFO] tweaked toml for crates.io crate configr 0.8.0 written to /workspace/builds/worker-74/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded configr_derive v0.8.0
[INFO] [stderr]   Downloaded snafu-derive v0.6.10
[INFO] [stderr]   Downloaded snafu v0.6.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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] 004f8051a54847d7e6b7a16690ee1dc6d448ff3ece882d5cc983f4476fb05f77
[INFO] running `Command { std: "docker" "start" "-a" "004f8051a54847d7e6b7a16690ee1dc6d448ff3ece882d5cc983f4476fb05f77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "004f8051a54847d7e6b7a16690ee1dc6d448ff3ece882d5cc983f4476fb05f77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "004f8051a54847d7e6b7a16690ee1dc6d448ff3ece882d5cc983f4476fb05f77", kill_on_drop: false }`
[INFO] [stdout] 004f8051a54847d7e6b7a16690ee1dc6d448ff3ece882d5cc983f4476fb05f77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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] 3afa62b79da5cc5dbbc4ec869e420ed2a07b35e282e293dbfe7058bb85ef31ad
[INFO] running `Command { std: "docker" "start" "-a" "3afa62b79da5cc5dbbc4ec869e420ed2a07b35e282e293dbfe7058bb85ef31ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]    Compiling configr_derive v0.8.0
[INFO] [stderr]     Checking snafu v0.6.10
[INFO] [stderr]     Checking toml v0.5.9
[INFO] [stderr]  Documenting configr v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.15s
[INFO] running `Command { std: "docker" "inspect" "3afa62b79da5cc5dbbc4ec869e420ed2a07b35e282e293dbfe7058bb85ef31ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3afa62b79da5cc5dbbc4ec869e420ed2a07b35e282e293dbfe7058bb85ef31ad", kill_on_drop: false }`
[INFO] [stdout] 3afa62b79da5cc5dbbc4ec869e420ed2a07b35e282e293dbfe7058bb85ef31ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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] c389ab489393fcbe6c3c6e7b0b4ecbdc484ac62be4749eba3dd57d7252161d80
[INFO] running `Command { std: "docker" "start" "-a" "c389ab489393fcbe6c3c6e7b0b4ecbdc484ac62be4749eba3dd57d7252161d80", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]    Compiling configr_derive v0.8.0
[INFO] [stderr]     Checking snafu v0.6.10
[INFO] [stderr]     Checking toml v0.5.9
[INFO] [stderr]  Documenting configr v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.44s
[INFO] running `Command { std: "docker" "inspect" "c389ab489393fcbe6c3c6e7b0b4ecbdc484ac62be4749eba3dd57d7252161d80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c389ab489393fcbe6c3c6e7b0b4ecbdc484ac62be4749eba3dd57d7252161d80", kill_on_drop: false }`
[INFO] [stdout] c389ab489393fcbe6c3c6e7b0b4ecbdc484ac62be4749eba3dd57d7252161d80