[INFO] cloning repository https://github.com/TimNN/cargo-lipo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TimNN/cargo-lipo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTimNN%2Fcargo-lipo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTimNN%2Fcargo-lipo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ff971734cab8aaf9b0d4abb9d0ff45ebd7e2368b
[INFO] documenting TimNN/cargo-lipo against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTimNN%2Fcargo-lipo" "/workspace/builds/worker-20/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-20/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TimNN/cargo-lipo 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 git repo https://github.com/TimNN/cargo-lipo
[INFO] finished tweaking git repo https://github.com/TimNN/cargo-lipo
[INFO] tweaked toml for git repo https://github.com/TimNN/cargo-lipo written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate git repo https://github.com/TimNN/cargo-lipo 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded failure v0.1.8
[INFO] [stderr]   Downloaded structopt v0.2.18
[INFO] [stderr]   Downloaded backtrace v0.3.56
[INFO] [stderr]   Downloaded object v0.23.0
[INFO] [stderr]   Downloaded adler v0.2.3
[INFO] [stderr]   Downloaded cargo_metadata v0.6.4
[INFO] [stderr]   Downloaded miniz_oxide v0.4.3
[INFO] [stderr]   Downloaded serde v1.0.123
[INFO] [stderr]   Downloaded serde_json v1.0.62
[INFO] [stderr]   Downloaded thread_local v1.1.3
[INFO] [stderr]   Downloaded unicode-xid v0.2.1
[INFO] [stderr]   Downloaded hermit-abi v0.1.18
[INFO] [stderr]   Downloaded unicode-width v0.1.8
[INFO] [stderr]   Downloaded structopt-derive v0.2.18
[INFO] [stderr]   Downloaded libc v0.2.85
[INFO] [stderr]   Downloaded semver v0.9.0
[INFO] [stderr]   Downloaded once_cell v1.5.2
[INFO] [stderr]   Downloaded error-chain v0.12.4
[INFO] [stderr]   Downloaded rustc-demangle v0.1.18
[INFO] [stderr]   Downloaded unicode-segmentation v1.7.1
[INFO] [stderr]   Downloaded heck v0.3.2
[INFO] [stderr]   Downloaded proc-macro2 v1.0.24
[INFO] [stderr]   Downloaded serde_derive v1.0.123
[INFO] [stderr]   Downloaded clap v2.33.3
[INFO] [stderr]   Downloaded regex v1.4.3
[INFO] [stderr]   Downloaded aho-corasick v0.7.15
[INFO] [stderr]   Downloaded env_logger v0.6.2
[INFO] [stderr]   Downloaded syn v1.0.60
[INFO] [stderr]   Downloaded semver-parser v0.7.0
[INFO] [stderr]   Downloaded addr2line v0.14.1
[INFO] [stderr]   Downloaded vec_map v0.8.2
[INFO] [stderr]   Downloaded quote v1.0.8
[INFO] [stderr]   Downloaded itoa v0.4.7
[INFO] [stderr]   Downloaded regex-syntax v0.6.22
[INFO] [stderr]   Downloaded gimli v0.23.0
[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] 55e5204697ff3ed9d327a825540d61ea2ffcca5aec8f4cdde538afdc48d13d91
[INFO] running `Command { std: "docker" "start" "-a" "55e5204697ff3ed9d327a825540d61ea2ffcca5aec8f4cdde538afdc48d13d91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55e5204697ff3ed9d327a825540d61ea2ffcca5aec8f4cdde538afdc48d13d91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55e5204697ff3ed9d327a825540d61ea2ffcca5aec8f4cdde538afdc48d13d91", kill_on_drop: false }`
[INFO] [stdout] 55e5204697ff3ed9d327a825540d61ea2ffcca5aec8f4cdde538afdc48d13d91
[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] 83614350d60246315fc743181f76c73786efffd454f404a02ab755fc379a8af9
[INFO] running `Command { std: "docker" "start" "-a" "83614350d60246315fc743181f76c73786efffd454f404a02ab755fc379a8af9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.85
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking object v0.23.0
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling serde_json v1.0.62
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking addr2line v0.14.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking cargo_metadata v0.6.4
[INFO] [stderr]  Documenting cargo-lipo v3.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.19s
[INFO] running `Command { std: "docker" "inspect" "83614350d60246315fc743181f76c73786efffd454f404a02ab755fc379a8af9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83614350d60246315fc743181f76c73786efffd454f404a02ab755fc379a8af9", kill_on_drop: false }`
[INFO] [stdout] 83614350d60246315fc743181f76c73786efffd454f404a02ab755fc379a8af9