[INFO] cloning repository https://github.com/nikomatsakis/perf-focus
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nikomatsakis/perf-focus" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikomatsakis%2Fperf-focus", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikomatsakis%2Fperf-focus'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7840f74fa34d6904a41c78a093de47096377837a
[INFO] documenting nikomatsakis/perf-focus 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%2Fnikomatsakis%2Fperf-focus" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nikomatsakis/perf-focus 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/nikomatsakis/perf-focus
[INFO] finished tweaking git repo https://github.com/nikomatsakis/perf-focus
[INFO] tweaked toml for git repo https://github.com/nikomatsakis/perf-focus written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/nikomatsakis/perf-focus 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]  Downloading crates ...
[INFO] [stderr]   Downloaded ordermap v0.2.10
[INFO] [stderr]   Downloaded fixedbitset v0.1.7
[INFO] [stderr]   Downloaded either v1.4.0
[INFO] [stderr]   Downloaded itertools v0.7.6
[INFO] [stderr]   Downloaded petgraph v0.4.5
[INFO] [stderr]   Downloaded rusty-peg v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 322317dbf0af09a0eb6e57f9783b893eb1bd1e979a569f88eaa15134d5e3c4e3
[INFO] running `Command { std: "docker" "start" "-a" "322317dbf0af09a0eb6e57f9783b893eb1bd1e979a569f88eaa15134d5e3c4e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "322317dbf0af09a0eb6e57f9783b893eb1bd1e979a569f88eaa15134d5e3c4e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "322317dbf0af09a0eb6e57f9783b893eb1bd1e979a569f88eaa15134d5e3c4e3", kill_on_drop: false }`
[INFO] [stdout] 322317dbf0af09a0eb6e57f9783b893eb1bd1e979a569f88eaa15134d5e3c4e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 25403a0a3f31f7975f751df3f3a4b15087c8c33d1800de296a32455bf69b82bb
[INFO] running `Command { std: "docker" "start" "-a" "25403a0a3f31f7975f751df3f3a4b15087c8c33d1800de296a32455bf69b82bb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking libc v0.2.29
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]     Checking fixedbitset v0.1.7
[INFO] [stderr]     Checking either v1.4.0
[INFO] [stderr]     Checking ordermap v0.2.10
[INFO] [stderr]     Checking itertools v0.7.6
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking petgraph v0.4.5
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking rusty-peg v0.4.0
[INFO] [stderr]  Documenting perf-focus v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.11s
[INFO] running `Command { std: "docker" "inspect" "25403a0a3f31f7975f751df3f3a4b15087c8c33d1800de296a32455bf69b82bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25403a0a3f31f7975f751df3f3a4b15087c8c33d1800de296a32455bf69b82bb", kill_on_drop: false }`
[INFO] [stdout] 25403a0a3f31f7975f751df3f3a4b15087c8c33d1800de296a32455bf69b82bb