[INFO] cloning repository https://github.com/s-tajima/peke_envs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/s-tajima/peke_envs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fs-tajima%2Fpeke_envs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fs-tajima%2Fpeke_envs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9fb6af18e15ad08eb4c22774eb424a657de53e61
[INFO] documenting s-tajima/peke_envs against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fs-tajima%2Fpeke_envs" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/s-tajima/peke_envs on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/s-tajima/peke_envs
[INFO] finished tweaking git repo https://github.com/s-tajima/peke_envs
[INFO] tweaked toml for git repo https://github.com/s-tajima/peke_envs written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/s-tajima/peke_envs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c456ff6b67cb0ac35003c05158a7c554a8669f84ae0a4a01377945cf306d3431
[INFO] running `Command { std: "docker" "start" "-a" "c456ff6b67cb0ac35003c05158a7c554a8669f84ae0a4a01377945cf306d3431", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c456ff6b67cb0ac35003c05158a7c554a8669f84ae0a4a01377945cf306d3431", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c456ff6b67cb0ac35003c05158a7c554a8669f84ae0a4a01377945cf306d3431", kill_on_drop: false }`
[INFO] [stdout] c456ff6b67cb0ac35003c05158a7c554a8669f84ae0a4a01377945cf306d3431
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da714ed72aaf798eeccae5be4ee9fd4fe42c844e0c3558aee2c70552f46e8b9b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "da714ed72aaf798eeccae5be4ee9fd4fe42c844e0c3558aee2c70552f46e8b9b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.20
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking cfg-if v0.1.5
[INFO] [stderr]    Compiling failure_derive v0.1.2
[INFO] [stderr]    Compiling regex v1.0.5
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking utf8-ranges v1.0.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]    Compiling memchr v2.1.0
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]     Checking backtrace-sys v0.1.24
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]     Checking regex-syntax v0.6.2
[INFO] [stderr]     Checking elf v0.0.10
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking aho-corasick v0.6.8
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling synstructure v0.9.0
[INFO] [stderr]     Checking failure v0.1.2
[INFO] [stderr]     Checking proc-maps v0.1.4
[INFO] [stderr]  Documenting peke_envs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.00s
[INFO] running `Command { std: "docker" "inspect" "da714ed72aaf798eeccae5be4ee9fd4fe42c844e0c3558aee2c70552f46e8b9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da714ed72aaf798eeccae5be4ee9fd4fe42c844e0c3558aee2c70552f46e8b9b", kill_on_drop: false }`
[INFO] [stdout] da714ed72aaf798eeccae5be4ee9fd4fe42c844e0c3558aee2c70552f46e8b9b