[INFO] cloning repository https://github.com/rfaulhaber/sel
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rfaulhaber/sel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frfaulhaber%2Fsel", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frfaulhaber%2Fsel'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e366180b6a1df76396d76f8bf9700e9655afc78e
[INFO] documenting rfaulhaber/sel against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frfaulhaber%2Fsel" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rfaulhaber/sel on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rfaulhaber/sel
[INFO] finished tweaking git repo https://github.com/rfaulhaber/sel
[INFO] tweaked toml for git repo https://github.com/rfaulhaber/sel written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/rfaulhaber/sel already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 30cb4520c6c0d4f0bb9bbe1859c0a0ace0d40e59716ee28a55f32b0b0a8f93f7
[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" "30cb4520c6c0d4f0bb9bbe1859c0a0ace0d40e59716ee28a55f32b0b0a8f93f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30cb4520c6c0d4f0bb9bbe1859c0a0ace0d40e59716ee28a55f32b0b0a8f93f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30cb4520c6c0d4f0bb9bbe1859c0a0ace0d40e59716ee28a55f32b0b0a8f93f7", kill_on_drop: false }`
[INFO] [stdout] 30cb4520c6c0d4f0bb9bbe1859c0a0ace0d40e59716ee28a55f32b0b0a8f93f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b259aaa4004c62c77c66106f767f7cced8104b6c7c03cc2acb1d151f59b908a4
[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" "b259aaa4004c62c77c66106f767f7cced8104b6c7c03cc2acb1d151f59b908a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking ego-tree v0.6.2
[INFO] [stderr]     Checking dtoa-short v0.3.2
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]     Checking futf v0.1.4
[INFO] [stderr]     Checking servo_arc v0.1.1
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]     Checking tendril v0.4.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]    Compiling selectors v0.21.0
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]    Compiling serde_json v1.0.51
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling cssparser v0.25.9
[INFO] [stderr]    Compiling html5ever v0.24.1
[INFO] [stderr]    Compiling cssparser-macros v0.3.6
[INFO] [stderr]    Compiling markup5ever v0.9.0
[INFO] [stderr]     Checking scraper v0.11.0
[INFO] [stderr]  Documenting sel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 09s
[INFO] running `Command { std: "docker" "inspect" "b259aaa4004c62c77c66106f767f7cced8104b6c7c03cc2acb1d151f59b908a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b259aaa4004c62c77c66106f767f7cced8104b6c7c03cc2acb1d151f59b908a4", kill_on_drop: false }`
[INFO] [stdout] b259aaa4004c62c77c66106f767f7cced8104b6c7c03cc2acb1d151f59b908a4