[INFO] cloning repository https://github.com/asampley/alarm-clock
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/asampley/alarm-clock" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasampley%2Falarm-clock", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasampley%2Falarm-clock'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 572a176e069b4eceaff445a7cdd5a37fe1c73c8c
[INFO] documenting asampley/alarm-clock against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasampley%2Falarm-clock" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/asampley/alarm-clock on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/asampley/alarm-clock
[INFO] finished tweaking git repo https://github.com/asampley/alarm-clock
[INFO] tweaked toml for git repo https://github.com/asampley/alarm-clock written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/asampley/alarm-clock already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2022-05-20" "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] 0edb71d6db3e0194cf9d9ed254df0d1b6f11a70d59d41de7f04f5e4ba222c8ab
[INFO] running `Command { std: "docker" "start" "-a" "0edb71d6db3e0194cf9d9ed254df0d1b6f11a70d59d41de7f04f5e4ba222c8ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0edb71d6db3e0194cf9d9ed254df0d1b6f11a70d59d41de7f04f5e4ba222c8ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0edb71d6db3e0194cf9d9ed254df0d1b6f11a70d59d41de7f04f5e4ba222c8ab", kill_on_drop: false }`
[INFO] [stdout] 0edb71d6db3e0194cf9d9ed254df0d1b6f11a70d59d41de7f04f5e4ba222c8ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", 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] 32b72468df903ea0ba513c176e472325ac91287659c123907794e6fde3349c71
[INFO] running `Command { std: "docker" "start" "-a" "32b72468df903ea0ba513c176e472325ac91287659c123907794e6fde3349c71", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling cc v1.0.40
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]    Compiling pre_table v0.1.0 (/opt/rustwide/workdir/pre_table)
[INFO] [stderr]  Documenting pre_table v0.1.0 (/opt/rustwide/workdir/pre_table)
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking rppal v0.12.0
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]     Checking num-traits v0.2.14
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rayon v1.1.0
[INFO] [stderr]     Checking backtrace v0.3.34
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking midly v0.2.1
[INFO] [stderr]     Checking toml v0.5.5
[INFO] [stderr]  Documenting mus v0.1.0 (/opt/rustwide/workdir/alarm_clock)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `Command { std: "docker" "inspect" "32b72468df903ea0ba513c176e472325ac91287659c123907794e6fde3349c71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32b72468df903ea0ba513c176e472325ac91287659c123907794e6fde3349c71", kill_on_drop: false }`
[INFO] [stdout] 32b72468df903ea0ba513c176e472325ac91287659c123907794e6fde3349c71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=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" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 10252d2d6d46440b5b955ae045eb0e94306daa775612ba47a0708fface439fe0
[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" "10252d2d6d46440b5b955ae045eb0e94306daa775612ba47a0708fface439fe0", kill_on_drop: false }`
[INFO] [stderr] error: manifest path `/opt/rustwide/workdir/Cargo.toml` is a virtual manifest, but this command requires running against an actual package in this workspace
[INFO] running `Command { std: "docker" "inspect" "10252d2d6d46440b5b955ae045eb0e94306daa775612ba47a0708fface439fe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10252d2d6d46440b5b955ae045eb0e94306daa775612ba47a0708fface439fe0", kill_on_drop: false }`
[INFO] [stdout] 10252d2d6d46440b5b955ae045eb0e94306daa775612ba47a0708fface439fe0