[INFO] cloning repository https://github.com/danieldk/wordpiece-stats
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/danieldk/wordpiece-stats" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanieldk%2Fwordpiece-stats", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanieldk%2Fwordpiece-stats'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 26c971fe4e2c5d4cde6d17c3273d21112d442d21
[INFO] documenting danieldk/wordpiece-stats 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%2Fdanieldk%2Fwordpiece-stats" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/danieldk/wordpiece-stats 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/danieldk/wordpiece-stats
[INFO] finished tweaking git repo https://github.com/danieldk/wordpiece-stats
[INFO] tweaked toml for git repo https://github.com/danieldk/wordpiece-stats written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/danieldk/wordpiece-stats 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 fst v0.3.5
[INFO] [stderr]   Downloaded stdinout v0.4.0
[INFO] [stderr]   Downloaded wordpieces v0.2.1
[INFO] [stderr]   Downloaded conllu v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f4c7853bd7dcad7a18a8edf359fd5748618c9fde680a1c16b4d4f7c68da26200
[INFO] running `Command { std: "docker" "start" "-a" "f4c7853bd7dcad7a18a8edf359fd5748618c9fde680a1c16b4d4f7c68da26200", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4c7853bd7dcad7a18a8edf359fd5748618c9fde680a1c16b4d4f7c68da26200", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4c7853bd7dcad7a18a8edf359fd5748618c9fde680a1c16b4d4f7c68da26200", kill_on_drop: false }`
[INFO] [stdout] f4c7853bd7dcad7a18a8edf359fd5748618c9fde680a1c16b4d4f7c68da26200
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d5aa38a7a665d60bf9d5b9f056831e66e21a25c8a1685afd3beeabf1e7184d71
[INFO] running `Command { std: "docker" "start" "-a" "d5aa38a7a665d60bf9d5b9f056831e66e21a25c8a1685afd3beeabf1e7184d71", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]    Compiling cc v1.0.49
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]     Checking stdinout v0.4.0
[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking fst v0.3.5
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking conllu v0.3.0
[INFO] [stderr]     Checking wordpieces v0.2.1
[INFO] [stderr]  Documenting wordpiece-stats v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.91s
[INFO] running `Command { std: "docker" "inspect" "d5aa38a7a665d60bf9d5b9f056831e66e21a25c8a1685afd3beeabf1e7184d71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5aa38a7a665d60bf9d5b9f056831e66e21a25c8a1685afd3beeabf1e7184d71", kill_on_drop: false }`
[INFO] [stdout] d5aa38a7a665d60bf9d5b9f056831e66e21a25c8a1685afd3beeabf1e7184d71