[INFO] cloning repository https://github.com/hw-discord/bot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hw-discord/bot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhw-discord%2Fbot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhw-discord%2Fbot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1767eb5e26be34354e05f1b9f86072b27851a848
[INFO] documenting hw-discord/bot 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%2Fhw-discord%2Fbot" "/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/hw-discord/bot 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/hw-discord/bot
[INFO] finished tweaking git repo https://github.com/hw-discord/bot
[INFO] tweaked toml for git repo https://github.com/hw-discord/bot written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/hw-discord/bot 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] [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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fe2d8e222047ac50ffd7a27da8b9552e759c0e1641c0c9422e03e86d0dfc2c56
[INFO] running `Command { std: "docker" "start" "-a" "fe2d8e222047ac50ffd7a27da8b9552e759c0e1641c0c9422e03e86d0dfc2c56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe2d8e222047ac50ffd7a27da8b9552e759c0e1641c0c9422e03e86d0dfc2c56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe2d8e222047ac50ffd7a27da8b9552e759c0e1641c0c9422e03e86d0dfc2c56", kill_on_drop: false }`
[INFO] [stdout] fe2d8e222047ac50ffd7a27da8b9552e759c0e1641c0c9422e03e86d0dfc2c56
[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" "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] b0627274740d335ab1515b38495e1f37274aaf29beeb8d4dc01a4a3aeee650a0
[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" "b0627274740d335ab1515b38495e1f37274aaf29beeb8d4dc01a4a3aeee650a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling serenity v0.8.3
[INFO] [stderr]     Checking uwl v0.6.0
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]    Compiling ring v0.16.12
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]    Compiling command_attr v0.2.0
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking input_buffer v0.2.0
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking tokio v0.2.18
[INFO] [stderr]     Checking tungstenite v0.9.2
[INFO] [stderr]     Checking webpki v0.21.2
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking ct-logs v0.6.0
[INFO] [stderr]     Checking rustls v0.17.0
[INFO] [stderr]     Checking webpki-roots v0.18.0
[INFO] [stderr]     Checking rustls v0.16.0
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking h2 v0.2.4
[INFO] [stderr]     Checking tokio-rustls v0.13.0
[INFO] [stderr]     Checking rustls-native-certs v0.3.0
[INFO] [stderr]     Checking hyper v0.13.4
[INFO] [stderr]     Checking hyper-rustls v0.20.0
[INFO] [stderr]     Checking reqwest v0.10.4
[INFO] [stderr]  Documenting hello_worlds-bot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "b0627274740d335ab1515b38495e1f37274aaf29beeb8d4dc01a4a3aeee650a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0627274740d335ab1515b38495e1f37274aaf29beeb8d4dc01a4a3aeee650a0", kill_on_drop: false }`
[INFO] [stdout] b0627274740d335ab1515b38495e1f37274aaf29beeb8d4dc01a4a3aeee650a0