[INFO] cloning repository https://github.com/coord-e/r53ddns
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/coord-e/r53ddns" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoord-e%2Fr53ddns", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoord-e%2Fr53ddns'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d210609101716efffb7c75a478fb6881ae5cb17a
[INFO] documenting coord-e/r53ddns against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoord-e%2Fr53ddns" "/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/coord-e/r53ddns on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/coord-e/r53ddns
[INFO] finished tweaking git repo https://github.com/coord-e/r53ddns
[INFO] tweaked toml for git repo https://github.com/coord-e/r53ddns written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/coord-e/r53ddns already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 99b3a33599105e7650a114e6e2c877469907622730892a0309fc46d7e551bc54
[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" "99b3a33599105e7650a114e6e2c877469907622730892a0309fc46d7e551bc54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99b3a33599105e7650a114e6e2c877469907622730892a0309fc46d7e551bc54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99b3a33599105e7650a114e6e2c877469907622730892a0309fc46d7e551bc54", kill_on_drop: false }`
[INFO] [stdout] 99b3a33599105e7650a114e6e2c877469907622730892a0309fc46d7e551bc54
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8cd9e6cc12a3b594d58be3b89f7c6ca59ba3b54f50fee2f1b52e1e029660cf75
[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" "8cd9e6cc12a3b594d58be3b89f7c6ca59ba3b54f50fee2f1b52e1e029660cf75", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking fern v0.6.0
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling async-trait v0.1.24
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]     Checking native-tls v0.2.4
[INFO] [stderr]    Compiling rusoto_core v0.43.0-beta.1
[INFO] [stderr]     Checking sha2 v0.8.1
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tokio v0.2.13
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling time-macros-impl v0.1.0
[INFO] [stderr]     Checking time-macros v0.1.0
[INFO] [stderr]     Checking time v0.2.7
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking tokio-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.2.2
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]     Checking hyper v0.13.3
[INFO] [stderr]     Checking rusoto_credential v0.43.0-beta.1
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking reqwest v0.10.4
[INFO] [stderr]     Checking rusoto_signature v0.43.0-beta.1
[INFO] [stderr]     Checking rusoto_route53 v0.43.0-beta.1
[INFO] [stderr]  Documenting r53ddns v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "8cd9e6cc12a3b594d58be3b89f7c6ca59ba3b54f50fee2f1b52e1e029660cf75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cd9e6cc12a3b594d58be3b89f7c6ca59ba3b54f50fee2f1b52e1e029660cf75", kill_on_drop: false }`
[INFO] [stdout] 8cd9e6cc12a3b594d58be3b89f7c6ca59ba3b54f50fee2f1b52e1e029660cf75