[INFO] cloning repository https://github.com/rbi/rddns
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rbi/rddns" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frbi%2Frddns", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frbi%2Frddns'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 612512d78ab8c156edaf93cb65dd9ffca2af3837
[INFO] documenting rbi/rddns 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%2Frbi%2Frddns" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rbi/rddns 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/rbi/rddns
[INFO] finished tweaking git repo https://github.com/rbi/rddns
[INFO] tweaked toml for git repo https://github.com/rbi/rddns written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/rbi/rddns 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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] d51b424333a6bfe47c97e8c49d3d0dbce7a6ad2e6138ca12968cedd27c5a7628
[INFO] running `Command { std: "docker" "start" "-a" "d51b424333a6bfe47c97e8c49d3d0dbce7a6ad2e6138ca12968cedd27c5a7628", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d51b424333a6bfe47c97e8c49d3d0dbce7a6ad2e6138ca12968cedd27c5a7628", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d51b424333a6bfe47c97e8c49d3d0dbce7a6ad2e6138ca12968cedd27c5a7628", kill_on_drop: false }`
[INFO] [stdout] d51b424333a6bfe47c97e8c49d3d0dbce7a6ad2e6138ca12968cedd27c5a7628
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] aca3eee82bd8a4be46d445bce93d07b77f17d4ccd811c5e93fcc69166778deb9
[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" "aca3eee82bd8a4be46d445bce93d07b77f17d4ccd811c5e93fcc69166778deb9", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.28
[INFO] [stderr]    Compiling serde v1.0.84
[INFO] [stderr]     Checking pnet_base v0.22.0
[INFO] [stderr]    Compiling pnet v0.22.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.3
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking tokio-sync v0.1.0
[INFO] [stderr]     Checking term v0.5.1
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.6.4
[INFO] [stderr]    Compiling libc v0.2.50
[INFO] [stderr]     Checking smallvec v0.6.7
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking num_cpus v1.9.0
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking time v0.1.41
[INFO] [stderr]     Checking pnet_sys v0.22.0
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking bytes v0.4.11
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking pnet_macros_support v0.22.0
[INFO] [stderr]     Checking crossbeam-epoch v0.7.0
[INFO] [stderr]     Checking tokio-timer v0.2.10
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling syn v0.15.23
[INFO] [stderr]    Compiling syntex_errors v0.42.0
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking rand v0.6.1
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking tokio-io v0.1.10
[INFO] [stderr]     Checking http v0.1.15
[INFO] [stderr]    Compiling syntex_syntax v0.42.0
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking simplelog v0.5.3
[INFO] [stderr]    Compiling ring v0.14.6
[INFO] [stderr]     Checking tokio-threadpool v0.1.9
[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking tokio-fs v0.1.4
[INFO] [stderr]     Checking tokio-reactor v0.1.7
[INFO] [stderr]     Checking regex v1.1.0
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.4
[INFO] [stderr]     Checking tokio-tcp v0.1.2
[INFO] [stderr]     Checking tokio v0.1.15
[INFO] [stderr]     Checking h2 v0.1.14
[INFO] [stderr]    Compiling serde_derive v1.0.84
[INFO] [stderr]     Checking sct v0.5.0
[INFO] [stderr]     Checking webpki v0.19.1
[INFO] [stderr]     Checking ct-logs v0.5.1
[INFO] [stderr]     Checking rustls v0.15.1
[INFO] [stderr]     Checking webpki-roots v0.16.0
[INFO] [stderr]     Checking hyper v0.12.23
[INFO] [stderr]     Checking ipnetwork v0.14.0
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking pnet_datalink v0.22.0
[INFO] [stderr]     Checking tokio-rustls v0.9.1
[INFO] [stderr]     Checking hyper-rustls v0.16.1
[INFO] [stderr]    Compiling syntex v0.42.2
[INFO] [stderr]    Compiling pnet_macros v0.21.0
[INFO] [stderr]    Compiling pnet_packet v0.22.0
[INFO] [stderr]     Checking pnet_transport v0.22.0
[INFO] [stderr]  Documenting rddns v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 35s
[INFO] running `Command { std: "docker" "inspect" "aca3eee82bd8a4be46d445bce93d07b77f17d4ccd811c5e93fcc69166778deb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aca3eee82bd8a4be46d445bce93d07b77f17d4ccd811c5e93fcc69166778deb9", kill_on_drop: false }`
[INFO] [stdout] aca3eee82bd8a4be46d445bce93d07b77f17d4ccd811c5e93fcc69166778deb9