[INFO] cloning repository https://github.com/ehariz/Netchat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ehariz/Netchat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fehariz%2FNetchat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fehariz%2FNetchat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 99849ce57e2ef7250d3211912c61935783b3f3d7
[INFO] documenting ehariz/Netchat 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%2Fehariz%2FNetchat" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ehariz/Netchat 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/ehariz/Netchat
[INFO] finished tweaking git repo https://github.com/ehariz/Netchat
[INFO] tweaked toml for git repo https://github.com/ehariz/Netchat written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/ehariz/Netchat 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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] 8f1a68400974a5c0842596e843223fcb3989a5185423696a7c1fa1ef35f515e6
[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" "8f1a68400974a5c0842596e843223fcb3989a5185423696a7c1fa1ef35f515e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f1a68400974a5c0842596e843223fcb3989a5185423696a7c1fa1ef35f515e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f1a68400974a5c0842596e843223fcb3989a5185423696a7c1fa1ef35f515e6", kill_on_drop: false }`
[INFO] [stdout] 8f1a68400974a5c0842596e843223fcb3989a5185423696a7c1fa1ef35f515e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f0a7c9bbf8e62036e69317631b5469ba57347350aa92b8702c4da91495c153b6
[INFO] running `Command { std: "docker" "start" "-a" "f0a7c9bbf8e62036e69317631b5469ba57347350aa92b8702c4da91495c153b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.32
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]     Checking rustc-demangle v0.1.14
[INFO] [stderr]     Checking termcolor v1.0.4
[INFO] [stderr]    Compiling backtrace v0.3.15
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking termion v1.5.1
[INFO] [stderr]    Compiling syn v0.12.15
[INFO] [stderr]     Checking env_logger v0.6.1
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]     Checking tui v0.5.0
[INFO] [stderr]     Checking color-backtrace v0.1.3
[INFO] [stderr]     Checking tempfile v3.0.7
[INFO] [stderr]     Checking gag v0.1.10
[INFO] [stderr]    Compiling shrinkwraprs v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]    Compiling structopt-derive v0.2.15
[INFO] [stderr]     Checking structopt v0.2.15
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]  Documenting netchat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.07s
[INFO] running `Command { std: "docker" "inspect" "f0a7c9bbf8e62036e69317631b5469ba57347350aa92b8702c4da91495c153b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0a7c9bbf8e62036e69317631b5469ba57347350aa92b8702c4da91495c153b6", kill_on_drop: false }`
[INFO] [stdout] f0a7c9bbf8e62036e69317631b5469ba57347350aa92b8702c4da91495c153b6