[INFO] cloning repository https://github.com/FreeMasen/cheap_alerts
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FreeMasen/cheap_alerts" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFreeMasen%2Fcheap_alerts", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFreeMasen%2Fcheap_alerts'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 890613539c3f257a78f7e0f9661581f27f0c6bcd
[INFO] documenting FreeMasen/cheap_alerts 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%2FFreeMasen%2Fcheap_alerts" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/FreeMasen/cheap_alerts 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/FreeMasen/cheap_alerts
[INFO] finished tweaking git repo https://github.com/FreeMasen/cheap_alerts
[INFO] tweaked toml for git repo https://github.com/FreeMasen/cheap_alerts written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/FreeMasen/cheap_alerts 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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] ffc562357e0b4ada8ff53188a681938894b538c47313e5bc16b09d0859c7bb9d
[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" "ffc562357e0b4ada8ff53188a681938894b538c47313e5bc16b09d0859c7bb9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ffc562357e0b4ada8ff53188a681938894b538c47313e5bc16b09d0859c7bb9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffc562357e0b4ada8ff53188a681938894b538c47313e5bc16b09d0859c7bb9d", kill_on_drop: false }`
[INFO] [stdout] ffc562357e0b4ada8ff53188a681938894b538c47313e5bc16b09d0859c7bb9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 626ca889985e7b45e28458235203e7a6089de34990c4c74246e00379d064ed66
[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" "626ca889985e7b45e28458235203e7a6089de34990c4c74246e00379d064ed66", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.105
[INFO] [stderr]     Checking ascii_utils v0.9.3
[INFO] [stderr]     Checking openssl-sys v0.9.54
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking fast_chemail v0.9.6
[INFO] [stderr]     Checking openssl v0.10.28
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling serde_derive v1.0.105
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling structopt-derive v0.4.5
[INFO] [stderr]     Checking structopt v0.3.12
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking lettre v0.9.2
[INFO] [stderr]  Documenting cheap_alerts v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.54s
[INFO] running `Command { std: "docker" "inspect" "626ca889985e7b45e28458235203e7a6089de34990c4c74246e00379d064ed66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "626ca889985e7b45e28458235203e7a6089de34990c4c74246e00379d064ed66", kill_on_drop: false }`
[INFO] [stdout] 626ca889985e7b45e28458235203e7a6089de34990c4c74246e00379d064ed66