[INFO] cloning repository https://github.com/0xd34b33f/ssh_pinger
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0xd34b33f/ssh_pinger" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xd34b33f%2Fssh_pinger", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xd34b33f%2Fssh_pinger'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 14ce7ba6dee907496e766914e23f4856e816429b
[INFO] documenting 0xd34b33f/ssh_pinger against 1.47.0 for beta-1.48-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xd34b33f%2Fssh_pinger" "/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/0xd34b33f/ssh_pinger on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/0xd34b33f/ssh_pinger
[INFO] finished tweaking git repo https://github.com/0xd34b33f/ssh_pinger
[INFO] tweaked toml for git repo https://github.com/0xd34b33f/ssh_pinger written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/0xd34b33f/ssh_pinger already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 638f6c5779ee8152e8788807cf6d563a5d47d6981d1b6c92031706f49b315fee
[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" "638f6c5779ee8152e8788807cf6d563a5d47d6981d1b6c92031706f49b315fee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "638f6c5779ee8152e8788807cf6d563a5d47d6981d1b6c92031706f49b315fee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "638f6c5779ee8152e8788807cf6d563a5d47d6981d1b6c92031706f49b315fee", kill_on_drop: false }`
[INFO] [stdout] 638f6c5779ee8152e8788807cf6d563a5d47d6981d1b6c92031706f49b315fee
[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" "+1.47.0" "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] 4063f3bdd95be8900ef1d7e03afdcb24f71d3f91d0d161b666dce60229914085
[INFO] running `Command { std: "docker" "start" "-a" "4063f3bdd95be8900ef1d7e03afdcb24f71d3f91d0d161b666dce60229914085", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling openssl-sys v0.9.53
[INFO] [stderr]     Checking colored v1.9.0
[INFO] [stderr]     Checking libz-sys v1.0.25
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking fern v0.5.9
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking workerpool v1.2.0
[INFO] [stderr]    Compiling libssh2-sys v0.2.13
[INFO] [stderr]     Checking ssh2 v0.5.0
[INFO] [stderr]  Documenting ssh_pinger v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.49s
[INFO] running `Command { std: "docker" "inspect" "4063f3bdd95be8900ef1d7e03afdcb24f71d3f91d0d161b666dce60229914085", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4063f3bdd95be8900ef1d7e03afdcb24f71d3f91d0d161b666dce60229914085", kill_on_drop: false }`
[INFO] [stdout] 4063f3bdd95be8900ef1d7e03afdcb24f71d3f91d0d161b666dce60229914085