[INFO] cloning repository https://github.com/bnkelley/rhel7-system76-power
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bnkelley/rhel7-system76-power" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbnkelley%2Frhel7-system76-power", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbnkelley%2Frhel7-system76-power'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 53a99d83666b718821dc25fdc4107b9b409a59b7
[INFO] documenting bnkelley/rhel7-system76-power 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%2Fbnkelley%2Frhel7-system76-power" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bnkelley/rhel7-system76-power 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/bnkelley/rhel7-system76-power
[INFO] finished tweaking git repo https://github.com/bnkelley/rhel7-system76-power
[INFO] tweaked toml for git repo https://github.com/bnkelley/rhel7-system76-power written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/bnkelley/rhel7-system76-power 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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] fa1538e93ea41848c63e696401264ac4ff1ce04710f96b7cf61699985acadabc
[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" "fa1538e93ea41848c63e696401264ac4ff1ce04710f96b7cf61699985acadabc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa1538e93ea41848c63e696401264ac4ff1ce04710f96b7cf61699985acadabc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa1538e93ea41848c63e696401264ac4ff1ce04710f96b7cf61699985acadabc", kill_on_drop: false }`
[INFO] [stdout] fa1538e93ea41848c63e696401264ac4ff1ce04710f96b7cf61699985acadabc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 5f7e996d24fc8ee60527e00a1829499d1896ac99bdcd922aecc9505576f6488f
[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" "5f7e996d24fc8ee60527e00a1829499d1896ac99bdcd922aecc9505576f6488f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]     Checking numtoa v0.2.3
[INFO] [stderr]    Compiling libdbus-sys v0.1.5
[INFO] [stderr]    Compiling err-derive v0.1.5
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]     Checking fern v0.5.8
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking sysfs-class v0.1.1 (https://github.com/pop-os/sysfs-class#7bc914e0)
[INFO] [stderr]    Compiling vergen v0.1.1
[INFO] [stderr]     Checking dbus v0.6.2
[INFO] [stderr]    Compiling system76-power v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling smart-default v0.5.2
[INFO] [stderr]     Checking intel-pstate v0.2.0
[INFO] [stderr]  Documenting system76-power v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.38s
[INFO] running `Command { std: "docker" "inspect" "5f7e996d24fc8ee60527e00a1829499d1896ac99bdcd922aecc9505576f6488f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f7e996d24fc8ee60527e00a1829499d1896ac99bdcd922aecc9505576f6488f", kill_on_drop: false }`
[INFO] [stdout] 5f7e996d24fc8ee60527e00a1829499d1896ac99bdcd922aecc9505576f6488f