[INFO] cloning repository https://github.com/CMatri/tethermanager
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CMatri/tethermanager" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCMatri%2Ftethermanager", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCMatri%2Ftethermanager'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6118a744fba2a0a99ad1a4439f1463a0b92f9122
[INFO] documenting CMatri/tethermanager against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCMatri%2Ftethermanager" "/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/CMatri/tethermanager on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/CMatri/tethermanager
[INFO] finished tweaking git repo https://github.com/CMatri/tethermanager
[INFO] tweaked toml for git repo https://github.com/CMatri/tethermanager written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/CMatri/tethermanager already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simple-error v0.2.1
[INFO] [stderr]   Downloaded libusb-sys v0.2.3
[INFO] [stderr]   Downloaded libusb v0.3.0
[INFO] [stderr]   Downloaded crossbeam-channel v0.3.8
[INFO] [stderr]   Downloaded libdbus-sys v0.1.5
[INFO] [stderr]   Downloaded dbus v0.6.4
[INFO] [stderr]   Downloaded bit-vec v0.6.1
[INFO] [stderr]   Downloaded psutil v1.5.0
[INFO] [stderr]   Downloaded notify-rust v3.6.0
[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" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 90c55ba3ac626f5f0e07cb47a1ab869437b7a22a2bbf8735acc34002d5303133
[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" "90c55ba3ac626f5f0e07cb47a1ab869437b7a22a2bbf8735acc34002d5303133", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90c55ba3ac626f5f0e07cb47a1ab869437b7a22a2bbf8735acc34002d5303133", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90c55ba3ac626f5f0e07cb47a1ab869437b7a22a2bbf8735acc34002d5303133", kill_on_drop: false }`
[INFO] [stdout] 90c55ba3ac626f5f0e07cb47a1ab869437b7a22a2bbf8735acc34002d5303133
[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" "+beta-2020-10-09" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89c50b4523a6a2563e1a320a9d25dbfd74bc2eb56414bad4a5fdc0c51b112cec
[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" "89c50b4523a6a2563e1a320a9d25dbfd74bc2eb56414bad4a5fdc0c51b112cec", kill_on_drop: false }`
[INFO] [stderr]     Checking bit-vec v0.6.1
[INFO] [stderr]     Checking arc-swap v0.3.11
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]     Checking simple-error v0.2.1
[INFO] [stderr]    Compiling libdbus-sys v0.1.5
[INFO] [stderr]    Compiling libusb-sys v0.2.3
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking psutil v1.5.0
[INFO] [stderr]     Checking bit-set v0.2.0
[INFO] [stderr]     Checking signal-hook-registry v1.0.1
[INFO] [stderr]     Checking crossbeam-channel v0.3.8
[INFO] [stderr]     Checking dbus v0.6.4
[INFO] [stderr]     Checking libusb v0.3.0
[INFO] [stderr]     Checking signal-hook v0.1.9
[INFO] [stderr]     Checking notify-rust v3.6.0
[INFO] [stderr]  Documenting tethermanager v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.66s
[INFO] running `Command { std: "docker" "inspect" "89c50b4523a6a2563e1a320a9d25dbfd74bc2eb56414bad4a5fdc0c51b112cec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89c50b4523a6a2563e1a320a9d25dbfd74bc2eb56414bad4a5fdc0c51b112cec", kill_on_drop: false }`
[INFO] [stdout] 89c50b4523a6a2563e1a320a9d25dbfd74bc2eb56414bad4a5fdc0c51b112cec