[INFO] fetching crate busylight 0.1.0...
[INFO] documenting busylight-0.1.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate busylight 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate busylight 0.1.0 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate busylight 0.1.0
[INFO] finished tweaking crates.io crate busylight 0.1.0
[INFO] tweaked toml for crates.io crate busylight 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate busylight 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded timer v0.2.0
[INFO] [stderr]   Downloaded hidapi v1.0.1
[INFO] [stderr]   Downloaded color_processing v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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-2020-08-29" "metadata" "--no-deps" "--format-version=1", 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] b5a7f8861fd8a688a3b48a780633d75305cef295bb4381761164d1193a46431e
[INFO] running `Command { std: "docker" "start" "-a" "b5a7f8861fd8a688a3b48a780633d75305cef295bb4381761164d1193a46431e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5a7f8861fd8a688a3b48a780633d75305cef295bb4381761164d1193a46431e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5a7f8861fd8a688a3b48a780633d75305cef295bb4381761164d1193a46431e", kill_on_drop: false }`
[INFO] [stdout] b5a7f8861fd8a688a3b48a780633d75305cef295bb4381761164d1193a46431e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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-2020-08-29" "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] 98166297cd572f3b10520c781088d5609b0b42be15086f431e1f165c314c1f1f
[INFO] running `Command { std: "docker" "start" "-a" "98166297cd572f3b10520c781088d5609b0b42be15086f431e1f165c314c1f1f", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling cc v1.0.40
[INFO] [stderr]    Compiling pkg-config v0.3.15
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking regex-syntax v0.6.11
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]    Compiling hidapi v1.0.1
[INFO] [stderr]     Checking chrono v0.4.7
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking chrono v0.2.25
[INFO] [stderr]     Checking regex v1.2.1
[INFO] [stderr]     Checking timer v0.2.0
[INFO] [stderr]     Checking color_processing v0.3.1
[INFO] [stderr]  Documenting busylight v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.71s
[INFO] running `Command { std: "docker" "inspect" "98166297cd572f3b10520c781088d5609b0b42be15086f431e1f165c314c1f1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98166297cd572f3b10520c781088d5609b0b42be15086f431e1f165c314c1f1f", kill_on_drop: false }`
[INFO] [stdout] 98166297cd572f3b10520c781088d5609b0b42be15086f431e1f165c314c1f1f