[INFO] fetching crate termcolor_output 1.0.1...
[INFO] documenting termcolor_output-1.0.1 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate termcolor_output 1.0.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate termcolor_output 1.0.1 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 crates.io crate termcolor_output 1.0.1
[INFO] finished tweaking crates.io crate termcolor_output 1.0.1
[INFO] tweaked toml for crates.io crate termcolor_output 1.0.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-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] 0a40463701b5ee18a65720308e44e14655001ace0963377e3470cfb9eb3d7829
[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" "0a40463701b5ee18a65720308e44e14655001ace0963377e3470cfb9eb3d7829", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a40463701b5ee18a65720308e44e14655001ace0963377e3470cfb9eb3d7829", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a40463701b5ee18a65720308e44e14655001ace0963377e3470cfb9eb3d7829", kill_on_drop: false }`
[INFO] [stdout] 0a40463701b5ee18a65720308e44e14655001ace0963377e3470cfb9eb3d7829
[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] f363b5a51e580973c702c8a874160673828d723e65b4962acb195ebe0d01e99c
[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" "f363b5a51e580973c702c8a874160673828d723e65b4962acb195ebe0d01e99c", kill_on_drop: false }`
[INFO] [stderr]    Compiling termcolor_output_impl v1.0.0
[INFO] [stderr]  Documenting termcolor_output v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.91s
[INFO] running `Command { std: "docker" "inspect" "f363b5a51e580973c702c8a874160673828d723e65b4962acb195ebe0d01e99c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f363b5a51e580973c702c8a874160673828d723e65b4962acb195ebe0d01e99c", kill_on_drop: false }`
[INFO] [stdout] f363b5a51e580973c702c8a874160673828d723e65b4962acb195ebe0d01e99c