[INFO] fetching crate hotwatch 0.4.3...
[INFO] documenting hotwatch-0.4.3 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate hotwatch 0.4.3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate hotwatch 0.4.3 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 crates.io crate hotwatch 0.4.3
[INFO] finished tweaking crates.io crate hotwatch 0.4.3
[INFO] tweaked toml for crates.io crate hotwatch 0.4.3 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate hotwatch 0.4.3 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] e674b5d2c39e6e0cde9bd1b8781cb93619a6ad688df7f995fb0b7135a8381e81
[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" "e674b5d2c39e6e0cde9bd1b8781cb93619a6ad688df7f995fb0b7135a8381e81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e674b5d2c39e6e0cde9bd1b8781cb93619a6ad688df7f995fb0b7135a8381e81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e674b5d2c39e6e0cde9bd1b8781cb93619a6ad688df7f995fb0b7135a8381e81", kill_on_drop: false }`
[INFO] [stdout] e674b5d2c39e6e0cde9bd1b8781cb93619a6ad688df7f995fb0b7135a8381e81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] fbb9baa5e44909afa6ef76e62fbbd47107b3750ea258f301e608be8389ca28f7
[INFO] running `Command { std: "docker" "start" "-a" "fbb9baa5e44909afa6ef76e62fbbd47107b3750ea258f301e608be8389ca28f7", kill_on_drop: false }`
[INFO] [stderr]     Checking inotify-sys v0.1.3
[INFO] [stderr]     Checking filetime v0.2.8
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking inotify v0.6.1
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]     Checking notify v4.0.14
[INFO] [stderr]  Documenting hotwatch v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.35s
[INFO] running `Command { std: "docker" "inspect" "fbb9baa5e44909afa6ef76e62fbbd47107b3750ea258f301e608be8389ca28f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbb9baa5e44909afa6ef76e62fbbd47107b3750ea258f301e608be8389ca28f7", kill_on_drop: false }`
[INFO] [stdout] fbb9baa5e44909afa6ef76e62fbbd47107b3750ea258f301e608be8389ca28f7
