[INFO] fetching crate libzfs 0.6.16...
[INFO] documenting libzfs-0.6.16 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate libzfs 0.6.16 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate libzfs 0.6.16 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 libzfs 0.6.16
[INFO] finished tweaking crates.io crate libzfs 0.6.16
[INFO] tweaked toml for crates.io crate libzfs 0.6.16 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef77d3fd1e07c4dfbb6e0763c43b673b84ef8aa0debb1e214ce48135d7e6fcd3
[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" "ef77d3fd1e07c4dfbb6e0763c43b673b84ef8aa0debb1e214ce48135d7e6fcd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef77d3fd1e07c4dfbb6e0763c43b673b84ef8aa0debb1e214ce48135d7e6fcd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef77d3fd1e07c4dfbb6e0763c43b673b84ef8aa0debb1e214ce48135d7e6fcd3", kill_on_drop: false }`
[INFO] [stdout] ef77d3fd1e07c4dfbb6e0763c43b673b84ef8aa0debb1e214ce48135d7e6fcd3
[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" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0b0a095674592996df2df5cbdf1586fb3b052aacb61bfd5c73556e73b90c247
[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" "a0b0a095674592996df2df5cbdf1586fb3b052aacb61bfd5c73556e73b90c247", kill_on_drop: false }`
[INFO] [stderr]    Compiling nvpair-sys v0.1.0
[INFO] [stderr]     Checking cstr-argument v0.1.1
[INFO] [stderr]    Compiling bindgen v0.51.1
[INFO] [stderr]     Checking libzfs-types v0.1.2
[INFO] [stderr]    Compiling libzfs-sys v0.5.11
[INFO] [stderr]  Documenting libzfs v0.6.16 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/zfs.rs:60:35
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn props(&self) -> Result<(Vec<ZProp>)> {
[INFO] [stdout]    |                                   ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.96s
[INFO] running `Command { std: "docker" "inspect" "a0b0a095674592996df2df5cbdf1586fb3b052aacb61bfd5c73556e73b90c247", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0b0a095674592996df2df5cbdf1586fb3b052aacb61bfd5c73556e73b90c247", kill_on_drop: false }`
[INFO] [stdout] a0b0a095674592996df2df5cbdf1586fb3b052aacb61bfd5c73556e73b90c247
