[INFO] fetching crate libzfs 0.6.16...
[INFO] documenting libzfs-0.6.16 against beta-2021-08-01 for beta-1.55-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 beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libzfs-sys v0.5.11
[INFO] [stderr]   Downloaded libzfs-types v0.1.2
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1d87b64c2fcf128f304225155f725d31e350a31f4084d49f5387e926a05bc84d
[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" "1d87b64c2fcf128f304225155f725d31e350a31f4084d49f5387e926a05bc84d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d87b64c2fcf128f304225155f725d31e350a31f4084d49f5387e926a05bc84d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d87b64c2fcf128f304225155f725d31e350a31f4084d49f5387e926a05bc84d", kill_on_drop: false }`
[INFO] [stdout] 1d87b64c2fcf128f304225155f725d31e350a31f4084d49f5387e926a05bc84d
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 647d5f28d923108bc07a45ad986643ee6cc1fe580f6216a0b3014ac07f36da7c
[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" "647d5f28d923108bc07a45ad986643ee6cc1fe580f6216a0b3014ac07f36da7c", kill_on_drop: false }`
[INFO] [stderr]    Compiling bindgen v0.51.1
[INFO] [stderr]    Compiling nvpair-sys v0.1.0
[INFO] [stderr]     Checking cstr-argument v0.1.1
[INFO] [stderr]    Compiling which v3.1.1
[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 22.51s
[INFO] running `Command { std: "docker" "inspect" "647d5f28d923108bc07a45ad986643ee6cc1fe580f6216a0b3014ac07f36da7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "647d5f28d923108bc07a45ad986643ee6cc1fe580f6216a0b3014ac07f36da7c", kill_on_drop: false }`
[INFO] [stdout] 647d5f28d923108bc07a45ad986643ee6cc1fe580f6216a0b3014ac07f36da7c
