[INFO] fetching crate catfs 0.8.0...
[INFO] documenting catfs-0.8.0 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate catfs 0.8.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate catfs 0.8.0 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 catfs 0.8.0
[INFO] finished tweaking crates.io crate catfs 0.8.0
[INFO] tweaked toml for crates.io crate catfs 0.8.0 written to /workspace/builds/worker-13/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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 42aa7187805be68885a032371895ff88cd94dee5a685fc3477e01e9bbbf6d7d9
[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" "42aa7187805be68885a032371895ff88cd94dee5a685fc3477e01e9bbbf6d7d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42aa7187805be68885a032371895ff88cd94dee5a685fc3477e01e9bbbf6d7d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42aa7187805be68885a032371895ff88cd94dee5a685fc3477e01e9bbbf6d7d9", kill_on_drop: false }`
[INFO] [stdout] 42aa7187805be68885a032371895ff88cd94dee5a685fc3477e01e9bbbf6d7d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f2f7951fe271aef4be3655b3525c6cae041096b10dbf64e65f9a04cf0cfcd843
[INFO] running `Command { std: "docker" "start" "-a" "f2f7951fe271aef4be3655b3525c6cae041096b10dbf64e65f9a04cf0cfcd843", kill_on_drop: false }`
[INFO] [stderr]     Checking thread-scoped v1.0.2
[INFO] [stderr]    Compiling fuse v0.3.1
[INFO] [stderr]     Checking itertools v0.6.5
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking chan v0.1.23
[INFO] [stderr]     Checking twox-hash v1.5.0
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]     Checking chan-signal v0.2.0
[INFO] [stderr]  Documenting catfs v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/catfs/inode.rs:284:67
[INFO] [stdout]     |
[INFO] [stdout] 284 |     pub fn mkdir(&self, name: &OsStr, mode: u32) -> error::Result<(Inode)> {
[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 4.38s
[INFO] running `Command { std: "docker" "inspect" "f2f7951fe271aef4be3655b3525c6cae041096b10dbf64e65f9a04cf0cfcd843", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2f7951fe271aef4be3655b3525c6cae041096b10dbf64e65f9a04cf0cfcd843", kill_on_drop: false }`
[INFO] [stdout] f2f7951fe271aef4be3655b3525c6cae041096b10dbf64e65f9a04cf0cfcd843