[INFO] updating cached repository https://github.com/KevinMGranger/nine-ufs-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fb17c42588743f7195369df131360f0c19934546
[INFO] documenting KevinMGranger/nine-ufs-rs against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKevinMGranger%2Fnine-ufs-rs" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KevinMGranger/nine-ufs-rs on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/KevinMGranger/nine-ufs-rs
[INFO] finished tweaking git repo https://github.com/KevinMGranger/nine-ufs-rs
[INFO] tweaked toml for git repo https://github.com/KevinMGranger/nine-ufs-rs written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/KevinMGranger/nine-ufs-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "metadata" "--no-deps" "--format-version=1", 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] d36974f36a62225b93bb053ffff98e6d6d565d2786071abddddd35e99163e1c6
[INFO] running `Command { std: "docker" "start" "-a" "d36974f36a62225b93bb053ffff98e6d6d565d2786071abddddd35e99163e1c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d36974f36a62225b93bb053ffff98e6d6d565d2786071abddddd35e99163e1c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d36974f36a62225b93bb053ffff98e6d6d565d2786071abddddd35e99163e1c6", kill_on_drop: false }`
[INFO] [stdout] d36974f36a62225b93bb053ffff98e6d6d565d2786071abddddd35e99163e1c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d48e7dad55e728f26a5c18e13288e9909a1a16372a62f20f0ac39a00747edf41
[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" "d48e7dad55e728f26a5c18e13288e9909a1a16372a62f20f0ac39a00747edf41", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.19
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]    Compiling failure_derive v0.1.2
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]     Checking rustc-demangle v0.1.9
[INFO] [stderr]     Checking cfg-if v0.1.5
[INFO] [stderr]    Compiling serde v1.0.79
[INFO] [stderr]     Checking byteorder v1.2.6
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling syn v0.15.4
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]    Compiling serde_derive v1.0.79
[INFO] [stderr]    Compiling synstructure v0.9.0
[INFO] [stderr]     Checking failure v0.1.2
[INFO] [stderr]     Checking nine v0.2.1
[INFO] [stderr]  Documenting nine-ufs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected `;`, found `}`
[INFO] [stdout]   --> src/server/fs.rs:22:28
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let mode = perms.mode()
[INFO] [stdout]    |                            ^ help: add `;` here
[INFO] [stdout] 23 | }
[INFO] [stdout]    | - unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `.`, `;`, `?`, `}`, or an operator, found `unimplemented`
[INFO] [stdout]   --> src/server/fs.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     }
[INFO] [stdout]    |      - expected one of `.`, `;`, `?`, `}`, or an operator
[INFO] [stdout] 40 |     unimplemented!()
[INFO] [stdout]    |     ^^^^^^^^^^^^^ unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `nine-ufs`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name nine_ufs src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-3b2afef8f6784573.rmeta --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-513fb15ee3259ada.rmeta --extern failure=/opt/rustwide/target/debug/deps/libfailure-154b65f84c73d724.rmeta --extern nine=/opt/rustwide/target/debug/deps/libnine-baeca80ff861059d.rmeta --cap-lints=forbid` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "d48e7dad55e728f26a5c18e13288e9909a1a16372a62f20f0ac39a00747edf41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d48e7dad55e728f26a5c18e13288e9909a1a16372a62f20f0ac39a00747edf41", kill_on_drop: false }`
[INFO] [stdout] d48e7dad55e728f26a5c18e13288e9909a1a16372a62f20f0ac39a00747edf41