[INFO] fetching crate wfbuf 0.1.1...
[INFO] documenting wfbuf-0.1.1 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate wfbuf 0.1.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate wfbuf 0.1.1 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wfbuf 0.1.1
[INFO] finished tweaking crates.io crate wfbuf 0.1.1
[INFO] tweaked toml for crates.io crate wfbuf 0.1.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.1.12
[INFO] [stderr]   Downloaded mmap v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "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] e8eb647bf567feefbf76374f6c221590057503abdd5a0e596762d4dda3342204
[INFO] running `Command { std: "docker" "start" "-a" "e8eb647bf567feefbf76374f6c221590057503abdd5a0e596762d4dda3342204", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e8eb647bf567feefbf76374f6c221590057503abdd5a0e596762d4dda3342204", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8eb647bf567feefbf76374f6c221590057503abdd5a0e596762d4dda3342204", kill_on_drop: false }`
[INFO] [stdout] e8eb647bf567feefbf76374f6c221590057503abdd5a0e596762d4dda3342204
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dab6a3069c64841af701f764ca83fabfb6765c365e251d6c788550ef091650de
[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" "dab6a3069c64841af701f764ca83fabfb6765c365e251d6c788550ef091650de", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking libc v0.1.12
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking mmap v0.1.1
[INFO] [stderr]  Documenting wfbuf v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected expression, found keyword `in`
[INFO] [stdout]   --> src/lib.rs:89:3
[INFO] [stdout]    |
[INFO] [stdout] 89 |         in MMSHARED { WfBuf::<T>::new() }
[INFO] [stdout]    |         ^^ expected expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `std::ops::Place`, `std::ops::InPlace`, `std::ops::Placer`
[INFO] [stdout]  --> src/lib.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ops::{Place, InPlace, Placer};
[INFO] [stdout]   |                ^^^^^  ^^^^^^^  ^^^^^^ no `Placer` in `ops`
[INFO] [stdout]   |                |      |
[INFO] [stdout]   |                |      no `InPlace` in `ops`
[INFO] [stdout]   |                no `Place` in `ops`
[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] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `wfbuf`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name wfbuf src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=b31c8db2c4c2db80 -L dependency=/opt/rustwide/target/debug/deps --extern libc=/opt/rustwide/target/debug/deps/liblibc-4e90763dd2291129.rmeta --extern mmap=/opt/rustwide/target/debug/deps/libmmap-2229041fff6c6ac1.rmeta --cap-lints=warn --crate-version 0.1.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "dab6a3069c64841af701f764ca83fabfb6765c365e251d6c788550ef091650de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dab6a3069c64841af701f764ca83fabfb6765c365e251d6c788550ef091650de", kill_on_drop: false }`
[INFO] [stdout] dab6a3069c64841af701f764ca83fabfb6765c365e251d6c788550ef091650de