[INFO] cloning repository https://github.com/peterhorne/allocator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/peterhorne/allocator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeterhorne%2Fallocator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeterhorne%2Fallocator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 39378ca6b5d97a13fc8a118acb149bbbdeec08b4
[INFO] documenting peterhorne/allocator against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeterhorne%2Fallocator" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/peterhorne/allocator on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/peterhorne/allocator
[INFO] finished tweaking git repo https://github.com/peterhorne/allocator
[INFO] tweaked toml for git repo https://github.com/peterhorne/allocator written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/peterhorne/allocator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cff3467555a66766331f139b1ea97d038fac891e34c855149b056490b9a1488f
[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" "cff3467555a66766331f139b1ea97d038fac891e34c855149b056490b9a1488f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cff3467555a66766331f139b1ea97d038fac891e34c855149b056490b9a1488f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cff3467555a66766331f139b1ea97d038fac891e34c855149b056490b9a1488f", kill_on_drop: false }`
[INFO] [stdout] cff3467555a66766331f139b1ea97d038fac891e34c855149b056490b9a1488f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a43035c698eed12d8df8836b0b0f02e1a53ef6b051aa9269ae843fdef3d31cf
[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" "9a43035c698eed12d8df8836b0b0f02e1a53ef6b051aa9269ae843fdef3d31cf", kill_on_drop: false }`
[INFO] [stderr]  Documenting allocator v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `std::io::BufStream`
[INFO] [stdout]  --> src/main.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::{BufStream, Read, Write};
[INFO] [stdout]   |               ^^^^^^^^^ no `BufStream` in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::io::BufStream`
[INFO] [stdout]  --> src/commands/mod.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{BufRead, BufStream, Read, Write};
[INFO] [stdout]   |                        ^^^^^^^^^ no `BufStream` in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(convert)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(slice_patterns)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `slice_patterns` has been stable since 1.42.0 and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(io)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: half-open range patterns are unstable
[INFO] [stdout]   --> src/commands/mod.rs:13:16
[INFO] [stdout]    |
[INFO] [stdout] 13 |         [name, args..] => match name {
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #67264 <https://github.com/rust-lang/rust/issues/67264> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: half-open range patterns are unstable
[INFO] [stdout]   --> src/commands/consume.rs:16:21
[INFO] [stdout]    |
[INFO] [stdout] 16 |         if let [id, _resources..] = args {
[INFO] [stdout]    |                     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #67264 <https://github.com/rust-lang/rust/issues/67264> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: exclusive range pattern syntax is experimental
[INFO] [stdout]   --> src/commands/consume.rs:16:21
[INFO] [stdout]    |
[INFO] [stdout] 16 |         if let [id, _resources..] = args {
[INFO] [stdout]    |                     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #37854 <https://github.com/rust-lang/rust/issues/37854> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: exclusive range pattern syntax is experimental
[INFO] [stdout]   --> src/commands/mod.rs:13:16
[INFO] [stdout]    |
[INFO] [stdout] 13 |         [name, args..] => match name {
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #37854 <https://github.com/rust-lang/rust/issues/37854> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 10 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0554, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `allocator`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name allocator 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 --cap-lints=warn --crate-version 0.0.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "9a43035c698eed12d8df8836b0b0f02e1a53ef6b051aa9269ae843fdef3d31cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a43035c698eed12d8df8836b0b0f02e1a53ef6b051aa9269ae843fdef3d31cf", kill_on_drop: false }`
[INFO] [stdout] 9a43035c698eed12d8df8836b0b0f02e1a53ef6b051aa9269ae843fdef3d31cf
