[INFO] cloning repository https://github.com/nsqio/rust-nsq
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nsqio/rust-nsq" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnsqio%2Frust-nsq", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnsqio%2Frust-nsq'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 253dbee7f882099e7de8accc43adc0074b122415
[INFO] documenting nsqio/rust-nsq against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnsqio%2Frust-nsq" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nsqio/rust-nsq on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nsqio/rust-nsq
[INFO] finished tweaking git repo https://github.com/nsqio/rust-nsq
[INFO] tweaked toml for git repo https://github.com/nsqio/rust-nsq written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/nsqio/rust-nsq already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba1545f53947bb9e97d31c0e48ce9198bdc7b26c171b4d58c269c323af94b0ae
[INFO] running `Command { std: "docker" "start" "-a" "ba1545f53947bb9e97d31c0e48ce9198bdc7b26c171b4d58c269c323af94b0ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba1545f53947bb9e97d31c0e48ce9198bdc7b26c171b4d58c269c323af94b0ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba1545f53947bb9e97d31c0e48ce9198bdc7b26c171b4d58c269c323af94b0ae", kill_on_drop: false }`
[INFO] [stdout] ba1545f53947bb9e97d31c0e48ce9198bdc7b26c171b4d58c269c323af94b0ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f61f6d1e44a5dcca1e53fe91cc32518fdd99721692ca04faa2bdc4e76e38b44d
[INFO] running `Command { std: "docker" "start" "-a" "f61f6d1e44a5dcca1e53fe91cc32518fdd99721692ca04faa2bdc4e76e38b44d", kill_on_drop: false }`
[INFO] [stderr]  Documenting nsq v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: could not find `net` in `io`
[INFO] [stdout]  --> src/lib.rs:4:14
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::net::tcp::TcpStream;
[INFO] [stdout]   |              ^^^ could not find `net` in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `std::io::MemReader`, `std::io::Reader`, `std::io::Writer`, `std::io::IoResult`, `std::io::IoError`
[INFO] [stdout]  --> src/lib.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{MemReader, Reader, Writer, IoResult, IoError};
[INFO] [stdout]   |               ^^^^^^^^^  ^^^^^^  ^^^^^^  ^^^^^^^^  ^^^^^^^ no `IoError` in `io`
[INFO] [stdout]   |               |          |       |       |
[INFO] [stdout]   |               |          |       |       no `IoResult` in `io`
[INFO] [stdout]   |               |          |       no `Writer` in `io`
[INFO] [stdout]   |               |          no `Reader` in `io`
[INFO] [stdout]   |               no `MemReader` in `io`
[INFO] [stdout]   |
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{BufReader, Reader, Writer, IoResult, IoError};
[INFO] [stdout]   |               ~~~~~~~~~
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{MemReader, Read, Writer, IoResult, IoError};
[INFO] [stdout]   |                          ~~~~
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{MemReader, Reader, Write, IoResult, IoError};
[INFO] [stdout]   |                                  ~~~~~
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{MemReader, Reader, Writer, Result, IoError};
[INFO] [stdout]   |                                          ~~~~~~
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{MemReader, Reader, Writer, IoResult, Error};
[INFO] [stdout]   |                                                    ~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]   --> src/lib.rs:22:3
[INFO] [stdout]    |
[INFO] [stdout] 22 | #[deriving(Show)]
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]   --> src/lib.rs:28:3
[INFO] [stdout]    |
[INFO] [stdout] 28 | #[deriving(Show)]
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]   --> src/lib.rs:37:3
[INFO] [stdout]    |
[INFO] [stdout] 37 | #[deriving(Show)]
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(macro_rules)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `macro_rules` has been stable since 1.0.0 and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `nsq`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name nsq src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=ecbee4a409365742 -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.0.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "f61f6d1e44a5dcca1e53fe91cc32518fdd99721692ca04faa2bdc4e76e38b44d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f61f6d1e44a5dcca1e53fe91cc32518fdd99721692ca04faa2bdc4e76e38b44d", kill_on_drop: false }`
[INFO] [stdout] f61f6d1e44a5dcca1e53fe91cc32518fdd99721692ca04faa2bdc4e76e38b44d