[INFO] cloning repository https://github.com/ponchoalv/rust-chat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ponchoalv/rust-chat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fponchoalv%2Frust-chat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fponchoalv%2Frust-chat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2761c4b80652ba7fa349d2249622630d4ef766a5
[INFO] documenting ponchoalv/rust-chat 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%2Fponchoalv%2Frust-chat" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ponchoalv/rust-chat 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/ponchoalv/rust-chat
[INFO] finished tweaking git repo https://github.com/ponchoalv/rust-chat
[INFO] tweaked toml for git repo https://github.com/ponchoalv/rust-chat written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/ponchoalv/rust-chat 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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7fa0e993961aa74b0d25b18964aafabf4fddd99e94ff9d71c8803fe9387b5d7a
[INFO] running `Command { std: "docker" "start" "-a" "7fa0e993961aa74b0d25b18964aafabf4fddd99e94ff9d71c8803fe9387b5d7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fa0e993961aa74b0d25b18964aafabf4fddd99e94ff9d71c8803fe9387b5d7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fa0e993961aa74b0d25b18964aafabf4fddd99e94ff9d71c8803fe9387b5d7a", kill_on_drop: false }`
[INFO] [stdout] 7fa0e993961aa74b0d25b18964aafabf4fddd99e94ff9d71c8803fe9387b5d7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3fee10eefaf8d29fc9bf00f3024a5a38a2ceccbbc8447ca01a58e650461345bc
[INFO] running `Command { std: "docker" "start" "-a" "3fee10eefaf8d29fc9bf00f3024a5a38a2ceccbbc8447ca01a58e650461345bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking libc v0.2.17
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking cfg-if v0.1.0
[INFO] [stderr]    Compiling gcc v0.3.38
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking bytes v0.3.0
[INFO] [stderr]     Checking log v0.3.6
[INFO] [stderr]     Checking slab v0.1.3
[INFO] [stderr]     Checking byteorder v0.3.13
[INFO] [stderr]     Checking rustc-serialize v0.3.21
[INFO] [stderr]     Checking sha1 v0.1.1
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling ws2_32-sys v0.2.1
[INFO] [stderr]     Checking net2 v0.2.26
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]    Compiling http-muncher v0.2.5
[INFO] [stderr]     Checking time v0.1.35
[INFO] [stderr]     Checking miow v0.1.3
[INFO] [stderr]     Checking mio v0.5.1
[INFO] [stderr]  Documenting chat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: invalid unicode character escape
[INFO] [stdout]   --> src/frame.rs:67:39
[INFO] [stdout]    |
[INFO] [stdout] 67 |         println!("Hello\x20W\u{f3}rld!\u{abcdef}");
[INFO] [stdout]    |                                       ^^^^^^^^^^ invalid escape
[INFO] [stdout]    |
[INFO] [stdout]    = help: unicode escape must be at most 10FFFF
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0583]: file not found for module `stuff`
[INFO] [stdout]  --> src/frame.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | mod stuff;
[INFO] [stdout]   | ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: to create the module `stuff`, create file "src/frame/stuff.rs" or "src/frame/stuff/mod.rs"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `log`
[INFO] [stdout]  --> src/frame.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | extern crate log;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0255]: the name `Write` is defined multiple times
[INFO] [stdout]   --> src/frame.rs:76:21
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub trait Write {
[INFO] [stdout]    | --------------- previous definition of the trait `Write` here
[INFO] [stdout] ...
[INFO] [stdout] 76 | use std::io::{Read, Write, ErrorKind};
[INFO] [stdout]    |                     ^^^^^ `Write` reimported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Write` must be defined only once in the type namespace of this module
[INFO] [stdout] help: you can use `as` to change the binding name of the import
[INFO] [stdout]    |
[INFO] [stdout] 76 | use std::io::{Read, Write as OtherWrite, ErrorKind};
[INFO] [stdout]    |                     ~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `info` in this scope
[INFO] [stdout]   --> src/frame.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         info!("{} byte(s) written", s);
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `info` in this scope
[INFO] [stdout]   --> src/frame.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 |     info!("The program \"{}\" calculates the value {}",
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'lifetime`
[INFO] [stdout]   --> src/frame.rs:65:25
[INFO] [stdout]    |
[INFO] [stdout] 65 | unsafe fn a_function<T: 'lifetime>() {
[INFO] [stdout]    |                      -  ^^^^^^^^^ undeclared lifetime
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      help: consider introducing lifetime `'lifetime` here: `'lifetime,`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0255, E0261, E0463, E0583.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0255`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `chat`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name chat src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=363a0a565d91860c -L dependency=/opt/rustwide/target/debug/deps --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-9b79111b6d281c76.rmeta --extern http_muncher=/opt/rustwide/target/debug/deps/libhttp_muncher-8702942f7be306b2.rmeta --extern mio=/opt/rustwide/target/debug/deps/libmio-e984d7b2e61c487c.rmeta --extern rustc_serialize=/opt/rustwide/target/debug/deps/librustc_serialize-25ff72e6e1092abc.rmeta --extern sha1=/opt/rustwide/target/debug/deps/libsha1-3009b01102b5f42c.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "3fee10eefaf8d29fc9bf00f3024a5a38a2ceccbbc8447ca01a58e650461345bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fee10eefaf8d29fc9bf00f3024a5a38a2ceccbbc8447ca01a58e650461345bc", kill_on_drop: false }`
[INFO] [stdout] 3fee10eefaf8d29fc9bf00f3024a5a38a2ceccbbc8447ca01a58e650461345bc