[INFO] fetching crate runtime-fmt 0.4.1...
[INFO] documenting runtime-fmt-0.4.1 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate runtime-fmt 0.4.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate runtime-fmt 0.4.1 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate runtime-fmt 0.4.1
[INFO] finished tweaking crates.io crate runtime-fmt 0.4.1
[INFO] tweaked toml for crates.io crate runtime-fmt 0.4.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate runtime-fmt 0.4.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded runtime-fmt-derive v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 30fe3e5da656dc01fc5b03a7e45f394d5135dfda51f04b9ebb7c864d0b327ca3
[INFO] running `Command { std: "docker" "start" "-a" "30fe3e5da656dc01fc5b03a7e45f394d5135dfda51f04b9ebb7c864d0b327ca3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30fe3e5da656dc01fc5b03a7e45f394d5135dfda51f04b9ebb7c864d0b327ca3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30fe3e5da656dc01fc5b03a7e45f394d5135dfda51f04b9ebb7c864d0b327ca3", kill_on_drop: false }`
[INFO] [stdout] 30fe3e5da656dc01fc5b03a7e45f394d5135dfda51f04b9ebb7c864d0b327ca3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ecf5e0100f5bd2395f6054377b7455e3ff1f4e53dee38c463788c4a197998f43
[INFO] running `Command { std: "docker" "start" "-a" "ecf5e0100f5bd2395f6054377b7455e3ff1f4e53dee38c463788c4a197998f43", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-xid v0.2.0
[INFO] [stderr]  Documenting runtime-fmt v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `std::fmt::ArgumentV1`
[INFO] [stdout]   --> src/lib.rs:38:33
[INFO] [stdout]    |
[INFO] [stdout] 38 | use std::fmt::{self, Arguments, ArgumentV1};
[INFO] [stdout]    |                                 ^^^^^^^^^^
[INFO] [stdout]    |                                 |
[INFO] [stdout]    |                                 no `ArgumentV1` in `fmt`
[INFO] [stdout]    |                                 help: a similar name exists in the module: `Arguments`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::fmt::rt`
[INFO] [stdout]   --> src/lib.rs:39:15
[INFO] [stdout]    |
[INFO] [stdout] 39 | use std::fmt::rt::v1;
[INFO] [stdout]    |               ^^ could not find `rt` in `fmt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `ArgumentV1` in module `fmt`
[INFO] [stdout]   --> src/erase.rs:42:77
[INFO] [stdout]    |
[INFO] [stdout] 42 |               fn by_name<'n>(&self, name: &'n str, idx: usize) -> Result<fmt::ArgumentV1, Error<'n>>;
[INFO] [stdout]    |                                                                               ^^^^^^^^^^ help: a struct with a similar name exists: `Arguments`
[INFO] [stdout] ...
[INFO] [stdout] 85 | / traits! {
[INFO] [stdout] 86 | |     "", Display, display;
[INFO] [stdout] 87 | |     "?", Debug, debug;
[INFO] [stdout] 88 | |     "e", LowerExp, lower_exp;
[INFO] [stdout] ...  |
[INFO] [stdout] 94 | |     "X", UpperHex, upper_hex;
[INFO] [stdout] 95 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]   --> /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:303:1
[INFO] [stdout]    |
[INFO] [stdout]    = note: similarly named struct `Arguments` defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `traits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `ArgumentV1` in module `fmt`
[INFO] [stdout]   --> src/erase.rs:50:77
[INFO] [stdout]    |
[INFO] [stdout] 50 |               fn by_name<'n>(&self, name: &'n str, idx: usize) -> Result<fmt::ArgumentV1, Error<'n>> {
[INFO] [stdout]    |                                                                               ^^^^^^^^^^ help: a struct with a similar name exists: `Arguments`
[INFO] [stdout] ...
[INFO] [stdout] 85 | / traits! {
[INFO] [stdout] 86 | |     "", Display, display;
[INFO] [stdout] 87 | |     "?", Debug, debug;
[INFO] [stdout] 88 | |     "e", LowerExp, lower_exp;
[INFO] [stdout] ...  |
[INFO] [stdout] 94 | |     "X", UpperHex, upper_hex;
[INFO] [stdout] 95 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]   --> /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:303:1
[INFO] [stdout]    |
[INFO] [stdout]    = note: similarly named struct `Arguments` defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `traits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | #![feature(fmt_internals)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | #![feature(unicode_internals)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | #![feature(specialization)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | #![feature(print_internals)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | #![feature(rustc_private)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]   --> src/lib.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | #![feature(specialization)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
[INFO] [stdout]    = help: consider using `min_specialization` instead, which is more stable and complete
[INFO] [stdout]    = note: `#[warn(incomplete_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not resolve path `v1::FormatSpec`
[INFO] [stdout]    --> src/lib.rs:437:43
[INFO] [stdout]     |
[INFO] [stdout] 437 |     const DEFAULT_VALUE: v1::FormatSpec = v1::FormatSpec {
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^ could not resolve path `v1::FormatSpec`
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error was originally ignored because you are running `rustdoc`
[INFO] [stdout]     = note: try running again with `rustc` or `cargo check` and you may get a more detailed error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not resolve path `v1::Alignment::Unknown`
[INFO] [stdout]    --> src/lib.rs:439:16
[INFO] [stdout]     |
[INFO] [stdout] 439 |         align: v1::Alignment::Unknown,
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^ could not resolve path `v1::Alignment::Unknown`
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error was originally ignored because you are running `rustdoc`
[INFO] [stdout]     = note: try running again with `rustc` or `cargo check` and you may get a more detailed error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not resolve path `v1::Count::Implied`
[INFO] [stdout]    --> src/lib.rs:441:20
[INFO] [stdout]     |
[INFO] [stdout] 441 |         precision: v1::Count::Implied,
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^ could not resolve path `v1::Count::Implied`
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error was originally ignored because you are running `rustdoc`
[INFO] [stdout]     = note: try running again with `rustc` or `cargo check` and you may get a more detailed error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not resolve path `v1::Count::Implied`
[INFO] [stdout]    --> src/lib.rs:442:16
[INFO] [stdout]     |
[INFO] [stdout] 442 |         width: v1::Count::Implied,
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^ could not resolve path `v1::Count::Implied`
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error was originally ignored because you are running `rustdoc`
[INFO] [stdout]     = note: try running again with `rustc` or `cargo check` and you may get a more detailed error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 13 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0432, E0433, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `runtime-fmt`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/bin/rustdoc --crate-type lib --crate-name runtime_fmt src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=9f54271888971463 -L dependency=/opt/rustwide/target/debug/deps --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-e52f0e47ea313f97.rmeta --cap-lints=warn --crate-version 0.4.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "ecf5e0100f5bd2395f6054377b7455e3ff1f4e53dee38c463788c4a197998f43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecf5e0100f5bd2395f6054377b7455e3ff1f4e53dee38c463788c4a197998f43", kill_on_drop: false }`
[INFO] [stdout] ecf5e0100f5bd2395f6054377b7455e3ff1f4e53dee38c463788c4a197998f43
