Rename errors.rs file to diagnostics.rs (13/N)

[GuillaumeGomez]

Follow-up of #157485.

r? @JonathanBrouwer

[rustbot]

Some changes occurred to constck

cc @fee1-dead

changes to the core type system

cc @lcnr

Some changes occurred in compiler/rustc_attr_parsing

cc @jdonszelmann, @JonathanBrouwer

The parser was modified, potentially altering the grammar of (stable) Rust
which would be a breaking change.

cc @fmease

Some changes occurred to the CTFE machinery

cc @RalfJung, @oli-obk, @lcnr

HIR ty lowering was modified

cc @fmease

Some changes occurred in compiler/rustc_passes/src/check_attr.rs

cc @jdonszelmann, @JonathanBrouwer

Some changes occurred in cfg and check-cfg configuration

cc @Urgau

[JonathanBrouwer]

@bors r+ rollup

View changes since this review

[rust-bors]

📌 Commit 2a74949 has been approved by JonathanBrouwer

It is now in the queue for this repository.

[rust-log-analyzer]

The job x86_64-gnu-miri failed! Check out the build log: (web) (plain enhanced) (plain)

Click to see the possible cause of the failure (guessed by this bot)

tests/pass-dep/libc/libc-socket.rs (revision `run`) ... FAILED
tests/pass-dep/libc/libc-time.rs (revision `run`) ... ok

FAILED TEST: tests/pass-dep/libc/libc-socket.rs (revision `run`)
command: MIRI_BE_RUSTC="host" MIRI_ENV_VAR_TEST="0" MIRI_TEMP="/tmp/miri-uitest-ajTxDq" RUST_BACKTRACE="1" "/checkout/obj/build/x86_64-unknown-linux-gnu/stage2-tools/x86_64-unknown-linux-gnu/tmp/miri_ui/0/tests/pass-dep/libc/libc-socket"

error: test got exit status: 101, but expected 0
##[error]   --> tests/pass-dep/libc/libc-socket.rs:856:17
    |
856 |                 assert!(before.elapsed() >= Duration::from_millis(40));
    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ assertion failed: before.elapsed() >= Duration::from_millis(40)
    |

full stderr:

thread 'main' (41189) panicked at tests/pass-dep/libc/libc-socket.rs:856:17:
assertion failed: before.elapsed() >= Duration::from_millis(40)
stack backtrace:
   0: __rustc::rust_begin_unwind
   1: core::panicking::panic_fmt
   2: core::panicking::panic
   3: libc_socket::test_sockopt_sndtimeo
   4: libc_socket::main
   5: <fn() as core::ops::function::FnOnce<()>>::call_once
note: Some details are omitted, run with `RUST_BACKTRACE=full` for a verbose backtrace.

full stdout:

---
Location:
   /cargo/registry/src/index.crates.io-1949cf8c6b5b557f/ui_test-0.30.7/src/lib.rs:365

  ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ BACKTRACE ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   1: <color_eyre[afb39bdbb70fecc5]::config::EyreHook>::into_eyre_hook::{closure#0}<unknown>
      at <unknown source file>:<unknown line>
   2: eyre[afff8ffba3d662ed]::capture_handler<unknown>
      at <unknown source file>:<unknown line>
   3: eyre[afff8ffba3d662ed]::private::format_err<unknown>
      at <unknown source file>:<unknown line>
   4: ui_test[dbda565c33c36d65]::run_tests_generic::<ui_test[dbda565c33c36d65]::default_file_filter, ui[518449a33cd22a8d]::run_tests::{closure#1}, alloc[98167094727ec9f7]::boxed::Box<dyn ui_test[dbda565c33c36d65]::status_emitter::StatusEmitter>><unknown>
      at <unknown source file>:<unknown line>
   5: ui[518449a33cd22a8d]::ui<unknown>
      at <unknown source file>:<unknown line>
   6: ui[518449a33cd22a8d]::main<unknown>
      at <unknown source file>:<unknown line>
   7: std[62ca30648c4f1477]::sys::backtrace::__rust_begin_short_backtrace::<fn() -> core[28354a44cc9eada7]::result::Result<(), eyre[afff8ffba3d662ed]::Report>, core[28354a44cc9eada7]::result::Result<(), eyre[afff8ffba3d662ed]::Report>><unknown>
      at <unknown source file>:<unknown line>
   8: std[62ca30648c4f1477]::rt::lang_start::<core[28354a44cc9eada7]::result::Result<(), eyre[afff8ffba3d662ed]::Report>>::{closure#0}<unknown>
      at <unknown source file>:<unknown line>
   9: std[62ca30648c4f1477]::rt::lang_start_internal<unknown>
      at <unknown source file>:<unknown line>
  10: main<unknown>
      at <unknown source file>:<unknown line>
  11: __libc_start_main<unknown>
      at <unknown source file>:<unknown line>
  12: _start<unknown>
      at <unknown source file>:<unknown line>

Run with COLORBT_SHOW_HIDDEN=1 environment variable to disable frame filtering.
Run with RUST_BACKTRACE=full to include source snippets.
error: test failed, to rerun pass `--test ui`

Caused by:
  process didn't exit successfully: `/checkout/obj/build/x86_64-unknown-linux-gnu/stage2-tools/x86_64-unknown-linux-gnu/release/build/miri/cb0f003b15235986/out/ui-cb0f003b15235986 tests/pass tests/panic` (exit status: 1)
Bootstrap failed while executing `test --stage 2 src/tools/miri src/tools/miri/cargo-miri`
Currently active steps:
test::Miri { target: x86_64-unknown-linux-gnu } at src/bootstrap/src/core/build_steps/test.rs:694
Command `/checkout/obj/build/x86_64-unknown-linux-gnu/stage0/bin/cargo test --target x86_64-unknown-linux-gnu -Zbinary-dep-depinfo -j 4 -Zroot-dir=/checkout --locked --color=always --profile=release --manifest-path /checkout/src/tools/miri/Cargo.toml -- tests/pass tests/panic [workdir=/checkout]` failed with exit code 1
Created at: src/bootstrap/src/core/build_steps/tool.rs:191:21
Executed at: src/bootstrap/src/core/build_steps/test.rs:791:23

--- BACKTRACE vvv
   0: <bootstrap::utils::exec::DeferredCommand>::finish_process
             at /checkout/src/bootstrap/src/utils/exec.rs:938:17
   1: <bootstrap::utils::exec::DeferredCommand>::wait_for_output::<&bootstrap::utils::exec::ExecutionContext>
             at /checkout/src/bootstrap/src/utils/exec.rs:830:21
   2: <bootstrap::utils::exec::ExecutionContext>::run
             at /checkout/src/bootstrap/src/utils/exec.rs:740:45
   3: <bootstrap::utils::exec::BootstrapCommand>::run::<&bootstrap::core::builder::Builder>
             at /checkout/src/bootstrap/src/utils/exec.rs:338:27
   4: <bootstrap::core::build_steps::test::Miri as bootstrap::core::builder::Step>::run
             at /checkout/src/bootstrap/src/core/build_steps/test.rs:791:23
   5: <bootstrap::core::builder::Builder>::ensure::<bootstrap::core::build_steps::test::Miri>
             at /checkout/src/bootstrap/src/core/builder/mod.rs:1650:36
   6: <bootstrap::core::build_steps::test::Miri as bootstrap::core::builder::Step>::make_run
             at /checkout/src/bootstrap/src/core/build_steps/test.rs:694:21
   7: <bootstrap::core::builder::StepDescription>::maybe_run
             at /checkout/src/bootstrap/src/core/builder/mod.rs:480:13
   8: bootstrap::core::builder::cli_paths::match_paths_to_steps_and_run
             at /checkout/src/bootstrap/src/core/builder/cli_paths.rs:233:18
   9: <bootstrap::core::builder::Builder>::run_step_descriptions
             at /checkout/src/bootstrap/src/core/builder/mod.rs:1177:9
  10: <bootstrap::core::builder::Builder>::execute_cli
             at /checkout/src/bootstrap/src/core/builder/mod.rs:1156:14
  11: <bootstrap::Build>::build
             at /checkout/src/bootstrap/src/lib.rs:802:25
  12: bootstrap::main
             at /checkout/src/bootstrap/src/bin/main.rs:149:11
  13: <fn() as core::ops::function::FnOnce<()>>::call_once
             at /rustc/0417c25868d6dfbd1c291dfeae950504faa6f790/library/core/src/ops/function.rs:250:5
  14: std::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
             at /rustc/0417c25868d6dfbd1c291dfeae950504faa6f790/library/std/src/sys/backtrace.rs:166:18
  15: std::rt::lang_start::<()>::{closure#0}
             at /rustc/0417c25868d6dfbd1c291dfeae950504faa6f790/library/std/src/rt.rs:206:18
  16: <&dyn core::ops::function::Fn<(), Output = i32> + core::marker::Sync + core::panic::unwind_safe::RefUnwindSafe as core::ops::function::FnOnce<()>>::call_once
             at /rustc/0417c25868d6dfbd1c291dfeae950504faa6f790/library/core/src/ops/function.rs:287:21
  17: std::panicking::catch_unwind::do_call::<&dyn core::ops::function::Fn<(), Output = i32> + core::marker::Sync + core::panic::unwind_safe::RefUnwindSafe, i32>
             at /rustc/0417c25868d6dfbd1c291dfeae950504faa6f790/library/std/src/panicking.rs:581:40
  18: std::panicking::catch_unwind::<i32, &dyn core::ops::function::Fn<(), Output = i32> + core::marker::Sync + core::panic::unwind_safe::RefUnwindSafe>
             at /rustc/0417c25868d6dfbd1c291dfeae950504faa6f790/library/std/src/panicking.rs:544:19
  19: std::panic::catch_unwind::<&dyn core::ops::function::Fn<(), Output = i32> + core::marker::Sync + core::panic::unwind_safe::RefUnwindSafe, i32>
             at /rustc/0417c25868d6dfbd1c291dfeae950504faa6f790/library/std/src/panic.rs:359:14
  20: std::rt::lang_start_internal::{closure#0}
             at /rustc/0417c25868d6dfbd1c291dfeae950504faa6f790/library/std/src/rt.rs:175:24
  21: std::panicking::catch_unwind::do_call::<std::rt::lang_start_internal::{closure#0}, isize>
             at /rustc/0417c25868d6dfbd1c291dfeae950504faa6f790/library/std/src/panicking.rs:581:40
---
  28: __libc_start_main
  29: _start


Command has failed. Rerun with -v to see more details.
Build completed unsuccessfully in 0:31:54
  local time: Mon Jul 13 21:07:53 UTC 2026
  network time: Mon, 13 Jul 2026 21:07:53 GMT
##[error]Process completed with exit code 1.
##[group]Run echo "disk usage:"