Some `FulfillmentContext`-related cleanups

[compiler-errors]

Use ObligationCtxt in some places, remove some FulfillmentContexts in others...

r? types

[rustbot]

Some changes occurred in src/tools/clippy

cc @rust-lang/clippy

[rust-log-analyzer]

The job mingw-check failed! Check out the build log: (web) (plain)

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

    Checking clippy_lints v0.1.64 (/checkout/src/tools/clippy/clippy_lints)
error: unused import: `TraitEngine`
  --> src/tools/clippy/clippy_lints/src/future_not_send.rs:12:61
   |
12 | use rustc_trait_selection::traits::{self, FulfillmentError, TraitEngine};
   |
   |
   = note: `-D unused-imports` implied by `-D warnings`
error[E0308]: arguments to this function are incorrect
   --> src/tools/clippy/clippy_lints/src/future_not_send.rs:83:21
    |
    |
83  |                     traits::fully_solve_bound(&infcx, cx.param_env, cause, ret_ty, send_trait)
    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^         ------------  ----- expected `ParamEnv<'_>`, found `ObligationCause<'_>`
    |                                                       |
    |                                                       expected `ObligationCause<'_>`, found `ParamEnv<'tcx>`
note: function defined here
   --> /checkout/compiler/rustc_trait_selection/src/traits/mod.rs:433:8
    |
    |
433 | pub fn fully_solve_bound<'a, 'tcx>(
help: swap these arguments
    |
    |
83  |                     traits::fully_solve_bound(&infcx, cause, cx.param_env, ret_ty, send_trait)

For more information about this error, try `rustc --explain E0308`.
error: could not compile `clippy_lints` due to 2 previous errors
Build completed unsuccessfully in 0:03:17

[bors]

:umbrella: The latest upstream changes (presumably #100120) made this pull request unmergeable. Please resolve the merge conflicts.

[compiler-errors]

@bors r=jackh726

[bors]

:pushpin: Commit f5af266b6d707da0f6a6cf388a93e14e38a8a1ef has been approved by jackh726

It is now in the queue for this repository.

[bors]

:hourglass: Testing commit f5af266b6d707da0f6a6cf388a93e14e38a8a1ef with merge bd04658eb65f0ba78ef2b275312f3311d88017cd...

[bors]

:sunny: Test successful - checks-actions Approved by: jackh726 Pushing bd04658eb65f0ba78ef2b275312f3311d88017cd to master...

[rust-timer]

Finished benchmarking commit (bd04658eb65f0ba78ef2b275312f3311d88017cd): comparison url.

Instruction count

• Primary benchmarks: no relevant changes found
• Secondary benchmarks: 😿 relevant regressions found

	mean[^1]	max	count[^2]
Regressions 😿 (primary)	N/A	N/A	0
Regressions 😿 (secondary)	1.3%	1.5%	6
Improvements 🎉 (primary)	N/A	N/A	0
Improvements 🎉 (secondary)	N/A	N/A	0
All 😿🎉 (primary)	N/A	N/A	0

Max RSS (memory usage)

Results

• Primary benchmarks: no relevant changes found
• Secondary benchmarks: mixed results

	mean[^1]	max	count[^2]
Regressions 😿 (primary)	N/A	N/A	0
Regressions 😿 (secondary)	2.6%	2.6%	1
Improvements 🎉 (primary)	N/A	N/A	0
Improvements 🎉 (secondary)	-3.7%	-5.2%	2
All 😿🎉 (primary)	N/A	N/A	0

Cycles

This benchmark run did not return any relevant results for this metric.

[^1]: the arithmetic mean of the percent change [^2]: number of relevant changes

If you disagree with this performance assessment, please file an issue in rust-lang/rustc-perf.

@rustbot label: -perf-regression