Rollup of 7 pull requests

[matthiaskrgr]

Successful merges:

• Detect NulInCStr error earlier. #119172 (Detect NulInCStr error earlier.)
• Make tcx optional from StableMIR run macro and extend it to accept closures #119833 (Make tcx optional from StableMIR run macro and extend it to accept closures)
• Modify GenericArg and Term structs to use strict provenance rules #119955 (Modify GenericArg and Term structs to use strict provenance rules)
• don't store const var origins for known vars #120021 (don't store const var origins for known vars)
• Don't create a separate "basename" when naming and opening a MIR dump file #120038 (Don't create a separate "basename" when naming and opening a MIR dump file)
• Don't ICE when deducing future output if other errors already occurred #120057 (Don't ICE when deducing future output if other errors already occurred)
• Remove spastorino from users_on_vacation #120073 (Remove spastorino from users_on_vacation)

r? @ghost
@rustbot modify labels: rollup

Create a similar rollup

[matthiaskrgr]

@bors r+ rollup=never p=7

[bors]

📌 Commit 15066d3 has been approved by matthiaskrgr

It is now in the queue for this repository.

[bors]

⌛ Testing commit 15066d3 with merge 6b1dad9...

[bors]

💔 Test failed - checks-actions

[rust-log-analyzer]

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

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

   Compiling rustc_parse v0.0.0 (/checkout/compiler/rustc_parse)
error: unused import: `DynSync`
  --> compiler/rustc_middle/src/ty/generic_args.rs:10:44
   |
10 | use rustc_data_structures::sync::{DynSend, DynSync};
   |
   = note: `-D unused-imports` implied by `-D warnings`
   = help: to override `-D warnings` add `#[allow(unused_imports)]`


error: unused import: `DynSend`
  --> compiler/rustc_middle/src/ty/mod.rs:40:35
   |
40 | use rustc_data_structures::sync::{DynSend, DynSync};

error: unused import: `DynSync`
  --> compiler/rustc_middle/src/ty/mod.rs:40:44
   |
   |
40 | use rustc_data_structures::sync::{DynSend, DynSync};

error: unused import: `DynSend`
  --> compiler/rustc_middle/src/ty/generic_args.rs:10:35
   |
   |
10 | use rustc_data_structures::sync::{DynSend, DynSync};

[RUSTC-TIMING] aho_corasick test:false 7.821
   Compiling regex v1.8.4
[RUSTC-TIMING] regex_syntax test:false 9.675