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[experiment][1] mew#155500

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WaffleLapkin:make-infallible-never
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[experiment][1] mew#155500
WaffleLapkin wants to merge 18 commits into
rust-lang:mainfrom
WaffleLapkin:make-infallible-never

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@WaffleLapkin WaffleLapkin commented Apr 18, 2026

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@rustbot rustbot added A-rustdoc-js Area: Rustdoc's JS front-end A-rustdoc-json Area: Rustdoc JSON backend A-rustdoc-search Area: Rustdoc's search feature S-waiting-on-author Status: This is awaiting some action (such as code changes or more information) from the author. T-clippy Relevant to the Clippy team. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue. T-libs Relevant to the library team, which will review and decide on the PR/issue. T-rust-analyzer Relevant to the rust-analyzer team, which will review and decide on the PR/issue. T-rustdoc Relevant to the rustdoc team, which will review and decide on the PR/issue. T-rustdoc-frontend Relevant to the rustdoc-frontend team, which will review and decide on the web UI/UX output. labels Apr 18, 2026
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WaffleLapkin commented Apr 18, 2026

@bors try

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rust-bors Bot pushed a commit that referenced this pull request Apr 18, 2026
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Auto merge of #155500 - WaffleLapkin:make-infallible-never, r=<try>
1bdcb63 
[experiment][1] mew
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rust-bors Bot commented Apr 19, 2026

☀️ Try build successful (CI)
Build commit: 1bdcb63 (1bdcb63291ccffc030f8223f6f978568dd240e3e, parent: b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd)

@WaffleLapkin WaffleLapkin force-pushed the make-infallible-never branch from e51d87b to 58bbf50 Compare April 19, 2026 01:05
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WaffleLapkin commented Apr 19, 2026

@craterbot check p=1 crates=https://crater-reports.s3.amazonaws.com/pr-154887/retry-regressed-list.txt

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craterbot commented Apr 19, 2026

👌 Experiment pr-155500 created and queued.
🤖 Automatically detected try build 1bdcb63
⚠️ Try build based on commit e51d87b, but latest commit is 58bbf50. Did you forget to make a new try build?
🔍 You can check out the queue and this experiment's details.

ℹ️ Crater is a tool to run experiments across parts of the Rust ecosystem. Learn more

@craterbot craterbot added S-waiting-on-crater Status: Waiting on a crater run to be completed. and removed S-waiting-on-author Status: This is awaiting some action (such as code changes or more information) from the author. labels Apr 19, 2026
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craterbot commented Apr 20, 2026

🚧 Experiment pr-155500 is now running

ℹ️ Crater is a tool to run experiments across parts of the Rust ecosystem. Learn more

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craterbot commented Apr 20, 2026

🎉 Experiment pr-155500 is completed!
📊 3315 regressed and 0 fixed (9024 total)
📊 1169 spurious results on the retry-regressed-list.txt, consider a retry1 if this is a significant amount.
📰 Open the summary report.

⚠️ If you notice any spurious failure please add them to the denylist!
ℹ️ Crater is a tool to run experiments across parts of the Rust ecosystem. Learn more

Footnotes

  1. re-run the experiment with crates=https://crater-reports.s3.amazonaws.com/pr-155500/retry-regressed-list.txt ↩

@craterbot craterbot added S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. and removed S-waiting-on-crater Status: Waiting on a crater run to be completed. labels Apr 20, 2026
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WaffleLapkin commented Apr 21, 2026

@craterbot check p=1 name=155501-infallible-never-with-reservation start=try#5ec4d3b0c83717313176eefa7d71e9d36dc83355 end=try#1bdcb63291ccffc030f8223f6f978568dd240e3e crates=https://crater-reports.s3.amazonaws.com/pr-154887/retry-regressed-list.txt

Failures of this PR, on top of #155501 (i.e. what is broken by the reservation impl if infallible is never)

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craterbot commented Apr 21, 2026

👌 Experiment 155501-infallible-never-with-reservation created and queued.
🔍 You can check out the queue and this experiment's details.

ℹ️ Crater is a tool to run experiments across parts of the Rust ecosystem. Learn more

@craterbot craterbot added S-waiting-on-crater Status: Waiting on a crater run to be completed. and removed S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. labels Apr 21, 2026
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rust-bors Bot commented Apr 23, 2026

☔ The latest upstream changes (presumably #155674) made this pull request unmergeable. Please resolve the merge conflicts.

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craterbot commented Apr 27, 2026

🚧 Experiment 155501-infallible-never-with-reservation is now running

ℹ️ Crater is a tool to run experiments across parts of the Rust ecosystem. Learn more

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craterbot commented Apr 27, 2026

🎉 Experiment 155501-infallible-never-with-reservation is completed!
📊 14 regressed and 0 fixed (9025 total)
📊 916 spurious results on the retry-regressed-list.txt, consider a retry1 if this is a significant amount.
📰 Open the summary report.

⚠️ If you notice any spurious failure please add them to the denylist!
ℹ️ Crater is a tool to run experiments across parts of the Rust ecosystem. Learn more

Footnotes

  1. re-run the experiment with crates=https://crater-reports.s3.amazonaws.com/155501-infallible-never-with-reservation/retry-regressed-list.txt ↩

@craterbot craterbot added S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. and removed S-waiting-on-crater Status: Waiting on a crater run to be completed. labels Apr 27, 2026
@WaffleLapkin WaffleLapkin mentioned this pull request Apr 28, 2026
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@WaffleLapkin WaffleLapkin added F-never_type `#![feature(never_type)]` S-experimental Status: Ongoing experiment that does not require reviewing and won't be merged in its current state. and removed S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. labels May 14, 2026
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A-rustdoc-js Area: Rustdoc's JS front-end A-rustdoc-json Area: Rustdoc JSON backend A-rustdoc-search Area: Rustdoc's search feature F-never_type `#![feature(never_type)]` S-experimental Status: Ongoing experiment that does not require reviewing and won't be merged in its current state. T-clippy Relevant to the Clippy team. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue. T-libs Relevant to the library team, which will review and decide on the PR/issue. T-rust-analyzer Relevant to the rust-analyzer team, which will review and decide on the PR/issue. T-rustdoc Relevant to the rustdoc team, which will review and decide on the PR/issue. T-rustdoc-frontend Relevant to the rustdoc-frontend team, which will review and decide on the web UI/UX output.

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