Stream: git-wasmtime

Topic: wasmtime / PR #13294 Some more config massaging for `.was...


view this post on Zulip Wasmtime GitHub notifications bot (May 05 2026 at 23:32):

fitzgen opened PR #13294 from fitzgen:more-wast-config-massaging to bytecodealliance:main:

Should hopefully resolve issues I'm seeing in CI like

failures:

---- oracles::tests::wast_smoke_test stdout ----

thread 'oracles::tests::wast_smoke_test' (7102) panicked at crates/fuzzing/src/oracles.rs:777:10:
called `Result::unwrap()` on an `Err` value: failed directive on /home/runner/work/wasmtime/wasmtime/tests/misc_testsuite/gc/binary-tree.wast:64

Caused by:
    0: error while executing at wasm backtrace:
    0:     0x82 - <unknown>!build
    1:     0x67 - <unknown>!build
    2:     0x67 - <unknown>!build
    3:     0x67 - <unknown>!build
    4:     0x67 - <unknown>!build
    5:     0xb3 - <unknown>!<wasm function 3>
note: using the `WASMTIME_BACKTRACE_DETAILS=1` environment variable may show more debugging information
    1: GC heap out of memory: no capacity for allocation of 40 bytes

note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace

failures:
    oracles::tests::wast_smoke_test

https://github.com/bytecodealliance/wasmtime/actions/runs/25401865884/job/74503282576#step:4:489

<!--
Please make sure you include the following information:

Our development process is documented in the Wasmtime book:
https://docs.wasmtime.dev/contributing-development-process.html

Please ensure all communication follows the code of conduct:
https://github.com/bytecodealliance/wasmtime/blob/main/CODE_OF_CONDUCT.md
-->

view this post on Zulip Wasmtime GitHub notifications bot (May 05 2026 at 23:32):

fitzgen requested alexcrichton for a review on PR #13294.

view this post on Zulip Wasmtime GitHub notifications bot (May 05 2026 at 23:32):

fitzgen requested wasmtime-fuzz-reviewers for a review on PR #13294.

view this post on Zulip Wasmtime GitHub notifications bot (May 05 2026 at 23:32):

fitzgen requested wasmtime-core-reviewers for a review on PR #13294.

view this post on Zulip Wasmtime GitHub notifications bot (May 05 2026 at 23:35):

:memo: alexcrichton submitted PR review.

view this post on Zulip Wasmtime GitHub notifications bot (May 05 2026 at 23:35):

:speech_balloon: alexcrichton created PR review comment:

This seems a bit fishy? This seems like it'll clamp memory sizes way too small

view this post on Zulip Wasmtime GitHub notifications bot (May 05 2026 at 23:42):

:thumbs_up: alexcrichton submitted PR review.

view this post on Zulip Wasmtime GitHub notifications bot (May 05 2026 at 23:42):

:speech_balloon: alexcrichton created PR review comment:

nvmd my brain hurts

view this post on Zulip Wasmtime GitHub notifications bot (May 05 2026 at 23:42):

alexcrichton has enabled auto merge for PR #13294.

view this post on Zulip Wasmtime GitHub notifications bot (May 05 2026 at 23:50):

alexcrichton added PR #13294 Some more config massaging for .wast tests and GC and fuzzing to the merge queue.

view this post on Zulip Wasmtime GitHub notifications bot (May 06 2026 at 00:16):

:check: alexcrichton merged PR #13294.

view this post on Zulip Wasmtime GitHub notifications bot (May 06 2026 at 00:16):

alexcrichton removed PR #13294 Some more config massaging for .wast tests and GC and fuzzing from the merge queue.


Last updated: Jun 01 2026 at 09:49 UTC