byte budget exceeded: {new_total}/{MAX_TOTAL_BYTES} bytes in

Error message

byte budget exceeded: {new_total}/{MAX_TOTAL_BYTES} bytes in {ARTIFACT_DIR}

What it means

Error "byte budget exceeded: {new_total}/{MAX_TOTAL_BYTES} bytes in {ARTIFACT_DIR}" thrown in xai-org/grok-build.

Source

Thrown at crates/codegen/xai-grok-tools/src/implementations/grok_build/web_fetch/artifact.rs:56

fn save_locked(dir: &Path, data: &[u8], extension: &str) -> anyhow::Result<PathBuf> {
    let mut allocation = std::fs::OpenOptions::new()
        .read(true)
        .write(true)
        .create(true)
        .truncate(false)
        .open(dir.join(ALLOCATION_FILE))
        .context("open allocation file")?;
    allocation
        .lock_exclusive()
        .context("lock allocation file")?;

    let (max_existing, total_bytes) = scan_artifacts(dir)?;
    let number = reserve_number(&mut allocation, max_existing)?;
    let new_total = total_bytes
        .checked_add(u64::try_from(data.len()).context("artifact size exceeds u64")?)
        .context("artifact byte count overflow")?;
    if new_total > MAX_TOTAL_BYTES {
        anyhow::bail!(
            "byte budget exceeded: {new_total}/{MAX_TOTAL_BYTES} bytes in {ARTIFACT_DIR}"
        );
    }

    let path = dir.join(format!("{number}.{extension}"));
    let mut tmp = tempfile::NamedTempFile::new_in(dir).context("create temp file")?;
    tmp.write_all(data).context("write temp file")?;
    tmp.as_file().sync_all().context("fsync temp file")?;
    tmp.persist_noclobber(&path)
        .with_context(|| format!("persist to {}", path.display()))?;
    Ok(path)
}

fn reserve_number(file: &mut std::fs::File, max_existing: u32) -> anyhow::Result<u32> {
    let stored = read_reserved_number(file)?.unwrap_or(max_existing);
    let next = stored
        .max(max_existing)
        .checked_add(1)

View on GitHub (pinned to bc7f02eddd)

When it happens

Trigger: Thrown at crates/codegen/xai-grok-tools/src/implementations/grok_build/web_fetch/artifact.rs:56 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of xai-org/grok-build@bc7f02eddd (2026-08-31). Data as JSON: /api/errors/2f20de3fae9a1a20. Report an issue: GitHub.