openai/codex · error · std::io::Error

failed to read {}: {error}

Error message

failed to read {}: {error}

What it means

Error "failed to read {}: {error}" thrown in openai/codex.

Source

Thrown at codex-rs/otel/src/otlp.rs:218

    if let Some(timeout) = read_timeout_env(OTEL_EXPORTER_OTLP_TIMEOUT) {
        return timeout;
    }
    OTEL_EXPORTER_OTLP_TIMEOUT_DEFAULT
}

fn read_timeout_env(var: &str) -> Option<Duration> {
    let value = env::var(var).ok()?;
    let parsed = value.parse::<i64>().ok()?;
    if parsed < 0 {
        return None;
    }
    Some(Duration::from_millis(parsed as u64))
}

fn read_bytes(path: &AbsolutePathBuf) -> Result<(Vec<u8>, PathBuf), Box<dyn Error>> {
    match fs::read(path) {
        Ok(bytes) => Ok((bytes, path.to_path_buf())),
        Err(error) => Err(Box::new(io::Error::new(
            error.kind(),
            format!("failed to read {}: {error}", path.display()),
        ))),
    }
}

fn config_error(message: impl Into<String>) -> Box<dyn Error> {
    Box::new(io::Error::new(ErrorKind::InvalidData, message.into()))
}

#[cfg(test)]
mod tests {
    use super::*;
    use pretty_assertions::assert_eq;
    use tokio::runtime::Builder;

    #[test]
    fn current_tokio_runtime_is_multi_thread_detects_runtime_flavor() {

View on GitHub (pinned to 339751715c)

When it happens

Trigger: Thrown at codex-rs/otel/src/otlp.rs:218 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of openai/codex@339751715c (2026-08-25). Data as JSON: /api/errors/277a533cd3c35204. Report an issue: GitHub.