Detailed comparison view broken

[nikic]

For example: https://perf.rust-lang.org/detailed-query.html?commit=7531d2fdd49966d83830a7b4596c95587b1e9573&base_commit=e4ff9031acdb3579f61a67ded2cf0faa00bea3fc&benchmark=diesel-check&scenario=incr-unchanged

This throws an alert with 502 bad gateway, and no data in the table.

[Mark-Simulacrum]

Investigating -- looks like the panic comes from

rustc-perf/site/src/request_handlers/self_profile.rs

Line 718 in d676bcf

let profiling_data = self_profile_data.get(0).unwrap();