box.atomic mangles plain errors #11823
Description
Reported by @vanyarock01.
This is how it used to work:
tarantool> pcall(box.atomic, function() error({a=2}) end)
---
- false
- a: 2
...
10.3.0.100:10011> _TARANTOOL
---
- 2.10.8-0-g4472d9247
This is how it works now:
tarantool> pcall(box.atomic, function() error({a=2}) end)
---
- false
- 'table: 0x01069b6110'
...
tarantool> _TARANTOOL
---
- 3.4.0-0-g123ed47
...
Looks like the bug was introduced in 4175ab0 (3.2.0).