1.30.0-diesel-recurse.sh

$ rustc --version
rustc 1.30.0 (da5f414c2 2018-10-24)
$ grep recursion_limit src/main.rs 
#![recursion_limit="4096"]
$ cargo doc -q --document-private-items --no-deps  > /dev/stdout 2>&1 | tee /tmp/out
error[E0275]: overflow evaluating the requirement `<&_ as diesel::Insertable<_>>::Values`
  |
  = help: consider adding a `#![recursion_limit="8192"]` attribute to your crate
  = note: required because of the requirements on the impl of `diesel::Insertable<_>` for `(&_, &_, &_)`
  = note: required because of the requirements on the impl of `diesel::Insertable<_>` for `&(_, _, _)`
  = note: required because of the requirements on the impl of `diesel::Insertable<_>` for `(&(_, _, _), &_, &_)`
  = note: required because of the requirements on the impl of `diesel::Insertable<_>` for `&((_, _, _), _, _)`
  = note: required because of the requirements on the impl of `diesel::Insertable<_>` for `(&((_, _, _), _, _), &_, &_)`
...  
$ grep recursion_limit src/main.rs 
#![recursion_limit="8192"]
$ cargo doc -q --document-private-items --no-deps  > /dev/stdout 2>&1 | tee /tmp/out2

thread '<unknown>' has overflowed its stack
fatal runtime error: stack overflow

Caused by:
  process didn't exit successfully: `rustdoc --crate-name syncstorage src/main.rs --color never -o /media/ext/pj
...