futures-locks-pre is used at run time in 7 crates (of which 1 optionally). It is a direct run-time dependency in 3 crates.

Depender (with downloads and own rev deps) futures-locks-pre version
3 cxmr-broker ^0.5.1-pre
1 cxmr-snapshots-cache ^0.5.1-pre
cxmr-snapshots-index ^0.5.1-pre