SynchronizedWriter is used at run time in 4 crates. It is a direct run-time dependency in 2 crates. It's used only as a dev dependency in 1 crate.

Depender (with downloads and own rev deps) SynchronizedWriter version
470 railwayapp ^1.1.11
2 eternaltwin_system ^1.1.11
embedded-hal-vcd dev ^1.1