Merge pull request #255 from whisperfish/tracing #788

Job	Run time
Check code formatting	12s
Clippy (libsignal-service-actix)	2m 25s
Build (libsignal-service-actix, Rust stable)	2m 51s
Clippy (libsignal-service-hyper)	2m 10s
Build (libsignal-service-actix, Rust beta)	2m 54s
Build (libsignal-service-actix, Rust nightly)	5m 33s
Build (libsignal-service-hyper, Rust stable)	2m 36s
Build (libsignal-service-hyper, Rust beta)	2m 36s
Build (libsignal-service-hyper, Rust nightly)	4m 56s
Build (libsignal-service-actix, Rust 1.70)	3m 5s
	29m 18s

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