WIP custody lookup sync #203

Job	Run time
beacon-chain-tests	28m 52s
basic-simulator-ubuntu	4m 24s
cargo-udeps	5m 28s
check-code	1m 59s
check-msrv	3m 43s
cli-check	3m 40s
compile-with-beta-compiler	8m 17s
debug-tests-ubuntu	4m 49s
dockerfile-ubuntu	8m 19s
doppelganger-protection-test	5m 35s
ef-tests-ubuntu	30m 24s
execution-engine-integration-ubuntu	14m 2s
fallback-simulator-ubuntu	1m 34s
network-tests	2m 53s
op-pool-tests	16m 22s
release-tests-ubuntu	1m 49s
slasher-tests	1m 37s
state-transition-vectors-ubuntu	4m 9s
target-branch-check	1s
test-suite-success	1s
	2h 27m 58s

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