Add support for loss in BWE #1998

Job	Run time
lint	23s
test (ubuntu-latest, stable)	1m 3s
cargo-deny (aarch64-apple-ios)	21s
test (ubuntu-latest, beta)	1m 3s
cargo-deny (aarch64-linux-android)	21s
test (ubuntu-latest, 1.65.0)	57s
cargo-deny (i686-pc-windows-gnu)	17s
test (macos-latest, stable)	58s
cargo-deny (i686-pc-windows-msvc)	20s
test (macos-latest, beta)	1m 6s
cargo-deny (i686-unknown-linux-gnu)	22s
test (macos-latest, 1.65.0)	2s
cargo-deny (wasm32-unknown-unknown)	19s
test (windows-latest, stable)	37s
cargo-deny (x86_64-apple-darwin)	20s
test (windows-latest, beta)	1m 2s
cargo-deny (x86_64-apple-ios)	22s
test (windows-latest, 1.65.0)	1m 1s
cargo-deny (x86_64-pc-windows-gnu)	21s
cargo-deny (x86_64-pc-windows-msvc)	23s
cargo-deny (x86_64-unknown-linux-gnu)	21s
cargo-deny (x86_64-unknown-redox)	22s
	12m 21s

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