Nicer ignore of parse errors in sBIT #612

Job	Run time
rustfmt	9s
powerpc_cross	23s
feature_check	1m 3s
build (1.57.0, ubuntu-latest)	1m 57s
feature_check (benchmarks)	1m 3s
test_all	3m 8s
build (1.57.0, windows-latest)	2m 52s
build (1.57.0, macos-latest)	1m 56s
build (stable, ubuntu-latest)	8s
build (stable, windows-latest)	1m 21s
build (stable, macos-latest)	14s
build (beta, ubuntu-latest)	16s
build (beta, windows-latest)	38s
build (beta, macos-latest)	14s
build (nightly, ubuntu-latest)	17s
build (nightly, windows-latest)	39s
build (nightly, macos-latest)	19s
	16m 37s

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