Return parse errors for 2.2/2.3 formats #3557

Job	Run time
Analyse	6s
Test-macOS (4.14.1)	33m 57s
Build-macOS (4.14.1)	2m 21s
Cygwin	5s
Build-Linux (4.08.1)	1m 57s
Hygiene	17s
Build-Linux (4.09.1)	1m 56s
Build-Linux (4.10.2)	1m 57s
Build-Linux (4.11.2)	1m 51s
Build-Linux (4.12.1)	1m 56s
Build-Linux (4.13.1)	1m 52s
Build-Linux (5.0.0)	1m 52s
Build-Linux (5.1.1)	1m 56s
Build-Linux (4.14.1)	2m 20s
Build-Windows (x86_64-pc-cygwin, x86_64-pc-cygwin, 4.14.1)	27m 46s
Build-Windows (i686-w64-mingw32, x86_64-pc-cygwin, 4.14.1)	35m 0s
Build-Windows (x86_64-w64-mingw32, x86_64-pc-cygwin, 4.14.1)	36m 34s
Build-Windows (i686-pc-windows, x86_64-pc-cygwin, 4.14.1)	37m 49s
Build-Windows (x86_64-pc-windows, x86_64-pc-cygwin, 4.14.1)	39m 53s
Upgrade-macOS (4.14.1)	2m 37s
Solvers-macOS (z3, 4.14.1)	1m 14s
Solvers-macOS (0install, 4.14.1)	1m 18s
Solvers-Linux (z3, 4.14.1)	52s
Cold-Linux	4m 43s
Solvers-Linux (0install, 4.14.1)	1m 27s
Upgrade-Linux (4.14.1)	1m 15s
Test-Linux (4.14.1)	13m 3s
	4h 17m 54s

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