~/bibisect-win32-4.3
$ git bisect good
325f9a6dfdd1cb7156f24b4c0702271adbf49f7b is the first bad commit
commit 325f9a6dfdd1cb7156f24b4c0702271adbf49f7b
Author: TDF builder <tdf@tb83-bytemark.local>
Date:   Wed Mar 13 12:30:04 2019 +0000

    source sha:41fde63b3ec4da0a4a6636105dd7b65fdfc7ad44

    source sha:41fde63b3ec4da0a4a6636105dd7b65fdfc7ad44

:040000 040000 dac148cf75c7174ae8f70081f968457f6a7d215b 2c2fba0e0e910cd996acec423be62ea88fb2bd6f M      instdir

~/bibisect-win32-4.3
$ git bisect log
# bad: [88fbca43bcebd0a49ebd2c881905761f9a8fee5d] source sha:2d13cf60ecdab83997c9cd7275c799ddd96617cd
# good: [c67d0ea7e4829f52c6d5a787b70a63a0f9275868] source sha:fc8f44e82de4ebdd50ac5fbb9207cd1a59a927e3
git bisect start 'latest' 'oldest'
# good: [fd3248eb87da183560b48abdaa5ca425196379b9] source sha:0ea119318a9102e145ad007811759281afbe7305
git bisect good fd3248eb87da183560b48abdaa5ca425196379b9
# good: [9c7bccc4e51af29518f948592d76bb6deb13dd55] source sha:6835d9f3074c1030be6632bdaff6c8398c696429
git bisect good 9c7bccc4e51af29518f948592d76bb6deb13dd55
# good: [47bbca901323efe21566af499f9cd3609515d0e2] source sha:1d188294fd96a82e7200550f8950aa456a481410
git bisect good 47bbca901323efe21566af499f9cd3609515d0e2
# good: [7aeb0de3dc2bf5b3076c510deefe5b2bf7888e91] source sha:acb1e71b48023f526d3ba9a6ff4d5f45600b48cc
git bisect good 7aeb0de3dc2bf5b3076c510deefe5b2bf7888e91
# bad: [875fcd556be132690bab893ea0df8f0f399ff14f] source sha:9971bedd0fcdddf741b312a4d02aeb1f703ef2a9
git bisect bad 875fcd556be132690bab893ea0df8f0f399ff14f
# bad: [efbc2f5f91884924ccc5188ca57b18012f6fe8ff] source sha:e9f77854e20433287ca32569af01eb1508ca51a5
git bisect bad efbc2f5f91884924ccc5188ca57b18012f6fe8ff
# good: [4e7fd3cb50b835f1eb29274bd55d9658dd7d171b] source sha:9451e52b449210a83502b337c6fcc0c240daa576
git bisect good 4e7fd3cb50b835f1eb29274bd55d9658dd7d171b
# bad: [3f13345369a626cc107a9db42210cd943fe74acb] source sha:c5ed29a621396de4fff5e9fa7b61b7303295edc9
git bisect bad 3f13345369a626cc107a9db42210cd943fe74acb
# good: [5cd67686604011508785dc16aa24f2fd7df34c7d] source sha:e712c229f02e62641856ef5dddbf3c6a38dbf5af
git bisect good 5cd67686604011508785dc16aa24f2fd7df34c7d
# bad: [23df7f733f0189fac3f5edd1848b8f5d5bd39900] source sha:935a11d018d440318affab5b67feac625d181b66
git bisect bad 23df7f733f0189fac3f5edd1848b8f5d5bd39900
# bad: [8caa00bbf8554505e9c73228708d3f54a8a81a5e] source sha:ef5814e564cc92ae005887ecedeea25243a29491
git bisect bad 8caa00bbf8554505e9c73228708d3f54a8a81a5e
# bad: [325f9a6dfdd1cb7156f24b4c0702271adbf49f7b] source sha:41fde63b3ec4da0a4a6636105dd7b65fdfc7ad44
git bisect bad 325f9a6dfdd1cb7156f24b4c0702271adbf49f7b
# good: [0fea56fdf6774d1d03bb53348f4cdbb310c0b6f6] source sha:40eddf707f8f56fa63ddba9f4713a32dba43bd62
git bisect good 0fea56fdf6774d1d03bb53348f4cdbb310c0b6f6
# first bad commit: [325f9a6dfdd1cb7156f24b4c0702271adbf49f7b] source sha:41fde63b3ec4da0a4a6636105dd7b65fdfc7ad44