terry@lynn-stretch-3:~/lo_hacking/bibisect/bibisect-linux-64-6.1$ git bisect good
dcc8ce9e27fa5ba0136f7f347cd2d51320b673bf is the first bad commit
commit dcc8ce9e27fa5ba0136f7f347cd2d51320b673bf
Author: Jenkins Build User <tdf@pollux.tdf>
Date:   Thu Feb 1 13:08:08 2018 +0100

    source sha:e02efb621fe672aa52e56caa916cf5c3fd0a9cb8
    
    source sha:e02efb621fe672aa52e56caa916cf5c3fd0a9cb8

:040000 040000 212173b06d7712bd767050b6dd80dbdf3595ac66 c482fc298e15e48238e05179211eb272dd3b7f63 M	instdir
terry@lynn-stretch-3:~/lo_hacking/bibisect/bibisect-linux-64-6.1$ git bisect log# bad: [86b830bc9ec0e18bba22a6918d402693712c4592] source sha:5b20226bb0e431afa4505373aaa0af2d28479528
# good: [2c1cccc19f9e70d2ecbc9ba7815abd674ab6d858] source sha:6eeac3539ea4cac32d126c5e24141f262eb5a4d9
git bisect start '86b830bc' 'oldest'
# bad: [f586004c79081288c327d42bf8e900efb455155d] source sha:ccd316d1cb310734848bd20244f509024b549b8c
git bisect bad f586004c79081288c327d42bf8e900efb455155d
# good: [7dc356cc7ed59ad661a43e81e9569faff70bcb01] source sha:681783c9adf85bde36348f11c03d3a483bf545be
git bisect good 7dc356cc7ed59ad661a43e81e9569faff70bcb01
# good: [c0f27de30512e8a804c5e3163c1507711c917e39] source sha:b2d73530b60e34c5b70bdeed34a6246ae8f8bdf6
git bisect good c0f27de30512e8a804c5e3163c1507711c917e39
# bad: [9f7ae3eaa27a926857ca7d6f84370d42b5da0322] source sha:f7011dc1c740dcb4b5e142aa6ddbafd212c2a7d8
git bisect bad 9f7ae3eaa27a926857ca7d6f84370d42b5da0322
# bad: [3ba8e1dd2563ec38ad8abf0527b73c6a026558d9] source sha:0499fc5619bf540afd1caea8ebf40cecff0b0014
git bisect bad 3ba8e1dd2563ec38ad8abf0527b73c6a026558d9
# good: [acd8e305de0a95fc502e3f14e02b35f295414d4b] source sha:271c35f1f7894f662231108ab9a1961ee4e87f64
git bisect good acd8e305de0a95fc502e3f14e02b35f295414d4b
# bad: [3c63f3b96f945d8cc80e0bdaca2db291df357a8f] source sha:696568099bd319b14f6c0cb90f49e71191fcf6d1
git bisect bad 3c63f3b96f945d8cc80e0bdaca2db291df357a8f
# good: [ad3e1d1fbb173d8930a8aefadae256d715ae9d6d] source sha:acb3eeb6c20dba8a903d462fe2149c4f5a0762db
git bisect good ad3e1d1fbb173d8930a8aefadae256d715ae9d6d
# good: [d01207b6ade6cfffc79e4a2b875f44edbe330d52] source sha:f7d1081a7d1599b3471b7704be6a22187ff1f7d3
git bisect good d01207b6ade6cfffc79e4a2b875f44edbe330d52
# good: [a9fb12552d1bbdda5d8b89739bdd7594f7f75ac7] source sha:3195fce9bd2661ef4e6136e25e383fb95a362796
git bisect good a9fb12552d1bbdda5d8b89739bdd7594f7f75ac7
# bad: [37f257a060275e85ecbddb430fcdcf520a7c687b] source sha:65abd11d68ba9f849d89b98b6a56071411875c89
git bisect bad 37f257a060275e85ecbddb430fcdcf520a7c687b
# bad: [dcc8ce9e27fa5ba0136f7f347cd2d51320b673bf] source sha:e02efb621fe672aa52e56caa916cf5c3fd0a9cb8
git bisect bad dcc8ce9e27fa5ba0136f7f347cd2d51320b673bf
# good: [10fffef214f72404c61f890911a7029356772347] source sha:a61747c2c375d1fe404c976d2a03125e4dc78d8f
git bisect good 10fffef214f72404c61f890911a7029356772347
# first bad commit: [dcc8ce9e27fa5ba0136f7f347cd2d51320b673bf] source sha:e02efb621fe672aa52e56caa916cf5c3fd0a9cb8