There are only 'skip'ped commits left to test.
The first bad commit could be any of:
68adf4a840b200a585f5428cc3657cba117ba9a6
e0c9aed8206c455dde393d1a1c3e2ac4b3615c30
6069bb0ab4ce5ff25d235288bc005b7ec55b75a1
a3be2ac9f95c632a6d5f20790b8b2f6450d6f6e7
543689f3fdae7ec746817b44cae777408733b16f
fa497c73acb1b8307ebb81ef8acd4de1a2e4fde9
7e0f04635b942e572ee2fed8ddb756b047117265
87dc306bfe48469d33b4d0fa9d2ee7e66e56acbf
1fbad3ad224a92c8e2562b4f16ec20d8e9615fac
db481977615de3ebf7faff16edb938d3461ca486
0ed990530f08ceb1545a44b523661888f82a29a0
a06e52279a223ff2d132e5ecefc0ebe73f51d4d7
0b5c2fc338ba0e37679afb9964700219b06498d8
aac2006d8276ac7ed3876b879f1816e57379aa25
7d475dd4ece966faae71323f309b65314b27a5a3
91d84ac898f7e09cc17f869ef6d56232db013625
06dbfb5d197db7502ed65c1019e96f3f02c34b7a
9a1f92a6e02c28767cc77437ba29fb82271652c4
02fcc6f240946cfd51bfe548e260b2f3150f0ab4
77c74789d4ce7b8201f947cb688b80efe7a774ec
bd1efded37107cfffe69cc7e9730acf8ba2957a7
eb6a5dab5cf0f85fbc4eda4b6f7956eed464c3cf
4bbd92076af9fedc99b9369151e067db653869d0
bba29e106b55152f70f7cec745e24bc077e9a797
cf0d6d836730f7bdc714ecfa4287f72e029b9970
e688bfc033160e0f614bf99f3c74dcb34b427d20
d54303215e93bb3c89a94daaa56324c703d717a1
ffc43471afa6da50e02a12433ea9626aea586f35
5318b103ff277efbac248a066d162589a9083baa
b5724230fed2d043206df20d12a45bb962b7ee77
a032b4454b3fc67e11e9fc2d8c2345288065fa29
We cannot bisect more!
bisect run cannot continue any more

Bisect Rest (31)
a032b4454 * bad Merge branch 'master' into staging
b5724230f * skip-b5724230fed2d043206df20d12a45bb962b7ee77 gnu: bluez: Update to 5.50.
ffc43471a * skip-ffc43471afa6da50e02a12433ea9626aea586f35 gnu: meson: Update to 0.46.1.
e688bfc03 * skip-e688bfc033160e0f614bf99f3c74dcb34b427d20 gnu: libepoxy: Update to 1.5.2.
4bbd92076 * skip-4bbd92076af9fedc99b9369151e067db653869d0 gnu: libdmx: Update to 1.1.4.
bd1efded3 * skip-bd1efded37107cfffe69cc7e9730acf8ba2957a7 gnu: xkbcomp: Update to 1.4.2.
77c74789d * skip-77c74789d4ce7b8201f947cb688b80efe7a774ec gnu: xf86-video-mach64: Update to 6.9.6.
9a1f92a6e * skip-9a1f92a6e02c28767cc77437ba29fb82271652c4 gnu: mesa: Update to 18.0.5.
91d84ac89 * skip-91d84ac898f7e09cc17f869ef6d56232db013625 gnu: libinput: Update to 1.11.0.
0b5c2fc33 * skip-0b5c2fc338ba0e37679afb9964700219b06498d8 gnu: doxygen: Update to 1.8.14.
a06e52279 * skip-a06e52279a223ff2d132e5ecefc0ebe73f51d4d7 gnu: mesa: Restore wayland platform.
1fbad3ad2 * skip-1fbad3ad224a92c8e2562b4f16ec20d8e9615fac gnu: postgresql: Use INVOKE.
7e0f04635 * skip-7e0f04635b942e572ee2fed8ddb756b047117265 gnu: postgresql: Update to 10.4 [fixes CVE-2018-1115].
fa497c73a * skip-fa497c73acb1b8307ebb81ef8acd4de1a2e4fde9 gnu: libdrm: Update to 2.4.92.
a3be2ac9f * skip-a3be2ac9f95c632a6d5f20790b8b2f6450d6f6e7 gnu: xorg-server: Update to 1.20.0.
68adf4a84 * skip-68adf4a840b200a585f5428cc3657cba117ba9a6 gnu: wayland-protocols: Update to 1.14.
e0c9aed82 * skip-e0c9aed8206c455dde393d1a1c3e2ac4b3615c30 gnu: mesa: Update to 18.0.4.
6069bb0ab * skip-6069bb0ab4ce5ff25d235288bc005b7ec55b75a1 gnu: tzdata: Update to 2018e.
543689f3f * skip-543689f3fdae7ec746817b44cae777408733b16f gnu: python-mako: Update to 1.0.7.
87dc306bf * skip-87dc306bfe48469d33b4d0fa9d2ee7e66e56acbf gnu: libaio: Update to 0.3.111.
db4819776 * skip-db481977615de3ebf7faff16edb938d3461ca486 gnu: mesa: Update to 18.0.2.
0ed990530 * skip-0ed990530f08ceb1545a44b523661888f82a29a0 gnu: zathura-pdf-poppler: Update to 0.2.9.
aac2006d8 * skip-aac2006d8276ac7ed3876b879f1816e57379aa25 gnu: zathura-pdf-mupdf: Update to 0.3.3.
7d475dd4e * skip-7d475dd4ece966faae71323f309b65314b27a5a3 gnu: zathura-djvu: Update to 0.2.8.
06dbfb5d1 * skip-06dbfb5d197db7502ed65c1019e96f3f02c34b7a gnu: zathura-ps: Update to 0.2.6.
02fcc6f24 * skip-02fcc6f240946cfd51bfe548e260b2f3150f0ab4 gnu: zathura-cb: Update to 0.1.8.
eb6a5dab5 * skip-eb6a5dab5cf0f85fbc4eda4b6f7956eed464c3cf gnu: zathura: Update to 0.3.9.
bba29e106 * skip-bba29e106b55152f70f7cec745e24bc077e9a797 gnu: girara: Update to 0.2.9.
cf0d6d836 * skip-cf0d6d836730f7bdc714ecfa4287f72e029b9970 gnu: meson: Update to 0.46.0.
d54303215 * skip-d54303215e93bb3c89a94daaa56324c703d717a1 @ gnu: gtk+: Update to 3.22.30.
5318b103f * skip-5318b103ff277efbac248a066d162589a9083baa gnu: libepoxy: Update to 1.5.1.

Bisect Log (44)
git bisect start 'master' '5ae27f577'
8d4805ba2 bad services: cuirass: Put data in /var/lib to avoid removal at boot.
5ae27f577 good gnu: gcc-toolchain: Add version 8.

git bisect bad 9f2adb2f19db6d2e2234df15b0e24c5d01b9181c
9f2adb2f1 bad gnu: emacs-pulseaudio-control: Update to 20180627.

git bisect good 9866825961cbffa6a05f685d9cc71388d21a0a68
986682596 good gnu: emacs-biblio: Add missing dependencies.

git bisect bad f7e248396ba698b7de99414039d9db02050bc7d3
f7e248396 bad gnu: monero-core: Rename package to "monero-gui".

git bisect skip 0e6cce2e01c1ff89e373cc77578853de11a7e8eb
0e6cce2e0 skip meson-build-system: Return #t from all phases.

git bisect skip 0c66a4ebb825616c00bf9daff32b915418f5e69f
0c66a4ebb skip gnu: classpath@0.93: Use INVOKE.

git bisect bad 71e304ed28990091d50a5517bca1a60925fa5548
71e304ed2 bad gnu: emacs: Build with libjpeg@9.

git bisect skip 6e6bd6f92952600e1bddf078daf27000dae8d764
6e6bd6f92 skip gnu: ecj-javac-bootstrap: Fix building on armhf-linux.

git bisect bad 5908818e309280b124b64f5320e4b98210093061
5908818e3 bad gnu: python-h5py: Update to 2.8.0.

git bisect skip 4dfea1010af3f00d424fe85384957d6405c8786e
4dfea1010 skip Merge branch 'master' into staging

git bisect skip db481977615de3ebf7faff16edb938d3461ca486
db4819776 skip gnu: mesa: Update to 18.0.2.

git bisect bad 3b6ba18bab9ce0c03d129de3a775c3f3db39ba91
3b6ba18ba bad gnu: ant: Add missing dependencies.

git bisect skip 1fbad3ad224a92c8e2562b4f16ec20d8e9615fac
1fbad3ad2 skip gnu: postgresql: Use INVOKE.

git bisect skip 87dc306bfe48469d33b4d0fa9d2ee7e66e56acbf
87dc306bf skip gnu: libaio: Update to 0.3.111.

git bisect skip 7e0f04635b942e572ee2fed8ddb756b047117265
7e0f04635 skip gnu: postgresql: Update to 10.4 [fixes CVE-2018-1115].

git bisect skip 4bbd92076af9fedc99b9369151e067db653869d0
4bbd92076 skip gnu: libdmx: Update to 1.1.4.

git bisect skip 5318b103ff277efbac248a066d162589a9083baa
5318b103f skip gnu: libepoxy: Update to 1.5.1.

git bisect skip bd1efded37107cfffe69cc7e9730acf8ba2957a7
bd1efded3 skip gnu: xkbcomp: Update to 1.4.2.

git bisect bad d7ee90fe906aacb7f0bb1513195a1457970fd19d
d7ee90fe9 bad build-system/ant: Unconditionally return #t in build phases.

git bisect skip cf0d6d836730f7bdc714ecfa4287f72e029b9970
cf0d6d836 skip gnu: meson: Update to 0.46.0.

git bisect skip 6069bb0ab4ce5ff25d235288bc005b7ec55b75a1
6069bb0ab skip gnu: tzdata: Update to 2018e.

git bisect bad a1a3b25dfe9ca3621d894b337c4b5fcef10ddc8f
a1a3b25df bad gnu: custom-gcc: Fix regex used for matching executables.

git bisect skip a3be2ac9f95c632a6d5f20790b8b2f6450d6f6e7
a3be2ac9f skip gnu: xorg-server: Update to 1.20.0.

git bisect skip bba29e106b55152f70f7cec745e24bc077e9a797
bba29e106 skip gnu: girara: Update to 0.2.9.

git bisect skip 0b5c2fc338ba0e37679afb9964700219b06498d8
0b5c2fc33 skip gnu: doxygen: Update to 1.8.14.

git bisect skip eb6a5dab5cf0f85fbc4eda4b6f7956eed464c3cf
eb6a5dab5 skip gnu: zathura: Update to 0.3.9.

git bisect skip a06e52279a223ff2d132e5ecefc0ebe73f51d4d7
a06e52279 skip gnu: mesa: Restore wayland platform.

git bisect skip b5724230fed2d043206df20d12a45bb962b7ee77
b5724230f skip gnu: bluez: Update to 5.50.

git bisect skip e0c9aed8206c455dde393d1a1c3e2ac4b3615c30
e0c9aed82 skip gnu: mesa: Update to 18.0.4.

git bisect skip ffc43471afa6da50e02a12433ea9626aea586f35
ffc43471a skip gnu: meson: Update to 0.46.1.

git bisect skip 68adf4a840b200a585f5428cc3657cba117ba9a6
68adf4a84 skip gnu: wayland-protocols: Update to 1.14.

git bisect skip 02fcc6f240946cfd51bfe548e260b2f3150f0ab4
02fcc6f24 skip gnu: zathura-cb: Update to 0.1.8.

git bisect skip 543689f3fdae7ec746817b44cae777408733b16f
543689f3f skip gnu: python-mako: Update to 1.0.7.

git bisect skip e688bfc033160e0f614bf99f3c74dcb34b427d20
e688bfc03 skip gnu: libepoxy: Update to 1.5.2.

git bisect skip fa497c73acb1b8307ebb81ef8acd4de1a2e4fde9
fa497c73a skip gnu: libdrm: Update to 2.4.92.

git bisect skip 06dbfb5d197db7502ed65c1019e96f3f02c34b7a
06dbfb5d1 skip gnu: zathura-ps: Update to 0.2.6.

git bisect skip 91d84ac898f7e09cc17f869ef6d56232db013625
91d84ac89 skip gnu: libinput: Update to 1.11.0.

git bisect bad a032b4454b3fc67e11e9fc2d8c2345288065fa29
a032b4454 bad Merge branch 'master' into staging

git bisect skip 9a1f92a6e02c28767cc77437ba29fb82271652c4
9a1f92a6e skip gnu: mesa: Update to 18.0.5.

git bisect skip 0ed990530f08ceb1545a44b523661888f82a29a0
0ed990530 skip gnu: zathura-pdf-poppler: Update to 0.2.9.

git bisect skip 7d475dd4ece966faae71323f309b65314b27a5a3
7d475dd4e skip gnu: zathura-djvu: Update to 0.2.8.

git bisect skip aac2006d8276ac7ed3876b879f1816e57379aa25
aac2006d8 skip gnu: zathura-pdf-mupdf: Update to 0.3.3.

git bisect skip 77c74789d4ce7b8201f947cb688b80efe7a774ec
77c74789d skip gnu: xf86-video-mach64: Update to 6.9.6.

git bisect skip d54303215e93bb3c89a94daaa56324c703d717a1
d54303215 skip gnu: gtk+: Update to 3.22.30.