Mono 3.12 installation failure

Selecting previously unselected package libmono-corlib4.5-cil.
(Reading database ... 77957 files and directories currently installed.)
Unpacking libmono-corlib4.5-cil (from .../libmono-corlib4.5-cil_3.12.0-0xamarin4_all.deb) ...
Selecting previously unselected package libmono-system-xml4.0-cil.
Unpacking libmono-system-xml4.0-cil (from .../libmono-system-xml4.0-cil_3.12.0-0xamarin4_all.deb) ...
Selecting previously unselected package libmono-system-security4.0-cil.
Unpacking libmono-system-security4.0-cil (from .../libmono-system-security4.0-cil_3.12.0-0xamarin4_all.deb) ...
Selecting previously unselected package libmono-system-configuration4.0-cil.
Unpacking libmono-system-configuration4.0-cil (from .../libmono-system-configuration4.0-cil_3.12.0-0xamarin4_all.deb) ...
Selecting previously unselected package libmono-system4.0-cil.
Unpacking libmono-system4.0-cil (from .../libmono-system4.0-cil_3.12.0-0xamarin4_all.deb) ...
Selecting previously unselected package libmono-security4.0-cil.
Unpacking libmono-security4.0-cil (from .../libmono-security4.0-cil_3.12.0-0xamarin4_all.deb) ...
Selecting previously unselected package mono-4.0-gac.
Unpacking mono-4.0-gac (from .../mono-4.0-gac_3.12.0-0xamarin4_all.deb) ...
Selecting previously unselected package mono-gac.
Unpacking mono-gac (from .../mono-gac_3.12.0-0xamarin4_all.deb) ...
Selecting previously unselected package mono-runtime-common.
Unpacking mono-runtime-common (from .../mono-runtime-common_3.12.0-0xamarin4_armhf.deb) ...
Selecting previously unselected package mono-runtime-sgen.
Unpacking mono-runtime-sgen (from .../mono-runtime-sgen_3.12.0-0xamarin4_armhf.deb) ...
Selecting previously unselected package mono-runtime.
Unpacking mono-runtime (from .../mono-runtime_3.12.0-0xamarin4_armhf.deb) ...
Selecting previously unselected package ca-certificates-mono.
Unpacking ca-certificates-mono (from .../ca-certificates-mono_3.12.0-0xamarin4_all.deb) ...
Selecting previously unselected package cli-common.
Unpacking cli-common (from .../cli-common_0.9~xamarin1_all.deb) ...
Selecting previously unselected package libmono-i18n4.0-cil.
Unpacking libmono-i18n4.0-cil (from .../libmono-i18n4.0-cil_3.12.0-0xamarin4_all.deb) ...
Selecting previously unselected package libmono-i18n-west4.0-cil.
Unpacking libmono-i18n-west4.0-cil (from .../libmono-i18n-west4.0-cil_3.12.0-0xamarin4_all.deb) ...
Processing triggers for man-db ...
Processing triggers for desktop-file-utils ...
Processing triggers for ca-certificates ...
Updating certificates in /etc/ssl/certs... 0 added, 0 removed; done.
Running hooks in /etc/ca-certificates/update.d....done.
Setting up cli-common (0.9~xamarin1) ...
Setting up mono-4.0-gac (3.12.0-0xamarin4) ...
Setting up mono-gac (3.12.0-0xamarin4) ...
update-alternatives: using /usr/bin/gacutil to provide /usr/bin/cli-gacutil (global-assembly-cache-tool) in auto mode
Setting up mono-runtime-common (3.12.0-0xamarin4) ...
update-binfmts: warning: /usr/share/binfmts/cli: no executable /usr/bin/cli found, but continuing anyway as you request
Setting up mono-runtime-sgen (3.12.0-0xamarin4) ...
Setting up mono-runtime (3.12.0-0xamarin4) ...
update-alternatives: using /usr/bin/mono to provide /usr/bin/cli (cli) in auto mode
Setting up libmono-corlib4.5-cil (3.12.0-0xamarin4) ...
Segmentation fault
Setting up libmono-i18n4.0-cil (3.12.0-0xamarin4) ...
Setting up libmono-i18n-west4.0-cil (3.12.0-0xamarin4) ...
Setting up libmono-system-xml4.0-cil (3.12.0-0xamarin4) ...
Setting up libmono-system-configuration4.0-cil (3.12.0-0xamarin4) ...
Setting up libmono-system4.0-cil (3.12.0-0xamarin4) ...
Setting up libmono-security4.0-cil (3.12.0-0xamarin4) ...
Setting up ca-certificates-mono (3.12.0-0xamarin4) ...
Setting up libmono-system-security4.0-cil (3.12.0-0xamarin4) ...
Processing triggers for ca-certificates ...
Updating certificates in /etc/ssl/certs... 0 added, 0 removed; done.
Running hooks in /etc/ca-certificates/update.d....Updating Mono key store
Segmentation fault
Done
done.
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