The following actions will be performed:
  - install odiff-gtk 1.0

=-=- Gathering sources =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
[odiff-gtk: http] Command started
[odiff-gtk: http] Command started
[odiff-gtk.1.0] http://zoggy.github.io/odiff-gtk/odiff-gtk-1.0.tar.gz downloaded

=-=- Processing actions -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
[odiff-gtk: make all] Command started
+ make "all" (CWD=/home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/build/odiff-gtk.1.0)
- ocamlfind ocamlc -package unix,diff,lablgtk2 -annot -c odiff_messages.ml
- ocamlfind ocamlc -package unix,diff,lablgtk2 -annot -c odiff_merge.ml
- File "odiff_merge.ml", line 75, characters 10-23:
- Warning 3: deprecated: Stdlib.String.create
- Use Bytes.create instead.
- File "odiff_merge.ml", line 84, characters 34-35:
- Error: This expression has type bytes but an expression was expected of type
-          string
- Makefile:120: recipe for target 'odiff_merge.cmi' failed
- make: *** [odiff_merge.cmi] Error 2
- ocamlfind ocamlc -package unix,diff,lablgtk2 -annot -c odiff_messages.ml
- ocamlfind ocamlc -package unix,diff,lablgtk2 -annot -c odiff_merge.ml
- File "odiff_merge.ml", line 75, characters 10-23:
- Warning 3: deprecated: Stdlib.String.create
- Use Bytes.create instead.
- File "odiff_merge.ml", line 84, characters 34-35:
- Error: This expression has type bytes but an expression was expected of type
-          string
- Makefile:120: recipe for target 'odiff_merge.cmi' failed
- make: *** [odiff_merge.cmi] Error 2
[ERROR] The compilation of odiff-gtk failed at "make all".
[odiff-gtk: ocamlfind remove] Command started
+ ocamlfind "remove" "diff-gtk" (CWD=/home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/build/odiff-gtk.1.0)
- ocamlfind ocamlc -package unix,diff,lablgtk2 -annot -c odiff_messages.ml
- ocamlfind ocamlc -package unix,diff,lablgtk2 -annot -c odiff_merge.ml
- File "odiff_merge.ml", line 75, characters 10-23:
- Warning 3: deprecated: Stdlib.String.create
- Use Bytes.create instead.
- File "odiff_merge.ml", line 84, characters 34-35:
- Error: This expression has type bytes but an expression was expected of type
-          string
- Makefile:120: recipe for target 'odiff_merge.cmi' failed
- make: *** [odiff_merge.cmi] Error 2
- ocamlfind: [WARNING] No such file: /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/lib/diff-gtk/META
- ocamlfind ocamlc -package unix,diff,lablgtk2 -annot -c odiff_messages.ml
- ocamlfind ocamlc -package unix,diff,lablgtk2 -annot -c odiff_merge.ml
- File "odiff_merge.ml", line 75, characters 10-23:
- Warning 3: deprecated: Stdlib.String.create
- Use Bytes.create instead.
- File "odiff_merge.ml", line 84, characters 34-35:
- Error: This expression has type bytes but an expression was expected of type
-          string
- Makefile:120: recipe for target 'odiff_merge.cmi' failed
- make: *** [odiff_merge.cmi] Error 2
- ocamlfind: [WARNING] No such file: /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/lib/diff-gtk/META

#=== ERROR while installing odiff-gtk.1.0 =====================================#
# opam-version         1.2.2+dd (3852ba0a7708d4dc37f64dd4cd00f873bf317ac0)
# os                   linux
# command              make all
# path                 /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/build/odiff-gtk.1.0
# compiler             4.07.0+pr2051
# exit-code            2
# env-file             /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/build/odiff-gtk.1.0/odiff-gtk-1929.env
# stdout-file          /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/build/odiff-gtk.1.0/odiff-gtk-1929.out
# stderr-file          /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/build/odiff-gtk.1.0/odiff-gtk-1929.out
### stdout ###
# [...]
# ocamlfind ocamlc -package unix,diff,lablgtk2 -annot -c odiff_messages.ml
# ocamlfind ocamlc -package unix,diff,lablgtk2 -annot -c odiff_merge.ml
# File "odiff_merge.ml", line 75, characters 10-23:
# Warning 3: deprecated: Stdlib.String.create
# Use Bytes.create instead.
# File "odiff_merge.ml", line 84, characters 34-35:
# Error: This expression has type bytes but an expression was expected of type
#          string
# Makefile:120: recipe for target 'odiff_merge.cmi' failed
# make: *** [odiff_merge.cmi] Error 2
### stderr ###
# [...]
# ocamlfind ocamlc -package unix,diff,lablgtk2 -annot -c odiff_messages.ml
# ocamlfind ocamlc -package unix,diff,lablgtk2 -annot -c odiff_merge.ml
# File "odiff_merge.ml", line 75, characters 10-23:
# Warning 3: deprecated: Stdlib.String.create
# Use Bytes.create instead.
# File "odiff_merge.ml", line 84, characters 34-35:
# Error: This expression has type bytes but an expression was expected of type
#          string
# Makefile:120: recipe for target 'odiff_merge.cmi' failed
# make: *** [odiff_merge.cmi] Error 2



=-=- Error report -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
The following actions failed
  - install odiff-gtk 1.0
No changes have been performed
'opam install odiff-gtk.1.0' failed.