The following actions will be performed:
  - install wcs-lib 2017-05-26.04

=-=- Gathering sources =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
[wcs-lib: http] Command started
[wcs-lib: http] Command started
[wcs-lib.2017-05-26.04] https://github.com/IBM/wcs-ocaml/archive/2017-05-26.04.tar.gz downloaded

=-=- Processing actions -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
[wcs-lib: jbuilder build] Command started
+ jbuilder "build" "-p" "wcs-lib" "-j" "4" (CWD=/home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/build/wcs-lib.2017-05-26.04)
-         rmlc wcs-api/wcs_call.rzi (exit 2)
- (cd _build/default/wcs-api && /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/bin/rmlc.opt -I ../wcs-lib -c wcs_call.mli)
- Cannot find the compiled interface file wcs_lib.rzi.
- 
-       ocamlc wcs-lib/.wcs_lib.objs/wcs_lib__Spel_sedlexer_j.{cmi,cmo,cmt} (exit 2)
- (cd _build/default && /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/bin/ocamlc.opt -w -40 -g -bin-annot -I wcs-lib/.wcs_lib.objs -I /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/lib/atd -I /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/lib/atdgen -I /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/lib/biniou -I /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/lib/easy-format -I /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/lib/gen -I /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/lib/menhirLib -I /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/lib/sedlex -I /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/lib/yojson -no-alias-deps -open Wcs_lib -o wcs-lib/.wcs_lib.objs/wcs_lib__Spel_sedlexer_j.cmo -c -impl wcs-lib/spel_sedlexer_j.pp.ml)
- File "wcs-lib/spel_sedlexer_j.ml", line 45, characters 15-28:
- Error: Uninterpreted extension 'sedlex.regexp'.
-         rmlc wcs-api/wcs_call.rzi (exit 2)
- (cd _build/default/wcs-api && /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/bin/rmlc.opt -I ../wcs-lib -c wcs_call.mli)
- Cannot find the compiled interface file wcs_lib.rzi.
- 
-       ocamlc wcs-lib/.wcs_lib.objs/wcs_lib__Spel_sedlexer_j.{cmi,cmo,cmt} (exit 2)
- (cd _build/default && /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/bin/ocamlc.opt -w -40 -g -bin-annot -I wcs-lib/.wcs_lib.objs -I /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/lib/atd -I /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/lib/atdgen -I /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/lib/biniou -I /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/lib/easy-format -I /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/lib/gen -I /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/lib/menhirLib -I /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/lib/sedlex -I /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/lib/yojson -no-alias-deps -open Wcs_lib -o wcs-lib/.wcs_lib.objs/wcs_lib__Spel_sedlexer_j.cmo -c -impl wcs-lib/spel_sedlexer_j.pp.ml)
- File "wcs-lib/spel_sedlexer_j.ml", line 45, characters 15-28:
- Error: Uninterpreted extension 'sedlex.regexp'.
[ERROR] The compilation of wcs-lib failed at "jbuilder build -p wcs-lib -j 4".

#=== ERROR while installing wcs-lib.2017-05-26.04 =============================#
# opam-version         1.2.2+dd (3852ba0a7708d4dc37f64dd4cd00f873bf317ac0)
# os                   linux
# command              jbuilder build -p wcs-lib -j 4
# path                 /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/build/wcs-lib.2017-05-26.04
# compiler             4.07.0+pr2051
# exit-code            1
# env-file             /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/build/wcs-lib.2017-05-26.04/wcs-lib-30913.env
# stdout-file          /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/build/wcs-lib.2017-05-26.04/wcs-lib-30913.out
# stderr-file          /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/build/wcs-lib.2017-05-26.04/wcs-lib-30913.out
### stdout ###
#         rmlc wcs-api/wcs_call.rzi (exit 2)
# (cd _build/default/wcs-api && /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/bin/rmlc.opt -I ../wcs-lib -c wcs_call.mli)
# Cannot find the compiled interface file wcs_lib.rzi.
# 
#       ocamlc wcs-lib/.wcs_lib.objs/wcs_lib__Spel_sedlexer_j.{cmi,cmo,cmt} (exit 2)
# (cd _build/default && /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/bin/ocamlc.opt -w -40 -g -bin-annot -I wcs-lib/.wcs_lib.objs -I /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/lib/atd -I /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/lib/atdgen -I /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/lib/biniou -I /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/lib/easy-format -I /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/lib/gen -I /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/lib/menhirLib -I /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/lib/sedlex -I /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/lib/yojson -no-alias-deps -open Wcs_lib -o wcs-lib/.wcs_lib.objs/wcs_lib__Spel_sedlexer_j.cmo -c -impl wcs-lib/spel_sedlexer_j.pp.ml)
# File "wcs-lib/spel_sedlexer_j.ml", line 45, characters 15-28:
# Error: Uninterpreted extension 'sedlex.regexp'.
### stderr ###
#         rmlc wcs-api/wcs_call.rzi (exit 2)
# (cd _build/default/wcs-api && /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/bin/rmlc.opt -I ../wcs-lib -c wcs_call.mli)
# Cannot find the compiled interface file wcs_lib.rzi.
# 
#       ocamlc wcs-lib/.wcs_lib.objs/wcs_lib__Spel_sedlexer_j.{cmi,cmo,cmt} (exit 2)
# (cd _build/default && /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/bin/ocamlc.opt -w -40 -g -bin-annot -I wcs-lib/.wcs_lib.objs -I /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/lib/atd -I /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/lib/atdgen -I /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/lib/biniou -I /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/lib/easy-format -I /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/lib/gen -I /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/lib/menhirLib -I /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/lib/sedlex -I /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/lib/yojson -no-alias-deps -open Wcs_lib -o wcs-lib/.wcs_lib.objs/wcs_lib__Spel_sedlexer_j.cmo -c -impl wcs-lib/spel_sedlexer_j.pp.ml)
# File "wcs-lib/spel_sedlexer_j.ml", line 45, characters 15-28:
# Error: Uninterpreted extension 'sedlex.regexp'.



=-=- Error report -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
The following actions failed
  - install wcs-lib 2017-05-26.04
No changes have been performed
'opam install wcs-lib.2017-05-26.04' failed.