The following actions will be performed:
  - install ppx_tyre 0.4.1

=-=- Gathering sources =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
[ppx_tyre: http] Command started
[ppx_tyre: http] Command started
[ppx_tyre.0.4.1] https://github.com/paurkedal/ppx_regexp/releases/download/v0.4.1/ppx_regexp-0.4.1.tbz downloaded

=-=- Processing actions -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
[ppx_tyre: dune build] Command started
+ dune "build" "-p" "ppx_tyre" "-j" "4" (CWD=/home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/build/ppx_tyre.0.4.1)
- File "ppx_tyre/dune", line 6, characters 14-52:
- Error: No ppx driver were found. It seems that
- ppx_tools_versioned.metaquot_404 is not compatible with Dune. Examples of ppx
- rewriters that are compatible with Dune are ones using
- ocaml-migrate-parsetree, ppxlib or ppx_driver.
- File "ppx_tyre/dune", line 6, characters 14-52:
- Error: No ppx driver were found. It seems that
- ppx_tools_versioned.metaquot_404 is not compatible with Dune. Examples of ppx
- rewriters that are compatible with Dune are ones using
- ocaml-migrate-parsetree, ppxlib or ppx_driver.
[ERROR] The compilation of ppx_tyre failed at "dune build -p ppx_tyre -j 4".

#=== ERROR while installing ppx_tyre.0.4.1 ====================================#
# opam-version         1.2.2+dd (3852ba0a7708d4dc37f64dd4cd00f873bf317ac0)
# os                   linux
# command              dune build -p ppx_tyre -j 4
# path                 /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/build/ppx_tyre.0.4.1
# 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/ppx_tyre.0.4.1/ppx_tyre-726.env
# stdout-file          /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/build/ppx_tyre.0.4.1/ppx_tyre-726.out
# stderr-file          /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/build/ppx_tyre.0.4.1/ppx_tyre-726.out
### stdout ###
# File "ppx_tyre/dune", line 6, characters 14-52:
# Error: No ppx driver were found. It seems that
# ppx_tools_versioned.metaquot_404 is not compatible with Dune. Examples of ppx
# rewriters that are compatible with Dune are ones using
# ocaml-migrate-parsetree, ppxlib or ppx_driver.
### stderr ###
# File "ppx_tyre/dune", line 6, characters 14-52:
# Error: No ppx driver were found. It seems that
# ppx_tools_versioned.metaquot_404 is not compatible with Dune. Examples of ppx
# rewriters that are compatible with Dune are ones using
# ocaml-migrate-parsetree, ppxlib or ppx_driver.



=-=- Error report -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
The following actions failed
  - install ppx_tyre 0.4.1
No changes have been performed
'opam install ppx_tyre.0.4.1' failed.