=== DEPENDENCIES (18 transitive) ===
  base-threads.base                                  3d2f2cbc6db2
  base-unix.base                                     3a38ddca6b5e
  compiler-cloning.enabled                           966a2e6839f0
  dune.3.24.2                                        ec704e062ad3
  jsonm.1.0.2                                        d825b133ef09
  ocaml.5.5.0                                        22ebd7932512
  ocaml-base-compiler.5.5.0                          db1659234e8a
  ocaml-compiler.5.5.0                               7f52fb26d939
  ocamlbuild.0.16.1                                  ccce18256717
  ocamlfind.1.9.9~preview                            6a4c70487cf9
  ocamlgraph.2.2.0                                   ac6fd62ecb86
  patch.3.1.2                                        7777aa3a28ae
  re.1.14.0                                          71fe1500ef55
  sha.1.15.4                                         6e84478d3b8c
  stdlib-shims.0.3.0                                 8ab1e1c44699
  swhid_core.0.1                                     56022731bc9c
  topkg.1.1.1                                        3bd227743fbd
  uutf.1.0.4                                         af704224ff27
=== STDOUT ===
Processing: [default: loading data]
[opam-core.2.6.0~beta1: dl]
[opam-core.2.6.0~beta1: extract]
-> retrieved opam-core.2.6.0~beta1  (https://opam.ocaml.org/cache)
[opam-core: ./configure]
+ /home/opam/.opam/default/.opam-switch/build/opam-core.2.6.0~beta1/./configure "--disable-checks" "--prefix" "/home/opam/.opam/default" (CWD=/home/opam/.opam/default/.opam-switch/build/opam-core.2.6.0~beta1)
- checking for ocamlc... ocamlc
- OCaml version is 5.5.0
- OCaml library path is /home/opam/.opam/default/lib/ocaml
- checking for ocamlopt... ocamlopt
- checking for ocamlc.opt... ocamlc.opt
- checking for ocamlopt.opt... ocamlopt.opt
- checking for ocaml... ocaml
- checking for ocamldep... ocamldep
- checking for ocamldep.opt... ocamldep.opt
- checking for ocamlmktop... ocamlmktop
- checking for ocamlmklib... ocamlmklib
- checking for ocamldoc... ocamldoc
- checking for ocamldoc.opt... ocamldoc.opt
- checking for ocamlbuild... ocamlbuild
- checking OCaml Sys.os_type... Unix
- checking for gawk... no
- checking for mawk... mawk
- checking for compiler type... 
- cc
- checking for compiler architecture... amd64
- checking for compiler system... 
- linux
- checking for compiler target... 
- x86_64-pc-linux-gnu
- checking for gcc... gcc -O2 -fno-strict-aliasing -fwrapv -fPIC  -pthread   -D_FILE_OFFSET_BITS=64
- checking whether the C compiler works... yes
- checking for C compiler default output file name... a.out
- checking for suffix of executables... 
- checking whether we are cross compiling... no
- checking for suffix of object files... o
- checking whether the compiler supports GNU C... yes
- checking whether gcc -O2 -fno-strict-aliasing -fwrapv -fPIC  -pthread   -D_FILE_OFFSET_BITS=64 accepts -g... yes
- checking for gcc -O2 -fno-strict-aliasing -fwrapv -fPIC  -pthread   -D_FILE_OFFSET_BITS=64 option to enable C11 features... none needed
- checking for ocamlobjinfo... ocamlobjinfo
- checking for ocamlfind... ocamlfind
- checking for curl... curl
- checking for dune... dune
- checking for patch... patch
- checking for bunzip2... bunzip2
- checking for linking method... shared
- 
- checking for OCaml findlib package unix... found
- checking for OCaml findlib package re 1.10.0 or later... found [unspecified]
- checking for OCaml findlib package base64 3.1.0 or later... no
- checking for OCaml findlib package ocamlgraph 1.8.8 or later... 
- found 2.2.0
- checking for OCaml findlib package cudf 0.7 or later... no
- checking for OCaml findlib package dose3.common 6.1 or later... no
- checking for OCaml findlib package dose3.algo 6.1 or later... no
- checking for OCaml findlib package opam-file-format 2.1.4 or later... no
- checking for OCaml findlib package spdx_licenses 1.4.0 or later... no
- checking for OCaml findlib package opam-0install-cudf 0.5.0 or later... no
- checking for OCaml findlib package jsonm 1.0.2 or later... found 1.0.2
- checking for OCaml findlib package uutf 1.0.3 or later... found 1.0.4
- checking for OCaml findlib package sha 1.13 or later... found v1.15.4
- checking for OCaml findlib package swhid_core 0.1 or later... found [unspecified]
- checking for OCaml findlib package patch 3.0.0 or later... found 3.1.2
- checking for OCaml findlib package tar 3.3.0 or later... no
- checking for OCaml findlib package checkseum 0.5.2 or later... no
- checking for OCaml findlib package decompress 1.5.1 or later... no
- checking for OCaml findlib package mccs 1.1+17 or later... no
- checking for g++... g++
- checking whether the compiler supports GNU C++... yes
- checking whether g++ accepts -g... yes
- checking for g++ option to enable C++11 features... none needed
- checking whether g++ really is a C++ compiler... yes
- 
- configure: creating ./config.status
- config.status: creating Makefile.config
- config.status: creating src/ocaml-flags-configure.sexp
- config.status: creating src/core/c-flags.sexp
- 
- Opam will be built WITH its default built-in solver
- 
- Executables will be installed in /home/opam/.opam/default/bin
- Manual pages will be installed in /home/opam/.opam/default/share/man
[opam-core: dune build]
+ /home/opam/.opam/default/bin/dune "build" "-p" "opam-core" "-j" "39" (CWD=/home/opam/.opam/default/.opam-switch/build/opam-core.2.6.0~beta1)
-> compiled  opam-core.2.6.0~beta1
-> installed opam-core.2.6.0~beta1

=== STDERR ===