Building on asteria.ocamllabs.io (from ocaml/opam:debian-unstable@sha256:0689b2c0bae81ca736a3cf47bf9f45d784bdbc49ceb862d61cac3392c998d272) Unable to find image 'ocaml/opam:debian-unstable@sha256:0689b2c0bae81ca736a3cf47bf9f45d784bdbc49ceb862d61cac3392c998d272' locally docker.io/ocaml/opam@sha256:0689b2c0bae81ca736a3cf47bf9f45d784bdbc49ceb862d61cac3392c998d272: Pulling from ocaml/opam 007cfbb78823: Pulling fs layer e92fa349b1fb: Pulling fs layer acc3a8cfc488: Pulling fs layer 007cfbb78823: Verifying Checksum 007cfbb78823: Download complete 007cfbb78823: Pull complete acc3a8cfc488: Verifying Checksum acc3a8cfc488: Download complete e92fa349b1fb: Verifying Checksum e92fa349b1fb: Download complete e92fa349b1fb: Pull complete acc3a8cfc488: Pull complete Digest: sha256:0689b2c0bae81ca736a3cf47bf9f45d784bdbc49ceb862d61cac3392c998d272 Status: Downloaded newer image for ocaml/opam@sha256:0689b2c0bae81ca736a3cf47bf9f45d784bdbc49ceb862d61cac3392c998d272 2022-04-06 23:32.46 ---> using "9694d2e78ab3fcaaf506053043dc404ac6350d10eabcb4e61663e36a98d481fd" from cache /: (user (uid 1000) (gid 1000)) /: (env OPAMPRECISETRACKING 1) /: (env OPAMUTF8 never) /: (env OPAMEXTERNALSOLVER builtin-0install) /: (env OPAMCRITERIA +removed) /: (run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam")) 2022-04-06 23:32.46 ---> using "f1435c573d465aa4a3b32f3496f8ddaab4c185e5f8720ec93f2b8f5b9c107d4b" from cache /: (run (network host) (shell "rm -rf ~/opam-repository && git clone -q 'https://github.com/ocaml/opam-repository' ~/opam-repository && git -C ~/opam-repository checkout -q aa1f173b2a62d094b9857fa09cf471a46424c4a8")) 2022-04-06 23:32.46 ---> using "16ab3e697c9012d52ecf2d027a886d80445d47f3204474de827be3a6a09ce5bd" from cache /: (run (shell "rm -rf ~/.opam && opam init -ya --bare --config ~/.opamrc-sandbox ~/opam-repository")) Configuring from /home/opam/.opamrc-sandbox, then /home/opam/.opamrc, and finally from built-in defaults. Checking for available remotes: rsync and local, git. - you won't be able to use mercurial repositories unless you install the hg command on your system. - you won't be able to use darcs repositories unless you install the darcs command on your system. <><> Fetching repository information ><><><><><><><><><><><><><><><><><><><><><> [default] Initialised User configuration: ~/.profile is already up-to-date. [NOTE] Make sure that ~/.profile is well sourced in your ~/.bashrc. 2022-04-06 23:32.46 ---> using "161fa26fa8ff94f6712afd15c3db137cd2e1a4ac1ac76e29aae43348e67b52d7" from cache /: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam switch create --repositories=default '5.0' '5.0.0+trunk'")) <><> Installing new switch packages <><><><><><><><><><><><><><><><><><><><><><> Switch invariant: ["ocaml-variants" {= "5.0.0+trunk"}] <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> installed base-bigarray.base -> installed base-threads.base -> installed base-unix.base -> retrieved ocaml-variants.5.0.0+trunk (https://github.com/ocaml/ocaml/archive/trunk.tar.gz) -> installed ocaml-variants.5.0.0+trunk -> installed ocaml-config.2 -> installed ocaml.5.0.0 -> installed base-domains.base -> installed base-nnp.base Done. # Run eval $(opam env --switch=5.0) to update the current shell environment 2022-04-06 23:32.46 ---> using "4fe020c4fa888d0431c8c5cde8acbf822fa516d7fc3e336457ddc67dac0f69b9" from cache /: (run (network host) (shell "opam update --depexts")) + /usr/bin/sudo "apt-get" "update" - Get:1 http://deb.debian.org/debian unstable InRelease [165 kB] - Get:2 http://deb.debian.org/debian unstable/main amd64 Packages.diff/Index [63.6 kB] - Get:3 http://deb.debian.org/debian unstable/main amd64 Packages T-2022-04-06-1404.48-F-2022-03-29-0803.54.pdiff [526 kB] - Get:3 http://deb.debian.org/debian unstable/main amd64 Packages T-2022-04-06-1404.48-F-2022-03-29-0803.54.pdiff [526 kB] - Fetched 755 kB in 1s (535 kB/s) - Reading package lists... 2022-04-06 23:32.46 ---> using "36ae673d88958ab8334999e42a45eeedc22d8dab21880d1d5d86c9a003cbfa35" from cache /: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "\ \nopam remove -y \"conf-gles2.1\"\ \nopam install -vy \"conf-gles2.1\"\ \nres=$?\ \nif [ $res = 31 ]; then\ \n if opam show -f x-ci-accept-failures: \"conf-gles2.1\" | grep -q '\"debian-unstable\"'; then\ \n echo \"This package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\"\ \n exit 69\ \n fi\ \nfi\ \n\ \n\ \nexit $res\ \n")) Nothing to do. [NOTE] conf-gles2.1 is not installed. The following actions will be performed: === install 2 packages - install conf-gles2 1 - install conf-pkg-config 2 [required by conf-gles2] The following system packages will first need to be installed: libgles2-mesa-dev pkg-config <><> Handling external dependencies <><><><><><><><><><><><><><><><><><><><><><> Let opam run your package manager to install the required system packages? (answer 'n' for other options) [Y/n] y + /usr/bin/sudo "apt-get" "install" "-qq" "-yy" "libgles2-mesa-dev" "pkg-config" - debconf: delaying package configuration, since apt-utils is not installed - Selecting previously unselected package libdrm-common. - (Reading database ... (Reading database ... 5% (Reading database ... 10% (Reading database ... 15% (Reading database ... 20% (Reading database ... 25% (Reading database ... 30% (Reading database ... 35% (Reading database ... 40% (Reading database ... 45% (Reading database ... 50% (Reading database ... 55% (Reading database ... 60% (Reading database ... 65% (Reading database ... 70% (Reading database ... 75% (Reading database ... 80% (Reading database ... 85% (Reading database ... 90% (Reading database ... 95% (Reading database ... 100% (Reading database ... 18470 files and directories currently installed.) - Preparing to unpack .../00-libdrm-common_2.4.110-1_all.deb ... - Unpacking libdrm-common (2.4.110-1) ... - Selecting previously unselected package libdrm2:amd64. - Preparing to unpack .../01-libdrm2_2.4.110-1_amd64.deb ... - Unpacking libdrm2:amd64 (2.4.110-1) ... - Selecting previously unselected package libdrm-amdgpu1:amd64. - Preparing to unpack .../02-libdrm-amdgpu1_2.4.110-1_amd64.deb ... - Unpacking libdrm-amdgpu1:amd64 (2.4.110-1) ... - Selecting previously unselected package libpciaccess0:amd64. - Preparing to unpack .../03-libpciaccess0_0.16-3_amd64.deb ... - Unpacking libpciaccess0:amd64 (0.16-3) ... - Selecting previously unselected package libdrm-intel1:amd64. - Preparing to unpack .../04-libdrm-intel1_2.4.110-1_amd64.deb ... - Unpacking libdrm-intel1:amd64 (2.4.110-1) ... - Selecting previously unselected package libdrm-nouveau2:amd64. - Preparing to unpack .../05-libdrm-nouveau2_2.4.110-1_amd64.deb ... - Unpacking libdrm-nouveau2:amd64 (2.4.110-1) ... - Selecting previously unselected package libdrm-radeon1:amd64. - Preparing to unpack .../06-libdrm-radeon1_2.4.110-1_amd64.deb ... - Unpacking libdrm-radeon1:amd64 (2.4.110-1) ... - Selecting previously unselected package libglvnd0:amd64. - Preparing to unpack .../07-libglvnd0_1.4.0-1_amd64.deb ... - Unpacking libglvnd0:amd64 (1.4.0-1) ... - Selecting previously unselected package libwayland-server0:amd64. - Preparing to unpack .../08-libwayland-server0_1.20.0-1_amd64.deb ... - Unpacking libwayland-server0:amd64 (1.20.0-1) ... - Selecting previously unselected package libgbm1:amd64. - Preparing to unpack .../09-libgbm1_21.3.7-1_amd64.deb ... - Unpacking libgbm1:amd64 (21.3.7-1) ... - Selecting previously unselected package libglapi-mesa:amd64. - Preparing to unpack .../10-libglapi-mesa_21.3.7-1_amd64.deb ... - Unpacking libglapi-mesa:amd64 (21.3.7-1) ... - Selecting previously unselected package libwayland-client0:amd64. - Preparing to unpack .../11-libwayland-client0_1.20.0-1_amd64.deb ... - Unpacking libwayland-client0:amd64 (1.20.0-1) ... - Preparing to unpack .../12-libx11-dev_2%3a1.7.5-1_amd64.deb ... - Unpacking libx11-dev:amd64 (2:1.7.5-1) over (2:1.7.2-2+b1) ... - Preparing to unpack .../13-libx11-6_2%3a1.7.5-1_amd64.deb ... - Unpacking libx11-6:amd64 (2:1.7.5-1) over (2:1.7.2-2+b1) ... - Selecting previously unselected package libx11-xcb1:amd64. - Preparing to unpack .../14-libx11-xcb1_2%3a1.7.5-1_amd64.deb ... - Unpacking libx11-xcb1:amd64 (2:1.7.5-1) ... - Selecting previously unselected package libxcb-dri2-0:amd64. - Preparing to unpack .../15-libxcb-dri2-0_1.14-3_amd64.deb ... - Unpacking libxcb-dri2-0:amd64 (1.14-3) ... - Selecting previously unselected package libxcb-dri3-0:amd64. - Preparing to unpack .../16-libxcb-dri3-0_1.14-3_amd64.deb ... - Unpacking libxcb-dri3-0:amd64 (1.14-3) ... - Selecting previously unselected package libxcb-present0:amd64. - Preparing to unpack .../17-libxcb-present0_1.14-3_amd64.deb ... - Unpacking libxcb-present0:amd64 (1.14-3) ... - Selecting previously unselected package libxcb-sync1:amd64. - Preparing to unpack .../18-libxcb-sync1_1.14-3_amd64.deb ... - Unpacking libxcb-sync1:amd64 (1.14-3) ... - Selecting previously unselected package libxcb-xfixes0:amd64. - Preparing to unpack .../19-libxcb-xfixes0_1.14-3_amd64.deb ... - Unpacking libxcb-xfixes0:amd64 (1.14-3) ... - Selecting previously unselected package libxshmfence1:amd64. - Preparing to unpack .../20-libxshmfence1_1.3-1_amd64.deb ... - Unpacking libxshmfence1:amd64 (1.3-1) ... - Selecting previously unselected package libegl-mesa0:amd64. - Preparing to unpack .../21-libegl-mesa0_21.3.7-1_amd64.deb ... - Unpacking libegl-mesa0:amd64 (21.3.7-1) ... - Selecting previously unselected package libegl1:amd64. - Preparing to unpack .../22-libegl1_1.4.0-1_amd64.deb ... - Unpacking libegl1:amd64 (1.4.0-1) ... - Selecting previously unselected package libxcb-glx0:amd64. - Preparing to unpack .../23-libxcb-glx0_1.14-3_amd64.deb ... - Unpacking libxcb-glx0:amd64 (1.14-3) ... - Selecting previously unselected package libxcb-shm0:amd64. - Preparing to unpack .../24-libxcb-shm0_1.14-3_amd64.deb ... - Unpacking libxcb-shm0:amd64 (1.14-3) ... - Selecting previously unselected package libxfixes3:amd64. - Preparing to unpack .../25-libxfixes3_1%3a6.0.0-1_amd64.deb ... - Unpacking libxfixes3:amd64 (1:6.0.0-1) ... - Selecting previously unselected package libxxf86vm1:amd64. - Preparing to unpack .../26-libxxf86vm1_1%3a1.1.4-1+b2_amd64.deb ... - Unpacking libxxf86vm1:amd64 (1:1.1.4-1+b2) ... - Selecting previously unselected package libelf1:amd64. - Preparing to unpack .../27-libelf1_0.186-1_amd64.deb ... - Unpacking libelf1:amd64 (0.186-1) ... - Selecting previously unselected package libicu67:amd64. - Preparing to unpack .../28-libicu67_67.1-7_amd64.deb ... - Unpacking libicu67:amd64 (67.1-7) ... - Selecting previously unselected package libxml2:amd64. - Preparing to unpack .../29-libxml2_2.9.13+dfsg-1_amd64.deb ... - Unpacking libxml2:amd64 (2.9.13+dfsg-1) ... - Selecting previously unselected package libz3-4:amd64. - Preparing to unpack .../30-libz3-4_4.8.12-1+b1_amd64.deb ... - Unpacking libz3-4:amd64 (4.8.12-1+b1) ... - Selecting previously unselected package libllvm13:amd64. - Preparing to unpack .../31-libllvm13_1%3a13.0.1-3+b2_amd64.deb ... - Unpacking libllvm13:amd64 (1:13.0.1-3+b2) ... - Selecting previously unselected package libsensors-config. - Preparing to unpack .../32-libsensors-config_1%3a3.6.0-7_all.deb ... - Unpacking libsensors-config (1:3.6.0-7) ... - Selecting previously unselected package libsensors5:amd64. - Preparing to unpack .../33-libsensors5_1%3a3.6.0-7_amd64.deb ... - Unpacking libsensors5:amd64 (1:3.6.0-7) ... - Selecting previously unselected package libvulkan1:amd64. - Preparing to unpack .../34-libvulkan1_1.3.204.1-2_amd64.deb ... - Unpacking libvulkan1:amd64 (1.3.204.1-2) ... - Selecting previously unselected package libgl1-mesa-dri:amd64. - Preparing to unpack .../35-libgl1-mesa-dri_21.3.7-1_amd64.deb ... - Unpacking libgl1-mesa-dri:amd64 (21.3.7-1) ... - Selecting previously unselected package libglx-mesa0:amd64. - Preparing to unpack .../36-libglx-mesa0_21.3.7-1_amd64.deb ... - Unpacking libglx-mesa0:amd64 (21.3.7-1) ... - Selecting previously unselected package libglx0:amd64. - Preparing to unpack .../37-libglx0_1.4.0-1_amd64.deb ... - Unpacking libglx0:amd64 (1.4.0-1) ... - Selecting previously unselected package libgl1:amd64. - Preparing to unpack .../38-libgl1_1.4.0-1_amd64.deb ... - Unpacking libgl1:amd64 (1.4.0-1) ... - Selecting previously unselected package libglx-dev:amd64. - Preparing to unpack .../39-libglx-dev_1.4.0-1_amd64.deb ... - Unpacking libglx-dev:amd64 (1.4.0-1) ... - Selecting previously unselected package libgl-dev:amd64. - Preparing to unpack .../40-libgl-dev_1.4.0-1_amd64.deb ... - Unpacking libgl-dev:amd64 (1.4.0-1) ... - Selecting previously unselected package libegl-dev:amd64. - Preparing to unpack .../41-libegl-dev_1.4.0-1_amd64.deb ... - Unpacking libegl-dev:amd64 (1.4.0-1) ... - Selecting previously unselected package libgles1:amd64. - Preparing to unpack .../42-libgles1_1.4.0-1_amd64.deb ... - Unpacking libgles1:amd64 (1.4.0-1) ... - Selecting previously unselected package libgles2:amd64. - Preparing to unpack .../43-libgles2_1.4.0-1_amd64.deb ... - Unpacking libgles2:amd64 (1.4.0-1) ... - Selecting previously unselected package libgles-dev:amd64. - Preparing to unpack .../44-libgles-dev_1.4.0-1_amd64.deb ... - Unpacking libgles-dev:amd64 (1.4.0-1) ... - Selecting previously unselected package libglvnd-core-dev:amd64. - Preparing to unpack .../45-libglvnd-core-dev_1.4.0-1_amd64.deb ... - Unpacking libglvnd-core-dev:amd64 (1.4.0-1) ... - Selecting previously unselected package libopengl0:amd64. - Preparing to unpack .../46-libopengl0_1.4.0-1_amd64.deb ... - Unpacking libopengl0:amd64 (1.4.0-1) ... - Selecting previously unselected package libopengl-dev:amd64. - Preparing to unpack .../47-libopengl-dev_1.4.0-1_amd64.deb ... - Unpacking libopengl-dev:amd64 (1.4.0-1) ... - Selecting previously unselected package libglvnd-dev:amd64. - Preparing to unpack .../48-libglvnd-dev_1.4.0-1_amd64.deb ... - Unpacking libglvnd-dev:amd64 (1.4.0-1) ... - Selecting previously unselected package libgles2-mesa-dev:amd64. - Preparing to unpack .../49-libgles2-mesa-dev_21.3.7-1_amd64.deb ... - Unpacking libgles2-mesa-dev:amd64 (21.3.7-1) ... - Selecting previously unselected package libglib2.0-0:amd64. - Preparing to unpack .../50-libglib2.0-0_2.72.0-1+b1_amd64.deb ... - Unpacking libglib2.0-0:amd64 (2.72.0-1+b1) ... - Selecting previously unselected package libglib2.0-data. - Preparing to unpack .../51-libglib2.0-data_2.72.0-1_all.deb ... - Unpacking libglib2.0-data (2.72.0-1) ... - Selecting previously unselected package libxcb-randr0:amd64. - Preparing to unpack .../52-libxcb-randr0_1.14-3_amd64.deb ... - Unpacking libxcb-randr0:amd64 (1.14-3) ... - Selecting previously unselected package mesa-vulkan-drivers:amd64. - Preparing to unpack .../53-mesa-vulkan-drivers_21.3.7-1_amd64.deb ... - Unpacking mesa-vulkan-drivers:amd64 (21.3.7-1) ... - Selecting previously unselected package pkg-config. - Preparing to unpack .../54-pkg-config_0.29.2-1_amd64.deb ... - Unpacking pkg-config (0.29.2-1) ... - Selecting previously unselected package shared-mime-info. - Preparing to unpack .../55-shared-mime-info_2.1-2_amd64.deb ... - Unpacking shared-mime-info (2.1-2) ... - Selecting previously unselected package xdg-user-dirs. - Preparing to unpack .../56-xdg-user-dirs_0.17-2_amd64.deb ... - Unpacking xdg-user-dirs (0.17-2) ... - Setting up libxcb-dri3-0:amd64 (1.14-3) ... - Setting up libwayland-server0:amd64 (1.20.0-1) ... - Setting up libpciaccess0:amd64 (0.16-3) ... - Setting up libxcb-xfixes0:amd64 (1.14-3) ... - Setting up libglvnd-core-dev:amd64 (1.4.0-1) ... - Setting up libicu67:amd64 (67.1-7) ... - Setting up xdg-user-dirs (0.17-2) ... - Setting up libglib2.0-0:amd64 (2.72.0-1+b1) ... - No schema files found: doing nothing. - Setting up libglvnd0:amd64 (1.4.0-1) ... - Setting up libxcb-glx0:amd64 (1.14-3) ... - Setting up libsensors-config (1:3.6.0-7) ... - Setting up libxcb-shm0:amd64 (1.14-3) ... - Setting up libopengl0:amd64 (1.4.0-1) ... - Setting up libxcb-present0:amd64 (1.14-3) ... - Setting up libz3-4:amd64 (4.8.12-1+b1) ... - Setting up libglib2.0-data (2.72.0-1) ... - Setting up libgles2:amd64 (1.4.0-1) ... - Setting up libxcb-sync1:amd64 (1.14-3) ... - Setting up libgles1:amd64 (1.4.0-1) ... - Setting up pkg-config (0.29.2-1) ... - Setting up libsensors5:amd64 (1:3.6.0-7) ... - Setting up libglapi-mesa:amd64 (21.3.7-1) ... - Setting up libvulkan1:amd64 (1.3.204.1-2) ... - Setting up libxcb-dri2-0:amd64 (1.14-3) ... - Setting up libxshmfence1:amd64 (1.3-1) ... - Setting up libxcb-randr0:amd64 (1.14-3) ... - Setting up libx11-6:amd64 (2:1.7.5-1) ... - Setting up libopengl-dev:amd64 (1.4.0-1) ... - Setting up libdrm-common (2.4.110-1) ... - Setting up libelf1:amd64 (0.186-1) ... - Setting up libxml2:amd64 (2.9.13+dfsg-1) ... - Setting up libwayland-client0:amd64 (1.20.0-1) ... - Setting up libx11-xcb1:amd64 (2:1.7.5-1) ... - Setting up libx11-dev:amd64 (2:1.7.5-1) ... - Setting up libxxf86vm1:amd64 (1:1.1.4-1+b2) ... - Setting up libxfixes3:amd64 (1:6.0.0-1) ... - Setting up shared-mime-info (2.1-2) ... - Setting up libllvm13:amd64 (1:13.0.1-3+b2) ... - Setting up libdrm2:amd64 (2.4.110-1) ... - Setting up libdrm-amdgpu1:amd64 (2.4.110-1) ... - Setting up mesa-vulkan-drivers:amd64 (21.3.7-1) ... - Setting up libdrm-nouveau2:amd64 (2.4.110-1) ... - Setting up libgbm1:amd64 (21.3.7-1) ... - Setting up libdrm-radeon1:amd64 (2.4.110-1) ... - Setting up libdrm-intel1:amd64 (2.4.110-1) ... - Setting up libgl1-mesa-dri:amd64 (21.3.7-1) ... - Setting up libegl-mesa0:amd64 (21.3.7-1) ... - Setting up libegl1:amd64 (1.4.0-1) ... - Setting up libglx-mesa0:amd64 (21.3.7-1) ... - Setting up libglx0:amd64 (1.4.0-1) ... - Setting up libgl1:amd64 (1.4.0-1) ... - Setting up libglx-dev:amd64 (1.4.0-1) ... - Setting up libgl-dev:amd64 (1.4.0-1) ... - Setting up libegl-dev:amd64 (1.4.0-1) ... - Setting up libgles-dev:amd64 (1.4.0-1) ... - Setting up libglvnd-dev:amd64 (1.4.0-1) ... - Setting up libgles2-mesa-dev:amd64 (21.3.7-1) ... - Processing triggers for libc-bin (2.33-7) ... <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> Processing 3/6: [conf-pkg-config: pkg-config] + /home/opam/.opam/opam-init/hooks/sandbox.sh "build" "pkg-config" "--help" (CWD=/home/opam/.opam/5.0/.opam-switch/build/conf-pkg-config.2) - Usage: - pkg-config [OPTION?] - - Help Options: - -h, --help Show help options - - Application Options: - --version output version of pkg-config - --modversion output version for package - --atleast-pkgconfig-version=VERSION require given version of pkg-config - --libs output all linker flags - --static output linker flags for static linking - --short-errors print short errors - --libs-only-l output -l flags - --libs-only-other output other libs (e.g. -pthread) - --libs-only-L output -L flags - --cflags output all pre-processor and compiler flags - --cflags-only-I output -I flags - --cflags-only-other output cflags not covered by the cflags-only-I option - --variable=NAME get the value of variable named NAME - --define-variable=NAME=VALUE set variable NAME to VALUE - --exists return 0 if the module(s) exist - --print-variables output list of variables defined by the module - --uninstalled return 0 if the uninstalled version of one or more module(s) or their dependencies will be used - --atleast-version=VERSION return 0 if the module is at least version VERSION - --exact-version=VERSION return 0 if the module is at exactly version VERSION - --max-version=VERSION return 0 if the module is at no newer than version VERSION - --list-all list all known packages - --debug show verbose debug information - --print-errors show verbose information about missing or conflicting packages (default unless --exists or --atleast/exact/max-version given on the command line) - --silence-errors be silent about errors (default when --exists or --atleast/exact/max-version given on the command line) - --errors-to-stdout print errors from --print-errors to stdout not stderr - --print-provides print which packages the package provides - --print-requires print which packages the package requires - --print-requires-private print which packages the package requires for static linking - --validate validate a package's .pc file - --define-prefix try to override the value of prefix for each .pc file found with a guesstimated value based on the location of the .pc file - --dont-define-prefix don't try to override the value of prefix for each .pc file found with a guesstimated value based on the location of the .pc file - --prefix-variable=PREFIX set the name of the variable that pkg-config automatically sets - -> compiled conf-pkg-config.2 Processing 4/6: [conf-pkg-config: mkdir] + /home/opam/.opam/opam-init/hooks/sandbox.sh "install" "mkdir" "-p" "/home/opam/.opam/5.0/lib/pkgconfig" (CWD=/home/opam/.opam/5.0/.opam-switch/build/conf-pkg-config.2) -> installed conf-pkg-config.2 Processing 5/6: [conf-gles2: pkg-config glesv2] + /home/opam/.opam/opam-init/hooks/sandbox.sh "build" "pkg-config" "--exists" "glesv2" (CWD=/home/opam/.opam/5.0/.opam-switch/build/conf-gles2.1) -> compiled conf-gles2.1 -> installed conf-gles2.1 Done. # Run eval $(opam env) to update the current shell environment 2022-04-06 23:33.22 ---> saved as "e7d0903f1fc84a1fff3d05a4d871eddbf40b1a1bb92a1a79e0e5f3fb3a1a63bb" Job succeeded