:: Synchronizing package databases...
 build-support-manual downloading...
 build-support downloading...
 core-staging downloading...
 extra-staging downloading...
 core-testing downloading...
 core downloading...
 extra-testing downloading...
 extra downloading...
:: Starting full system upgrade...
 there is nothing to do
==> Building in chroot for [extra-staging-with-build-support] (pentium4)...
==> Synchronizing chroot copy [/var/lib/archbuild/slave5/extra-staging-with-build-support-pentium4/root] -> [slave5]...done
==> Making package: python-numpy 2.2.4-1.0 (Fri 28 Mar 2025 08:26:16 CET)
==> Retrieving sources...
  -> Found numpy-2.2.4.tar.gz
==> Validating source files with sha512sums...
    numpy-2.2.4.tar.gz ... Passed
gpg: Warning: using insecure memory!
==> Appending keys from archlinux32.gpg...
gpg: Warning: using insecure memory!
gpg: Warning: using insecure memory!
gpg: Warning: using insecure memory!
gpg: Warning: using insecure memory!
gpg: Warning: using insecure memory!
gpg: Warning: using insecure memory!
gpg: Warning: using insecure memory!
gpg: Warning: using insecure memory!
gpg: Warning: using insecure memory!
gpg: Warning: using insecure memory!
gpg: Warning: using insecure memory!
gpg: Warning: using insecure memory!
gpg: Warning: using insecure memory!
gpg: Warning: using insecure memory!
==> Updating trust database...
gpg: Warning: using insecure memory!
gpg: next trustdb check due at 2025-06-16
==> Making package: python-numpy 2.2.4-1.0 (Fri Mar 28 08:26:23 2025)
==> Checking runtime dependencies...
==> Installing missing dependencies...
resolving dependencies...
looking for conflicting packages...

Packages (3) blas-3.12.1-2.0  cblas-3.12.1-2.0  lapack-3.12.1-2.0

Total Installed Size:  18.87 MiB

:: Proceed with installation? [Y/n] 
checking keyring...
checking package integrity...
loading package files...
checking for file conflicts...
:: Processing package changes...
installing blas...
installing cblas...
installing lapack...
:: Running post-transaction hooks...
(1/1) Arming ConditionNeedsUpdate...
==> Checking buildtime dependencies...
==> Installing missing dependencies...
resolving dependencies...
looking for conflicting packages...

Packages (17) cppdap-1.58.0-2.0  hicolor-icon-theme-0.18-1.0  jsoncpp-1.9.6-3.0  libuv-1.49.2-1.0  meson-1.7.0-1.0  ninja-1.12.1-2.0  patchelf-0.18.0-3.0  python-pyproject-hooks-1.2.0-3.0  python-pyproject-metadata-0.9.0-1.0  python-tqdm-4.67.1-1.0  rhash-1.4.4-1.0  cmake-3.31.2-1.0  cython-3.0.11-1.0  gcc-fortran-14.2.1+r753+g1cd744a6828f-1.0  meson-python-0.17.1-1.0  python-build-1.2.2-3.0  python-installer-1-1.0

Total Installed Size:  155.19 MiB

:: Proceed with installation? [Y/n] 
checking keyring...
checking package integrity...
loading package files...
checking for file conflicts...
:: Processing package changes...
installing python-pyproject-hooks...
installing python-build...
installing python-installer...
installing ninja...
installing python-tqdm...
Optional dependencies for python-tqdm
    python-requests: telegram
installing meson...
installing patchelf...
installing python-pyproject-metadata...
installing meson-python...
Optional dependencies for meson-python
    python-colorama: colored output
installing cppdap...
installing hicolor-icon-theme...
installing jsoncpp...
Optional dependencies for jsoncpp
    jsoncpp-doc: documentation
installing libuv...
installing rhash...
installing cmake...
Optional dependencies for cmake
    make: for unix Makefile generator [installed]
    ninja: for ninja generator [installed]
    qt6-base: cmake-gui
installing gcc-fortran...
installing cython...
:: Running post-transaction hooks...
(1/2) Arming ConditionNeedsUpdate...
(2/2) Updating the info directory file...
==> Retrieving sources...
  -> Found numpy-2.2.4.tar.gz
==> WARNING: Skipping all source file integrity checks.
==> Extracting sources...
  -> Extracting numpy-2.2.4.tar.gz with bsdtar
==> Starting prepare()...
==> Starting build()...
* Getting build dependencies for wheel...

Traceback (most recent call last):
  File "/usr/lib/python3.13/site-packages/pyproject_hooks/_impl.py", line 402, in _call_hook
    raise BackendUnavailable(
    ...<4 lines>...
    )
pyproject_hooks._impl.BackendUnavailable: Cannot import 'mesonpy'

ERROR Backend 'mesonpy' is not available.
==> ERROR: A failure occurred in build().
    Aborting...
==> ERROR: Build failed, check /var/lib/archbuild/slave5/extra-staging-with-build-support-pentium4/slave5/build
used straw: :with_build_support:without_check:
slave5@eurobuild6