these 27 derivations will be built:
  /nix/store/y85c77fwpq5miswslrrv63vzdqdlb5f1-ffmpeg-headless-rpi-7.1.2.drv
  /nix/store/axfdzb2ywq3ajvhwlkrvlds9pl9vpxi0-system-path.drv
  /nix/store/1dfihgsl8a7jin57s5i6ij8y83v56bpd-dbus-1.drv
  /nix/store/3vlvmc1bzlvglryaahgbdcba10fy0vlq-X-Restart-Triggers-dbus-broker.drv
  /nix/store/w455b59zl9xhgmbb9186kp6k8dmvxg9s-unit-dbus-broker.service.drv
  /nix/store/5bkiqrn8k1hk8wmby4b56787c5n9hh54-X-Restart-Triggers-polkit.drv
  /nix/store/z2gmykakqyxspq0vcn81p28v780mrx3w-unit-polkit.service.drv
  /nix/store/gn9rwzmi1vz3csh89vrqnxdb2h47syq4-system-units.drv
  /nix/store/bv1h1ri6nh6388gqjzmzdyq4sam9gmlw-unit-dbus-broker.service.drv
  /nix/store/y2n68fcvp2zs8p6c947fxmm5wl8wxhp8-user-units.drv
  /nix/store/jaqpmh1z46pwcbrnn0irfa5x91ap7d0r-etc.drv
  /nix/store/pai05s5w3bn9hf95wccaicx9q27a7vjp-mediamtx.yaml.drv
  /nix/store/qnjrzmry9xwggkwndqcwd68lglddirjq-manifest.json.drv
  /nix/store/20l12mz1w48f4xvgsd52qfcymchbhwka-activate.drv
  /nix/store/pwndrckjv73lsa7l4i0cqdm4ylx8ywg5-linux-rpi-6.18.50-stable_20260911.drv
  /nix/store/3mqs9z7qm0nf0lsz78cvdxvs4f3g47sd-zfs-kernel-2.4.4-6.18.50-stable_20260911.drv
  /nix/store/7qsjn98vvz9bss8m3arhcgqk74f4f3bh-linux-rpi-6.18.50-stable_20260911-modules.drv
  /nix/store/6ypi1rp4kmbkaxw31yp8naj2a0zwhhwx-linux-rpi-6.18.50-stable_20260911-modules-shrunk.drv
  /nix/store/wp0pq5axal9833hsz6kndpcicbl8ppnd-initrd-linux-rpi-6.18.50-stable_20260911.drv
  /nix/store/5dyq9ynhspnhbflc36gya5fxs26gfxhy-boot.json.drv
  /nix/store/6vfbxn9bs4jb4i2pi83ddiafwbiwrahf-disable-eth-leds-dtbo.drv
  /nix/store/ca6bjvvrkzd8g1zqp659fi8dk6c5xxig-dtbs-filtered.drv
  /nix/store/mnzslhrnx1dzh1xckag3m7mxg875q9r7-disable-act-led-dtbo.drv
  /nix/store/rrgmrnr7dmd3lp11px01w807l3g615gv-disable-pwr-led-dtbo.drv
  /nix/store/s7lhvyh8ds2n5mfd8k2wncn6hlvjcqmg-device-tree-overlays.drv
  /nix/store/wylilk2nl0xygah88ddcyf6klkn1yy64-dry-activate.drv
  /nix/store/h0dcyscjqnvijy3sbzdwc05lp80jq1z1-nixos-system-pica4-sd-card-26.11.20261023.3ec6363.drv
building '/nix/store/y85c77fwpq5miswslrrv63vzdqdlb5f1-ffmpeg-headless-rpi-7.1.2.drv' on 'ssh-ng://nix-remote-builder@rofl-13.brkn.lol'
building '/nix/store/y85c77fwpq5miswslrrv63vzdqdlb5f1-ffmpeg-headless-rpi-7.1.2.drv'
ffmpeg-headless-rpi-7.1.2> Running phase: unpackPhase
ffmpeg-headless-rpi-7.1.2> unpacking source archive /nix/store/1iwz8gsk93xrp24lmf3kvrxfd3lh4dw5-source
ffmpeg-headless-rpi-7.1.2> source root is source
ffmpeg-headless-rpi-7.1.2> Running phase: patchPhase
ffmpeg-headless-rpi-7.1.2> applying patch /nix/store/8ysv026pzkq2rab89wfvz4sf91ddqdv3-nvccflags-cpp14.patch
ffmpeg-headless-rpi-7.1.2> patching file configure
ffmpeg-headless-rpi-7.1.2> Hunk #1 succeeded at 6793 (offset 51 lines).
ffmpeg-headless-rpi-7.1.2> applying patch /nix/store/j45q3j3qlabvmvgj7r86kpbaaayn81yx-unbreak-hardcoded-tables.patch
ffmpeg-headless-rpi-7.1.2> patching file libavcodec/tableprint_vlc.h
ffmpeg-headless-rpi-7.1.2> Hunk #1 succeeded at 27 with fuzz 2 (offset -1 lines).
ffmpeg-headless-rpi-7.1.2> applying patch /nix/store/6v7njhg0nxy4lhs892fmg94rmygvdk0h-add-av_stream_get_first_dts-for-chromium.patch
ffmpeg-headless-rpi-7.1.2> patching file libavformat/avformat.h
ffmpeg-headless-rpi-7.1.2> Hunk #1 succeeded at 1202 with fuzz 2 (offset 74 lines).
ffmpeg-headless-rpi-7.1.2> patching file libavformat/mux_utils.c
ffmpeg-headless-rpi-7.1.2> Hunk #1 succeeded at 30 with fuzz 2 (offset -7 lines).
ffmpeg-headless-rpi-7.1.2> applying patch /nix/store/hbns6pivllaq58f4i4n5m5nbffsjcaxd-lcevcdec-4.0.0-compat.patch
ffmpeg-headless-rpi-7.1.2> patching file configure
ffmpeg-headless-rpi-7.1.2> Hunk #1 succeeded at 6965 (offset -100 lines).
ffmpeg-headless-rpi-7.1.2> patching file libavcodec/lcevcdec.c
ffmpeg-headless-rpi-7.1.2> Hunk #1 succeeded at 139 (offset -2 lines).
ffmpeg-headless-rpi-7.1.2> Hunk #2 succeeded at 147 (offset -2 lines).
ffmpeg-headless-rpi-7.1.2> patching file libavfilter/vf_lcevc.c
ffmpeg-headless-rpi-7.1.2> applying patch /nix/store/8xwscvhz4mma8n36g4gvyh977qrn9vb4-d8ffec5bf9a2803f55cc0822a97b7815f24bee83
ffmpeg-headless-rpi-7.1.2> patching file libavcodec/vlc.c
ffmpeg-headless-rpi-7.1.2> patching script interpreter paths in .
ffmpeg-headless-rpi-7.1.2> ./compat/solaris/make_sunver.pl: interpreter directive changed from "#!/usr/bin/env perl" to "/nix/store/qjpbsb0aixf4m7wyyrbpgl8wrv9qfday-perl-5.42.0/bin/perl"
ffmpeg-headless-rpi-7.1.2> ./compat/windows/makedef: interpreter directive changed from "#!/bin/sh" to "/nix/store/9r6k010whqg2im9j0nc54xz6iz1z7irh-bash-5.3p9/bin/sh"
ffmpeg-headless-rpi-7.1.2> ./compat/windows/mslink: interpreter directive changed from "#!/bin/sh" to "/nix/store/9r6k010whqg2im9j0nc54xz6iz1z7irh-bash-5.3p9/bin/sh"
ffmpeg-headless-rpi-7.1.2> ./compat/windows/mswindres: interpreter directive changed from "#!/bin/sh" to "/nix/store/9r6k010whqg2im9j0nc54xz6iz1z7irh-bash-5.3p9/bin/sh"
ffmpeg-headless-rpi-7.1.2> ./doc/doxy-wrapper.sh: interpreter directive changed from "#!/bin/sh" to "/nix/store/9r6k010whqg2im9j0nc54xz6iz1z7irh-bash-5.3p9/bin/sh"
ffmpeg-headless-rpi-7.1.2> ./ffbuild/libversion.sh: interpreter directive changed from "#!/bin/sh" to "/nix/store/9r6k010whqg2im9j0nc54xz6iz1z7irh-bash-5.3p9/bin/sh"
ffmpeg-headless-rpi-7.1.2> ./ffbuild/pkgconfig_generate.sh: interpreter directive changed from "#!/bin/sh" to "/nix/store/9r6k010whqg2im9j0nc54xz6iz1z7irh-bash-5.3p9/bin/sh"
ffmpeg-headless-rpi-7.1.2> ./ffbuild/version.sh: interpreter directive changed from "#!/bin/sh" to "/nix/store/9r6k010whqg2im9j0nc54xz6iz1z7irh-bash-5.3p9/bin/sh"
ffmpeg-headless-rpi-7.1.2> ./tests/copycooker.sh: interpreter directive changed from "#!/bin/sh" to "/nix/store/9r6k010whqg2im9j0nc54xz6iz1z7irh-bash-5.3p9/bin/sh"
ffmpeg-headless-rpi-7.1.2> ./tests/fate/source-check.sh: interpreter directive changed from "#!/bin/sh" to "/nix/store/9r6k010whqg2im9j0nc54xz6iz1z7irh-bash-5.3p9/bin/sh"
ffmpeg-headless-rpi-7.1.2> ./tests/fate-run.sh: interpreter directive changed from "#!/bin/sh" to "/nix/store/9r6k010whqg2im9j0nc54xz6iz1z7irh-bash-5.3p9/bin/sh"
ffmpeg-headless-rpi-7.1.2> ./tests/fate.sh: interpreter directive changed from "#!/bin/sh" to "/nix/store/9r6k010whqg2im9j0nc54xz6iz1z7irh-bash-5.3p9/bin/sh"
ffmpeg-headless-rpi-7.1.2> ./tools/bisect-create: interpreter directive changed from "#!/bin/sh" to "/nix/store/9r6k010whqg2im9j0nc54xz6iz1z7irh-bash-5.3p9/bin/sh"
ffmpeg-headless-rpi-7.1.2> ./tools/clean-diff: interpreter directive changed from "#!/bin/sh" to "/nix/store/9r6k010whqg2im9j0nc54xz6iz1z7irh-bash-5.3p9/bin/sh"
ffmpeg-headless-rpi-7.1.2> ./tools/dvd2concat: interpreter directive changed from "#!/usr/bin/env perl" to "/nix/store/qjpbsb0aixf4m7wyyrbpgl8wrv9qfday-perl-5.42.0/bin/perl"
ffmpeg-headless-rpi-7.1.2> ./tools/gen-rc: interpreter directive changed from "#!/bin/sh" to "/nix/store/9r6k010whqg2im9j0nc54xz6iz1z7irh-bash-5.3p9/bin/sh"
ffmpeg-headless-rpi-7.1.2> ./tools/general_assembly.pl: interpreter directive changed from "#!/usr/bin/env perl" to "/nix/store/qjpbsb0aixf4m7wyyrbpgl8wrv9qfday-perl-5.42.0/bin/perl"
ffmpeg-headless-rpi-7.1.2> ./tools/libav-merge-next-commit: interpreter directive changed from "#!/bin/sh" to "/nix/store/9r6k010whqg2im9j0nc54xz6iz1z7irh-bash-5.3p9/bin/sh"
ffmpeg-headless-rpi-7.1.2> ./tools/make_chlayout_test: interpreter directive changed from "#!/usr/bin/env perl" to "/nix/store/qjpbsb0aixf4m7wyyrbpgl8wrv9qfday-perl-5.42.0/bin/perl"
ffmpeg-headless-rpi-7.1.2> ./tools/missing_codec_desc: interpreter directive changed from "#!/bin/sh" to "/nix/store/9r6k010whqg2im9j0nc54xz6iz1z7irh-bash-5.3p9/bin/sh"
ffmpeg-headless-rpi-7.1.2> ./tools/murge: interpreter directive changed from "#!/bin/sh" to "/nix/store/9r6k010whqg2im9j0nc54xz6iz1z7irh-bash-5.3p9/bin/sh"
ffmpeg-headless-rpi-7.1.2> ./tools/patcheck: interpreter directive changed from "#!/bin/sh" to "/nix/store/9r6k010whqg2im9j0nc54xz6iz1z7irh-bash-5.3p9/bin/sh"
ffmpeg-headless-rpi-7.1.2> ./tools/plotframes: interpreter directive changed from "#!/usr/bin/env perl" to "/nix/store/qjpbsb0aixf4m7wyyrbpgl8wrv9qfday-perl-5.42.0/bin/perl"
ffmpeg-headless-rpi-7.1.2> ./tools/source2c: interpreter directive changed from "#!/bin/sh" to "/nix/store/9r6k010whqg2im9j0nc54xz6iz1z7irh-bash-5.3p9/bin/sh"
ffmpeg-headless-rpi-7.1.2> ./tools/target_dec_fate.sh: interpreter directive changed from "#!/bin/sh" to "/nix/store/9r6k010whqg2im9j0nc54xz6iz1z7irh-bash-5.3p9/bin/sh"
ffmpeg-headless-rpi-7.1.2> ./tools/unwrap-diff: interpreter directive changed from "#!/bin/sh" to "/nix/store/9r6k010whqg2im9j0nc54xz6iz1z7irh-bash-5.3p9/bin/sh"
ffmpeg-headless-rpi-7.1.2> ./configure.orig: interpreter directive changed from "#!/bin/sh" to "/nix/store/9r6k010whqg2im9j0nc54xz6iz1z7irh-bash-5.3p9/bin/sh"
ffmpeg-headless-rpi-7.1.2> ./configure: interpreter directive changed from "#!/bin/sh" to "/nix/store/9r6k010whqg2im9j0nc54xz6iz1z7irh-bash-5.3p9/bin/sh"
ffmpeg-headless-rpi-7.1.2> Running phase: updateAutotoolsGnuConfigScriptsPhase
ffmpeg-headless-rpi-7.1.2> Running phase: configurePhase
ffmpeg-headless-rpi-7.1.2> patching script interpreter paths in ./configure
ffmpeg-headless-rpi-7.1.2> configure flags: --disable-static --prefix=/nix/store/hnv7lbhmac0qf1zs5ri88mmkq01d72fl-ffmpeg-headless-rpi-7.1.2 --target_os=linux --arch=aarch64 --pkg-config=pkg-config --enable-gpl --enable-version3 --disable-nonfree --disable-static --enable-shared --enable-pic --disable-thumb --disable-small --enable-runtime-cpudetect --disable-gray --enable-swscale-alpha --enable-hardcoded-tables --enable-safe-bitstream-reader --enable-pthreads --disable-w32threads --disable-os2threads --enable-network --enable-pixelutils --datadir=/nix/store/j1vzvjyyglsi1j04di5g4jd0wqn3dfwh-ffmpeg-headless-rpi-7.1.2-data/share/ffmpeg --enable-ffmpeg --disable-ffplay --enable-ffprobe --bindir=/nix/store/f8afby8zzlk4m96idhlvz6za2xrlf0bw-ffmpeg-headless-rpi-7.1.2-bin/bin --enable-avcodec --enable-avdevice --enable-avfilter --enable-avformat --enable-avutil --enable-postproc --enable-swresample --enable-swscale --libdir=/nix/store/vak87v81jy8h5zzqh3zqir24rqy93cpk-ffmpeg-headless-rpi-7.1.2-lib/lib --incdir=/nix/store/4l8y9q274x2yd49zdss572241famfcp0-ffmpeg-headless-rpi-7.1.2-dev/include --disable-doc --disable-htmlpages --disable-manpages --enable-podpages --enable-txtpages --enable-alsa --disable-amf --enable-libaom --disable-libaribb24 --disable-libaribcaption --enable-libass --disable-avisynth --enable-libbluray --disable-libbs2b --enable-bzlib --disable-libcaca --disable-libcdio --disable-libcelt --disable-chromaprint --disable-libcodec2 --disable-cuda --enable-cuda-llvm --disable-cuda-nvcc --enable-cuvid --enable-libdav1d --disable-libdavs2 --disable-libdc1394 --enable-libdrm --disable-libdvdnav --disable-libdvdread --disable-libfdk-aac --enable-ffnvcodec --disable-libflite --enable-fontconfig --enable-libfontconfig --enable-libfreetype --disable-frei0r --enable-libfribidi --disable-libgme --enable-gmp --enable-gnutls --disable-libgsm --enable-libharfbuzz --enable-iconv --disable-libilbc --disable-libjack --disable-libjxl --disable-libkvazaar --disable-ladspa --disable-liblc3 --disable-liblcevc-dec --disable-lcms2 --enable-lzma --disable-metal --disable-libmfx --disable-libmodplug --enable-libmp3lame --disable-libmysofa --disable-libnpp --enable-nvdec --enable-nvenc --disable-openal --enable-opencl --disable-libopencore-amrnb --disable-libopencore-amrwb --disable-opengl --disable-libopenh264 --enable-libopenjpeg --enable-libopenmpt --enable-libopus --disable-libplacebo --disable-libpulse --disable-libqrencode --disable-libquirc --disable-librav1e --enable-librist --disable-librtmp --disable-librubberband --disable-libsmbclient --disable-sdl2 --disable-libshaderc --disable-libshine --disable-libsnappy --enable-libsoxr --enable-libspeex --enable-libsrt --enable-libssh --disable-librsvg --enable-libsvtav1 --disable-libtensorflow --enable-libtheora --disable-libtwolame --disable-libuavs3d --enable-libv4l2 --enable-v4l2-m2m --disable-vaapi --enable-vdpau --disable-libvpl --enable-libvidstab --disable-libvmaf --disable-libvo-amrwbenc --enable-libvorbis --enable-libvpx --enable-vulkan --disable-libvvenc --enable-libwebp --enable-libx264 --enable-libx265 --disable-libxavs --disable-libxavs2 --disable-libxcb --disable-libxcb-shape --disable-libxcb-shm --disable-libxcb-xfixes --disable-libxevd --disable-libxeve --disable-xlib --enable-libxml2 --enable-libxvid --enable-libzimg --enable-zlib --disable-libzmq --enable-libzvbi --disable-debug --enable-optimizations --disable-extra-warnings --enable-stripping --extra-version=rpi --enable-logging --enable-asm --disable-mmal --enable-neon --enable-sand --enable-vout-drm --enable-v4l2-request --enable-libudev