Running phase: unpackPhase
unpacking source archive /nix/store/a28ybkxv8xn87qz9vz6dcwiz13c02qbq-source
source root is source
Running phase: patchPhase
Running phase: updateAutotoolsGnuConfigScriptsPhase
Running phase: buildPhase
cache:INFO: generating system headers: sysroot_install.stamp... (this will be cached in "/tmp/rcbg1p826mjv3r7pzplnawcamnpvzzwz-emscripten-6.0.9_cache/sysroot_install.stamp" for subsequent builds)
cache:INFO:  - ok
emcc: warning: sdl3 port is still experimental [-Wexperimental]
ports:INFO: retrieving port: sdl3 from https://github.com/libsdl-org/SDL/archive/release-3.4.2.zip
emcc: error: failed to download port "sdl3" from https://github.com/libsdl-org/SDL/archive/release-3.4.2.zip: <urlopen error [Errno -3] Temporary failure in name resolution>