Running nixpkgs-update (https://nix-community.org/update-bot/) with UPDATE_INFO: firefox-beta-unwrapped 0 -> 1
attrpath: firefox-beta-unwrapped
Checking auto update branch...
[version] 
[version] skipping because derivation has updateScript
[rustCrateVersion] 
[rustCrateVersion] No cargoHash found
[golangModuleVersion] 
[golangModuleVersion] Not a buildGoModule package with vendorHash
[npmDepsVersion] 
[npmDepsVersion] No npmDepsHash
[updateScript] 
[updateScript] Success
[updateScript] these 2 derivations will be built:
  /nix/store/yxy8ggwjf69kkmydl1190f167268j7gn-update-firefox-beta-unwrapped.drv
  /nix/store/n4y6ck0z0yil2fj33jw16zrarr6drrm0-packages.json.drv
building '/nix/store/yxy8ggwjf69kkmydl1190f167268j7gn-update-firefox-beta-unwrapped.drv'...
building '/nix/store/n4y6ck0z0yil2fj33jw16zrarr6drrm0-packages.json.drv'...

Going to be running update for following packages:
 - firefox-beta-unwrapped-146.0b9

Press Enter key to continue...
Running update for:
Enqueuing group of 1 packages
 - firefox-beta-unwrapped-146.0b9: UPDATING ...
 - firefox-beta-unwrapped-146.0b9: DONE.

Packages updated!

Diff after rewrites:
diff --git a/pkgs/applications/networking/browsers/firefox/packages/firefox-beta.nix b/pkgs/applications/networking/browsers/firefox/packages/firefox-beta.nix
index df74e5e63ae3..0b1e6d33d2b2 100644
--- a/pkgs/applications/networking/browsers/firefox/packages/firefox-beta.nix
+++ b/pkgs/applications/networking/browsers/firefox/packages/firefox-beta.nix
@@ -10,11 +10,11 @@
 buildMozillaMach rec {
   pname = "firefox-beta";
   binaryName = "firefox-beta";
-  version = "146.0b9";
+  version = "147.0b9";
   applicationName = "Firefox Beta";
   src = fetchurl {
     url = "mirror://mozilla/firefox/releases/${version}/source/firefox-${version}.source.tar.xz";
-    sha512 = "77a9a4617f3d24f7eff77289e03e53373998ae617f601893be255a1eba85dd81fea5a26976159a25187aada7401ad8da6cbb0b5a3650c4936a7445a3a7f55d42";
+    sha512 = "346beb18a5012349da2f87c82080bf5fa605339db27644bdce4474bd63246dcfa9369e7d95620ee336649ff9c1d28677ff892d2309662a9b6f7ef0f055648c81";
   };
 
   meta = {

No auto update branch exists
Received ExitFailure 1 when running
Raw command: nix-build --option sandbox true --arg config "{ allowUnfree = true; allowAliases = false; }" --arg overlays "[ ]" -A firefox-beta-unwrapped
nix build failed.
 0:12.05(B checking MOZ_JACK_CFLAGS... -I/nix/store/3x3gq9hlcw1cx5g7zdzpy2cxg5y36kbb-libjack2-1.9.22-dev/include(B(B
 0:12.05(B checking MOZ_JACK_LIBS... -L/nix/store/5g03z46bx02591l5l5dg40pwhrd0fcpw-libjack2-1.9.22/lib -ljack(B(B
 0:12.06(B checking for libpulse... yes(B(B
 0:12.06(B checking MOZ_PULSEAUDIO_CFLAGS... -D_REENTRANT -I/nix/store/hqmgyqw95hbdrk745x634a1hk5gvn62l-libpulseaudio-17.0-dev/include(B(B
 0:12.06(B checking MOZ_PULSEAUDIO_LIBS... -L/nix/store/4ln27npm1dhw76ncvbj9z38vnk8y1zgv-libpulseaudio-17.0/lib -lpulse -pthread(B(B
 0:12.07(B checking for sndio... yes(B(B
 0:12.07(B checking MOZ_SNDIO_CFLAGS... -I/nix/store/fd95ym0gb1dikvssaav1xc3wlsib6v80-sndio-1.10.0/include(B(B
 0:12.08(B checking MOZ_SNDIO_LIBS... -L/nix/store/fd95ym0gb1dikvssaav1xc3wlsib6v80-sndio-1.10.0/lib -lsndio(B(B
 0:12.08(B checking for nspr >= 4.32... yes(B(B
 0:12.09(B checking NSPR_CFLAGS... -I/nix/store/7wyvabpla8imh8s89vjhlx97kpk66nrk-nspr-4.38.2-dev/include(B(B
 0:12.09(B checking NSPR_LIBS... -L/nix/store/s93ilaivbr0az6f9n3i8mnb3d5qa2566-nspr-4.38.2/lib -lplds4 -lplc4 -lnspr4(B(B
 0:12.09(B checking for rustc... /nix/store/lvdr3nws8gs2qcgm3rnwvjprcx55kx7l-rustc-wrapper-1.91.1/bin/rustc(B(B
 0:12.09(B checking for cargo... /nix/store/9db7xb1axdgqp4lakdxbp27yh7kfvm0b-cargo-1.91.1/bin/cargo(B(B
 0:12.16(B checking rustc version... 1.91.1(B(B
 0:12.17(B checking cargo version... 1.91.0(B(B
 0:12.25(B checking for rust host triplet... x86_64-unknown-linux-gnu(B(B
 0:12.29(B checking for rust target triplet... x86_64-unknown-linux-gnu(B(B
 0:12.29(B checking for rustdoc... /nix/store/lvdr3nws8gs2qcgm3rnwvjprcx55kx7l-rustc-wrapper-1.91.1/bin/rustdoc(B(B
 0:12.30(B checking for cbindgen... /nix/store/2dj6zswi6bz9wn4rz739ipfy5qb880sf-rust-cbindgen-0.29.2/bin/cbindgen(B(B
 0:12.31(B checking for rustfmt... not found(B(B
 0:12.31(B checking for clang for bindgen... /nix/store/l9lph3d89asqr9qa4nd9hxadi09ih6mk-clang-wrapper-21.1.7/bin/clang++(B(B
 0:12.31(B checking for libclang for bindgen... /nix/store/mmk6s6mc9kvz8czjfg9lh9m4sbc0wc8k-clang-21.1.7-lib/lib/libclang.so(B(B
 0:12.33(B checking that libclang is new enough... yes(B(B
 0:12.33(B checking bindgen cflags... ['-x', 'c++', '-fno-sized-deallocation', '-fno-aligned-new', '-DTRACING=1', '-DIMPL_LIBXUL', '-DMOZILLA_INTERNAL_API', '-DRUST_BINDGEN', '-std=gnu++20'](B(B
 0:12.34(B checking for libffi > 3.0.9... yes(B(B
 0:12.34(B checking MOZ_FFI_CFLAGS... -I/nix/store/ad2zpdj63hrnl90r01w9573m56gbkrh9-libffi-3.5.2-dev/include(B(B
 0:12.34(B checking MOZ_FFI_LIBS... -L/nix/store/1z031fwbsc8jhmm7i39r6z6m1xn7rbza-libffi-3.5.2/lib/../lib64 -lffi(B(B
 0:12.35(B checking for icu-uc icu-uc icu-i18n >= 78.1... no(B(B
 0:12.35(B ERROR: Requested 'icu-i18n >= 78.1' but version of icu-i18n is 77.1(B(B
*** Fix above errors and then restart with "./mach build"