1these 21 derivations will be built:2 /nix/store/f0xjw0106ivmaxdg7cw9fpq11vwmx8x5-knot-1.16.0-alpha.drv3 /nix/store/dbw8mx8jhfbc7f1l6ca2izghi8dwaiqc-spindle-1.16.0-alpha.drv4 /nix/store/x6zbi2flx3bhc2ybwf9dlzlfvf2lhyr4-spindle.drv5 /nix/store/iajxc1dhwd9i1a9b0cwfgzr8x1zsdang-system-path.drv6 /nix/store/z5yd49vff3yr358v0krjjrss6nwr3zzv-dbus-1.drv7 /nix/store/z2ilr16ygir45pg96w73w7gvyxldvvf7-X-Restart-Triggers-dbus-broker.drv8 /nix/store/1pj46h9yj2acv2dv368jw8iavcwdzhxj-unit-dbus-broker.service.drv9 /nix/store/m0h4cav4a0wd0r9hw8pw8qn3z3p6j80p-knot-1.16.0-alpha_fish-completions.drv10 /nix/store/rplwxxwm7pp9719a3ydpp6nc2pb7zrkf-spindle_fish-completions.drv11 /nix/store/3gdhlq081yzg340llxj0myh53pbk5w84-system_fish-completions.drv12 /nix/store/7r19f6q4qqgqfzpvjibbxqb3kmnh6xf7-etc-ssh-keyfetch_wrapper.drv13 /nix/store/n8rliqs16b00jjrbg9q0ppy5skrmz6k3-X-Restart-Triggers-polkit.drv14 /nix/store/b1zdrjh983j280nm28prflrbkcqr1hm3-unit-polkit.service.drv15 /nix/store/z1hykdpk418mddhnhv18n4cjf2vyprgc-unit-dbus-broker.service.drv16 /nix/store/bk12h2zwabxslipsx9399b2lmrffy8pr-user-units.drv17 /nix/store/cfzfzkiir158wg44zk9hjxnpsiywy83r-unit-knot.service.drv18 /nix/store/hwkqs8v1dwqkixsi0n003s0vdxyzvxvz-unit-spindle.service.drv19 /nix/store/xymydjgd4rivrqkfs41x79scxcx5z762-system-units.drv20 /nix/store/blr05kh1smianjgxjcknb651a1916674-etc.drv21 /nix/store/niqpvkgv2csfz843nhc8cg8x7ylh97hk-activate.drv22 /nix/store/inw1d8fw30f94j6l2pkrq1jprlyriqbm-nixos-system-nixworker-26.11.20260719.241313f.drv23warning: killing stray builder process 135336 ()...24warning: killing stray builder process 32790 ()...25error (ignored): deleting cgroup "/sys/fs/cgroup/system.slice/nix-daemon.service/nix-build-uid-872415232": Device or resource busy26error: deleting cgroup "/sys/fs/cgroup/system.slice/nix-daemon.service/nix-build-uid-872415232": Device or resource busy