structuredAttrs is enabled Parallel mksquashfs: Using 32 processors Creating 4.0 filesystem on nix-store.squashfs, block size 1048576. Exportable Squashfs 4.0 filesystem, zstd compressed, data block size 1048576 compressed data, compressed metadata, compressed fragments, compressed xattrs, compressed ids duplicates are removed Filesystem size 20432471.10 Kbytes (19953.59 Mbytes) 63.42% of uncompressed filesystem size (32217017.20 Kbytes) Inode table size 6029732 bytes (5888.41 Kbytes) 22.25% of uncompressed inode table size (27099770 bytes) Directory table size 6903115 bytes (6741.32 Kbytes) 35.48% of uncompressed directory table size (19454107 bytes) Number of duplicate files found 106629 Number of inodes 695878 Number of files 461330 Number of fragments 5591 Number of symbolic links 86964 Number of device nodes 0 Number of fifo nodes 0 Number of socket nodes 0 Number of directories 147584 Number of hard-links 0 Number of ids (unique uids + gids) 1 Number of uids 1 root (0) Number of gids 1 root (0) xorriso 1.5.8.pl02 : RockRidge filesystem manipulator, libburnia project. xorriso : NOTE : Environment variable SOURCE_DATE_EPOCH encountered with value 315532800 Drive current: -outdev 'stdio:/nix/store/rnbfwqnnjbh09f3qbr9hijk4mrn34qff-spaces-os.iso/iso/spaces-os.iso' Media current: stdio file, overwriteable Media status : is blank Media summary: 0 sessions, 0 data blocks, 0 data, 1590g free xorriso : UPDATE : 194 files added in 1 seconds Added 12 items from file 'pathlist' xorriso : UPDATE : 194 files added in 1 seconds xorriso : NOTE : Copying to System Area: 432 bytes from file '/nix/store/02ggy47qb66jdq894c5b9in1r5f4y0wr-syslinux-unstable-2019-02-07/share/syslinux/isohdpfx.bin' libisofs: NOTE : Automatically adjusted MBR geometry to 2552/255/63 libisofs: WARNING : Image size exceeds 1024 cylinders. Cannot align partition. libisofs: WARNING : There are said to be BIOSes which will not boot this via MBR. xorriso : UPDATE : 0.21% done xorriso : UPDATE : 1.08% done xorriso : UPDATE : 3.21% done xorriso : UPDATE : 5.52% done, estimate finish Mon Aug 03 07:13:17 2026 xorriso : UPDATE : 7.99% done, estimate finish Mon Aug 03 07:13:15 2026 xorriso : UPDATE : 10.42% done, estimate finish Mon Aug 03 07:13:15 2026 xorriso : UPDATE : 12.78% done, estimate finish Mon Aug 03 07:13:14 2026 xorriso : UPDATE : 15.48% done, estimate finish Mon Aug 03 07:13:13 2026 xorriso : UPDATE : 18.09% done, estimate finish Mon Aug 03 07:13:13 2026 xorriso : UPDATE : 20.79% done, estimate finish Mon Aug 03 07:13:12 2026 xorriso : UPDATE : 23.80% done, estimate finish Mon Aug 03 07:13:11 2026 xorriso : UPDATE : 26.53% done, estimate finish Mon Aug 03 07:13:11 2026 xorriso : UPDATE : 28.91% done, estimate finish Mon Aug 03 07:13:11 2026 xorriso : UPDATE : 32.02% done, estimate finish Mon Aug 03 07:13:09 2026 xorriso : UPDATE : 34.96% done, estimate finish Mon Aug 03 07:13:08 2026 xorriso : UPDATE : 37.77% done, estimate finish Mon Aug 03 07:13:08 2026 xorriso : UPDATE : 40.67% done, estimate finish Mon Aug 03 07:13:08 2026 xorriso : UPDATE : 43.82% done, estimate finish Mon Aug 03 07:13:07 2026 xorriso : UPDATE : 46.76% done, estimate finish Mon Aug 03 07:13:07 2026 xorriso : UPDATE : 49.73% done, estimate finish Mon Aug 03 07:13:07 2026 xorriso : UPDATE : 52.74% done, estimate finish Mon Aug 03 07:13:07 2026 xorriso : UPDATE : 55.94% done, estimate finish Mon Aug 03 07:13:06 2026 xorriso : UPDATE : 58.85% done, estimate finish Mon Aug 03 07:13:07 2026 xorriso : UPDATE : 61.89% done, estimate finish Mon Aug 03 07:13:06 2026 xorriso : UPDATE : 64.88% done, estimate finish Mon Aug 03 07:13:06 2026 xorriso : UPDATE : 68.08% done, estimate finish Mon Aug 03 07:13:05 2026 xorriso : UPDATE : 71.06% done, estimate finish Mon Aug 03 07:13:05 2026 xorriso : UPDATE : 74.01% done, estimate finish Mon Aug 03 07:13:05 2026 xorriso : UPDATE : 77.02% done, estimate finish Mon Aug 03 07:13:05 2026 xorriso : UPDATE : 80.23% done, estimate finish Mon Aug 03 07:13:05 2026 xorriso : UPDATE : 83.18% done, estimate finish Mon Aug 03 07:13:05 2026 xorriso : UPDATE : 85.99% done, estimate finish Mon Aug 03 07:13:05 2026 xorriso : UPDATE : 89.12% done, estimate finish Mon Aug 03 07:13:05 2026 xorriso : UPDATE : 92.20% done, estimate finish Mon Aug 03 07:13:05 2026 xorriso : UPDATE : 95.18% done xorriso : UPDATE : 98.18% done ISO image produced: 10247997 sectors Written to medium : 10247997 sectors at LBA 0 Writing to 'stdio:/nix/store/rnbfwqnnjbh09f3qbr9hijk4mrn34qff-spaces-os.iso/iso/spaces-os.iso' completed successfully.