these 3 derivations will be built:
  /nix/store/rhimipjhpnn2r93zsd3xw91smli2pdrc-python3-3.14.7-env.drv
  /nix/store/anman6xs5yszsvb56bv7798awdx3rnl5-closure-info.drv
  /nix/store/g775lwikhy582d53kkb59j9i7qg52w0i-ext4-fs.img.drv
these 3 paths will be fetched (19.1 MiB download, 97.1 MiB unpacked):
  /nix/store/wddghv207jmwj2569g5mng7728kqbzq0-libfaketime-0.9.11
  /nix/store/vr9ch3dj73czxc945d4a946c4r64z0ly-python3.14-pandas-3.0.4
  /nix/store/6jp9kzs15wavgjh1ir094ryii18yrb7j-python3.14-tzdata-2026.3
building '/nix/store/rhimipjhpnn2r93zsd3xw91smli2pdrc-python3-3.14.7-env.drv'
python3-3.14.7-env> tribuchet: building on jamie
python3-3.14.7-env> structuredAttrs is enabled
python3-3.14.7-env> created 250 symlinks in user environment
building '/nix/store/anman6xs5yszsvb56bv7798awdx3rnl5-closure-info.drv'
closure-info> tribuchet: building on jamie
closure-info> structuredAttrs is enabled
building '/nix/store/g775lwikhy582d53kkb59j9i7qg52w0i-ext4-fs.img.drv'
ext4-fs.img> tribuchet: building on jamie
ext4-fs.img> Preparing store paths for image...
ext4-fs.img> Creating an EXT4 image of 834961408 bytes (numInodes=18814, numDataBlocks=166220)
ext4-fs.img> mke2fs 1.47.4 (6-Mar-2025)
ext4-fs.img> Discarding device blocks:      0/204032             done                            
ext4-fs.img> Creating filesystem with 204032 4k blocks and 51072 inodes
ext4-fs.img> Filesystem UUID: 44444444-4444-4444-8888-888888888888
ext4-fs.img> Superblock backups stored on blocks: 
ext4-fs.img> 	32768, 98304, 163840
ext4-fs.img> 
ext4-fs.img> Allocating group tables: 0/7   done                            
ext4-fs.img> Writing inode tables: 0/7   done                            
ext4-fs.img> Creating journal (4096 blocks): done
ext4-fs.img> Copying files into the device: done
ext4-fs.img> Writing superblocks and filesystem accounting information: 0/7   done
ext4-fs.img> 
ext4-fs.img> e2fsck 1.47.4 (6-Mar-2025)
ext4-fs.img> Pass 1: Checking inodes, blocks, and sizes
ext4-fs.img> Pass 2: Checking directory structure
ext4-fs.img> Pass 3: Checking directory connectivity
ext4-fs.img> Pass 4: Checking reference counts
ext4-fs.img> Pass 5: Checking group summary information
ext4-fs.img> niks3-bench: 18825/51072 files (0.1% non-contiguous), 156157/204032 blocks
ext4-fs.img> resize2fs 1.47.4 (6-Mar-2025)
ext4-fs.img> Resizing the filesystem on /nix/store/zfn7jcais8c2qh9gv9dzlj3pi7as30nv-ext4-fs.img to 190528 (4k) blocks.
ext4-fs.img> The filesystem on /nix/store/zfn7jcais8c2qh9gv9dzlj3pi7as30nv-ext4-fs.img is now 190528 (4k) blocks long.
ext4-fs.img> 
ext4-fs.img> dumpe2fs 1.47.4 (6-Mar-2025)
ext4-fs.img> resize2fs 1.47.4 (6-Mar-2025)
ext4-fs.img> Resizing the filesystem on /nix/store/zfn7jcais8c2qh9gv9dzlj3pi7as30nv-ext4-fs.img to 194624 (4k) blocks.
ext4-fs.img> The filesystem on /nix/store/zfn7jcais8c2qh9gv9dzlj3pi7as30nv-ext4-fs.img is now 194624 (4k) blocks long.
ext4-fs.img> 

post-build step Upload coverage to codecov: ok
Skipping codecov: project=Mic92/niks3 attr=checks.x86_64-linux.package-benchmark-disk-image