this derivation will be built:
  /nix/store/qwqk90526fmz7jvvhwd5pf1xvv9bsax8-treefmt-check.drv
building '/nix/store/qwqk90526fmz7jvvhwd5pf1xvv9bsax8-treefmt-check.drv'
treefmt-check> treefmt v2.5.0traversed 711 files
treefmt-check> emitted 674 files for processing
treefmt-check> formatted 674 files (0 changed) in 844ms

post-build step Route build to niks3: failed
Pushing mulatta/dots to https://niks3.mulatta.io
time=2026-09-04T22:20:17.779+09:00 level=WARN msg="Request failed, retrying" attempt=1 max_attempts=6 backoff=100ms error="Get \"https://niks3.mulatta.io/api/cache-config\": dial tcp 64.176.225.253:443: connect: connection refused" url=https://niks3.mulatta.io/api/cache-config
time=2026-09-04T22:20:17.884+09:00 level=WARN msg="Request failed, retrying" attempt=2 max_attempts=6 backoff=201.422481ms error="Get \"https://niks3.mulatta.io/api/cache-config\": dial tcp 64.176.225.253:443: connect: connection refused" url=https://niks3.mulatta.io/api/cache-config
time=2026-09-04T22:20:18.090+09:00 level=WARN msg="Request failed, retrying" attempt=3 max_attempts=6 backoff=361.205755ms error="Get \"https://niks3.mulatta.io/api/cache-config\": dial tcp 64.176.225.253:443: connect: connection refused" url=https://niks3.mulatta.io/api/cache-config
time=2026-09-04T22:20:18.456+09:00 level=WARN msg="Request failed, retrying" attempt=4 max_attempts=6 backoff=740.289342ms error="Get \"https://niks3.mulatta.io/api/cache-config\": dial tcp 64.176.225.253:443: connect: connection refused" url=https://niks3.mulatta.io/api/cache-config
time=2026-09-04T22:20:19.200+09:00 level=WARN msg="Request failed, retrying" attempt=5 max_attempts=6 backoff=1.463261784s error="Get \"https://niks3.mulatta.io/api/cache-config\": dial tcp 64.176.225.253:443: connect: connection refused" url=https://niks3.mulatta.io/api/cache-config
time=2026-09-04T22:20:20.668+09:00 level=WARN msg="Failed to fetch cache config, uploading without size limit" error="fetching cache config: sending request: request failed after retries: Get \"https://niks3.mulatta.io/api/cache-config\": dial tcp 64.176.225.253:443: connect: connection refused"
time=2026-09-04T22:20:20.672+09:00 level=WARN msg="Request failed, retrying" attempt=1 max_attempts=6 backoff=100ms error="Post \"https://niks3.mulatta.io/api/pending_closures\": dial tcp 64.176.225.253:443: connect: connection refused" url=https://niks3.mulatta.io/api/pending_closures
time=2026-09-04T22:20:20.776+09:00 level=WARN msg="Request failed, retrying" attempt=2 max_attempts=6 backoff=185.38462ms error="Post \"https://niks3.mulatta.io/api/pending_closures\": dial tcp 64.176.225.253:443: connect: connection refused" url=https://niks3.mulatta.io/api/pending_closures
time=2026-09-04T22:20:20.966+09:00 level=WARN msg="Request failed, retrying" attempt=3 max_attempts=6 backoff=409.387512ms error="Post \"https://niks3.mulatta.io/api/pending_closures\": dial tcp 64.176.225.253:443: connect: connection refused" url=https://niks3.mulatta.io/api/pending_closures
time=2026-09-04T22:20:21.380+09:00 level=WARN msg="Request failed, retrying" attempt=4 max_attempts=6 backoff=730.238894ms error="Post \"https://niks3.mulatta.io/api/pending_closures\": dial tcp 64.176.225.253:443: connect: connection refused" url=https://niks3.mulatta.io/api/pending_closures
time=2026-09-04T22:20:22.115+09:00 level=WARN msg="Request failed, retrying" attempt=5 max_attempts=6 backoff=1.73856994s error="Post \"https://niks3.mulatta.io/api/pending_closures\": dial tcp 64.176.225.253:443: connect: connection refused" url=https://niks3.mulatta.io/api/pending_closures
time=2026-09-04T22:20:23.859+09:00 level=ERROR msg="Fatal error" error="pushing paths: creating pending closures: creating pending closure: sending request: request failed after retries: Post \"https://niks3.mulatta.io/api/pending_closures\": dial tcp 64.176.225.253:443: connect: connection refused"