this derivation will be built:
  /nix/store/7z5m2h7v0xxyipyfm3cwfx3y839nsjca-iets-nextest-0.2.0.drv
error: build of '/nix/store/7z5m2h7v0xxyipyfm3cwfx3y839nsjca-iets-nextest-0.2.0.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=22&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token' failed: Cannot build '/nix/store/7z5m2h7v0xxyipyfm3cwfx3y839nsjca-iets-nextest-0.2.0.drv'.
       Reason: builder failed with exit code 100.
       Output paths:
         /nix/store/w54r2wg9hj5z43yw8d2c4d59ik182463-iets-nextest-0.2.0
       Last 25 log lines:
       >
       >   Cancelling due to test failure: 15 tests still running
       >         PASS [   1.651s] (1438/1834) iets::e2e_flake inputs_of_every_type
       >         PASS [   1.660s] (1439/1834) iets::e2e_flake without_a_lock
       >         PASS [   1.603s] (1440/1834) iets::e2e_grpc a_multi_root_build_names_every_attribute
       >         PASS [   2.285s] (1441/1834) iets::e2e_flake iets_fetches_a_tarball_input
       >         PASS [  15.569s] (1442/1834) iets runtime::value::tests::union_iteration_merges_like_a_fold
       >         PASS [   1.562s] (1443/1834) iets::e2e_grpc classic_nix_build
       >         PASS [   2.092s] (1444/1834) iets::e2e_flake symlinks_in_a_working_tree
       >         PASS [   2.208s] (1445/1834) iets::e2e_grpc a_source_tree_and_a_closure
       >         PASS [   4.856s] (1446/1834) iets::e2e_daemon a_source_tree_through_each_transport
       >         PASS [   3.210s] (1447/1834) iets::e2e_flake rev_count
       >         PASS [   4.307s] (1448/1834) iets::e2e_flake a_git_working_tree
       >         PASS [  15.429s] (1449/1834) iets::classic_eval nix_instantiate
       >         PASS [  20.726s] (1450/1834) iets syntax::tests::deep_nesting_ends_with_an_error
       >         PASS [  12.209s] (1451/1834) iets::e2e_evaljobs flags_match_nix_eval_jobs
       >         SLOW [> 60.000s] (---------) iets::classic_eval nix_search_nixpkgs
       >         SLOW [>120.000s] (---------) iets::classic_eval nix_search_nixpkgs
       >         SLOW [>180.000s] (---------) iets::classic_eval nix_search_nixpkgs
       >         PASS [ 212.611s] (1452/1834) iets::classic_eval nix_search_nixpkgs
       > ------------
       >      Summary [ 259.073s] 1452/1834 tests run: 1451 passed (1 slow), 1 failed, 6 skipped
       >         FAIL [   2.299s] (1437/1834) iets::e2e_flake a_git_root_with_submodules
       > warning: 382/1834 tests were not run due to test failure (run with --no-fail-fast to run all tests, or run with --max-fail)
       > error: test run failed
       For full logs, run:
         nix log /nix/store/7z5m2h7v0xxyipyfm3cwfx3y839nsjca-iets-nextest-0.2.0.drv
error: Cannot build '/nix/store/7z5m2h7v0xxyipyfm3cwfx3y839nsjca-iets-nextest-0.2.0.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/w54r2wg9hj5z43yw8d2c4d59ik182463-iets-nextest-0.2.0