this derivation will be built:
  /nix/store/4ch99fa6ga3xhvfmawhvk642i7gc51cv-iets-nextest-0.1.0.drv
error: build of '/nix/store/4ch99fa6ga3xhvfmawhvk642i7gc51cv-iets-nextest-0.1.0.drv' on 'grpc://farm.numtide.com:50051?client-cert=/run/secrets/vars/per-machine/bld1/nix-farm-ci/crt&client-key=/run/secrets/vars/per-machine/bld1/nix-farm-ci/key&connect-timeout=23&system=aarch64-linux' failed: Cannot build '/nix/store/4ch99fa6ga3xhvfmawhvk642i7gc51cv-iets-nextest-0.1.0.drv'.
       Reason: builder failed with exit code 100.
       Output paths:
         /nix/store/0cks4syb8p7z1s7yz1fzc73dipk56jd5-iets-nextest-0.1.0
       Last 25 log lines:
       >
       >         PASS [   4.872s] ( 636/1042) iets::classic_shell nix_shell_roots
       >         PASS [  13.508s] ( 637/1042) iets::classic_eval nix_derivation_show
       >         PASS [  11.495s] ( 638/1042) iets::classic_eval pure_eval_and_nix_conf
       >         PASS [  10.621s] ( 639/1042) iets::classic_fallback fetch_git
       >         PASS [  23.253s] ( 640/1042) iets runtime::value::tests::union_iteration_merges_like_a_fold
       >         PASS [  25.678s] ( 641/1042) iets::classic_eval nix_instantiate
       >         SLOW [> 60.000s] (---------) iets api::concurrent_eval::concurrent_eval_matches_sequential_eval
       >         PASS [  58.385s] ( 642/1042) iets syntax::tests::deep_nesting_ends_with_an_error
       >         SLOW [> 60.000s] (---------) iets::classic_eval nix_search_nixpkgs
       >         SLOW [>120.000s] (---------) iets api::concurrent_eval::concurrent_eval_matches_sequential_eval
       >         SLOW [>120.000s] (---------) iets::classic_eval nix_search_nixpkgs
       >         SLOW [>180.000s] (---------) iets api::concurrent_eval::concurrent_eval_matches_sequential_eval
       >         SLOW [>180.000s] (---------) iets::classic_eval nix_search_nixpkgs
       >         SLOW [>240.000s] (---------) iets api::concurrent_eval::concurrent_eval_matches_sequential_eval
       >         PASS [ 240.004s] ( 643/1042) iets::classic_eval nix_search_nixpkgs
       >         SLOW [>300.000s] (---------) iets api::concurrent_eval::concurrent_eval_matches_sequential_eval
       >         SLOW [>360.000s] (---------) iets api::concurrent_eval::concurrent_eval_matches_sequential_eval
       >         PASS [ 371.984s] ( 644/1042) iets api::concurrent_eval::concurrent_eval_matches_sequential_eval
       > ------------
       >      Summary [ 371.987s] 644/1042 tests run: 642 passed (2 slow), 2 failed, 6 skipped
       >         FAIL [   3.248s] ( 629/1042) iets::classic_shell nix_develop
       >         FAIL [   5.013s] ( 635/1042) iets::classic_shell nix_shell
       > warning: 398/1042 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/4ch99fa6ga3xhvfmawhvk642i7gc51cv-iets-nextest-0.1.0.drv
error: Cannot build '/nix/store/4ch99fa6ga3xhvfmawhvk642i7gc51cv-iets-nextest-0.1.0.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/0cks4syb8p7z1s7yz1fzc73dipk56jd5-iets-nextest-0.1.0