this derivation will be built:
  /nix/store/dbjp3jwii6bhx38d70ckipx0friiav6k-iets-nextest-0.1.0.drv
error: build of '/nix/store/dbjp3jwii6bhx38d70ckipx0friiav6k-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=20&system=aarch64-linux' failed: Cannot build '/nix/store/dbjp3jwii6bhx38d70ckipx0friiav6k-iets-nextest-0.1.0.drv'.
       Reason: builder failed with exit code 100.
       Output paths:
         /nix/store/lafcr9aa23r8z4n70wn1mvrpjz9g4kba-iets-nextest-0.1.0
       Last 25 log lines:
       >         PASS [   0.784s] (512/521) iets::pure the_pure_setting_is_the_users_alone
       >         PASS [   1.003s] (513/521) iets::pure the_other_purity_rules_hold_without_a_flag
       >         PASS [   1.628s] (514/521) iets::pure a_read_in_the_project_is_pure_and_one_above_it_is_not
       >         PASS [   2.067s] (515/521) iets::fetchurl without_a_hash_no_evaluation_fetches_and_prefetch_gives_the_hash
       >         PASS [  10.249s] (516/521) iets::profile a_builtin_names_itself_in_a_frame
       >         PASS [  10.715s] (517/521) iets::profile a_folded_line_is_a_stack_and_a_count
       >         PASS [  19.940s] (518/521) iets api::run::tests::helper_fibers_read_the_ir_cache
       >         PASS [  37.195s] (519/521) iets::profile an_allocation_profile_accounts_for_the_arena
       >         SLOW [> 60.000s] (-------) iets runtime::value::tests::union_iteration_merges_like_a_fold
       >         SLOW [> 60.000s] (-------) iets syntax::tests::deep_nesting_ends_with_an_error
       >         PASS [  80.655s] (520/521) iets syntax::tests::deep_nesting_ends_with_an_error
       >         SLOW [>120.000s] (-------) iets runtime::value::tests::union_iteration_merges_like_a_fold
       >      SIGKILL [ 130.640s] (521/521) iets runtime::value::tests::union_iteration_merges_like_a_fold
       >   stdout ---
       >
       >     running 1 test
       >     test runtime::value::tests::union_iteration_merges_like_a_fold has been running for over 60 seconds
       >
       >     (test aborted with signal 9: SIGKILL)
       >
       >   Cancelling due to test failure:
       > ------------
       >      Summary [ 134.509s] 521 tests run: 520 passed (1 slow), 1 failed, 5 skipped
       >      SIGKILL [ 130.640s] (521/521) iets runtime::value::tests::union_iteration_merges_like_a_fold
       > error: test run failed
       For full logs, run:
         nix log /nix/store/dbjp3jwii6bhx38d70ckipx0friiav6k-iets-nextest-0.1.0.drv
error: Cannot build '/nix/store/dbjp3jwii6bhx38d70ckipx0friiav6k-iets-nextest-0.1.0.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/lafcr9aa23r8z4n70wn1mvrpjz9g4kba-iets-nextest-0.1.0