these 41 derivations will be built:
  /nix/store/6azwf7s71f7lfzvgs19r12vvcvijla4n-nix.conf.drv
  /nix/store/svi6dhq6ihqajzfxiy0iq9gpnpwnkhk1-X-Restart-Triggers-nix-daemon.drv
  /nix/store/7r78xfynb98s82zpb0zvsrkispvrgd2r-unit-nix-daemon.service.drv
  /nix/store/b6rhl1li975w50mbmz8750mfl3igmc13-system-units.drv
  /nix/store/32c4iwsv3nnd9g41p79413m2cfkqpjbv-etc.drv
  /nix/store/rscjjki266ycrpc6nymk34aph8wfl3ih-activate.drv
  /nix/store/16k7sm3bms5g3sbjknzchgivfbqchnmz-nixos-system-client-test.drv
  /nix/store/dsn74v4ygv8cr8mrkbkgc2rzn9dmwqjx-unit-nix-grpc-daemon.service.drv
  /nix/store/x3l3qsj8zgi9j3zbr7glz1xqggbv1rhs-nix.conf.drv
  /nix/store/l6c5xd41i090r96v7qcxy56ccfx81iq4-X-Restart-Triggers-nix-daemon.drv
  /nix/store/l743grjjw3i522p8wlnd3f7mpd057p6q-unit-nix-daemon.service.drv
  /nix/store/m0gsdxy5nw93c1ps6y47s9y2g7al9hvn-system-units.drv
  /nix/store/nr22g0r78gyqdhn41jfaghyrxvhjg9na-etc.drv
  /nix/store/1c0mdj4i7p8arcp04d62xpqg3s99k558-activate.drv
  /nix/store/d0lzzhahryf3lkvxsipxkk3r7ilgnsk2-nixos-system-worker1-test.drv
  /nix/store/afj2k683dahl143vfh7asdmc1h3kimyz-closure-info.drv
  /nix/store/16lzdv2js1ndn3i4g7w8x5r4i98m4lph-run-nixos-vm.drv
  /nix/store/h1yh6z2dpv0j9sgrgs1wnz50r3n6ri45-unit-nix-grpc-daemon.service.drv
  /nix/store/g43852jcik978klbkls7j9jwmxnx4wz6-nix.conf.drv
  /nix/store/lwn5v8xrsdrwj2faifif5dr8mz8wkmb5-X-Restart-Triggers-nix-daemon.drv
  /nix/store/zrgrhlbls9pdvlq86xrapp402cz266xr-unit-nix-daemon.service.drv
  /nix/store/cpdpl9fwyxxn59yia33gwhvqb2rihnpk-system-units.drv
  /nix/store/z7vr1jn0yvrxcwaqaa2k3fazn06qpksv-etc.drv
  /nix/store/js606iz143mic65jzspnnj2gqxf0g835-activate.drv
  /nix/store/1b71p7ch1w26skhycjjbxji62jwil6ww-nixos-system-worker2-test.drv
  /nix/store/mxnc33afp99zpvxc0gr9i5wj7xx14kzf-unit-nix-grpc-daemon.service.drv
  /nix/store/c8pas7yckqy7vm10n3mjbmm1y1d4lnby-system-units.drv
  /nix/store/xh69apvcbqf271jqp1sdqv4809a0z078-etc.drv
  /nix/store/8hbv72lpxm5vsrj373y0dg1xnmwhaddy-activate.drv
  /nix/store/n41wzfihc7v4phyv7afq99zn9pfv59a9-nixos-system-worker2-test.drv
  /nix/store/363wvs0i0i3xcd4papb32xls1qs1lici-closure-info.drv
  /nix/store/7dpjqw6axrbjill06hdxn19z0gr9xmbs-test-script.drv
  /nix/store/kjx30n3vvi2alqxbcwkgpqsalhqynwgl-run-nixos-vm.drv
  /nix/store/bpdkjg0q5y5bahyllawfj5lphpj2gs98-nixos-vm.drv
  /nix/store/j8nb9lsdp8ih5p4cabzf92hjakvycjax-closure-info.drv
  /nix/store/f8667irjvn97dwrd0nx5fnbfmsfswbrv-run-nixos-vm.drv
  /nix/store/hiqb56i89h93k1mqksrhc2n2ayqiv4j5-nixos-vm.drv
  /nix/store/px8ag331j11l57al1s6hgcmrhsil4qq1-nixos-vm.drv
  /nix/store/z4bd60hqb4igysxhx677d7m8ahf71xbn-driverConfiguration.json.drv
  /nix/store/x236wmr162bvkgyxnazqgmpflgi1iqwq-nixos-test-driver-nix-grpc-farm.drv
  /nix/store/772m0j4cj2sfxybw6cqldhrfy9asih65-vm-test-run-nix-grpc-farm.drv
error: Cannot build '/nix/store/772m0j4cj2sfxybw6cqldhrfy9asih65-vm-test-run-nix-grpc-farm.drv'.
       Reason: builder failed with exit code 143.
       Output paths:
         /nix/store/vnskgwqml47vlxs9j4j97pa2idcglw46-vm-test-run-nix-grpc-farm
       Last 25 log lines:
       > test farm::serial::interrupting_the_client_stops_the_build_on_the_worker ...
       > thread 'farm::serial::interrupting_the_client_stops_the_build_on_the_worker' (2414) panicked at harness.rs:200:5:
       > [worker1] ssh connection lost: sh -c 'systemctl is-active -q nix-grpc-daemon.service || systemctl start nix-grpc-daemon.service'
       > Failed to receive OK from /build/tmp8959srmw/worker1_host.socket: Connection reset by peer
       > mm_receive_fd: recvmsg: expected received 1 got 0
       > proxy dialer did not pass back a connection
       >
       > FAILED
       > test farm::serial::low_disk_drains_a_worker_and_builds_go_to_the_other ...
       > thread 'farm::serial::low_disk_drains_a_worker_and_builds_go_to_the_other' (2419) panicked at harness.rs:200:5:
       > [worker1] ssh connection lost: sh -c 'systemctl is-active -q nix-grpc-daemon.service || systemctl start nix-grpc-daemon.service'
       > Failed to receive OK from /build/tmp8959srmw/worker1_host.socket: Connection reset by peer
       > mm_receive_fd: recvmsg: expected received 1 got 0
       > proxy dialer did not pass back a connection
       >
       > FAILED
       > test farm::serial::one_node_schedules_and_both_builders_hold_a_worker_session ...
       > thread 'farm::serial::one_node_schedules_and_both_builders_hold_a_worker_session' (2424) panicked at harness.rs:200:5:
       > [worker1] ssh connection lost: sh -c 'systemctl is-active -q nix-grpc-daemon.service || systemctl start nix-grpc-daemon.service'
       > Failed to receive OK from /build/tmp8959srmw/worker1_host.socket: Connection reset by peer
       > mm_receive_fd: recvmsg: expected received 1 got 0
       > proxy dialer did not pass back a connection
       >
       > FAILED
       > test farm::serial::queue_gauges_show_a_burst_while_every_build_blocks ... Terminated                 /nix/store/wx6y9w86d3p5p9zn5gfghi93a6yghl5m-nixos-test-driver-nix-grpc-farm/bin/nixos-test-driver -o $out
       For full logs, run:
         nix log /nix/store/772m0j4cj2sfxybw6cqldhrfy9asih65-vm-test-run-nix-grpc-farm.drv