these 99 derivations will be built: /nix/store/0al0g7zsbql5lvvm4d9glh1xmh1ijmhr-unit-panic-on-fail.service.drv /nix/store/35mkh49x3jkgcxx7nv68siz4bf61dyqj-unit-initrd-switch-root.service.drv /nix/store/6cxj1xrzm7h4gakl92jg157rs72h21xh-unit-modprobe-.service.drv /nix/store/s2fisszwc7w3il16vjbvqpg6n7nxjv0k-unit-script-initrd-find-nixos-closure-start.drv /nix/store/brg1xxp8xcxvm54rns3i77r82syxy1qi-unit-initrd-find-nixos-closure.service.drv /nix/store/dfnf1mwkwspgq1swwh2xb9yaqcnj8m21-unit-systemd-tmpfiles-setup.service.drv /nix/store/fr89z0rrklnzd7mv9lnvh9bm1m0h0vln-unit-initrd.target.drv /nix/store/kby40rkj7ih8ln94gj2gjckpw7ik3lx7-unit-dbus.service.drv /nix/store/khqvianhgb0p2k783rnyr6kr0dmqg93c-unit-sockets.target.drv /nix/store/hgraifc9hrkpdlg9y22bnpjfkqcvb3d2-unit-script-initrd-nixos-activation-start.drv /nix/store/mdxx11yarnq0h1l8bc6k5hz1kkp12ph4-unit-initrd-nixos-activation.service.drv /nix/store/mh6cqk8dslsq4xdps4y58m9ppwchflqb-unit-rw-sysroot-nix-store.service.drv /nix/store/pnbcxlj2jpvqw3pgn1x3wgxply85l2vv-unit-sysroot-run.mount.drv /nix/store/rxfr97g7kinbli97aw285qys27bmic7i-unit-dbus.socket.drv /nix/store/wdckwyc1c08xjnpr6qljdcakl97qwvbw-unit-systemd-tmpfiles-setup-sysroot.service.drv /nix/store/ghy74cs1fi8zw3v2z0m97mmipsnc5x5f-initrd-fstab.drv /nix/store/whlp34qw5qb9610ibz69bmldwlwnkdzc-unit-initrd-parse-etc.service.drv /nix/store/0ciqrx0cakg65fpxjqjin39bfh6afg0v-initrd-units.drv /nix/store/0fxby4ycw9sqm722d8rkkr13bndl824x-initrd-nixos.conf.drv /nix/store/23373qky3f1a7nycmhl07kzjal1f1fgl-initrd-release.drv /nix/store/4gbr10sp39iwxaqj5yv83zv1arjnfimj-initrd-shells.drv /nix/store/4iy0fk0sh2fdcnchm3qjmn2jxhwxp7hk-dbus-1.drv /nix/store/4vvdshdilnqrwgq02vbwa67q64ysidgi-initrd-group.drv /nix/store/abm0q77wswj72bz6aanzjys5gn76qz73-initrd-udev-rules.drv /nix/store/b56sh1cvyfk9yrf7840i6w14irm0vx00-initrd-bin-env.drv /nix/store/58p9xmak737bbrf3gf9lhjm4fv31hy38-initrd-udev-rules.drv /nix/store/f6z97wmanlj29q1iq1a0zvgi4nyd0kj6-initrd-nixos.conf.drv /nix/store/knyv1gb1y1cb8bdv2a8z38jn1lcdzkik-initrd-hostname.drv /nix/store/l0darxdmpybw7h09a2p4z2pzvbgkr520-initrd-journald.conf.drv /nix/store/md1jgzdcz5wmlcw589bkbr4jwp98zn45-initrd-passwd.drv /nix/store/n4n4wgxh12j5m3imz4xvyyrxd33jxlbf-initrd-system.conf.drv /nix/store/wbdw1k1h6jl8jlx9pgfif663kny1xglb-initrd-unit-env.drv /nix/store/zkhb0c8vsf6hcngbhcv4j6qw08qf9d4m-initrd-shadow.drv /nix/store/by6f00g64kj1gcd1yxby29dqw74ls52l-initrd-linux-6.18.54.drv /nix/store/ab1216rx8mkkpb6fi10gdbqca6h97b6l-postgresql-and-plugins-18.6.drv /nix/store/80rx3w6n3zjf7pd0rxvgaixz5yd6fymn-system-path.drv /nix/store/8n1hcigig5510lf23wib90b1pzcippnm-boot.json.drv /nix/store/27in91m6ynmmnl8mfysvh7ifyldfgjfd-dbus-1.drv /nix/store/71pp2r10m59lfpm2yl5hpmakavla4d70-X-Restart-Triggers-dbus-broker.drv /nix/store/9l8s6g8kcxn7zxicgx6wh8p5n639kzy5-unit-dbus-broker.service.drv /nix/store/520322pzx95s46q0vzhswd683c29d8zn-user-units.drv /nix/store/9vqnzh48y66gxlq5fg54icrqqq20f47y-etc-hostname.drv /nix/store/wrb7s5yq9rdjk2c0aiw0x3hngmihxacs-dagster.yaml.drv /nix/store/x6xksf1y1znj4inhjbdrwica2qglkv1v-nixos-tmpfiles.d.drv /nix/store/a409r72q9bppzw8vk1790xqgk3sdi8c5-tmpfiles.d.drv /nix/store/f6wzryqpfwx8g08cy8mdjkl2liadrjsm-etc-sysctl.d-60-nixos.conf.drv /nix/store/3waishmd3i5dnhsxs10s9c1p5w4bh6z8-definitions.py.drv /nix/store/07p1lc2mnnfnf44527zbh9fxav5n4485-workspace.yaml.drv /nix/store/rgq2hl7f7235mk6f96fffq19vh89cq0r-X-Restart-Triggers-dagster-daemon.drv /nix/store/5v9dflqqdvnm09hc6i4100z6g7ch0288-unit-dagster-daemon.service.drv /nix/store/qsxlkx168ivb94fdqsxkdg78pski4fcs-X-Restart-Triggers-systemd-tmpfiles-resetup.drv /nix/store/84b52wlgm4mbjlygk0ysayd9sw2r6d62-unit-systemd-tmpfiles-resetup.service.drv /nix/store/shq8ws669idllcqcrh9rjy31w575ynhd-X-Restart-Triggers-dagster-webserver.drv /nix/store/9ikl1799hpsm6hhba80iq8vbxynk66cq-unit-dagster-webserver.service.drv /nix/store/dnfzcdpkzygwzqdp1s3a1zl2brf7bln8-unit-dagster-code-hello.service.drv /nix/store/5db4kx6swk8p95h52r4kkkkmn96jaydh-X-Restart-Triggers-systemd-sysctl.drv /nix/store/gyifb2lk97j963ak9fq1w8frqh2g58ii-unit-systemd-sysctl.service.drv /nix/store/hi3s1bl361y2s6iah33p5c1c5jyg5wvj-unit-dbus-broker.service.drv /nix/store/q3ya4j8vybcgpjfk362bfskvsd4yiahd-unit-script-postgresql-pre-start.drv /nix/store/qqnbkbr16lbg0lvi3pdby6mx5wb52l5i-unit-postgresql.service.drv /nix/store/bmbrb03f32b11wddxx8yysapapz16fqg-unit-script-postgresql-setup-start.drv /nix/store/r85lxpkzym6bxwxdnh2chf5yrbc6lqhw-unit-postgresql-setup.service.drv /nix/store/grpg38mpdlj2p2fss47apzfvs7nyk0fc-system-units.drv /nix/store/n0c7rnj716ia0ch980k5g1yr12ipsnh9-extra-hosts.drv /nix/store/ygwmj0nrdki4ir209mxydm6jl9b6v2wr-string-hosts.drv /nix/store/nikl9mwi783f363nx5b91jrkf0g4nygk-hosts.drv /nix/store/is3dcjnzakvx8h14n47fyphkvqjflk37-etc.drv /nix/store/zrfv1mc5ffrbpsqh398srkwdrl8hb608-users-groups.json.drv /nix/store/ja1095z7ys6q9jmfv8jv5afdf4pxp8sz-dry-activate.drv /nix/store/y02qk32nxi2rswlv0sp4zkgba7ms20qg-activate.drv /nix/store/gm766g1j71d31vhgwj3pycx2mad5il8x-nixos-system-full-test.drv /nix/store/pipbpfxh74rscjrlzzgy260414dd806z-closure-info.drv /nix/store/02anxrxsd7yamqascc8nzkcb7gs64lal-run-nixos-vm.drv /nix/store/zp3xyvfc4pnq2s0k3qr8p2hs6mpgzcsq-users-groups.json.drv /nix/store/03hgnph9srgsmpy3pc0vvx1m7557wkxf-dry-activate.drv /nix/store/vgsk2w8yjmlw461incq1q5f9n09z1jir-system-path.drv /nix/store/s70ppjp4zr9xrvcsqzynf5cvprvhdf88-dbus-1.drv /nix/store/4gf4maqjs572b8ns868nn31hi9bdlzwk-X-Restart-Triggers-dbus-broker.drv /nix/store/03zmd8jpbjzkkz7n80h45769x5yk7x0g-unit-dbus-broker.service.drv /nix/store/0wd6ddfc2sap48sxf91hpyxq8mp02fpr-test-script.drv /nix/store/9zgfiqmgm5vsfgw6bap78r5fq1kdal0y-user-units.drv /nix/store/i8zyi8rsv0i4isnkbng6p8w9fq0cd23f-etc-hostname.drv /nix/store/8dlr9piazdlrd33z501n5zdnxngm2hzd-string-hosts.drv /nix/store/rbfgv9vilfz5z20darmxq0sjcjzlpcwy-hosts.drv /nix/store/i5f63zg0j1gxkqdhhpg4x1va0sbzfxyw-unit-script-network-addresses-eth1-start.drv /nix/store/g0v8ksjwjjgd5rfrkahfhdmzpn6m6r6c-unit-network-addresses-eth1.service.drv /nix/store/zf4vbm61wn4hwp4jivhyi2wbm7w3sqa4-unit-dbus-broker.service.drv /nix/store/sx7cj4cn79ys3b6l21gwhxrayrdd04dw-system-units.drv /nix/store/i93cb734jlp57yb4kicssp3ixr45zi10-etc.drv /nix/store/400j9rkw2s34p702rj93lynx9di7yjcn-activate.drv /nix/store/5ygdasmi4vr2qrlqccpl75aip8gd1ql4-boot.json.drv /nix/store/3vvd519ss16w5qdg72sf8p63x676iblh-nixos-system-worker-test.drv /nix/store/lssw8b2wh6xc83si4k7v5jhrwc5xjrz3-nixos-vm.drv /nix/store/lspi467bgarjq9xlg9y68fwws7fna78p-closure-info.drv /nix/store/kjqhsiqcxcq5c69n8n08arhqkamzzs33-run-nixos-vm.drv /nix/store/yx1l9963j3mglhm25rp4bwdivdfy10zc-nixos-vm.drv /nix/store/l3izar0md6sl32gibcnm6qckvgr1q4kd-driverConfiguration.json.drv /nix/store/6g09230y605c9bg9315pdyzj34bs41pm-nixos-test-driver-dagster.drv /nix/store/gjaq2f6dr7gjg3nw414mhwwk08157kd9-vm-test-run-dagster.drv these 8 paths will be fetched (32.2 MiB download, 33.9 MiB unpacked): /nix/store/8pqv1fmj8kfdy8f6vqld4hakz64g3da4-initrd-linux-6.18.54 /nix/store/lc30qldmaahbxl1na07jm0rq1k2mjffa-linux-6.18.54-modules-shrunk /nix/store/bc0whs33hwvprjwmhfplkr4kx642g2yz-postgresql-18.6-man /nix/store/na5kcnqmqz8zcaxql9kwqisy7cnjbyg1-postgresql-configfile-check /nix/store/p435c2p0dpc1mqi1x1f4ir771ygyjnhi-python3.14-remarshal-2.1.4 /nix/store/xmzq7j933gmdh1axb5yfdzpdjpj6y891-python3.14-starlark-0.5.0 /nix/store/ipjgb86fwjdcgy1bg4vh26cpljrswzx9-python3.14-u-msgpack-python-2.8.0 /nix/store/frf7b4rqmyq2s1ccp2qxyxnyzhk134rc-udev-fido2 error: Cannot build '/nix/store/gjaq2f6dr7gjg3nw414mhwwk08157kd9-vm-test-run-dagster.drv'. Reason: builder failed with exit code 1. Output paths: /nix/store/1hfjjf3fwrljffrh2gpfvg7sv0paxj5i-vm-test-run-dagster Last 25 log lines: > full # [ 911.205904] dagster-webserver[5837]: import psycopg > full # [ 911.206884] dagster-webserver[5837]: ModuleNotFoundError: No module named 'psycopg' > full # [ 911.481677] systemd[1]: dagster-webserver.service: Main process exited, code=exited, status=1/FAILURE > full # [ 911.482889] systemd[1]: dagster-webserver.service: Failed with result 'exit-code'. > full # [ 911.486647] systemd[1]: dagster-webserver.service: Consumed 2.039s CPU time over 8.262s wall clock time, 111.6M memory peak. > full # [ 912.189948] systemd[1]: dagster-daemon.service: Scheduled restart job, restart counter is at 124. > full # [ 912.194906] systemd[1]: Started Dagster Daemon. > !!! Test "webserver starts and responds" failed with error: "action timed out after 900.64 seconds (timeout=900.0)" > !!! Traceback (most recent call last): > !!! File "", line 18, in > !!! full.wait_for_open_port(3000) > !!! > !!! RequestedAssertionFailed: action timed out after 900.64 seconds (timeout=900.0) > cleanup > kill QemuMachine (pid 47) > full # qemu-system-x86_64: terminating on signal 15 from pid 39 (/nix/store/d64q19q1xjdwfhqx6czvrjgrhq0n3lcc-python3-3.14.7/bin/python3.14) > full # [2026-10-01T22:43:44Z INFO virtiofsd] Client disconnected, shutting down > full # [2026-10-01T22:43:44Z INFO virtiofsd] Client disconnected, shutting down > full # [2026-10-01T22:43:44Z INFO virtiofsd] Client disconnected, shutting down > kill QemuMachine (pid 48) > worker # qemu-system-x86_64: terminating on signal 15 from pid 39 (/nix/store/d64q19q1xjdwfhqx6czvrjgrhq0n3lcc-python3-3.14.7/bin/python3.14) > worker # [2026-10-01T22:43:44Z INFO virtiofsd] Client disconnected, shutting down > worker # [2026-10-01T22:43:44Z INFO virtiofsd] Client disconnected, shutting down > worker # [2026-10-01T22:43:44Z INFO virtiofsd] Client disconnected, shutting down > (finished: cleanup, in 0.14 seconds) For full logs, run: nix log /nix/store/gjaq2f6dr7gjg3nw414mhwwk08157kd9-vm-test-run-dagster.drv