nix-functional-tests-2.36.0pre20261015_a362dc9
checks.x86_64-linux.home-manager-bernie
· build #829
· raw
1tribuchet: building on jamie
unpackPhase
2unpacking source archive /nix/store/xk21fvwasj05pyjylv37x6qxdr86f0hz-source3source root is source/./tests/functionalconfigurePhase
4/build/source/tests/functional5mesonConfigurePhase flags: --prefix=/nix/store/kpd1gb0pkw8mfjc2gnkgy4lcqq5l7kp0-nix-functional-tests-2.36.0pre20261015_a362dc9 --libdir=/nix/store/kpd1gb0pkw8mfjc2gnkgy4lcqq5l7kp0-nix-functional-tests-2.36.0pre20261015_a362dc9/lib --libexecdir=/nix/store/kpd1gb0pkw8mfjc2gnkgy4lcqq5l7kp0-nix-functional-tests-2.36.0pre20261015_a362dc9/libexec --bindir=/nix/store/kpd1gb0pkw8mfjc2gnkgy4lcqq5l7kp0-nix-functional-tests-2.36.0pre20261015_a362dc9/bin --sbindir=/nix/store/kpd1gb0pkw8mfjc2gnkgy4lcqq5l7kp0-nix-functional-tests-2.36.0pre20261015_a362dc9/sbin --includedir=/nix/store/kpd1gb0pkw8mfjc2gnkgy4lcqq5l7kp0-nix-functional-tests-2.36.0pre20261015_a362dc9/include --mandir=/nix/store/kpd1gb0pkw8mfjc2gnkgy4lcqq5l7kp0-nix-functional-tests-2.36.0pre20261015_a362dc9/share/man --infodir=/nix/store/kpd1gb0pkw8mfjc2gnkgy4lcqq5l7kp0-nix-functional-tests-2.36.0pre20261015_a362dc9/share/info --localedir=/nix/store/kpd1gb0pkw8mfjc2gnkgy4lcqq5l7kp0-nix-functional-tests-2.36.0pre20261015_a362dc9/share/locale -Dauto_features=enabled -Dwrap_mode=nodownload --buildtype=release -Dplugin-c-api=true -Dunity=on -Dunity_size=8192 -Db_pch=false -Db_lto=true6The Meson build system7Version: 1.12.18Source dir: /build/source/tests/functional9Build dir: /build/source/tests/functional/build10Build type: native build11Project name: nix-functional-tests12Project version: 2.36.0pre20261015_a362dc913Host machine cpu family: x86_6414Host machine cpu: x86_6415Program nix found: YES (/nix/store/64zbrvd8zd8x1hsklq4mkancixlyvgih-nix-2.36.0pre20261015_a362dc9/bin/nix)16Program bash found: YES (/nix/store/nnm9gdr70ihc6zc9298mzz8jpcgaciql-bash-5.3p20/bin/bash)17Program busybox found: YES (/nix/store/w69a3h4k85xw4jnr0pvxbifb1sfcgx8a-busybox-1.37.0/bin/busybox)18Program ls found: YES (/nix/store/cb987zkxvsv0490753ilrvn5yk7ylgxi-coreutils-9.12/bin/ls)19Program dot found: NO20Configuring subst-vars.sh using configuration21common/meson.build:1: WARNING: The variable(s) 'variable' in the input file 'common/subst-vars.sh.in' are not present in the given configuration data.22Configuring config.nix using configuration23Found pkg-config: YES (/nix/store/s70gz6bvz74c36xigh5m2ab2cqli08cv-pkg-config-wrapper-0.29.2/bin/pkg-config) 0.29.224Run-time dependency nix-store found: YES 2.36.0pre25meson.build:197: WARNING: add_languages is missing native:, assuming languages are wanted for both host and build.26C++ compiler for the host machine: g++ (gcc 16.2.0 "g++ (GCC) 16.2.0")27C++ linker for the host machine: g++ ld.bfd 2.4628Dependency nix-store for host machine found: YES 2.36.0pre (cached)29Run-time dependency nix-expr found: YES 2.36.0pre30Library dl found: YES31Dependency nix-expr for host machine found: YES 2.36.0pre (cached)32Configuring common.sh using configuration33Build targets in project: 33435nix-functional-tests 2.36.0pre20261015_a362dc93637 User defined options38 auto_features: enabled39 b_lto : true40 b_pch : false41 bindir : /nix/store/kpd1gb0pkw8mfjc2gnkgy4lcqq5l7kp0-nix-functional-tests-2.36.0pre20261015_a362dc9/bin42 buildtype : release43 includedir : /nix/store/kpd1gb0pkw8mfjc2gnkgy4lcqq5l7kp0-nix-functional-tests-2.36.0pre20261015_a362dc9/include44 infodir : /nix/store/kpd1gb0pkw8mfjc2gnkgy4lcqq5l7kp0-nix-functional-tests-2.36.0pre20261015_a362dc9/share/info45 libdir : /nix/store/kpd1gb0pkw8mfjc2gnkgy4lcqq5l7kp0-nix-functional-tests-2.36.0pre20261015_a362dc9/lib46 libexecdir : /nix/store/kpd1gb0pkw8mfjc2gnkgy4lcqq5l7kp0-nix-functional-tests-2.36.0pre20261015_a362dc9/libexec47 localedir : /nix/store/kpd1gb0pkw8mfjc2gnkgy4lcqq5l7kp0-nix-functional-tests-2.36.0pre20261015_a362dc9/share/locale48 mandir : /nix/store/kpd1gb0pkw8mfjc2gnkgy4lcqq5l7kp0-nix-functional-tests-2.36.0pre20261015_a362dc9/share/man49 plugin-c-api : true50 prefix : /nix/store/kpd1gb0pkw8mfjc2gnkgy4lcqq5l7kp0-nix-functional-tests-2.36.0pre20261015_a362dc951 sbindir : /nix/store/kpd1gb0pkw8mfjc2gnkgy4lcqq5l7kp0-nix-functional-tests-2.36.0pre20261015_a362dc9/sbin52 unity : on53 unity_size : 819254 wrap_mode : nodownload5556Found ninja-1.13.2 at /nix/store/nyjr5b3ib747yls4n9jq5ijr6wqg6wdc-ninja-1.13.2/bin/ninjabuildPhase
57build flags: -j2458ninja: no work to do.checkPhase
59[1/6] Compiling C++ object suites/plugins/libplugintest_dlsym.so.p/meson-generated_plugintest_dlsym-unity0.cpp.o60[2/6] Linking target suites/plugins/libplugintest_dlsym.so61[3/6] Compiling C++ object suites/plugins/libplugintest.so.p/meson-generated_plugintest-unity0.cpp.o62[4/6] Linking target suites/plugins/libplugintest.so63[5/6] Compiling C++ object test-libstoreconsumer/test-libstoreconsumer.p/meson-generated_test-libstoreconsumer-unity0.cpp.o64[6/6] Linking target test-libstoreconsumer/test-libstoreconsumer65mesonCheckPhase flags: --print-errorlogs --print-errorlogs --timeout-multiplier=066 1/233 main - nix-functional-tests:bash-profile OK 0.18s67 2/233 main - nix-functional-tests:absolute-path-literals OK 0.22s68 3/233 main - nix-functional-tests:build-cores OK 0.33s69 4/233 main - nix-functional-tests:ca-old-daemon OK 0.39s70 5/233 main - nix-functional-tests:add-scanning OK 0.52s71 6/233 main - nix-functional-tests:build-remote-with-mounted-ssh-ng OK 0.47s72 7/233 main - nix-functional-tests:characterisation-test-infra OK 0.46s73 8/233 main - nix-functional-tests:db-migration SKIP 0.15s exit status 7774 9/233 main - nix-functional-tests:compression-levels OK 0.48s75 10/233 main - nix-functional-tests:build-dry OK 0.99s76 11/233 main - nix-functional-tests:add OK 1.09s77 12/233 main - nix-functional-tests:chroot-store OK 1.07s78 13/233 main - nix-functional-tests:derivation-advanced-attributes OK 0.26s79 14/233 main - nix-functional-tests:config OK 0.73s80 15/233 main - nix-functional-tests:check-reqs OK 1.19s81 16/233 main - nix-functional-tests:delete-no-keep OK 0.68s82 17/233 main - nix-functional-tests:build-remote-content-addressed-fixed OK 1.38s83 18/233 main - nix-functional-tests:derivation-json OK 0.36s84 19/233 main - nix-functional-tests:completions OK 0.99s85 20/233 main - nix-functional-tests:build-remote-content-addressed-floating OK 1.48s86 21/233 main - nix-functional-tests:extra-sandbox-profile SKIP 0.16s exit status 7787 22/233 main - nix-functional-tests:build-delete OK 1.67s88 23/233 main - nix-functional-tests:external-builders OK 0.32s89 24/233 main - nix-functional-tests:dump-db OK 0.55s90 25/233 main - nix-functional-tests:dependencies OK 1.07s91 26/233 main - nix-functional-tests:check-refs OK 1.99s92 27/233 main - nix-functional-tests:eval-store OK 0.83s93 28/233 main - nix-functional-tests:export OK 0.74s94 29/233 main - nix-functional-tests:fetchGitVerification SKIP 0.15s exit status 7795 30/233 main - nix-functional-tests:experimental-features OK 0.96s96 31/233 main - nix-functional-tests:check OK 2.19s97 32/233 main - nix-functional-tests:fetchPath OK 0.25s98 33/233 main - nix-functional-tests:fetchClosure OK 1.05s99 34/233 main - nix-functional-tests:build-remote-input-addressed OK 2.60s100 35/233 main - nix-functional-tests:fetchGitShallow OK 0.84s101 36/233 main - nix-functional-tests:eval OK 1.39s102 37/233 main - nix-functional-tests:filter-source OK 0.33s103 38/233 main - nix-functional-tests:fixed-slow-vs-bad OK 0.37s104 39/233 main - nix-functional-tests:build OK 2.70s105 40/233 main - nix-functional-tests:fetchTree-file OK 0.60s106 41/233 main - nix-functional-tests:export-graph OK 1.51s107 42/233 main - nix-functional-tests:binary-cache-compression OK 2.99s108 43/233 main - nix-functional-tests:function-trace OK 0.41s109 44/233 main - nix-functional-tests:flamegraph-profiler OK 0.71s110 45/233 main - nix-functional-tests:fetchurl OK 1.30s111 46/233 main - nix-functional-tests:cli-characterisation OK 3.26s112 47/233 main - nix-functional-tests:formatter OK 0.96s113 48/233 main - nix-functional-tests:gc-concurrent OK 0.92s114 49/233 main - nix-functional-tests:fetchGitRev OK 2.20s115 50/233 main - nix-functional-tests:impure-eval OK 0.49s116 51/233 main - nix-functional-tests:gc OK 1.46s117 52/233 main - nix-functional-tests:lang-gc SKIP 0.14s exit status 77118 53/233 main - nix-functional-tests:fetchGitRefs OK 3.02s119 54/233 main - nix-functional-tests:import-from-derivation OK 1.21s120 55/233 main - nix-functional-tests:json OK 0.45s121 56/233 main - nix-functional-tests:gc-closure OK 2.09s122 57/233 main - nix-functional-tests:fetchGitSubmodules OK 2.98s123 58/233 main - nix-functional-tests:legacy-ssh-store OK 0.28s124 59/233 main - nix-functional-tests:impure-env OK 1.35s125 60/233 main - nix-functional-tests:impure-derivations OK 1.45s126 61/233 main - nix-functional-tests:long-socket-path OK 0.42s127 62/233 main - nix-functional-tests:fetchGit OK 3.85s128 63/233 main - nix-functional-tests:multiple-outputs-substitute-failure OK 0.43s129 64/233 main - nix-functional-tests:gc-runtime OK 2.61s130 65/233 main - nix-functional-tests:binary-cache OK 5.69s131 66/233 main - nix-functional-tests:misc OK 0.78s132 67/233 main - nix-functional-tests:make-content-addressed OK 0.80s133 68/233 main - nix-functional-tests:binary-cache-build-remote OK 5.89s134 69/233 main - nix-functional-tests:build-remote-trustless-should-fail-0 OK 5.85s135 70/233 main - nix-functional-tests:logging OK 1.21s136 71/233 main - nix-functional-tests:build-remote-trustless-should-pass-0 OK 6.03s137 72/233 main - nix-functional-tests:build-remote-trustless-should-pass-1 OK 6.09s138 73/233 main - nix-functional-tests:gc-non-blocking OK 3.42s139 74/233 main - nix-functional-tests:nar-access OK 1.04s140 75/233 main - nix-functional-tests:build-remote-trustless-should-pass-2 OK 6.31s141 76/233 main - nix-functional-tests:hash-path OK 3.04s142 77/233 main - nix-functional-tests:build-remote-trustless-should-pass-3 OK 6.34s143 78/233 main - nix-functional-tests:no-url-literals OK 0.27s144 79/233 main - nix-functional-tests:nix-copy-ssh OK 0.73s145 80/233 main - nix-functional-tests:output-normalization OK 0.31s146 81/233 main - nix-functional-tests:pass-as-file OK 0.27s147 82/233 main - nix-functional-tests:path-from-hash-part OK 0.31s148 83/233 main - nix-functional-tests:placeholders OK 0.30s149 84/233 main - nix-functional-tests:hash-convert OK 3.64s150 85/233 main - nix-functional-tests:nix-copy-ssh-ng OK 0.93s151 86/233 main - nix-functional-tests:nix-build OK 1.28s152 87/233 main - nix-functional-tests:multiple-outputs OK 1.73s153 88/233 main - nix-functional-tests:path-info OK 0.49s154 89/233 main - nix-functional-tests:nars OK 1.43s155 90/233 main - nix-functional-tests:register-validity OK 0.30s156 91/233 main - nix-functional-tests:nix-collect-garbage-d OK 1.32s157 92/233 main - nix-functional-tests:optimise-store OK 0.91s158 93/233 main - nix-functional-tests:nix_path OK 1.10s159 94/233 main - nix-functional-tests:readfile-context OK 0.48s160 95/233 main - nix-functional-tests:read-only-store OK 0.62s161 96/233 main - nix-functional-tests:referrers OK 0.66s162 97/233 main - nix-functional-tests:nix-channel OK 1.81s163 98/233 main - nix-functional-tests:post-hook OK 0.94s164 99/233 main - nix-functional-tests:selfref-gc OK 0.39s165100/233 main - nix-functional-tests:pure-eval OK 0.95s166101/233 main - nix-functional-tests:recursive OK 0.96s167102/233 main - nix-functional-tests:short-path-literals OK 0.61s168103/233 main - nix-functional-tests:store-print-env OK 0.25s169104/233 main - nix-functional-tests:ssh-relay OK 0.33s170105/233 main - nix-functional-tests:store-info OK 0.32s171106/233 main - nix-functional-tests:nested-sandboxing OK 2.39s172107/233 main - nix-functional-tests:secure-drv-outputs OK 0.75s173108/233 main - nix-functional-tests:search OK 0.89s174109/233 main - nix-functional-tests:symlinks OK 0.28s175110/233 main - nix-functional-tests:suggestions OK 0.36s176111/233 main - nix-functional-tests:substitute-with-invalid-ca OK 0.51s177112/233 main - nix-functional-tests:toString-path OK 0.25s178113/233 main - nix-functional-tests:repl OK 1.37s179114/233 main - nix-functional-tests:test-infra OK 0.39s180115/233 main - nix-functional-tests:user-envs-migration SKIP 0.17s exit status 77181116/233 main - nix-functional-tests:restricted OK 1.49s182117/233 main - nix-functional-tests:repair OK 1.66s183118/233 plugins - nix-functional-tests:register-setting-and-primop OK 0.20s184119/233 main - nix-functional-tests:simple OK 1.11s185120/233 plugins - nix-functional-tests:export-c-api OK 0.21s186121/233 main - nix-functional-tests:shell OK 1.36s187122/233 libstoreconsumer - nix-functional-tests:test-libstoreconsumer OK 0.32s188123/233 repl - nix-functional-tests:edit-builtin-files OK 0.28s189124/233 main - nix-functional-tests:supplementary-groups OK 1.02s190125/233 main - nix-functional-tests:why-depends OK 0.71s191126/233 repl - nix-functional-tests:simple OK 0.50s192127/233 main - nix-functional-tests:write-file OK 0.87s193128/233 main - nix-functional-tests:help SKIP 5.57s exit status 77194129/233 main - nix-functional-tests:nix-shell OK 3.13s195130/233 repl - nix-functional-tests:reload-flakes OK 0.68s196131/233 main - nix-functional-tests:structured-attrs OK 1.61s197132/233 ca - nix-functional-tests:derivation-advanced-attributes OK 0.25s198133/233 ca - nix-functional-tests:rebuild-after-delete OK 0.62s199134/233 main - nix-functional-tests:signing OK 2.13s200135/233 ca - nix-functional-tests:build-with-garbage-path OK 0.69s201136/233 ca - nix-functional-tests:derivation-json OK 0.44s202137/233 ca - nix-functional-tests:build-trace-delete OK 1.17s203138/233 ca - nix-functional-tests:import-from-derivation OK 0.52s204139/233 ca - nix-functional-tests:issue-13247 OK 0.75s205140/233 ca - nix-functional-tests:nix-run OK 0.38s206141/233 ca - nix-functional-tests:eval-store OK 1.02s207142/233 ca - nix-functional-tests:build-delete OK 1.69s208143/233 main - nix-functional-tests:nix-profile OK 4.44s209144/233 ca - nix-functional-tests:multiple-outputs OK 1.28s210145/233 ca - nix-functional-tests:selfref-gc OK 0.37s211146/233 ca - nix-functional-tests:gc OK 1.56s212147/233 ca - nix-functional-tests:scratch-path OK 0.54s213148/233 ca - nix-functional-tests:build-cache OK 2.30s214149/233 repl - nix-functional-tests:characterisation OK 2.45s 38 subtests passed215150/233 main - nix-functional-tests:fixed OK 8.41s216151/233 ca - nix-functional-tests:build OK 2.14s217152/233 ca - nix-functional-tests:post-hook OK 0.95s218153/233 ca - nix-functional-tests:recursive OK 0.93s219154/233 dyn-drv - nix-functional-tests:old-daemon-error-hack SKIP 0.15s exit status 77220155/233 dyn-drv - nix-functional-tests:text-hashed-output OK 0.56s221156/233 dyn-drv - nix-functional-tests:build-built-drv OK 0.48s222157/233 dyn-drv - nix-functional-tests:recursive-mod-json OK 0.59s223158/233 dyn-drv - nix-functional-tests:failing-outer OK 0.41s224159/233 dyn-drv - nix-functional-tests:eval-outputOf OK 0.49s225160/233 ca - nix-functional-tests:why-depends OK 0.71s226161/233 ca - nix-functional-tests:nix-copy OK 1.94s227162/233 ca - nix-functional-tests:repl OK 1.37s228163/233 dyn-drv - nix-functional-tests:dep-built-drv OK 0.53s229164/233 ca - nix-functional-tests:duplicate-realisation-in-closure SKIP 2.47s exit status 77230165/233 ca - nix-functional-tests:substitute OK 1.13s231166/233 dyn-drv - nix-functional-tests:dep-built-drv-2 OK 0.62s232167/233 dyn-drv - nix-functional-tests:submit-failure OK 0.58s233168/233 flakes - nix-functional-tests:edit OK 0.42s234169/233 dyn-drv - nix-functional-tests:submit-reference OK 0.60s235170/233 flakes - nix-functional-tests:circular OK 0.53s236171/233 main - nix-functional-tests:remote-store OK 5.44s237172/233 ca - nix-functional-tests:new-build-cmd OK 2.74s238173/233 flakes - nix-functional-tests:git-rev OK 0.82s239174/233 flakes - nix-functional-tests:inputs OK 0.48s240175/233 flakes - nix-functional-tests:run OK 0.81s241176/233 dyn-drv - nix-functional-tests:dep-built-drv-submitted OK 1.07s242177/233 flakes - nix-functional-tests:absolute-paths OK 0.25s243178/233 flakes - nix-functional-tests:absolute-attr-paths OK 0.29s244179/233 main - nix-functional-tests:user-envs OK 4.47s245180/233 flakes - nix-functional-tests:prefetch OK 0.25s246181/233 flakes - nix-functional-tests:bundle OK 0.71s247182/233 flakes - nix-functional-tests:unlocked-override OK 0.51s248183/233 flakes - nix-functional-tests:init OK 1.08s249184/233 main - nix-functional-tests:linux-sandbox OK 8.17s250185/233 ca - nix-functional-tests:nix-shell OK 3.13s251186/233 flakes - nix-functional-tests:commit-lock-file-summary OK 0.50s252187/233 flakes - nix-functional-tests:dubious-query OK 0.55s253188/233 main - nix-functional-tests:gc-auto OK 10.58s254189/233 flakes - nix-functional-tests:eval-cache OK 0.90s255190/233 flakes - nix-functional-tests:check OK 1.32s256191/233 flakes - nix-functional-tests:build-paths OK 1.05s257192/233 flakes - nix-functional-tests:config OK 0.81s258193/233 flakes - nix-functional-tests:show OK 0.77s259194/233 flakes - nix-functional-tests:follow-paths OK 1.49s260195/233 main - nix-functional-tests:tarball OK 5.57s261196/233 flakes - nix-functional-tests:debugger OK 0.25s262197/233 flakes - nix-functional-tests:flake-in-submodule OK 1.13s263198/233 flakes - nix-functional-tests:shebang OK 0.82s264199/233 flakes - nix-functional-tests:develop OK 2.02s265200/233 flakes - nix-functional-tests:relative-paths-lockfile OK 0.57s266201/233 flakes - nix-functional-tests:old-lockfiles OK 0.30s267202/233 flakes - nix-functional-tests:search-root OK 1.17s268203/233 flakes - nix-functional-tests:type-error-fallback OK 0.33s269204/233 flakes - nix-functional-tests:get-flake OK 0.39s270205/233 flakes - nix-functional-tests:trace-ifd OK 0.44s271206/233 git - nix-functional-tests:exact-rev-fetch-bucketed-refs OK 0.44s272207/233 flakes - nix-functional-tests:symlink-paths OK 0.69s273208/233 git - nix-functional-tests:packed-refs-no-cache OK 0.49s274209/233 ca - nix-functional-tests:signatures OK 3.24s275210/233 local-overlay-store - nix-functional-tests:bad-uris OK 0.33s276211/233 flakes - nix-functional-tests:source-paths OK 0.83s277212/233 git - nix-functional-tests:symlinked-repo OK 0.72s278213/233 flakes - nix-functional-tests:relative-paths OK 1.21s279214/233 git-hashing - nix-functional-tests:simple-sha256 OK 1.05s280215/233 git-hashing - nix-functional-tests:simple-sha1 OK 1.08s281216/233 main - nix-functional-tests:fetchMercurial OK 12.48s282217/233 local-overlay-store - nix-functional-tests:redundant-add OK 1.02s283218/233 main - nix-functional-tests:timeout OK 6.75s284219/233 local-overlay-store - nix-functional-tests:add-lower OK 1.12s285220/233 local-overlay-store - nix-functional-tests:build OK 1.36s286221/233 local-overlay-store - nix-functional-tests:delete-duplicate OK 1.20s287222/233 local-overlay-store - nix-functional-tests:check-post-init OK 1.50s288223/233 local-overlay-store - nix-functional-tests:optimise OK 1.16s289224/233 local-overlay-store - nix-functional-tests:verify OK 1.38s290225/233 flakes - nix-functional-tests:non-flake-inputs OK 2.51s291226/233 local-overlay-store - nix-functional-tests:delete-refs OK 1.81s292227/233 local-overlay-store - nix-functional-tests:gc OK 1.70s293228/233 local-overlay-store - nix-functional-tests:stale-file-handle OK 2.71s294229/233 git-hashing - nix-functional-tests:fixed OK 4.39s295230/233 flakes - nix-functional-tests:flakes OK 7.50s296231/233 ca - nix-functional-tests:concurrent-builds OK 10.21s297232/233 flakes - nix-functional-tests:mercurial OK 13.69s298233/233 main - nix-functional-tests:lang OK 23.83s299300Ok: 225 301Fail: 0 302Skipped: 8 303304Full log written to /build/source/tests/functional/build/meson-logs/testlog.txt305checkPhase completed in 33 secondsfixupPhase
306shrinking RPATHs of ELF executables and libraries in /nix/store/kpd1gb0pkw8mfjc2gnkgy4lcqq5l7kp0-nix-functional-tests-2.36.0pre20261015_a362dc9307checking for references to /build/ in /nix/store/kpd1gb0pkw8mfjc2gnkgy4lcqq5l7kp0-nix-functional-tests-2.36.0pre20261015_a362dc9...308patching script interpreter paths in /nix/store/kpd1gb0pkw8mfjc2gnkgy4lcqq5l7kp0-nix-functional-tests-2.36.0pre20261015_a362dc9