hydra-eval-jobs returned exit code 1:
warning: ignoring --gc-roots-dir (just supported for compatibility)
still evaluating after 5s… 
info: evaluation failed
warning: ignoring untrusted flake configuration setting 'allow-import-from-derivation'.
Pass '--accept-flake-config' to trust it
warning: ignoring untrusted flake configuration setting 'extra-substituters'.
Pass '--accept-flake-config' to trust it
warning: ignoring untrusted flake configuration setting 'extra-trusted-public-keys'.
Pass '--accept-flake-config' to trust it
trace: WARNING: No sha256 found for source-repository-package https://github.com/input-output-hk/ouroboros-network ref=(unspecified) rev=320dcf4d260761484f8cf3114c340b66635f4985 download may fail in restricted mode (hydra)
error:
       … while calling anonymous lambda
         at «string»:68:1:
           67| };
           68| flake: let
             | ^
           69|   job = let

       … while calling the 'listToAttrs' builtin
         at «string»:131:5:
          130|   in
          131|     builtins.listToAttrs (
             |     ^
          132|       map (path: {

       … while calling the 'map' builtin
         at «string»:132:7:
          131|     builtins.listToAttrs (
          132|       map (path: {
             |       ^
          133|         name = lib.showAttrPath path;

       … from call site
         at «string»:129:20:
          128|
          129|     jobAttrPaths = lib.collectAttrPaths lib.isDerivation jobAttrs;
             |                    ^
          130|   in

       … while calling 'collectAttrPaths'
         at «string»:20:33:
           19|
           20|   collectAttrPaths = predicate: attrs: let
             |                                 ^
           21|     internal = path: attrs: let

       … from call site
         at «string»:53:5:
           52|   in
           53|     internal [] attrs;
             |     ^
           54|

       … while calling 'internal'
         at «string»:21:22:
           20|   collectAttrPaths = predicate: attrs: let
           21|     internal = path: attrs: let
             |                      ^
           22|       inherit

       … from call site
         at «string»:36:11:
           35|         then
           36|           flattenDepth 1 (
             |           ^
           37|             map

       … while calling 'flattenDepth'
         at «string»:6:25:
            5|
            6|   flattenDepth = depth: x:
             |                         ^
            7|     if builtins.isList x && (depth == null || depth >= 0)

       … while calling the 'concatMap' builtin
         at «string»:9:7:
            8|     then
            9|       builtins.concatMap
             |       ^
           10|       (flattenDepth (

       … while calling 'flattenDepth'
         at «string»:6:25:
            5|
            6|   flattenDepth = depth: x:
             |                         ^
            7|     if builtins.isList x && (depth == null || depth >= 0)

       … while evaluating a branch condition
         at «string»:7:5:
            6|   flattenDepth = depth: x:
            7|     if builtins.isList x && (depth == null || depth >= 0)
             |     ^
            8|     then

       … in the left operand of the AND (&&) operator
         at «string»:7:26:
            6|   flattenDepth = depth: x:
            7|     if builtins.isList x && (depth == null || depth >= 0)
             |                          ^
            8|     then

       … while calling the 'isList' builtin
         at «string»:7:8:
            6|   flattenDepth = depth: x:
            7|     if builtins.isList x && (depth == null || depth >= 0)
             |        ^
            8|     then

       … while calling anonymous lambda
         at «string»:39:15:
           38|             (
           39|               attrName:
             |               ^
           40|                 internal

       … from call site
         at «string»:40:17:
           39|               attrName:
           40|                 internal
             |                 ^
           41|                 (path ++ [attrName])

       (11 duplicate frames omitted)

       … while calling the 'map' builtin
         at «string»:32:7:
           31|     in
           32|       map (attrName: path ++ [attrName]) right
             |       ^
           33|       ++ (

       … while calling the 'partition' builtin
         at «string»:24:11:
           23|         (
           24|           builtins.partition
             |           ^
           25|           (attrName: predicate attrs.${attrName})

       … while calling anonymous lambda
         at «string»:25:12:
           24|           builtins.partition
           25|           (attrName: predicate attrs.${attrName})
             |            ^
           26|           (builtins.attrNames attrs)

       … from call site
         at «string»:25:22:
           24|           builtins.partition
           25|           (attrName: predicate attrs.${attrName})
             |                      ^
           26|           (builtins.attrNames attrs)

       … while calling 'isDerivation'
         at «string»:4:18:
            3|   # copied from nixpkgs
            4|   isDerivation = value: value.type or null == "derivation";
             |                  ^
            5|

       … while evaluating the attribute 'haskell96'
         at /nix/store/g2ysyzdx76m4z7lnmyddcwdz25lx7kn1-source/lib/attrsets.nix:984:20:
          983|     value:
          984|     { inherit name value; };
             |                    ^
          985|

       … while evaluating a branch condition
         at /nix/store/g2ysyzdx76m4z7lnmyddcwdz25lx7kn1-source/lib/attrsets.nix:690:13:
          689|           (nameValuePair name (
          690|             if isAttrs v then filterAttrsRecursive pred v
             |             ^
          691|             else v

       … while calling the 'isAttrs' builtin
         at /nix/store/g2ysyzdx76m4z7lnmyddcwdz25lx7kn1-source/lib/attrsets.nix:690:16:
          689|           (nameValuePair name (
          690|             if isAttrs v then filterAttrsRecursive pred v
             |                ^
          691|             else v

       … while evaluating the attribute 'haskell96'
         at /nix/store/qqjslniv4mcad73sl4c2l9n935cr5r4h-source/nix/ci.nix:40:7:
           39|     native = {
           40|       haskell96 = mkHaskellJobsFor pkgs.hsPkgs;
             |       ^
           41|     } // lib.optionalAttrs (buildSystem == "x86_64-linux") {

       … from call site
         at /nix/store/qqjslniv4mcad73sl4c2l9n935cr5r4h-source/nix/ci.nix:40:19:
           39|     native = {
           40|       haskell96 = mkHaskellJobsFor pkgs.hsPkgs;
             |                   ^
           41|     } // lib.optionalAttrs (buildSystem == "x86_64-linux") {

       … while calling 'mkHaskellJobsFor'
         at /nix/store/qqjslniv4mcad73sl4c2l9n935cr5r4h-source/nix/ci.nix:8:22:
            7|
            8|   mkHaskellJobsFor = hsPkgs:
             |                      ^
            9|     let

       … in the right operand of the update (//) operator
         at /nix/store/qqjslniv4mcad73sl4c2l9n935cr5r4h-source/nix/ci.nix:31:7:
           30|         haskellLib.collectChecks' projectHsPkgs;
           31|     } // lib.optionalAttrs noCross {
             |       ^
           32|       devShell =

       … from call site
         at /nix/store/qqjslniv4mcad73sl4c2l9n935cr5r4h-source/nix/ci.nix:31:10:
           30|         haskellLib.collectChecks' projectHsPkgs;
           31|     } // lib.optionalAttrs noCross {
             |          ^
           32|       devShell =

       … while calling 'optionalAttrs'
         at /nix/store/g2ysyzdx76m4z7lnmyddcwdz25lx7kn1-source/lib/attrsets.nix:1352:5:
         1351|     cond:
         1352|     as:
             |     ^
         1353|     if cond then as else {};

       … while evaluating a branch condition
         at /nix/store/g2ysyzdx76m4z7lnmyddcwdz25lx7kn1-source/lib/attrsets.nix:1353:5:
         1352|     as:
         1353|     if cond then as else {};
             |     ^
         1354|

       … while evaluating the attribute 'hsPkgs'
         at /nix/store/qqjslniv4mcad73sl4c2l9n935cr5r4h-source/nix/haskell.nix:59:11:
           58| {
           59|   inherit hsPkgs;
             |           ^
           60| }

       … from call site
         at /nix/store/qqjslniv4mcad73sl4c2l9n935cr5r4h-source/nix/haskell.nix:15:12:
           14|   };
           15|   hsPkgs = haskell-nix.cabalProject {
             |            ^
           16|     src = ./..;

       … while calling 'cabalProject'
         at /nix/store/1ab5mjxdr6rj1gj9ix6c7hw3ky4qbn8v-source/overlays/haskell.nix:927:24:
          926|
          927|         cabalProject = args: let p = cabalProject' args;
             |                        ^
          928|             in p.hsPkgs // p;

       … in the left operand of the update (//) operator
         at /nix/store/1ab5mjxdr6rj1gj9ix6c7hw3ky4qbn8v-source/overlays/haskell.nix:928:25:
          927|         cabalProject = args: let p = cabalProject' args;
          928|             in p.hsPkgs // p;
             |                         ^
          929|

       … while evaluating the attribute 'hsPkgs'
         at /nix/store/1ab5mjxdr6rj1gj9ix6c7hw3ky4qbn8v-source/overlays/haskell.nix:725:15:
          724|               # Haskell packages
          725|               hsPkgs = final.lib.mapAttrs (packageName: package':
             |               ^
          726|                 if package' == null

       … while calling the 'mapAttrs' builtin
         at /nix/store/1ab5mjxdr6rj1gj9ix6c7hw3ky4qbn8v-source/overlays/haskell.nix:725:24:
          724|               # Haskell packages
          725|               hsPkgs = final.lib.mapAttrs (packageName: package':
             |                        ^
          726|                 if package' == null

       … while calling the 'removeAttrs' builtin
         at /nix/store/1ab5mjxdr6rj1gj9ix6c7hw3ky4qbn8v-source/overlays/haskell.nix:759:20:
          758|                     }
          759|                 ) (builtins.removeAttrs rawProject.hsPkgs
             |                    ^
          760|                   # These are functions not packages

       … while evaluating the attribute 'hsPkgs'
         at /nix/store/1ab5mjxdr6rj1gj9ix6c7hw3ky4qbn8v-source/overlays/haskell.nix:693:44:
          692|               project = addProjectAndPackageAttrs rec {
          693|                   inherit (pkg-set.config) hsPkgs;
             |                                            ^
          694|                   inherit pkg-set;

       … while evaluating a branch condition
         at /nix/store/1ab5mjxdr6rj1gj9ix6c7hw3ky4qbn8v-source/overlays/haskell.nix:664:25:
          663|                 else project;
          664|               pkg-set = if plan-pkgs ? configurationError
             |                         ^
          665|                 then {

       … from call site
         at /nix/store/1ab5mjxdr6rj1gj9ix6c7hw3ky4qbn8v-source/overlays/haskell.nix:658:27:
          657|               callProjectResults = callCabalProjectToNix config;
          658|               plan-pkgs = importAndFilterProject {
             |                           ^
          659|                 inherit (callProjectResults) projectNix sourceRepos src;

       … while calling anonymous lambda
         at /nix/store/1ab5mjxdr6rj1gj9ix6c7hw3ky4qbn8v-source/lib/import-and-filter-project.nix:5:1:
            4| { pkgs, haskellLib }:
            5| { projectNix, sourceRepos, src }:
             | ^
            6| let

       … in the left operand of the update (//) operator
         at /nix/store/1ab5mjxdr6rj1gj9ix6c7hw3ky4qbn8v-source/lib/import-and-filter-project.nix:17:12:
           16|   project = import "${projectNix}${projectSubDir'}";
           17| in project // {
             |            ^
           18|     extras = hackage: let

       … while calling the 'import' builtin
         at /nix/store/1ab5mjxdr6rj1gj9ix6c7hw3ky4qbn8v-source/lib/import-and-filter-project.nix:16:13:
           15|   projectSubDir' = src.origSubDir or "";                                     # With leading /          # Without / # With trailing /
           16|   project = import "${projectNix}${projectSubDir'}";
             |             ^
           17| in project // {

       … while realising the context of a path

       … while calling the 'getAttr' builtin
         at <nix/derivation-internal.nix>:44:19:
           43|       value = commonAttrs // {
           44|         outPath = builtins.getAttr outputName strict;
             |                   ^
           45|         drvPath = strict.drvPath;

       … while calling the 'derivationStrict' builtin
         at <nix/derivation-internal.nix>:34:12:
           33|
           34|   strict = derivationStrict drvAttrs;
             |            ^
           35|

       … while evaluating derivation 'haskell-project-plan-to-nix-pkgs'
         whose name attribute is located at /nix/store/g2ysyzdx76m4z7lnmyddcwdz25lx7kn1-source/pkgs/stdenv/generic/make-derivation.nix:331:7

       … while evaluating attribute 'buildCommand' of derivation 'haskell-project-plan-to-nix-pkgs'
         at /nix/store/g2ysyzdx76m4z7lnmyddcwdz25lx7kn1-source/pkgs/build-support/trivial-builders/default.nix:68:17:
           67|         enableParallelBuilding = true;
           68|         inherit buildCommand name;
             |                 ^
           69|         passAsFile = [ "buildCommand" ]

       … while evaluating the attribute 'makeFixedProjectFile'
         at /nix/store/1ab5mjxdr6rj1gj9ix6c7hw3ky4qbn8v-source/lib/call-cabal-project-to-nix.nix:270:7:
          269|       inherit (repoResult) repos extra-hackages;
          270|       makeFixedProjectFile = ''
             |       ^
          271|         HOME=$(mktemp -d)

       … while calling the 'getAttr' builtin
         at <nix/derivation-internal.nix>:44:19:
           43|       value = commonAttrs // {
           44|         outPath = builtins.getAttr outputName strict;
             |                   ^
           45|         drvPath = strict.drvPath;

       … while calling the 'derivationStrict' builtin
         at <nix/derivation-internal.nix>:34:12:
           33|
           34|   strict = derivationStrict drvAttrs;
             |            ^
           35|

       … while evaluating derivation 'cabal.project'
         whose name attribute is located at /nix/store/g2ysyzdx76m4z7lnmyddcwdz25lx7kn1-source/pkgs/stdenv/generic/make-derivation.nix:331:7

       … while evaluating attribute 'text' of derivation 'cabal.project'
         at /nix/store/g2ysyzdx76m4z7lnmyddcwdz25lx7kn1-source/pkgs/build-support/trivial-builders/default.nix:103:17:
          102|       ({
          103|         inherit text executable checkPhase allowSubstitutes preferLocalBuild;
             |                 ^
          104|         passAsFile = [ "text" ]

       … from call site
         at /nix/store/1ab5mjxdr6rj1gj9ix6c7hw3ky4qbn8v-source/lib/call-cabal-project-to-nix.nix:236:9:
          235|         sourceRepoPackageResult.initialText +
          236|         pkgs.lib.strings.concatMapStrings (block:
             |         ^
          237|             if block ? sourceRepo

       … while calling 'concatMapStrings'
         at /nix/store/g2ysyzdx76m4z7lnmyddcwdz25lx7kn1-source/lib/strings.nix:60:25:
           59|   */
           60|   concatMapStrings = f: list: concatStrings (map f list);
             |                         ^
           61|

       … while calling the 'concatStringsSep' builtin
         at /nix/store/g2ysyzdx76m4z7lnmyddcwdz25lx7kn1-source/lib/strings.nix:60:31:
           59|   */
           60|   concatMapStrings = f: list: concatStrings (map f list);
             |                               ^
           61|

       … while calling anonymous lambda
         at /nix/store/1ab5mjxdr6rj1gj9ix6c7hw3ky4qbn8v-source/lib/call-cabal-project-to-nix.nix:236:44:
          235|         sourceRepoPackageResult.initialText +
          236|         pkgs.lib.strings.concatMapStrings (block:
             |                                            ^
          237|             if block ? sourceRepo

       … while calling the 'getAttr' builtin
         at <nix/derivation-internal.nix>:44:19:
           43|       value = commonAttrs // {
           44|         outPath = builtins.getAttr outputName strict;
             |                   ^
           45|         drvPath = strict.drvPath;

       … while calling the 'derivationStrict' builtin
         at <nix/derivation-internal.nix>:34:12:
           33|
           34|   strict = derivationStrict drvAttrs;
             |            ^
           35|

       … while evaluating derivation 'source-repository-package'
         whose name attribute is located at /nix/store/g2ysyzdx76m4z7lnmyddcwdz25lx7kn1-source/pkgs/stdenv/generic/make-derivation.nix:331:7

       … while evaluating attribute 'buildCommand' of derivation 'source-repository-package'
         at /nix/store/g2ysyzdx76m4z7lnmyddcwdz25lx7kn1-source/pkgs/build-support/trivial-builders/default.nix:68:17:
           67|         enableParallelBuilding = true;
           68|         inherit buildCommand name;
             |                 ^
           69|         passAsFile = [ "buildCommand" ]

       … while calling the 'trace' builtin
         at /nix/store/1ab5mjxdr6rj1gj9ix6c7hw3ky4qbn8v-source/lib/call-cabal-project-to-nix.nix:208:18:
          207|                 // pkgs.lib.optionalAttrs (repoData ? rev) { inherit (repoData) rev; };
          208|               in __trace "WARNING: No sha256 found for source-repository-package ${repoData.url} ref=${repoData.ref or "(unspecified)"} rev=${repoData.rev or "(unspecified)"} download may fail in restricted mode (hydra)"
             |                  ^
          209|                 (__trace "Consider adding `--sha256: ${hashPath drv}` to the ${cabalProjectFileName} file or passing in a sha256map argument"

       … while calling the 'trace' builtin
         at /nix/store/1ab5mjxdr6rj1gj9ix6c7hw3ky4qbn8v-source/lib/call-cabal-project-to-nix.nix:209:18:
          208|               in __trace "WARNING: No sha256 found for source-repository-package ${repoData.url} ref=${repoData.ref or "(unspecified)"} rev=${repoData.rev or "(unspecified)"} download may fail in restricted mode (hydra)"
          209|                 (__trace "Consider adding `--sha256: ${hashPath drv}` to the ${cabalProjectFileName} file or passing in a sha256map argument"
             |                  ^
          210|                  drv);

       … from call site
         at /nix/store/1ab5mjxdr6rj1gj9ix6c7hw3ky4qbn8v-source/lib/call-cabal-project-to-nix.nix:209:56:
          208|               in __trace "WARNING: No sha256 found for source-repository-package ${repoData.url} ref=${repoData.ref or "(unspecified)"} rev=${repoData.rev or "(unspecified)"} download may fail in restricted mode (hydra)"
          209|                 (__trace "Consider adding `--sha256: ${hashPath drv}` to the ${cabalProjectFileName} file or passing in a sha256map argument"
             |                                                        ^
          210|                  drv);

       … while calling 'hashPath'
         at /nix/store/1ab5mjxdr6rj1gj9ix6c7hw3ky4qbn8v-source/lib/call-cabal-project-to-nix.nix:184:14:
          183|
          184|   hashPath = path:
             |              ^
          185|     builtins.readFile (pkgs.runCommand "hash-path" { preferLocalBuild = true; }

       … while calling the 'readFile' builtin
         at /nix/store/1ab5mjxdr6rj1gj9ix6c7hw3ky4qbn8v-source/lib/call-cabal-project-to-nix.nix:185:5:
          184|   hashPath = path:
          185|     builtins.readFile (pkgs.runCommand "hash-path" { preferLocalBuild = true; }
             |     ^
          186|       "echo -n $(${pkgs.nix}/bin/nix-hash --type sha256 --base32 ${path}) > $out");

       … while calling the 'getAttr' builtin
         at <nix/derivation-internal.nix>:44:19:
           43|       value = commonAttrs // {
           44|         outPath = builtins.getAttr outputName strict;
             |                   ^
           45|         drvPath = strict.drvPath;

       … while calling the 'derivationStrict' builtin
         at <nix/derivation-internal.nix>:34:12:
           33|
           34|   strict = derivationStrict drvAttrs;
             |            ^
           35|

       … while evaluating derivation 'hash-path'
         whose name attribute is located at /nix/store/g2ysyzdx76m4z7lnmyddcwdz25lx7kn1-source/pkgs/stdenv/generic/make-derivation.nix:331:7

       … while evaluating attribute 'buildCommand' of derivation 'hash-path'
         at /nix/store/g2ysyzdx76m4z7lnmyddcwdz25lx7kn1-source/pkgs/build-support/trivial-builders/default.nix:68:17:
           67|         enableParallelBuilding = true;
           68|         inherit buildCommand name;
             |                 ^
           69|         passAsFile = [ "buildCommand" ]

       … in the left operand of the update (//) operator
         at /nix/store/1ab5mjxdr6rj1gj9ix6c7hw3ky4qbn8v-source/lib/call-cabal-project-to-nix.nix:207:17:
          206|                 # we have to omit the argument completely.
          207|                 // pkgs.lib.optionalAttrs (repoData ? rev) { inherit (repoData) rev; };
             |                 ^
          208|               in __trace "WARNING: No sha256 found for source-repository-package ${repoData.url} ref=${repoData.ref or "(unspecified)"} rev=${repoData.rev or "(unspecified)"} download may fail in restricted mode (hydra)"

       … while calling the 'fetchGit' builtin
         at /nix/store/1ab5mjxdr6rj1gj9ix6c7hw3ky4qbn8v-source/lib/call-cabal-project-to-nix.nix:203:25:
          202|             else
          203|               let drv = builtins.fetchGit
             |                         ^
          204|                 { inherit (repoData) url ; ref = repoData.ref or null; }

       error: fetchTree argument 'ref' is null while a string, Boolean or integer is expected
info: max RSS: 582238208 bytes / 555.27 MiB / 0.54 GiB