error:
       … while calling the 'getAttr' builtin

         at /builtin/derivation.nix:19:19: (source not available)

       … while calling the 'derivationStrict' builtin

         at /builtin/derivation.nix:9:12: (source not available)

       … while evaluating derivation 'mithrildemo-0.1.30'
         whose name attribute is located at /nix/store/y7k6gpjwwspbpwvw3vax3xc3y53qg0rj-source/pkgs/stdenv/generic/make-derivation.nix:352:7

       … while evaluating attribute 'cargoArtifacts' of derivation 'mithrildemo-0.1.30'

         at /nix/store/ba8agqjlnr5cr1v5m63gn2m6599ylkq3-source/lib/mkCargoDerivation.nix:59:10:

           58| } // {
           59|   inherit cargoArtifacts;
             |          ^
           60|

       … while evaluating derivation 'mithrildemo-deps-0.1.30'
         whose name attribute is located at /nix/store/y7k6gpjwwspbpwvw3vax3xc3y53qg0rj-source/pkgs/stdenv/generic/make-derivation.nix:352:7

       … while evaluating attribute 'cargoArtifacts' of derivation 'mithrildemo-deps-0.1.30'

         at /nix/store/hnygxnwiqdx827mdag397wxrdxwf60vg-source/flake.nix:74:20:

           73|           .overrideAttrs (_: {
           74|             inherit cargoArtifacts;
             |                    ^
           75|             preInstall = let

       … while evaluating derivation 'mithril-deps-0.0.1'
         whose name attribute is located at /nix/store/y7k6gpjwwspbpwvw3vax3xc3y53qg0rj-source/pkgs/stdenv/generic/make-derivation.nix:352:7

       … while evaluating attribute 'cargoArtifacts' of derivation 'mithril-deps-0.0.1'

         at /nix/store/hnygxnwiqdx827mdag397wxrdxwf60vg-source/flake.nix:74:20:

           73|           .overrideAttrs (_: {
           74|             inherit cargoArtifacts;
             |                    ^
           75|             preInstall = let

       … while evaluating derivation 'mithril-common-deps-0.3.9'
         whose name attribute is located at /nix/store/y7k6gpjwwspbpwvw3vax3xc3y53qg0rj-source/pkgs/stdenv/generic/make-derivation.nix:352:7

       … while evaluating attribute 'cargoArtifacts' of derivation 'mithril-common-deps-0.3.9'

         at /nix/store/hnygxnwiqdx827mdag397wxrdxwf60vg-source/flake.nix:74:20:

           73|           .overrideAttrs (_: {
           74|             inherit cargoArtifacts;
             |                    ^
           75|             preInstall = let

       … while evaluating derivation 'mithril-stm-deps-0.3.15'
         whose name attribute is located at /nix/store/y7k6gpjwwspbpwvw3vax3xc3y53qg0rj-source/pkgs/stdenv/generic/make-derivation.nix:352:7

       … while evaluating attribute 'cargoVendorDir' of derivation 'mithril-stm-deps-0.3.15'

         at /nix/store/ba8agqjlnr5cr1v5m63gn2m6599ylkq3-source/lib/mkCargoDerivation.nix:69:3:

           68|   # access. Directory structure should basically follow the output of `cargo vendor`.
           69|   cargoVendorDir = args.cargoVendorDir or (vendorCargoDeps args);
             |   ^
           70|

       … while evaluating derivation 'vendor-cargo-deps'
         whose name attribute is located at /nix/store/y7k6gpjwwspbpwvw3vax3xc3y53qg0rj-source/pkgs/stdenv/generic/make-derivation.nix:352:7

       … while evaluating attribute 'buildCommand' of derivation 'vendor-cargo-deps'

         at /nix/store/y7k6gpjwwspbpwvw3vax3xc3y53qg0rj-source/pkgs/build-support/trivial-builders/default.nix:98:16:

           97|         enableParallelBuilding = true;
           98|         inherit buildCommand name;
             |                ^
           99|         passAsFile = [ "buildCommand" ]

       … from call site

         at /nix/store/ba8agqjlnr5cr1v5m63gn2m6599ylkq3-source/lib/vendorMultipleCargoDeps.nix:82:5:

           81|   ${linkSources vendoredRegistries.sources}
           82|   ${linkSources vendoredGit.sources}
             |     ^
           83| ''

       … while calling 'linkSources'

         at /nix/store/ba8agqjlnr5cr1v5m63gn2m6599ylkq3-source/lib/vendorMultipleCargoDeps.nix:68:17:

           67|
           68|   linkSources = sources: concatMapStrings
             |                 ^
           69|     (name: ''

       … from call site

         at /nix/store/ba8agqjlnr5cr1v5m63gn2m6599ylkq3-source/lib/vendorMultipleCargoDeps.nix:68:26:

           67|
           68|   linkSources = sources: concatMapStrings
             |                          ^
           69|     (name: ''

       … while calling 'concatMapStrings'

         at /nix/store/y7k6gpjwwspbpwvw3vax3xc3y53qg0rj-source/lib/strings.nix:60:25:

           59|   */
           60|   concatMapStrings = f: list: concatStrings (map f list);
             |                         ^
           61|

       … while calling anonymous lambda

         at /nix/store/ba8agqjlnr5cr1v5m63gn2m6599ylkq3-source/lib/vendorMultipleCargoDeps.nix:69:6:

           68|   linkSources = sources: concatMapStrings
           69|     (name: ''
             |      ^
           70|       ln -s ${escapeShellArg sources.${name}} $out/${escapeShellArg name}

       … from call site

         at /nix/store/ba8agqjlnr5cr1v5m63gn2m6599ylkq3-source/lib/vendorMultipleCargoDeps.nix:70:15:

           69|     (name: ''
           70|       ln -s ${escapeShellArg sources.${name}} $out/${escapeShellArg name}
             |               ^
           71|     '')

       … while calling 'escapeShellArg'

         at /nix/store/y7k6gpjwwspbpwvw3vax3xc3y53qg0rj-source/lib/strings.nix:443:20:

          442|   */
          443|   escapeShellArg = arg: "'${replaceStrings ["'"] ["'\\''"] (toString arg)}'";
             |                    ^
          444|

       … while evaluating derivation 'linkLockedDeps'
         whose name attribute is located at /nix/store/y7k6gpjwwspbpwvw3vax3xc3y53qg0rj-source/pkgs/stdenv/generic/make-derivation.nix:352:7

       … while evaluating attribute 'buildCommand' of derivation 'linkLockedDeps'

         at /nix/store/y7k6gpjwwspbpwvw3vax3xc3y53qg0rj-source/pkgs/build-support/trivial-builders/default.nix:98:16:

           97|         enableParallelBuilding = true;
           98|         inherit buildCommand name;
             |                ^
           99|         passAsFile = [ "buildCommand" ]

       … while calling anonymous lambda

         at /nix/store/ba8agqjlnr5cr1v5m63gn2m6599ylkq3-source/lib/vendorGitDeps.nix:111:12:

          110|         linkPsInLock = concatStringsSep "\n" (map
          111|           (p:
             |            ^
          112|             let

       … while evaluating derivation 'cargo-git'
         whose name attribute is located at /nix/store/y7k6gpjwwspbpwvw3vax3xc3y53qg0rj-source/pkgs/stdenv/generic/make-derivation.nix:352:7

       … while evaluating attribute 'buildCommand' of derivation 'cargo-git'

         at /nix/store/y7k6gpjwwspbpwvw3vax3xc3y53qg0rj-source/pkgs/build-support/trivial-builders/default.nix:98:16:

           97|         enableParallelBuilding = true;
           98|         inherit buildCommand name;
             |                ^
           99|         passAsFile = [ "buildCommand" ]

       error: access to URI 'https://github.com/txpipe/pallas.git' is forbidden in restricted mode