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Fix: "builder for '/nix/store/...-some-cabal-nixes.drv' failed with exit code 1" when last package is a duplicate #70

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cdepillabout merged 2 commits into from
Jan 29, 2026
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Fix: "builder for '/nix/store/...-some-cabal-nixes.drv' failed with exit code 1" when last package is a duplicate #70

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Fix: "builder for '/nix/store/...-some-cabal-nixes.drv' failed with e…
Mr-Andersen Oct 29, 2025
739a50d
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Mr-Andersen Jan 28, 2026
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2 changes: 2 additions & 0 deletions nix/build-support/stacklock2nix/default.nix
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Original file line number Diff line number Diff line change
Expand Up @@ -520,6 +520,8 @@ let
mkdir -p "$out"
cd "$out"
${lib.concatMapStrings copyForPkg pkgs}
# the derivation must not fail in case the very last `copyForPkg` fails
true
'';

# Similar to callHackage, but instead of internally running cabal2nix, it
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