haskellPackages.rattletrap_12_1_2 12.1.2 -> 12.1.3 https://repology.org/project/haskell:rattletrap/versions
attrpath: haskellPackages.rattletrap_12_1_2
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Version in attr path haskellPackages.rattletrap_12_1_2 not compatible with 12.1.3