output

❯ nix-build -A plan-nix
unpacking 'https://github.com/input-output-hk/haskell.nix/archive/master.tar.gz'...
trace: WARNING: 8.10.2 is out of date, consider using 8.10.4.
unpacking 'https://github.com/input-output-hk/hackage.nix/archive/7b688871604371947dc851a3e0227a52b0af2444.tar.gz'...
warning: dumping very large path (> 256 MiB); this may run out of memory
trace: No index state specified for haskell-nix-project, using the latest index state that we know about (2021-02-18T00:00:00Z)!
trace: WARNING: 8.10.2 is out of date, consider using 8.10.4.
trace: WARNING: 8.8.2 is out of date, consider using 8.8.4.
trace: Checking materialization in /nix/store/bpcws5l5cvkqja43na50ky3akms0nqng-source/materialized/bootstrap/ghc882/happy-1.19.11
trace: WARNING: 8.8.2 is out of date, consider using 8.8.4.
trace: Checking materialization in /nix/store/bpcws5l5cvkqja43na50ky3akms0nqng-source/materialized/bootstrap/ghc882/happy-1.19.11
trace: WARNING: 8.8.2 is out of date, consider using 8.8.4.
trace: Checking materialization in /nix/store/bpcws5l5cvkqja43na50ky3akms0nqng-source/materialized/bootstrap/ghc882/happy-1.19.11
trace: WARNING: 8.8.2 is out of date, consider using 8.8.4.
trace: Checking materialization in /nix/store/bpcws5l5cvkqja43na50ky3akms0nqng-source/materialized/bootstrap/ghc882/happy-1.19.11
trace: WARNING: 8.8.2 is out of date, consider using 8.8.4.
trace: Checking materialization in /nix/store/bpcws5l5cvkqja43na50ky3akms0nqng-source/materialized/bootstrap/ghc882/happy-1.19.11
trace: WARNING: 8.8.2 is out of date, consider using 8.8.4.
trace: Checking materialization in /nix/store/bpcws5l5cvkqja43na50ky3akms0nqng-source/materialized/bootstrap/ghc882/happy-1.19.11
trace: WARNING: 8.8.2 is out of date, consider using 8.8.4.
trace: Checking materialization in /nix/store/bpcws5l5cvkqja43na50ky3akms0nqng-source/materialized/bootstrap/ghc882/happy-1.19.11
^Cerror: interrupted by the user