Resolving dependencies...
Starting     helf-1.0.20240318
Failed to install helf-1.0.20240318
Build log ( /home/builder/.cabal/logs/ghc-9.6.3/helf-1.0.20240318-6XmNnkcpG1REOvKq5nWoWw.log ):
cabal: Entering directory '/tmp/cabal-tmp-377411/helf-1.0.20240318'
Configuring helf-1.0.20240318...
Error: cabal-3.10.2.1: The program 'alex' version >=3.4.0.0 && <4 is required
but the version found at /home/builder/.cabal/bin/alex is version 3.2.7.1

cabal: Leaving directory '/tmp/cabal-tmp-377411/helf-1.0.20240318'
Error: cabal: Some packages failed to install:
helf-1.0.20240318-6XmNnkcpG1REOvKq5nWoWw failed during the configure step. The
exception was:
ExitFailure 1