Resolving dependencies...
Build profile: -w ghc-9.6.3 -O0
In order, the following will be built (use -v for more details):
 - process-1.6.23.0 (lib:process) (requires build)
 - quickcheck-unicode-1.0.1.0 (lib:quickcheck-unicode) (requires download & build)
 - hspec-core-2.11.9 (lib:hspec-core) (requires build)
 - hspec-2.11.9 (lib:hspec) (requires build)
 - json-stream-0.4.6.0 (first run)
Downloading  quickcheck-unicode-1.0.1.0
Starting     process-1.6.23.0 (all, legacy fallback)
Downloaded   quickcheck-unicode-1.0.1.0
Starting     quickcheck-unicode-1.0.1.0 (all, legacy fallback)
Building     quickcheck-unicode-1.0.1.0 (all, legacy fallback)
Building     process-1.6.23.0 (all, legacy fallback)
Installing   quickcheck-unicode-1.0.1.0 (all, legacy fallback)
Completed    quickcheck-unicode-1.0.1.0 (all, legacy fallback)
Installing   process-1.6.23.0 (all, legacy fallback)
Completed    process-1.6.23.0 (all, legacy fallback)
Starting     hspec-core-2.11.9 (all, legacy fallback)
Building     hspec-core-2.11.9 (all, legacy fallback)
Installing   hspec-core-2.11.9 (all, legacy fallback)
Completed    hspec-core-2.11.9 (all, legacy fallback)
Starting     hspec-2.11.9 (all, legacy fallback)
Building     hspec-2.11.9 (all, legacy fallback)
Installing   hspec-2.11.9 (all, legacy fallback)
Completed    hspec-2.11.9 (all, legacy fallback)
Configuring json-stream-0.4.6.0...
Preprocessing test suite 'spec' for json-stream-0.4.6.0..
Building test suite 'spec' for json-stream-0.4.6.0..
ghc-9.6.3: could not execute: hspec-discover