Resolving dependencies...
Build profile: -w ghc-9.6.3 -O0
In order, the following will be built (use -v for more details):
 - alex-3.5.2.0 (exe:alex) (requires build)
 - symbol-0.2.4.1 (lib:symbol) (requires build)
 - uglymemo-0.1.0.1 (lib:uglymemo) (requires build)
 - twee-lib-2.5 (lib:twee-lib) (requires build)
 - jukebox-0.5.5 (lib:jukebox) (requires build)
 - twee-2.5 (first run)
Starting     symbol-0.2.4.1 (all, legacy fallback)
Starting     uglymemo-0.1.0.1 (all, legacy fallback)
Starting     alex-3.5.2.0 (all, legacy fallback)
Building     alex-3.5.2.0 (all, legacy fallback)
Building     uglymemo-0.1.0.1 (all, legacy fallback)
Building     symbol-0.2.4.1 (all, legacy fallback)
Installing   uglymemo-0.1.0.1 (all, legacy fallback)
Installing   symbol-0.2.4.1 (all, legacy fallback)
Completed    uglymemo-0.1.0.1 (all, legacy fallback)
Starting     twee-lib-2.5 (all, legacy fallback)
Installing   alex-3.5.2.0 (all, legacy fallback)
Completed    alex-3.5.2.0 (all, legacy fallback)
Completed    symbol-0.2.4.1 (all, legacy fallback)
Starting     jukebox-0.5.5 (all, legacy fallback)
Building     twee-lib-2.5 (all, legacy fallback)
Building     jukebox-0.5.5 (all, legacy fallback)
Installing   twee-lib-2.5 (all, legacy fallback)
Completed    twee-lib-2.5 (all, legacy fallback)
Installing   jukebox-0.5.5 (all, legacy fallback)
Completed    jukebox-0.5.5 (all, legacy fallback)
Configuring twee-2.5...
Preprocessing test suite 'twee-test' for twee-2.5..
Building test suite 'twee-test' for twee-2.5..
[1 of 1] Compiling Main             ( misc/Test.hs, /home/builder/builder-dir/build-cache/tmp-install/dist-newstyle/build/x86_64-linux/ghc-9.6.3/twee-2.5/noopt/build/twee-test/twee-test-tmp/Main.o )

misc/Test.hs:312:9: warning: [GHC-39584]
    Name prop_1 found in source file but was not in scope
    |
312 | main = $forAllProperties (quickCheckWithResult stdArgs { maxSuccess = 1000000 })
    |         ^^^^^^^^^^^^^^^^
[2 of 2] Linking /home/builder/builder-dir/build-cache/tmp-install/dist-newstyle/build/x86_64-linux/ghc-9.6.3/twee-2.5/noopt/build/twee-test/twee-test
Preprocessing executable 'twee' for twee-2.5..
Building executable 'twee' for twee-2.5..
[1 of 2] Compiling SequentialMain   ( executable/SequentialMain.hs, /home/builder/builder-dir/build-cache/tmp-install/dist-newstyle/build/x86_64-linux/ghc-9.6.3/twee-2.5/noopt/build/twee/twee-tmp/SequentialMain.o )
[2 of 2] Compiling Main             ( executable/Main.hs, /home/builder/builder-dir/build-cache/tmp-install/dist-newstyle/build/x86_64-linux/ghc-9.6.3/twee-2.5/noopt/build/twee/twee-tmp/Main.o )
[3 of 3] Linking /home/builder/builder-dir/build-cache/tmp-install/dist-newstyle/build/x86_64-linux/ghc-9.6.3/twee-2.5/noopt/build/twee/twee
Running 1 test suites...
Test suite twee-test: RUNNING...
Test suite twee-test: PASS
Test suite logged to:
/home/builder/builder-dir/build-cache/tmp-install/reports/twee-2.5.test
Error: cabal-3.10.2.1: Test coverage is only supported for packages with a
library component.

Error: cabal: Tests failed for twee-2.5.