Fails with:
```

---- test_ls::test_ls_color_norm stdout ----
touch: /tmp/.tmp9wbpVl/exe
touch: /tmp/.tmp9wbpVl/no_color
run: /home/runner.linux/work/target/debug/coreutils ls -gGU --color exe no_color
thread 'test_ls::test_ls_color_norm' panicked at tests/by-util/test_ls.rs:5307:10:
'norm exe
norm no_color
' does not contain 'norm exe
norm no_color'
---- test_ls::test_ls_inode stdout ----
touch: /tmp/.tmpiozh4d/test_inode
run: /home/runner.linux/work/target/debug/coreutils ls test_inode -i
run: /home/runner.linux/work/target/debug/coreutils ls test_inode
run: /home/runner.linux/work/target/debug/coreutils ls -li test_inode
thread 'test_ls::test_ls_inode' panicked at tests/by-util/test_ls.rs:2776:5:
assertion failed: re_long.is_match(result.stdout_str())
---- test_ls::test_ls_long_format stdout ----
mkdir: /tmp/.tmpDm1xDQ/test-long-dir
touch: /tmp/.tmpDm1xDQ/test-long-dir/test-long-file
mkdir: /tmp/.tmpDm1xDQ/test-long-dir/test-long-dir
run: /home/runner.linux/work/target/debug/coreutils ls -l test-long-dir
run: /home/runner.linux/work/target/debug/coreutils ls --long test-long-dir
run: /home/runner.linux/work/target/debug/coreutils ls --format=long test-long-dir
run: /home/runner.linux/work/target/debug/coreutils ls --format=lon test-long-dir
run: /home/runner.linux/work/target/debug/coreutils ls --for=long test-long-dir
run: /home/runner.linux/work/target/debug/coreutils ls --format=verbose test-long-dir
run: /home/runner.linux/work/target/debug/coreutils ls --for=verbose test-long-dir
run: /home/runner.linux/work/target/debug/coreutils ls -lan test-long-dir
thread 'test_ls::test_ls_long_format' panicked at tests/by-util/test_ls.rs:1139:62:
Stdout does not match regex:
total 0
drwxr-xr-x+ 3 1001 1001 80 Mar 14 08:14 .
drwxr-xr-x+ 3 1001 1001 60 Mar 14 08:14 ..
drwxr-xr-x+ 2 1001 1001 40 Mar 14 08:14 test-long-dir
-rw-r--r-- 1 1001 1001  0 Mar 14 08:14 test-long-file
---- test_ls::test_ls_long_formats stdout ----
touch: /tmp/.tmpCHVj2X/test-long-formats
run: /home/runner.linux/work/target/debug/coreutils ls -l --author test-long-formats
thread 'test_ls::test_ls_long_formats' panicked at tests/by-util/test_ls.rs:1514:10:
Stdout does not match regex:
-rw-r--r--+ 1 runner runner runner 0 Mar 14 08:14 test-long-formats
failures:
    test_ls::test_ls_color_norm
    test_ls::test_ls_inode
    test_ls::test_ls_long_format
    test_ls::test_ls_long_formats
```