[...]

checking for pathconf... yes
checking for pause... yes
checking for pipe2... yes
checking for plock... no
checking for poll... yes
checking for posix_fallocate... yes
checking for posix_fadvise... yes
checking for posix_spawn... yes
checking for posix_spawnp... yes
checking for pread... yes
checking for preadv... yes
checking for preadv2... yes
checking for pthread_condattr_setclock... yes
checking for pthread_init... no
checking for pthread_kill... yes
checking for pwrite... yes
checking for pwritev... yes
checking for pwritev2... yes
checking for readlink... yes
checking for readlinkat... yes
checking for readv... yes
checking for realpath... yes
checking for renameat... yes
checking for sem_open... yes
checking for sem_timedwait... yes
checking for sem_getvalue... yes
Terminated
ended at: Thu May  6 01:15:57 2021, done in 0:00:18.572206
error: No files produced.
checking for sem_unlink... + chmod -R u+rwX /tmp/B.9i54kmp6/BUILD
+ rm -rf /tmp/B.9i54kmp6/tmp /tmp/B.9i54kmp6/BUILD
yes
checking for sendfile... rm: cannot remove '/tmp/B.9i54kmp6/BUILD/Python-3.9.4': Directory not empty
yes
./configure[11725]: can't create temporary file : No such file or directory
checking for setegid... ./configure[11725]: can't create temporary file : No such file or directory
sed: can't read conftest.c: No such file or directory
no
checking for seteuid... ./configure[11725]: can't create temporary file : No such file or directory
sed: can't read conftest.c: No such file or directory
+ rm -rf /tmp/B.9i54kmp6
no
checking for setgid... ./configure[11725]: can't create temporary file : No such file or directory
./configure[11725]: can't create conftest.err: No such file or directory
sed: can't read conftest.c: No such file or directory
no
Begin-TLD-Builder-Info
Build-Time: user:6.48s sys:1.42s real:25.97s (faults io:0 non-io:148562)
End-TLD-Builder-Info