Of course, I did try that.
sort -u list10.orig >l10.txt
NOTE: press enter for status-screen
Input.Mode: Dict (/tmp/t1)
Index.....: 1/1 (segment), 724187 (words), 6901757 (bytes)
Recovered.: 723802/950007 hashes, 0/1 salts
Speed/sec.: 38.11k plains, 38.11k words
Progress..: 724187/724187 (100.00%)
Running...: 00:00:00:19
Estimated.: --:--:--:--
Started: Mon Jan 14 13:24:42 2013
Stopped: Mon Jan 14 13:25:03 2013
gp:~/src/hashcat$ ./hashcat -a 0 -m 0 --remove -o l10.pot l10.txt /tmp/t1
Initializing hashcat v0.42 by atom with 8 threads and 32mb segment-size...
Added hashes from file l10.txt: 226205 (1 salts)
NOTE: press enter for status-screen
Input.Mode: Dict (/tmp/t1)
Index.....: 1/1 (segment), 724187 (words), 6901757 (bytes)
Recovered.: 36048/226205 hashes, 0/1 salts
Speed/sec.: 677.61k plains, 677.61k words
Progress..: 724187/724187 (100.00%)
Running...: 00:00:00:01
Estimated.: --:--:--:--
Started: Mon Jan 14 13:25:27 2013
Stopped: Mon Jan 14 13:25:29 2013
sort -u list10.orig >l10.txt
NOTE: press enter for status-screen
Input.Mode: Dict (/tmp/t1)
Index.....: 1/1 (segment), 724187 (words), 6901757 (bytes)
Recovered.: 723802/950007 hashes, 0/1 salts
Speed/sec.: 38.11k plains, 38.11k words
Progress..: 724187/724187 (100.00%)
Running...: 00:00:00:19
Estimated.: --:--:--:--
Started: Mon Jan 14 13:24:42 2013
Stopped: Mon Jan 14 13:25:03 2013
gp:~/src/hashcat$ ./hashcat -a 0 -m 0 --remove -o l10.pot l10.txt /tmp/t1
Initializing hashcat v0.42 by atom with 8 threads and 32mb segment-size...
Added hashes from file l10.txt: 226205 (1 salts)
NOTE: press enter for status-screen
Input.Mode: Dict (/tmp/t1)
Index.....: 1/1 (segment), 724187 (words), 6901757 (bytes)
Recovered.: 36048/226205 hashes, 0/1 salts
Speed/sec.: 677.61k plains, 677.61k words
Progress..: 724187/724187 (100.00%)
Running...: 00:00:00:01
Estimated.: --:--:--:--
Started: Mon Jan 14 13:25:27 2013
Stopped: Mon Jan 14 13:25:29 2013