test-1.civicrm.org: read-only filesystem causes jenkins builds to fail
EXT4-fs error (device vda1): ext4_validate_inode_bitmap:96: comm bower: Corrupt inode bitmap - block_group = 627, inode_bitmap = 20447251
Aborting journal on device vda1-8.
EXT4-fs (vda1): Remounting filesystem read-only
EXT4-fs error (device vda1): ext4_journal_check_start:56: Detected aborted journal
EXT4-fs (vda1): Remounting filesystem read-only
EXT4-fs error (device vda1): ext4_journal_check_start:56: Detected aborted journal
EXT4-fs error (device vda1): ext4_journal_check_start:56: Detected aborted journal
EXT4-fs error (device vda1): ext4_journal_check_start:56: Detected aborted journal
cc @totten @colemanw