Here are few examples of files that are truncated during crawling.

/var/www/fatwire-httrack/xxxxxxxx/xxxxxxxx.xxxxxxxxxxx.xxxxxxxxxx.xxx/sites/xxxxxxxx/files/advagg_css/css__6EkBJiy8TZvy7cbjGg_OpdmRGrmvr0184X7YpIkYZr4__uipQNtTSsYuqprHH42DtuPk8YTawJCbiTG8QqczTU4o__HuTMoItqqYuhtXWLd0ciCnl2e3iB8_XT3-_U1Dt
/var/www/fatwire-httrack/xxxxxxxxxxxxxxxxxxxxxxxxx/xxxxxxxxxxxxxxxxxxxxxxxxx.xxxxxxxxxx.xxx/sites/xxxxxxxxxxxxxxxxxxxxxxxxx/files/advagg_css/css__6EkBJiy8TZvy7cbjGg_OpdmRGrmvr0184X7YpIkYZr4__m_g99TMeawZNCvzRyX9L_FoNifCBlTLqdM8xr5fE4zU__
/var/www/fatwire-httrack/xxxxxxxxxxxxxxxx/xxxxxxxxxxxxxxxx.xxxxxxxxxx.xxx/sites/xxxxxxxxxxxxxxxx/files/advagg_css/css__6EkBJiy8TZvy7cbjGg_OpdmRGrmvr0184X7YpIkYZr4__m_g99TMeawZNCvzRyX9L_FoNifCBlTLqdM8xr5fE4zU__-l5gvjS9hsDrlpDWCWQuEVRGCHY

It could be easily noticed that full path to truncated files do not exceed 237
characters. Looks like a bug!