Function SCIPprofileFindLeft 

pub unsafe extern "C" fn SCIPprofileFindLeft(
    profile: *mut SCIP_PROFILE,
    timepoint: c_int,
    pos: *mut c_int,
) -> c_uint

returns if the given time point exists in the resource profile and stores the position of the given time point if it exists; otherwise the position of the next smaller existing time point is stored