Please assess the completion status of the following clinical trial:

Trial Title: Varenicline and Motivational Advice for Smokers With Substance Use Disorders

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: QUADRUPLE
- Phase: None
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~* Diagnosis of substance abuse or dependence by DSM-IV criteria~* Currently smoking at least 10 cigarettes per day for the past 6 months~Exclusion Criteria:~* Active psychosis or marked organic impairment according to medical records, or evidence of hallucinations or delusions~* Current use of any nicotine replacement, or other smoking cessation treatment~* Medical contraindications for NRT (including pregnancy, nursing, women not using birth control during heterosexual sex, history of unstable angina, history of severe congestive heart failure, uncontrolled hypertension, lung cancer, supplemental oxygen, allergy to adhesive, severe skin disease that requires treatment)~* Medical contraindications for VAR (including pregnancy, nursing, severe renal impairment by laboratory test, history of intolerance of varenicline, history of serious suicidal ideation or attempts in the past 5 years)

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: 75 Years
- Healthy Volunteers: f

Study Arms:
- Nicotine Replacement + PLA pill (Type: ACTIVE_COMPARATOR): Nicotine replacement treatment patch plus matched placebo pill
- Varenicline + PLA patch (Type: ACTIVE_COMPARATOR): Varenicline plus matched placebo patches containing no nicotine

Based on this trial design, predict the completion outcome and termination type (if applicable).