Please assess the completion status of the following clinical trial:

Trial Title: Gemcitabine/Cisplatin/S-1(GCS) Combination Therapy for Patients With Advanced Biliary Tract Cancer

Study Design Characteristics:
- Allocation: NON_RANDOMIZED
- Intervention Model: SINGLE_GROUP
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: NONE
- Phase: PHASE1/PHASE2
- Number of Arms: 1.0

Eligibility Criteria:
Inclusion Criteria:~* 1. Patients with cytologically or histologically proved biliary tract cancer 2. age \>=20 years 3. PS 0-2 4. No prior history of chemotherapy or radiotherapy. Patients who have undergone adjuvant chemotherapy are eligible if at least 6 months have passed since the last administration.~  5. Adequate bone marrow function (neutrophil count \>=1,500/mm3, and platelet count \>=100,000/mm3), liver function (total bilirubin \>=3 mg/dL and AST/ALT \>=150 IU/L), and renal function (creatinine clearance \>=60 mL/min) 6.No other serious comorbid disease 7.Adequate oral intake 8.Provided written informed consent~Exclusion Criteria:~* 1. Patients with interstitial pneumonia or pulmonary fibrosis 2. Patients with uncontrollable diabetes mellitus, liver disease, angina pectoris or a new onset of myocardial infarction within 3 months 3. Patients with severe active infection 4. Patients who are pregnant or lactating, or have an intention to get pregnant 5. Patients with a history of severe drug allergy 6. Patients with other serious comorbid disease 7. Patients with mental disease 8. Patients who are judged inappropriate for the entry into the study by the principle doctor 9. Patients with watery diarrhea

- Gender: ALL
- Minimum Age: 20 Years
- Maximum Age: None
- Healthy Volunteers: f

Study Arms:
- S-1, Gemcitabine, Cisplatin (Type: EXPERIMENTAL): None

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