Please assess the completion status of the following clinical trial:

Trial Title: Patients With Heart Failure ANd Type 2 Diabetes Treated With Placebo Or Metformin (PHANTOM) Pilot Study

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: SINGLE_GROUP
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: DOUBLE
- Phase: PHASE3
- Number of Arms: None

Eligibility Criteria:
Inclusion Criteria:~* All subjects with physician-diagnosed symptomatic heart failure (NYHA class I, II, III, IV) and type 2 diabetes.~A diagnosis of type 2 diabetes defined as:~* a previous physician diagnosis of type 2 diabetes as documented in the subject's clinical record or;~* receiving oral antihyperglycemic agents or;~* a new diagnosis of type 2 diabetes during the visit within the heart failure clinic or hospital based on a fasting blood glucose ≥7.0 mmol/L or random blood glucose ≥11.1 mmol/L accompanied by acute metabolic decompensation or 2 hour plasma glucose in a 75 gram oral glucose tolerance test ≥11.1 mmol/L.~Exclusion Criteria:~* subjects currently receiving greater than 1500 mg of metformin therapy per day~* subjects who are unwilling to change their antidiabetic regimens;~* subjects receiving insulin therapy;~* serum creatinine ≥ 180 μmol/L;~* A1c \< 7.0 percent;~* inability to communicate (language barrier);~* dementia/mental illness;~* age \< 18 years;~* subjects unwilling to complete self-monitoring of serum blood sugars during the trial period.~* those participating in another heart failure or diabetes clinical trial involving medication;~* severe comorbidities or foreshortened life expectancy;~* subjects who do not provide written informed consent to participate.

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: None
- Healthy Volunteers: f

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