STEP 0:
    modifications:
        U : l1a.0.kt -> l1a.kt
        U : l1b.0.kt -> l1b.kt
    added file: l1a.kt, l1b.kt
STEP 1:
    modifications:
        U : l1c.1.kt -> l1c.kt
    added file: l1c.kt
    updated exports: l1a.kt
STEP 2:
    modifications:
        U : l1a.2.kt -> l1a.kt
        U : l1b.2.kt -> l1b.kt
        U : l1c.2.kt -> l1c.kt
    modified ir: l1a.kt, l1b.kt, l1c.kt
STEP 3:
    modifications:
        U : l1a.3.kt -> l1a.kt
        U : l1c.3.kt -> l1c.kt
    modified ir: l1a.kt, l1c.kt
STEP 4:
    modifications:
        U : l1c.4.kt -> l1c.kt
    modified ir: l1c.kt
STEP 5:
    removed inverse depends: l1b.kt
STEP 6:
    modifications:
        U : l1a.6.kt -> l1a.kt
    modified ir: l1a.kt
STEP 7:
    updated exports: l1a.kt, l1b.kt, l1c.kt
STEP 8:
    modifications:
        U : l1a.8.kt -> l1a.kt
        U : l1b.8.kt -> l1b.kt
        U : l1c.8.kt -> l1c.kt
    modified ir: l1a.kt, l1b.kt, l1c.kt
