No one would blame you for feeling unsettled by Barton Carroll’s music. On his new album, “The Lost One,” the Seattle singer-songwriter deals in such dark, squirm-inducing topics as murder, obsession and loss with the shadow-laden poetry of film noir.
The child of academics and a plumber by trade, 34-year-old Carroll has played sideman to some of rock’s and folk’s best names, including Eric Bachmann (Crooked Fingers, Archers of Loaf), Azure Ray, Dolorean and Micah P. Hinson…

