Login Succeeded Building Heroku-based application using gliderlabs/herokuish docker image... Cannot connect to the Docker daemon at tcp://localhost:2375. Is the docker daemon running? Cannot connect to the Docker daemon at tcp://localhost:2375. Is the docker daemon running? time="2020-02-18T12:23:47Z" level=error msg="failed to dial gRPC: cannot connect to the Docker daemon. Is 'docker daemon' running on this host?: dial tcp 127.0.0.1:2375: connect: connection refused" Cannot connect to the Docker daemon at tcp://localhost:2375. Is the docker daemon running? time="2020-02-18T12:23:47Z" level=error msg="Can't add file /builds/190710/2sem-pr/.git/objects/01/ed5c0d0e085c8ca4f902ead9c5e45d58a575d4 to tar: io: read/write on closed pipe" time="2020-02-18T12:23:47Z" level=error msg="Can't close tar writer: io: read/write on closed pipe"