ftl build warns repeatedly about connection refused

[matt2e]

• No FTL was running when I started.
• ftl build --log-level=DEBUG in the ftl repo

Logs

debug: Unary RPC failed: unavailable: dial tcp [::1]:8892: connect: connection refused: /xyz.block.ftl.v1.AdminService/Ping
debug: Extracting dependencies for "echo"
debug: Extracting dependencies for "time"
debug: Unary RPC failed: unavailable: dial tcp [::1]:8892: connect: connection refused: /xyz.block.ftl.v1.ControllerService/GetSchema
debug: Failed to get schema from controller: unavailable: dial tcp [::1]:8892: connect: connection refused
debug: Extracting dependencies for "echo"
warn: Stream handler failed, retrying in 100ms: unavailable: dial tcp [::1]:8892: connect: connection refused
debug: Extracting dependencies for "time"
debug: Generating stubs for modules
warn: Stream handler failed, retrying in 200ms: unavailable: dial tcp [::1]:8892: connect: connection refused
debug: go: finding module for package github.com/TBD54566975/ftl/go-runtime/ftl
debug: go: found github.com/TBD54566975/ftl/go-runtime/ftl in github.com/TBD54566975/ftl v0.281.0
info:time: Building module
debug:time: Extracting schema
warn: Stream handler failed, retrying in 400ms: unavailable: dial tcp [::1]:8892: connect: connection refused
warn: Stream handler failed, retrying in 800ms: unavailable: dial tcp [::1]:8892: connect: connection refused
debug:time: Generating main module
debug:time: Tidying go.mod files
debug:time: go: found github.com/TBD54566975/ftl/backend/protos/xyz/block/ftl/v1/ftlv1connect in github.com/TBD54566975/ftl v0.0.0-00010101000000-000000000000
debug:time: go: found github.com/TBD54566975/ftl/common/plugin in github.com/TBD54566975/ftl v0.0.0-00010101000000-000000000000
debug:time: go: found github.com/TBD54566975/ftl/go-runtime/server in github.com/TBD54566975/ftl v0.0.0-00010101000000-000000000000
debug:time: Compiling
warn: Stream handler failed, retrying in 1s: unavailable: dial tcp [::1]:8892: connect: connection refused
info:time: Module built (2.22s)
debug: Generating stubs for modules
warn: Stream handler failed, retrying in 1s: unavailable: dial tcp [::1]:8892: connect: connection refused
debug: go: finding module for package github.com/TBD54566975/ftl/go-runtime/ftl
debug: go: found github.com/TBD54566975/ftl/go-runtime/ftl in github.com/TBD54566975/ftl v0.281.0
info:echo: Building module
debug:echo: Extracting schema
warn: Stream handler failed, retrying in 1s: unavailable: dial tcp [::1]:8892: connect: connection refused
debug:echo: Generating main module
debug:echo: Tidying go.mod files
warn: Stream handler failed, retrying in 1s: unavailable: dial tcp [::1]:8892: connect: connection refused
debug:echo: go: found github.com/TBD54566975/ftl/backend/protos/xyz/block/ftl/v1/ftlv1connect in github.com/TBD54566975/ftl v0.0.0-00010101000000-000000000000
debug:echo: go: found github.com/TBD54566975/ftl/common/plugin in github.com/TBD54566975/ftl v0.0.0-00010101000000-000000000000
debug:echo: go: found github.com/TBD54566975/ftl/go-runtime/server in github.com/TBD54566975/ftl v0.0.0-00010101000000-000000000000
debug:echo: Compiling
warn: Stream handler failed, retrying in 1s: unavailable: dial tcp [::1]:8892: connect: connection refused
info:echo: Module built (2.79s)

[jonathanj-square]

This is caused by my recent change that adds visibility to non-retryable rpc failures; the change added visibility to retryable ones as well by lifting their logging level from debug to warn.