问Windows 10上Delve for Go中的代码显示问题

EN

(dlv) continue
> main.main() ./test.go:5 (hits goroutine(1):1 total:1) (PC: 0x49ecf3)
     1: package main
     2: 
     3: import "fmt"
     4: 
=>   5: func main() {
     6:     fmt.Println("delve test")
     7: }
(dlv) 

(dlv) continue
> main.main() ./test.go:5 (hits goroutine(1):1 total:1) (PC: 0x49ecf3)
        package main

        import "fmt"

        func main() {
            fmt.Println("delve test")
        }
(dlv) 

C:> dlv version
Delve Debugger
Version: 1.3.2
Build: $Id: 569ccbd514fc47c8b4c521b142556867ec5e6917 $

C:> go version
go version go1.12.5 windows/amd64

C:>ver
Microsoft Windows [Version 10.0.18362.418]

C:>chcp
Active code page: 850