无法加载bufio:格式错误的模块路径“ bufio”:第一个路径元素中缺少点

when is upgrade golang version to 1.13, i compile with go module to package and set goproxy=https://goproxy.cn and goprivate=git.XXX.com in jenkins. but when program compile to half, the program is reporting this error. build command-line-arguments: cannot load bufio: malformed module path "bufio": missing dot in first path element please help to resolve this question my release machine version is Linux version 4.9.87-linuxkit-aufs (root@95fa5ec30613) (gcc version 6.4.0 (Alpine 6.4.0) ) #1 SMP Wed Mar 14 15:12:16 UTC 2018, go version is go version go1.13 linux/amd64