v0.2.5 fail to compile with latest golang?!


#### System information
build docker with `FROM golang:latest AS builder` base image

#### Expected behaviour
can build

#### Actual behaviour
at `make geth bootnode` step
```
161.6 link: github.com/fjl/memsize: invalid reference to runtime.stopTheWorld
161.8 util.go:45: exit status 1
161.8 exit status 1
```
