root@acmcoder:/home/acmcoder/cgo# go version
go version go1.22.0 linux/amd64
root@acmcoder:/home/acmcoder/cgo# go run main.go
STAGE_PARENT
STAGE_CHILD
STAGE_INIT
This from nsexec
root@acmcoder:/home/acmcoder/cgo# go version
go version go1.21.1 linux/amd64
root@acmcoder:/home/acmcoder/cgo# go run main.go
STAGE_PARENT
STAGE_CHILD
STAGE_INIT
This from nsexec
From main!
The last line From main!
is gone in go1.22.0
.