go get github.com/derekparker/delve/cmd/dlv returned a non-zero code: 2 #3
Description
Docker build:
$ docker build -t webapp-go .
Fails with following:
Step 2/10 : RUN go get -u -v github.com/derekparker/delve/cmd/dlv
---> Running in 021b01f8ca84
github.com/derekparker/delve (download)
github.com/derekparker/delve/vendor/gopkg.in/yaml.v2
github.com/derekparker/delve/pkg/goversion
github.com/derekparker/delve/pkg/dwarf/util
github.com/derekparker/delve/pkg/dwarf/op
github.com/derekparker/delve/pkg/dwarf/godwarf
github.com/derekparker/delve/pkg/dwarf/frame
github.com/derekparker/delve/pkg/dwarf/line
github.com/derekparker/delve/pkg/dwarf/reader
# github.com/derekparker/delve/pkg/dwarf/reader
src/github.com/derekparker/delve/pkg/dwarf/reader/variables.go:78: vrdr.dwarf.Ranges undefined (type *dwarf.Data has no field or method Ranges, but does have dwarf.ranges)
github.com/derekparker/delve/vendor/golang.org/x/arch/x86/x86asm
github.com/derekparker/delve/pkg/config
github.com/derekparker/delve/vendor/golang.org/x/sys/unix
github.com/derekparker/delve/vendor/github.com/peterh/liner
github.com/derekparker/delve/pkg/version
github.com/derekparker/delve/vendor/github.com/spf13/pflag
github.com/derekparker/delve/vendor/github.com/spf13/cobra
The command '/bin/sh -c go get -u -v github.com/derekparker/delve/cmd/dlv' returned a non-zero code: 2
Noticed the line above which includes "vrdr.dwarf.Ranges undefined".
Traced to this problem https://github.com/derekparker/delve/issues/936
Resolution is that golang version 1.7 or greater is required. I will create a pull request.