Bug#918396: golang-github-glendc-gopher-json FTBFS with Go 1.11

[Adrian Bunk <bunk@debian.org>]

Source: golang-github-glendc-gopher-json
Version: 0.1.0+git20170414.0.dc47430-4
Severity: serious
Tags: ftbfs

https://tests.reproducible-builds.org/debian/rb-pkg/unstable/amd64/golang-github-glendc-gopher-json.html

...
   dh_auto_test -O--buildsystem=golang
	cd obj-x86_64-linux-gnu && go test -vet=off -v -p 16 github.com/glendc/gopher-json
=== RUN   TestSimple
--- FAIL: TestSimple (0.00s)
    json_test.go:59: cannot encode recursively nested tables to JSON
        stack traceback:
        	[G]: in function 'encode'
        	<string>:45: in main chunk
        	[G]: ?
=== RUN   TestCustomRequire
--- PASS: TestCustomRequire (0.00s)
FAIL
FAIL	github.com/glendc/gopher-json	0.007s
dh_auto_test: cd obj-x86_64-linux-gnu && go test -vet=off -v -p 16 github.com/glendc/gopher-json returned exit code 1
make: *** [debian/rules:4: build] Error 1