exec format error

Output for command make:

+ make
WARNING: No swap limit support
WARNING: bridge-nf-call-iptables is disabled
WARNING: bridge-nf-call-ip6tables is disabled
WARNING: No swap limit support
WARNING: bridge-nf-call-iptables is disabled
WARNING: bridge-nf-call-ip6tables is disabled
# Installing dependencies...
go get -u github.com/golang/lint/golint
go get github.com/mitchellh/gox
go get golang.org/x/tools/cmd/cover
go get github.com/fzipp/gocyclo
go get -u github.com/jteeuwen/go-bindata/...
go install cmd/vet
# Checking project code formatting...
# Checking for suspicious constructs...
# Checking project code style...
# Checking code complexity
make: Circular out/docker/prebuilt-x86_64.tar.xz <- executors/docker/bindata.go dependency dropped.
```text
make: Circular out/docker/prebuilt-arm.tar.xz <- executors/docker/bindata.go dependency dropped.
# Create directory
mkdir -p out/docker
# Building gitlab-runner-helper
gox -osarch=linux/arm \
        -ldflags "-X gitlab.com/gitlab-org/gitlab-ci-multi-runner/common.NAME=gitlab-ci-multi-runner -X gitlab.com/gitlab-o
rg/gitlab-ci-multi-runner/common.VERSION=1.9.0~beta.1.gf69bbf5 -X gitlab.com/gitlab-org/gitlab-ci-multi-runner/common.REVIS
ION=f69bbf5 -X gitlab.com/gitlab-org/gitlab-ci-multi-runner/common.BUILT=2016-12-23T12:28:41+08:00 -X gitlab.com/gitlab-org
/gitlab-ci-multi-runner/common.BRANCH=master" \
        -output="dockerfiles/build/gitlab-runner-helper" \
        ./apps/gitlab-runner-helper
Number of parallel builds: 1
-->       linux/arm: gitlab.com/gitlab-org/gitlab-ci-multi-runner/apps/gitlab-runner-helper
# Build docker images
docker build -t gitlab/gitlab-runner-helper:arm-f69bbf5 -f dockerfiles/build/Dockerfile.arm dockerfiles/build
Sending build context to Docker daemon 10.26 MB
Step 1 : FROM scaleway/alpine
 ---> e7ac6388cffc
Step 2 : RUN apk add --update bash ca-certificates git
 ---> Running in 91665775f609
exec format error
[8] System error: exec format error
Makefile:115: recipe for target 'out/docker/prebuilt-arm.tar.xz' failed
make: *** [out/docker/prebuilt-arm.tar.xz] Error 1