/etc/rc.local failed with status 127

my code is copyed from https://github.com/nimmis/docker-alpine/tree/master/3.7

FROM alpine:3.7

COPY rootfs/ /

RUN apk update && apk upgrade && \
    apk add --no-cache --purge -uU ca-certificates supervisor rsyslog bash bash-completion curl openrc nginx jq && \
    chmod +x /my_* && \
    mkdir /etc/my_runonce /etc/my_runalways /etc/container_environment /etc/workaround-docker-2267 /var/log/supervisor && \
    touch /var/log/startup.log && chmod 666 /var/log/startup.log && \
    rm -rf /var/cache/apk/*

# step7 change the timezone to UTC
RUN rm -rf /etc/localtime && ln -sf /usr/share/zoneinfo/UTC /etc/localtime && \
#    rc-update add local default && \
    mkdir -p /run/nginx && \
    addgroup www && \
    adduser -G www -D www && \
    sed -i "s/^user.*;/user  www;/" /etc/nginx/nginx.conf && \
    touch /etc/rc.local && chmod a+x /etc/rc.local

docker logs: open logfile Run files in /etc/my_runonce/ Run files in /etc/my_runalways/ Running /etc/my_runalways/register_service.sh... Running /etc/rc.local... /etc/rc.local failed with status 127

*** Killing all processes...

nimmis / docker-alpine

/etc/rc.local failed with status 127 #3