Dockerfile

# Minimal Dockerfile to test docker build steps.
#   issue: https://github.com/dotcloud/docker/issues/5135
#
# List base image build steps:
#     docker history ubuntu:14.04
# 
# Build:
#     docker build .

FROM ubuntu:14.04
# FROM phusion/passenger-full

RUN echo 'build step 1'
RUN echo 'build step 2'
RUN echo 'build step 3'
RUN echo 'build step 4'
RUN echo 'build step 5'
RUN echo 'build step 6'
RUN echo 'build step 7'
RUN echo 'build step 8'
RUN echo 'build step 9'
RUN echo 'build step 10'
RUN echo 'build step 11'
RUN echo 'build step 12'
RUN echo 'build step 13'
RUN echo 'build step 14'
RUN echo 'build step 15'
RUN echo 'build step 16'
RUN echo 'build step 17'
RUN echo 'build step 18'
RUN echo 'build step 19'
RUN echo 'build step 20'
RUN echo 'build step 21'
RUN echo 'build step 22'
RUN echo 'build step 23'
RUN echo 'build step 24'
RUN echo 'build step 25'
RUN echo 'build step 26'
RUN echo 'build step 27'
RUN echo 'build step 28'
RUN echo 'build step 29'
RUN echo 'build step 30'
RUN echo 'build step 31'
RUN echo 'build step 32'
RUN echo 'build step 33'
RUN echo 'build step 34'
RUN echo 'build step 35'
RUN echo 'build step 36'
RUN echo 'build step 37'
RUN echo 'build step 38'
RUN echo 'build step 39'
RUN echo 'build step 40'
RUN echo 'build step 41'
RUN echo 'build step 42'
RUN echo 'build step 43'
RUN echo 'build step 44'
RUN echo 'build step 45'
RUN echo 'build step 46'
RUN echo 'build step 47'
RUN echo 'build step 48'
RUN echo 'build step 49'
RUN echo 'build step 50'

docker build .
<skip...>

Step 35 : RUN echo 'build step 35'
---> Using cache
---> 228c79a65559
Step 36 : RUN echo 'build step 36'
---> Using cache
---> 2f1ca2470e8c
Step 37 : RUN echo 'build step 37'
---> Using cache
---> a1d25beeb4e7
Step 38 : RUN echo 'build step 38'
---> Running in 37a5bd4fa13b
2014/07/05 11:55:28 exec: "/bin/sh": stat /bin/sh: no such file or directory
2014/07/05 19:55:28 exec: "/bin/sh": stat /bin/sh: no such file or directory