Install dog on a dock - Error

[aazedo]

Hello, I'm trying to install 'dog on a dock' and I'm getting this error:

#0 29.22 ==> elixir (compile)
#0 46.65 Compiling /usr/local/src/elixir/lib/elixir/lib/base.ex (it's taking more than 15s)
#0 46.91 make[1]: Entering directory '/usr/local/src/elixir'
#0 46.92 ==> unicode (compile)
#0 62.08 Compiling /usr/local/src/elixir/lib/elixir/unicode/unicode.ex (it's taking more than 15s)
#0 66.84 Killed
#0 66.84 make[1]: Leaving directory '/usr/local/src/elixir'
#0 66.84 make[1]: *** [Makefile:105: lib/elixir/ebin/Elixir.String.Unicode.beam] Error 137
#0 66.85 make: *** [Makefile:92: lib/elixir/ebin/Elixir.Kernel.beam] Error 2

failed to solve: executor failed running [/bin/sh -c set -xe && ELIXIR_DOWNLOAD_URL="https://github.com/elixir-lang/elixir/archive/${ELIXIR_VERSION}.tar.gz" && ELIXIR_DOWNLOAD_SHA256="f3465d8a8e386f3e74831bf9594ee39e6dfde6aa430fe9260844cfe46aa10139" && curl -fSL -o elixir-src.tar.gz $ELIXIR_DOWNLOAD_URL && echo "$ELIXIR_DOWNLOAD_SHA256 elixir-src.tar.gz" | sha256sum -c - && mkdir -p /usr/local/src/elixir && tar -xzC /usr/local/src/elixir --strip-components=1 -f elixir-src.tar.gz && rm elixir-src.tar.gz && cd /usr/local/src/elixir && make install clean]: exit code: 2

Can you help please?