Failed to build demo Docker image

Checklist

[x] Make sure you are using the latest code (git checkout master && git pull origin)
[x] Compile only with rust nightly: rustup default nightly && rustup update nightly && cargo test --all --all-features -v
[x] Try to do cargo update
[x] Try to remove target directory

Classify the bug Put x in the boxes below:

[x] Build issue
[ ] Test failing
[x] Runtime panic
[ ] Incorrect results
[ ] Unexpected/undocumented behaviour /

Describe the problem

Running docker build -t lnp-node:v0.1.0-alpha.4 . as mentionned in demo-alpha.4 fails.

Changing the version to a recent tag doesn't help.
Adding libssl-dev & pkg-config didn't help neither

To Reproduce Steps to reproduce the behavior:

Have docker running
Run the docker-compose command

Expected behavior Build the image successfully

Logs

#20 324.3    Compiling rand v0.5.6
#20 327.0    Compiling atty v0.2.14
#20 327.1    Compiling socks v0.3.3
#20 328.7    Compiling dirs-sys-next v0.1.2
#20 333.3 error: failed to run custom build command for `openssl-sys v0.9.60`
#20 333.3
#20 333.3 Caused by:
#20 333.3   process didn't exit successfully: `/usr/local/src/lnp/target/release/build/openssl-sys-509982c4d7e3ad7d/build-script-main` (exit code: 101)
#20 333.3   --- stdout
#20 333.3   cargo:rustc-cfg=const_fn
#20 333.3   cargo:rerun-if-env-changed=X86_64_UNKNOWN_LINUX_GNU_OPENSSL_NO_VENDOR
#20 333.3   X86_64_UNKNOWN_LINUX_GNU_OPENSSL_NO_VENDOR unset
#20 333.3   cargo:rerun-if-env-changed=OPENSSL_NO_VENDOR
#20 333.3   OPENSSL_NO_VENDOR unset
#20 333.3   CC_x86_64-unknown-linux-gnu = None
#20 333.3   CC_x86_64_unknown_linux_gnu = None
#20 333.3   HOST_CC = None
#20 333.3   CC = None
#20 333.3   CFLAGS_x86_64-unknown-linux-gnu = None
#20 333.3   CFLAGS_x86_64_unknown_linux_gnu = None
#20 333.3   HOST_CFLAGS = None
#20 333.3   CFLAGS = None
#20 333.3   CRATE_CC_NO_DEFAULTS = None
#20 333.3   DEBUG = Some("false")
#20 333.3   CARGO_CFG_TARGET_FEATURE = Some("fxsr,sse,sse2")
#20 333.3   running "perl" "./Configure" "--prefix=/usr/local/src/lnp/target/release/build/openssl-sys-6d3f5fbab1cee494/out/openssl-build/install" "no-dso" "no-shared" "no-ssl3" "no-unit-test" "no-comp" "no-zlib" "no-zlib-dynamic" "no-md2" "no-rc5" "no-weak-ssl-ciphers" "no-camellia" "no-idea" "no-seed" "linux-x86_64" "-O2" "-ffunction-sections" "-fdata-sections" "-fPIC" "-m64"
#20 333.3   Configuring OpenSSL version 1.1.1j (0x101010afL) for linux-x86_64
#20 333.3   Using os-specific seed configuration
#20 333.3   Creating configdata.pm
#20 333.3   Creating Makefile
#20 333.3
#20 333.3   **********************************************************************
#20 333.3   ***                                                                ***
#20 333.3   ***   OpenSSL has been successfully configured                     ***
#20 333.3   ***                                                                ***
#20 333.3   ***   If you encounter a problem while building, please open an    ***
#20 333.3   ***   issue on GitHub <https://github.com/openssl/openssl/issues>  ***
#20 333.3   ***   and include the output from the following command:           ***
#20 333.3   ***                                                                ***
#20 333.3   ***       perl configdata.pm --dump                                ***
#20 333.3   ***                                                                ***
#20 333.3   ***   (If you are new to OpenSSL, you might want to consult the    ***
#20 333.3   ***   'Troubleshooting' section in the INSTALL file first)         ***
#20 333.3   ***                                                                ***
#20 333.3   **********************************************************************
#20 333.3   running "make" "depend"
#20 333.3
#20 333.3   --- stderr
#20 333.3   thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }', /usr/local/cargo/registry/src/github.com-1ecc6299db9ec823/openssl-src-111.14.0+1.1.1j/src/lib.rs:413:39
#20 333.3   note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace
#20 333.3 warning: build failed, waiting for other jobs to finish...
#20 333.7 error: failed to compile `lnp_node v0.1.0-beta.3 (/usr/local/src/lnp)`, intermediate artifacts can be found at `/usr/local/src/lnp/target`
#20 333.7
#20 333.7 Caused by:
#20 333.7   build failed
------
executor failed running [/bin/sh -c cargo install --path . --root "${BUILDER_DIR}" --bins --all-features]: exit code: 101

Additional context Add any other context about the problem here.

Other links https://github.com/sfackler/rust-openssl/issues/1021

LNP-WG / lnp-node

Failed to build demo Docker image #38