(ghcc) ~/idioms/ghcc-idioms$ docker build -t gcc-custom .
[+] Building 0.5s (12/19) docker:default
=> [internal] load build definition from Dockerfile 0.0s
=> => transferring dockerfile: 9.01kB 0.0s
=> [internal] load metadata for docker.io/library/gcc:10.3-buster 0.3s
=> [internal] load .dockerignore 0.0s
=> => transferring context: 80B 0.0s
=> [internal] load build context 0.0s
=> => transferring context: 79.71kB 0.0s
=> CANCELED [ 1/15] FROM docker.io/library/gcc:10.3-buster@sha256:2af5e97f786222b0bb88c7409d91b5906f2c648e63fbc471ed4f21f3e97eae2a 0.1s
=> => resolve docker.io/library/gcc:10.3-buster@sha256:2af5e97f786222b0bb88c7409d91b5906f2c648e63fbc471ed4f21f3e97eae2a 0.0s
=> => sha256:bc2e3fb870cd03a121397675d79d9f5c3956f4c31fdc0fd18a721e54b26d7134 2.21kB / 2.21kB 0.0s
=> => sha256:5a1d579cc342df8b5ee5726d992c4f57f0d276f5ba6b2e3b7a5d9cc0f9d2c2fe 9.20kB / 9.20kB 0.0s
=> => sha256:2af5e97f786222b0bb88c7409d91b5906f2c648e63fbc471ed4f21f3e97eae2a 1.43kB / 1.43kB 0.0s
=> CACHED [ 2/15] RUN apt-get update && apt-get install -y --no-install-recommends ca-certificates curl python3-dev 0.0s
=> CACHED [ 3/15] RUN curl https://bootstrap.pypa.io/pip/3.7/get-pip.py -o get-pip.py && python3 get-pip.py 0.0s
=> CACHED [ 4/15] RUN gpg --batch --keyserver hkps://keys.openpgp.org --recv-keys B42F6819007F00F88E364FD4036A9C25BF357DD4 0.0s
=> CACHED [ 5/15] RUN curl -o /usr/local/bin/gosu -SL "https://github.com/tianon/gosu/releases/download/1.4/gosu-$(dpkg --print-architecture)" && curl -o /usr/local/bin/gosu.asc 0.0s
=> CACHED [ 6/15] RUN apt-get install -y --no-install-recommends less vim bmake cmake 0.0s
=> CACHED [ 7/15] RUN apt-get install -y --no-install-recommends binutils-dev bison check dialog flex flite1-dev freeglut3-dev guile-2.0-dev lib3d 0.0s
=> ERROR [ 8/15] COPY requirements.txt /usr/src/ 0.0s
------
> [ 8/15] COPY requirements.txt /usr/src/:
------
Dockerfile:386
--------------------
384 |
385 | # Install Python libraries.
386 | >>> COPY requirements.txt /usr/src/
387 | RUN pip install -r /usr/src/requirements.txt && \
388 | rm /usr/src/requirements.txt
--------------------
ERROR: failed to solve: failed to compute cache key: failed to calculate checksum of ref 6aba3148-dafd-4e23-9bd0-f1510d021f7d::7kp2byt6bgygrjsafdfy5j2kd: "/requirements.txt": not found
