Docker Error Message

[RishiKarumanchi]

Ecountered an error while running the create_caisr_dockers.py program:
1 warning found (use docker --debug to expand):

• MaintainerDeprecated: Maintainer instruction is deprecated in favor of using label (line 3)
  Dockerfile:19

---

18 |
19 | >>> RUN python3 -m venv /caisr_preprocess &&
20 | >>> source /caisr_preprocess/bin/activate &&
21 | >>> /caisr_preprocess/bin/pip install --upgrade pip &&
22 | >>> /caisr_preprocess/bin/pip install -r preprocess/requirements_preprocess.txt
23 |

ERROR: failed to build: failed to solve: process "/bin/bash -c python3 -m venv /caisr_preprocess && source /caisr_preprocess/bin/activate && /caisr_preprocess/bin/pip install --upgrade pip && /caisr_preprocess/bin/pip install -r preprocess/requirements_preprocess.txt" did not complete successfully: exit code: 1
Error occurred while executing 'preprocess': Command '['docker', 'build', '-t', 'caisr_preprocess', '.']' returned non-zero exit status 1.