/bin/sh: 1: 7z: not found gfortran/10.2: WARN: Build folder is dirty, removing it: /home/conan/w/cci_PR-4249/.conan/data/gfortran/10.2/_/_/build/4db1be536558d833e52e862fd84d64d75c2b3656 ERROR: gfortran/10.2: Error in source() method, line 36 self.run("7z x {0}".format(filename)) ConanException: Error 127 while executing 7z x GCC-10.2.0-crt-8.0.0-with-ada-20201019.7z