confident-OH

Results 2 issues of confident-OH

## Environment details: * Linux version: 5.4; Ubuntu16.04 server ## To install Openwhisk, I do these steps: 1. cd tools/ubuntu-setup && ./all.sh 2. ./gradlew distDocker # in openwhisk home folder...

Even though we used nightly-2022-02-04-x86_64-unknown-linux-gnu as the toolchain, cargo still failed due to version incompatibility when building third-party dependencies(crates.io). some of errors like: error[E0658]: `cfg(target_has_atomic)` is experimental and subject to...