message: Fix too deep build directory level
diff: @@ -12,10 +12,9 @@ pipeline {
  sh './autogen.sh'
  sh './configure'
  sh 'make dist'
  - sh 'mkdir -p tmp'
  - sh 'tar xf zcoin-*.tar.gz -C tmp'
  - sh 'mv tmp/zcoin-* tmp/zcoin'
  - dir('tmp/zcoin') {
  + sh 'mkdir -p dist'
  + sh 'tar -C dist --strip-components=1 -xzf zcoin-*.tar.gz'
  + dir('dist') {
  sh './configure'
  sh 'make -j6'
  }
  @@ -23,7 +22,7 @@ pipeline {
  }
  stage('Test') {
  steps {
  - dir('tmp/zcoin') {
  + dir('dist') {
  sh 'make check'
  }
  }
  