[Test_Sign_APK] Running shell script
+ ls -l /opt/android-sdk/build-tools/26.0.1/zipalign
-rwxr-xr-x. 1 android android 131217 Aug  9 15:53 /opt/android-sdk/build-tools/26.0.1/zipalign
[Pipeline] signAndroidApks
Executing shell script inside container [imeet-android-sdk] of pod [jenkins-slave-jdq6t-l2nht]
Executing command: "echo" ""resolving effective environment"" 
printf "EXITCODE %3d" $?; exit
# cd "/home/jenkins/workspace/Test_Sign_APK"
"echo" ""resolving effective environment"" 
printf "EXITCODE %3d" $?; exit
# resolving effective environment
# EXITCODE   0[SignApksBuilder] zipalign path explicitly set to /opt/android-sdk/build-tools/26.0.1/zipalign
[SignApksBuilder] no zipalign or zipalign.exe found in path /opt/android-sdk/build-tools/26.0.1
[Pipeline] }
[Pipeline] // stage
[Pipeline] }
[Pipeline] // container
[Pipeline] }
[Pipeline] // node
[Pipeline] }
[Pipeline] // podTemplate
[Pipeline] End of Pipeline
ERROR: failed to find zipalign path in parameters or environment
Finished: FAILURE

env.ANDROID_HOME = '/opt/android-sdk'
env.ANDROID_ZIPALIGN = '/opt/android-sdk/build-tools/26.0.1/zipalign'

<snip>

stage ('Sign APK') {
  sh "ls -l ${ANDROID_ZIPALIGN}"
    signAndroidApks (
    keyStoreId: "AndroidSigningKeystore",
    keyAlias: "AndroidSigningKeystore",
    apksToSign: "**/*.apk",
    // uncomment the following line to output the signed APK to a separate directory as described above
    // signedApkMapping: [ $class: UnsignedApkBuilderDirMapping ] 
    // uncomment the following line to output the signed APK as a sibling of the unsigned APK, as described above, or just omit signedApkMapping
    // you can override these within the script if necessary 
    // androidHome: env.ANDROID_HOME 
    zipalignPath: env.ANDROID_ZIPALIGN
  )
}