barrier_issue.xml

<?xml version="1.0" encoding="utf-8"?>
<android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:id="@+id/card"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:layout_marginEnd="16dp"
    android:layout_marginStart="16dp"
    android:layout_marginTop="16dp"
    android:background="?attr/cardBackground"
    android:elevation="2dp"
    android:padding="16dp">

    <ImageView
        android:id="@+id/avatar"
        android:layout_width="80dp"
        android:layout_height="80dp"
        android:contentDescription="@string/user_avatar"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent"
        tools:src="@drawable/github_avatar" />

    <TextView
        android:id="@+id/userLogin"
        android:layout_width="0dp"
        android:layout_height="wrap_content"
        android:layout_marginStart="8dp"
        android:textSize="25sp"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toEndOf="@id/avatar"
        app:layout_constraintTop_toTopOf="@id/avatar"
        tools:text="google-code-export" />

    <TextView
        android:id="@+id/userName"
        android:layout_width="0dp"
        android:layout_height="wrap_content"
        android:layout_marginStart="8dp"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toEndOf="@id/avatar"
        app:layout_constraintTop_toBottomOf="@id/userLogin"
        tools:text="account just for exporting some project of google code" />

    <View
        android:id="@+id/divider"
        style="?attr/dividerStyle"
        android:layout_width="0dp"
        android:layout_height="1dp"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@id/userName" />

    <TextView
        android:id="@+id/followers"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginTop="16dp"
        android:textStyle="bold"
        app:layout_constraintEnd_toEndOf="@id/followersLabel"
        app:layout_constraintStart_toStartOf="@id/followersLabel"
        app:layout_constraintTop_toBottomOf="@id/divider"
        tools:text="1018" />

    <TextView
        android:id="@+id/followersLabel"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="@string/followers"
        android:textSize="12sp"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@id/followers" />

    <TextView
        android:id="@+id/repositories"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginTop="16dp"
        android:textStyle="bold"
        app:layout_constraintEnd_toEndOf="@id/repositoriesLabel"
        app:layout_constraintStart_toStartOf="@id/repositoriesLabel"
        app:layout_constraintTop_toBottomOf="@id/divider"
        tools:text="282" />

    <TextView
        android:id="@+id/repositoriesLabel"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginStart="16dp"
        android:text="@string/repositories"
        android:textSize="12sp"
        app:layout_constraintStart_toEndOf="@id/followersLabel"
        app:layout_constraintTop_toBottomOf="@id/repositories" />

    <android.support.constraint.Barrier
        android:id="@+id/barrier2"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        app:barrierDirection="bottom"
        app:constraint_referenced_ids="followersLabel, repositoriesLabel" />

    <View
        android:id="@+id/locationIcon"
        android:layout_width="0dp"
        android:layout_height="@dimen/repository_card_icon_size"
        android:background="@drawable/ic_location"
        android:backgroundTint="@color/github_grey"
        app:layout_constraintBottom_toBottomOf="@id/location"
        app:layout_constraintDimensionRatio="1:1"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="@id/location" />

    <TextView
        android:id="@+id/location"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:paddingEnd="8dp"
        android:paddingStart="4dp"
        android:layout_marginTop="16dp"
        app:layout_constraintStart_toEndOf="@id/locationIcon"
        app:layout_constraintTop_toTopOf="@+id/barrier2"
        tools:text="Cali" />

    <View
        android:id="@+id/emailIcon"
        android:layout_width="0dp"
        android:layout_height="@dimen/repository_card_icon_size"
        android:background="@drawable/ic_email"
        android:backgroundTint="@color/github_grey"
        app:layout_constraintBottom_toBottomOf="@id/email"
        app:layout_constraintDimensionRatio="1:1"
        app:layout_constraintStart_toEndOf="@id/location"
        app:layout_constraintTop_toTopOf="@id/email" />

    <TextView
        android:id="@+id/email"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:paddingEnd="8dp"
        android:paddingStart="4dp"
        android:layout_marginTop="16dp"
        app:layout_constraintStart_toEndOf="@id/emailIcon"
        app:layout_constraintTop_toTopOf="@id/barrier2"
        tools:text="google@google.com" />

</android.support.constraint.ConstraintLayout>