--- a/testing/mozharness/configs/merge_day/central_to_aurora.py
+++ b/testing/mozharness/configs/merge_day/central_to_aurora.py
@@ -56,17 +56,18 @@ config = {
         ("browser/config/mozconfigs/whitelist",
          "ac_add_options --with-branding=browser/branding/nightly",
          "ac_add_options --with-branding=browser/branding/aurora"),
     ],
     "locale_files": [
         "browser/locales/shipped-locales",
         "browser/locales/all-locales",
         "mobile/android/locales/maemo-locales",
-        "mobile/android/locales/all-locales"
+        "mobile/android/locales/all-locales",
+        "mobile/locales/l10n-changesets.json",
     ],
 
     "vcs_share_base": os.path.join(ABS_WORK_DIR, 'hg-shared'),
     # "hg_share_base": None,
     "tools_repo_url": "https://hg.mozilla.org/build/tools",
     "tools_repo_branch": "default",
     "from_repo_url": "ssh://hg.mozilla.org/mozilla-central",
     "to_repo_url": "ssh://hg.mozilla.org/releases/mozilla-aurora",

--- a/testing/mozharness/configs/multi_locale/android-mozharness-build.json
+++ b/testing/mozharness/configs/multi_locale/android-mozharness-build.json
@@ -1,5 +1,6 @@
 {
     "work_dir": "build",
-    "locales_file": "src/mobile/android/locales/maemo-locales",
+    "locales_file": "src/mobile/locales/l10n-changesets.json",
+    "locales_platform": "android-multilocale",
     "mozilla_dir": "src"
 }

--- a/testing/mozharness/configs/multi_locale/ash_android-x86.json
+++ b/testing/mozharness/configs/multi_locale/ash_android-x86.json
@@ -1,13 +1,14 @@
 {
     "work_dir": ".",
     "log_name": "multilocale",
     "objdir": "obj-firefox",
-    "locales_file": "build/mobile/android/locales/maemo-locales",
+    "locales_file": "build/mobile/locales/l10n-changesets.json",
+    "locales_platform": "android-multilocale",
     "locales_dir": "mobile/android/locales",
     "ignore_locales": ["en-US", "multi"],
     "repos": [{
         "repo": "https://hg.mozilla.org/projects/ash",
         "branch": "default",
         "dest": "build"
     },{
         "repo": "https://hg.mozilla.org/build/buildbot-configs",

--- a/testing/mozharness/configs/multi_locale/ash_android.json
+++ b/testing/mozharness/configs/multi_locale/ash_android.json
@@ -1,13 +1,14 @@
 {
     "work_dir": ".",
     "log_name": "multilocale",
     "objdir": "obj-firefox",
-    "locales_file": "build/mobile/android/locales/maemo-locales",
+    "locales_file": "build/mobile/locales/l10n-changesets.json",
+    "locales_platform": "android-multilocale",
     "locales_dir": "mobile/android/locales",
     "ignore_locales": ["en-US", "multi"],
     "repos": [{
         "repo": "https://hg.mozilla.org/projects/ash",
         "branch": "default",
         "dest": "build"
     },{
         "repo": "https://hg.mozilla.org/build/buildbot-configs",

--- a/testing/mozharness/configs/multi_locale/date_android-armv6.json
+++ b/testing/mozharness/configs/multi_locale/date_android-armv6.json
@@ -1,13 +1,14 @@
 {
     "work_dir": ".",
     "log_name": "multilocale",
     "objdir": "obj-firefox",
-    "locales_file": "build/mobile/android/locales/maemo-locales",
+    "locales_file": "build/mobile/locales/l10n-changesets.json",
+    "locales_platform": "android-multilocale",
     "locales_dir": "mobile/android/locales",
     "ignore_locales": ["en-US", "multi"],
     "repos": [{
         "repo": "https://hg.mozilla.org/date",
         "branch": "default",
         "dest": "build"
     },{
         "repo": "https://hg.mozilla.org/build/buildbot-configs",

--- a/testing/mozharness/configs/multi_locale/date_android-x86.json
+++ b/testing/mozharness/configs/multi_locale/date_android-x86.json
@@ -1,13 +1,14 @@
 {
     "work_dir": ".",
     "log_name": "multilocale",
     "objdir": "obj-firefox",
-    "locales_file": "build/mobile/android/locales/maemo-locales",
+    "locales_file": "build/mobile/locales/l10n-changesets.json",
+    "locales_platform": "android-multilocale",
     "locales_dir": "mobile/android/locales",
     "ignore_locales": ["en-US", "multi"],
     "repos": [{
         "repo": "https://hg.mozilla.org/date",
         "branch": "default",
         "dest": "build"
     },{
         "repo": "https://hg.mozilla.org/build/buildbot-configs",

--- a/testing/mozharness/configs/multi_locale/date_android.json
+++ b/testing/mozharness/configs/multi_locale/date_android.json
@@ -1,13 +1,14 @@
 {
     "work_dir": ".",
     "log_name": "multilocale",
     "objdir": "obj-firefox",
-    "locales_file": "build/mobile/android/locales/maemo-locales",
+    "locales_file": "build/mobile/locales/l10n-changesets.json",
+    "locales_platform": "android-multilocale",
     "locales_dir": "mobile/android/locales",
     "ignore_locales": ["en-US", "multi"],
     "repos": [{
         "repo": "https://hg.mozilla.org/date",
         "branch": "default",
         "dest": "build"
     },{
         "repo": "https://hg.mozilla.org/build/buildbot-configs",

--- a/testing/mozharness/configs/multi_locale/mozilla-aurora_android-armv6.json
+++ b/testing/mozharness/configs/multi_locale/mozilla-aurora_android-armv6.json
@@ -1,13 +1,14 @@
 {
     "work_dir": ".",
     "log_name": "multilocale",
     "objdir": "obj-firefox",
-    "locales_file": "build/mobile/android/locales/maemo-locales",
+    "locales_file": "build/mobile/locales/l10n-changesets.json",
+    "locales_platform": "android-multilocale",
     "locales_dir": "mobile/android/locales",
     "ignore_locales": ["en-US", "multi"],
     "repos": [{
         "repo": "https://hg.mozilla.org/releases/mozilla-aurora",
         "branch": "default",
         "dest": "build"
     },{
         "repo": "https://hg.mozilla.org/build/buildbot-configs",

--- a/testing/mozharness/configs/multi_locale/mozilla-aurora_android-x86.json
+++ b/testing/mozharness/configs/multi_locale/mozilla-aurora_android-x86.json
@@ -1,13 +1,14 @@
 {
     "work_dir": ".",
     "log_name": "multilocale",
     "objdir": "obj-firefox",
-    "locales_file": "build/mobile/android/locales/maemo-locales",
+    "locales_file": "build/mobile/locales/l10n-changesets.json",
+    "locales_platform": "android-multilocale",
     "locales_dir": "mobile/android/locales",
     "ignore_locales": ["en-US", "multi"],
     "repos": [{
         "repo": "https://hg.mozilla.org/releases/mozilla-aurora",
         "branch": "default",
         "dest": "build"
     },{
         "repo": "https://hg.mozilla.org/build/buildbot-configs",

--- a/testing/mozharness/configs/multi_locale/mozilla-aurora_android.json
+++ b/testing/mozharness/configs/multi_locale/mozilla-aurora_android.json
@@ -1,13 +1,14 @@
 {
     "work_dir": ".",
     "log_name": "multilocale",
     "objdir": "obj-firefox",
-    "locales_file": "build/mobile/android/locales/maemo-locales",
+    "locales_file": "build/mobile/locales/l10n-changesets.json",
+    "locales_platform": "android-multilocale",
     "locales_dir": "mobile/android/locales",
     "ignore_locales": ["en-US", "multi"],
     "repos": [{
         "repo": "https://hg.mozilla.org/releases/mozilla-aurora",
         "branch": "default",
         "dest": "build"
     },{
         "repo": "https://hg.mozilla.org/build/buildbot-configs",

--- a/testing/mozharness/configs/multi_locale/mozilla-beta_android-armv6.json
+++ b/testing/mozharness/configs/multi_locale/mozilla-beta_android-armv6.json
@@ -1,13 +1,14 @@
 {
     "work_dir": ".",
     "log_name": "multilocale",
     "objdir": "obj-firefox",
-    "locales_file": "build/mobile/android/locales/maemo-locales",
+    "locales_file": "build/mobile/locales/l10n-changesets.json",
+    "locales_platform": "android-multilocale",
     "locales_dir": "mobile/android/locales",
     "ignore_locales": ["en-US", "multi"],
     "repos": [{
         "repo": "https://hg.mozilla.org/releases/mozilla-beta",
         "branch": "default",
         "dest": "build"
     },{
         "repo": "https://hg.mozilla.org/build/buildbot-configs",

--- a/testing/mozharness/configs/multi_locale/mozilla-beta_android-x86.json
+++ b/testing/mozharness/configs/multi_locale/mozilla-beta_android-x86.json
@@ -1,13 +1,14 @@
 {
     "work_dir": ".",
     "log_name": "multilocale",
     "objdir": "obj-firefox",
-    "locales_file": "build/mobile/android/locales/maemo-locales",
+    "locales_file": "build/mobile/locales/l10n-changesets.json",
+    "locales_platform": "android-multilocale",
     "locales_dir": "mobile/android/locales",
     "ignore_locales": ["en-US", "multi"],
     "repos": [{
         "repo": "https://hg.mozilla.org/releases/mozilla-beta",
         "branch": "default",
         "dest": "build"
     },{
         "repo": "https://hg.mozilla.org/build/buildbot-configs",

--- a/testing/mozharness/configs/multi_locale/mozilla-beta_android.json
+++ b/testing/mozharness/configs/multi_locale/mozilla-beta_android.json
@@ -1,13 +1,14 @@
 {
     "work_dir": ".",
     "log_name": "multilocale",
     "objdir": "obj-firefox",
-    "locales_file": "build/mobile/android/locales/maemo-locales",
+    "locales_file": "build/mobile/locales/l10n-changesets.json",
+    "locales_platform": "android-multilocale",
     "locales_dir": "mobile/android/locales",
     "ignore_locales": ["en-US", "multi"],
     "repos": [{
         "repo": "https://hg.mozilla.org/releases/mozilla-beta",
         "branch": "default",
         "dest": "build"
     },{
         "repo": "https://hg.mozilla.org/build/buildbot-configs",

--- a/testing/mozharness/configs/multi_locale/mozilla-central_android-armv6.json
+++ b/testing/mozharness/configs/multi_locale/mozilla-central_android-armv6.json
@@ -1,13 +1,14 @@
 {
     "work_dir": ".",
     "log_name": "multilocale",
     "objdir": "obj-firefox",
-    "locales_file": "build/mobile/android/locales/maemo-locales",
+    "locales_file": "build/mobile/locales/l10n-changesets.json",
+    "locales_platform": "android-multilocale",
     "locales_dir": "mobile/android/locales",
     "ignore_locales": ["en-US", "multi"],
     "repos": [{
         "repo": "https://hg.mozilla.org/mozilla-central",
         "branch": "default",
         "dest": "build"
     },{
         "repo": "https://hg.mozilla.org/build/buildbot-configs",

--- a/testing/mozharness/configs/multi_locale/mozilla-central_android-x86.json
+++ b/testing/mozharness/configs/multi_locale/mozilla-central_android-x86.json
@@ -1,13 +1,14 @@
 {
     "work_dir": ".",
     "log_name": "multilocale",
     "objdir": "obj-firefox",
-    "locales_file": "build/mobile/android/locales/maemo-locales",
+    "locales_file": "build/mobile/locales/l10n-changesets.json",
+    "locales_platform": "android-multilocale",
     "locales_dir": "mobile/android/locales",
     "ignore_locales": ["en-US", "multi"],
     "repos": [{
         "repo": "https://hg.mozilla.org/mozilla-central",
         "branch": "default",
         "dest": "build"
     },{
         "repo": "https://hg.mozilla.org/build/buildbot-configs",

--- a/testing/mozharness/configs/multi_locale/mozilla-central_android.json
+++ b/testing/mozharness/configs/multi_locale/mozilla-central_android.json
@@ -1,13 +1,14 @@
 {
     "work_dir": ".",
     "log_name": "multilocale",
     "objdir": "obj-firefox",
-    "locales_file": "build/mobile/android/locales/maemo-locales",
+    "locales_file": "build/mobile/locales/l10n-changesets.json",
+    "locales_platform": "android-multilocale",
     "locales_dir": "mobile/android/locales",
     "ignore_locales": ["en-US", "multi"],
     "repos": [{
         "repo": "https://hg.mozilla.org/mozilla-central",
         "branch": "default",
         "dest": "build"
     },{
         "repo": "https://hg.mozilla.org/build/buildbot-configs",

--- a/testing/mozharness/configs/multi_locale/mozilla-release_android-armv6.json
+++ b/testing/mozharness/configs/multi_locale/mozilla-release_android-armv6.json
@@ -1,13 +1,14 @@
 {
     "work_dir": ".",
     "log_name": "multilocale",
     "objdir": "obj-firefox",
-    "locales_file": "build/mobile/android/locales/maemo-locales",
+    "locales_file": "build/mobile/locales/l10n-changesets.json",
+    "locales_platform": "android-multilocale",
     "locales_dir": "mobile/android/locales",
     "ignore_locales": ["en-US", "multi"],
     "repos": [{
         "repo": "https://hg.mozilla.org/releases/mozilla-release",
         "branch": "default",
         "dest": "build"
     },{
         "repo": "https://hg.mozilla.org/build/buildbot-configs",

--- a/testing/mozharness/configs/multi_locale/mozilla-release_android-x86.json
+++ b/testing/mozharness/configs/multi_locale/mozilla-release_android-x86.json
@@ -1,13 +1,14 @@
 {
     "work_dir": ".",
     "log_name": "multilocale",
     "objdir": "obj-firefox",
-    "locales_file": "build/mobile/android/locales/maemo-locales",
+    "locales_file": "build/mobile/locales/l10n-changesets.json",
+    "locales_platform": "android-multilocale",
     "locales_dir": "mobile/android/locales",
     "ignore_locales": ["en-US", "multi"],
     "repos": [{
         "repo": "https://hg.mozilla.org/releases/mozilla-release",
         "branch": "default",
         "dest": "build"
     },{
         "repo": "https://hg.mozilla.org/build/buildbot-configs",

--- a/testing/mozharness/configs/multi_locale/mozilla-release_android.json
+++ b/testing/mozharness/configs/multi_locale/mozilla-release_android.json
@@ -1,13 +1,14 @@
 {
     "work_dir": ".",
     "log_name": "multilocale",
     "objdir": "obj-firefox",
-    "locales_file": "build/mobile/android/locales/maemo-locales",
+    "locales_file": "build/mobile/locales/l10n-changesets.json",
+    "locales_platform": "android-multilocale",
     "locales_dir": "mobile/android/locales",
     "ignore_locales": ["en-US", "multi"],
     "repos": [{
         "repo": "https://hg.mozilla.org/releases/mozilla-release",
         "branch": "default",
         "dest": "build"
     },{
         "repo": "https://hg.mozilla.org/build/buildbot-configs",

--- a/testing/mozharness/configs/multi_locale/standalone_mozilla-central.py
+++ b/testing/mozharness/configs/multi_locale/standalone_mozilla-central.py
@@ -15,17 +15,18 @@ ANDROID_DIR = "mobile/android"
 # Absolute path to your mozconfig.
 # By default it looks at "./mozconfig"
 MOZCONFIG = os.path.join(os.getcwd(), "mozconfig")
 
 config = {
     "work_dir": ".",
     "log_name": "multilocale",
     "objdir": OBJDIR,
-    "locales_file": "%s/%s/locales/maemo-locales" % (BUILD_DIR, ANDROID_DIR),
+    "locales_file": "%s/mobile/locales/l10n-changesets.json" % BUILD_DIR,
+    "locales_platform": "android-multilocale",
     "locales_dir": "%s/locales" % ANDROID_DIR,
     "ignore_locales": ["en-US", "multi"],
     "repos": [{
         "repo": "https://hg.mozilla.org/%s" % REPO_PATH,
         "branch": "default",
         "dest": BUILD_DIR,
     }],
     "vcs_share_base": "/builds/hg-shared",

--- a/testing/mozharness/configs/single_locale/ash_android-api-15.py
+++ b/testing/mozharness/configs/single_locale/ash_android-api-15.py
@@ -8,17 +8,17 @@ HG_SHARE_BASE_DIR = "/builds/hg-shared"
 config = {
     "branch": BRANCH,
     "log_name": "single_locale",
     "objdir": OBJDIR,
     "is_automation": True,
     "buildbot_json_path": "buildprops.json",
     "force_clobber": True,
     "clobberer_url": "https://api.pub.build.mozilla.org/clobberer/lastclobber",
-    "locales_file": "%s/mobile/android/locales/all-locales" % MOZILLA_DIR,
+    "locales_file": "%s/mobile/locales/l10n-changesets.json" % MOZILLA_DIR,
     "locales_dir": "mobile/android/locales",
     "ignore_locales": ["en-US"],
     "nightly_build": True,
     'balrog_credentials_file': 'oauth.txt',
     "tools_repo": "https://hg.mozilla.org/build/tools",
     "tooltool_config": {
         "manifest": "mobile/android/config/tooltool-manifests/android/releng.manifest",
         "output_dir": "%(abs_work_dir)s/" + MOZILLA_DIR,

--- a/testing/mozharness/configs/single_locale/date_android-api-15.py
+++ b/testing/mozharness/configs/single_locale/date_android-api-15.py
@@ -8,17 +8,17 @@ EN_US_BINARY_URL = "http://archive.mozil
 config = {
     "branch": BRANCH,
     "log_name": "single_locale",
     "objdir": "obj-l10n",
     "is_automation": True,
     "buildbot_json_path": "buildprops.json",
     "force_clobber": True,
     "clobberer_url": "https://api.pub.build.mozilla.org/clobberer/lastclobber",
-    "locales_file": "%s/mobile/android/locales/all-locales" % MOZILLA_DIR,
+    "locales_file": "%s/mobile/locales/l10n-changesets.json" % MOZILLA_DIR,
     "locales_dir": "mobile/android/locales",
     "ignore_locales": ["en-US"],
     "nightly_build": True,
     'balrog_credentials_file': 'oauth.txt',
     "tools_repo": "https://hg.mozilla.org/build/tools",
     "tooltool_config": {
         "manifest": "mobile/android/config/tooltool-manifests/android/releng.manifest",
         "output_dir": "%(abs_work_dir)s/" + MOZILLA_DIR,

--- a/testing/mozharness/configs/single_locale/mozilla-aurora_android-api-15.py
+++ b/testing/mozharness/configs/single_locale/mozilla-aurora_android-api-15.py
@@ -10,17 +10,17 @@ HG_SHARE_BASE_DIR = "/builds/hg-shared"
 config = {
     "branch": BRANCH,
     "log_name": "single_locale",
     "objdir": OBJDIR,
     "is_automation": True,
     "buildbot_json_path": "buildprops.json",
     "force_clobber": True,
     "clobberer_url": "https://api.pub.build.mozilla.org/clobberer/lastclobber",
-    "locales_file": "%s/mobile/android/locales/all-locales" % MOZILLA_DIR,
+    "locales_file": "%s/mobile/locales/l10n-changesets.json" % MOZILLA_DIR,
     "locales_dir": "mobile/android/locales",
     "ignore_locales": ["en-US"],
     "nightly_build": True,
     'balrog_credentials_file': 'oauth.txt',
     "tools_repo": "https://hg.mozilla.org/build/tools",
     "tooltool_config": {
         "manifest": "mobile/android/config/tooltool-manifests/android/releng.manifest",
         "output_dir": "%(abs_work_dir)s/" + MOZILLA_DIR,

--- a/testing/mozharness/configs/single_locale/mozilla-central_android-api-15.py
+++ b/testing/mozharness/configs/single_locale/mozilla-central_android-api-15.py
@@ -10,17 +10,17 @@ HG_SHARE_BASE_DIR = "/builds/hg-shared"
 config = {
     "branch": BRANCH,
     "log_name": "single_locale",
     "objdir": OBJDIR,
     "is_automation": True,
     "buildbot_json_path": "buildprops.json",
     "force_clobber": True,
     "clobberer_url": "https://api.pub.build.mozilla.org/clobberer/lastclobber",
-    "locales_file": "%s/mobile/android/locales/all-locales" % MOZILLA_DIR,
+    "locales_file": "%s/mobile/locales/l10n-changesets.json" % MOZILLA_DIR,
     "locales_dir": "mobile/android/locales",
     "ignore_locales": ["en-US"],
     "nightly_build": True,
     'balrog_credentials_file': 'oauth.txt',
     "tools_repo": "https://hg.mozilla.org/build/tools",
     "tooltool_config": {
         "manifest": "mobile/android/config/tooltool-manifests/android/releng.manifest",
         "output_dir": "%(abs_work_dir)s/" + MOZILLA_DIR,

--- a/testing/mozharness/configs/single_locale/tc_android-api-15.py
+++ b/testing/mozharness/configs/single_locale/tc_android-api-15.py
@@ -1,11 +1,11 @@
 config = {
     "stage_platform": "android-api-15",
-    "locales_file": "src/mobile/android/locales/all-locales",
+    "locales_file": "src/mobile/locales/l10n-changesets.json",
     "tools_repo": "https://hg.mozilla.org/build/tools",
     "mozconfig": "src/mobile/android/config/mozconfigs/android-api-15/l10n-nightly",
     "tooltool_config": {
         "manifest": "mobile/android/config/tooltool-manifests/android/releng.manifest",
         "output_dir": "%(abs_work_dir)s/src",
     },
     "tooltool_servers": ['http://relengapi/tooltool/'],
 

--- a/testing/mozharness/configs/single_locale/try_android-api-15.py
+++ b/testing/mozharness/configs/single_locale/try_android-api-15.py
@@ -6,17 +6,17 @@ EN_US_BINARY_URL = "http://archive.mozil
 config = {
     "branch": "try",
     "log_name": "single_locale",
     "objdir": "obj-l10n",
     "is_automation": True,
     "buildbot_json_path": "buildprops.json",
     "force_clobber": True,
     "clobberer_url": "https://api.pub.build.mozilla.org/clobberer/lastclobber",
-    "locales_file": "%s/mobile/android/locales/all-locales" % MOZILLA_DIR,
+    "locales_file": "%s/mobile/locales/l10n-changesets.json" % MOZILLA_DIR,
     "locales_dir": "mobile/android/locales",
     "ignore_locales": ["en-US"],
     "nightly_build": False,
     'balrog_credentials_file': 'oauth.txt',
     "tools_repo": "https://hg.mozilla.org/build/tools",
     "tooltool_config": {
         "manifest": "mobile/android/config/tooltool-manifests/android/releng.manifest",
         "output_dir": "%(abs_work_dir)s/" + MOZILLA_DIR,

--- a/testing/mozharness/mozharness/mozilla/l10n/locales.py
+++ b/testing/mozharness/mozharness/mozilla/l10n/locales.py
@@ -4,16 +4,17 @@
 # License, v. 2.0. If a copy of the MPL was not distributed with this file,
 # You can obtain one at http://mozilla.org/MPL/2.0/.
 # ***** END LICENSE BLOCK *****
 """Localization.
 """
 
 import os
 from urlparse import urljoin
+import pprint
 import sys
 from copy import deepcopy
 
 sys.path.insert(1, os.path.dirname(sys.path[0]))
 
 from mozharness.base.config import parse_config_file
 from mozharness.base.errors import PythonErrorList
 from mozharness.base.parallel import ChunkingMixin
@@ -117,31 +118,34 @@ class LocalesMixin(ChunkingMixin):
     def list_locales(self):
         """ Stub action method.
         """
         self.info("Locale list: %s" % str(self.query_locales()))
 
     def parse_locales_file(self, locales_file):
         locales = []
         c = self.config
+        self.info("Parsing locales file %s" % locales_file)
         platform = c.get("locales_platform", None)
 
         if locales_file.endswith('json'):
             locales_json = parse_config_file(locales_file)
-            for locale in locales_json.keys():
+            for locale in sorted(locales_json.keys()):
                 if isinstance(locales_json[locale], dict):
                     if platform and platform not in locales_json[locale]['platforms']:
                         continue
                     self.l10n_revisions[locale] = locales_json[locale]['revision']
                 else:
                     # some other way of getting this?
                     self.l10n_revisions[locale] = 'default'
                 locales.append(locale)
         else:
             locales = self.read_from_file(locales_file).split()
+        self.info("self.l10n_revisions: %s" % pprint.pformat(self.l10n_revisions))
+        self.info("locales: %s" % locales)
         return locales
 
     def run_compare_locales(self, locale, halt_on_failure=False):
         dirs = self.query_abs_dirs()
         env = self.query_l10n_env()
         python = self.query_exe('python2.7')
         compare_locales_error_list = list(PythonErrorList)
         self.rmtree(dirs['abs_merge_dir'])