.travis.yml

            --- actual
+++ expected
@@ -1,129 +1,106 @@
-
 env:
    global:
-     - CONAN_REFERENCE: "boost/1.64.0"
      - CONAN_USERNAME: "conan"
      - CONAN_LOGIN_USERNAME: "conanbot"
      - CONAN_CHANNEL: "testing"
      - CONAN_UPLOAD: "https://api.bintray.com/conan/conan-community/conan"
-     - CONAN_STABLE_BRANCH_PATTERN: "release/*"
-     - CONAN_TOTAL_PAGES: 10
-     - CONAN_UPLOAD_ONLY_WHEN_STABLE: 1 # Will only upload when the branch matches "release/*"
+     - CONAN_STABLE_BRANCH_PATTERN: "(release|stable)/[a-zA-Z0-9_][a-zA-Z0-9_+.-]+"
+     - CONAN_UPLOAD_ONLY_WHEN_STABLE: 1 # Will only upload when the branch matches the stable pattern
+     - CONAN_DOCKER_32_IMAGES: 1
+     - CONAN_TOTAL_PAGES: 1
+
 
 linux: &linux
    os: linux
-   sudo: required
+   dist: xenial
    language: python
-   python: "3.6"
+   python: "3.7"
    services:
      - docker
 osx: &osx
    os: osx
    language: generic
-matrix:
+
+stages:
+  - conan-linux
+  - conan-osx
+
+jobs:
    include:
+     
+      - <<: *linux
+        stage: conan-linux
+        env: CONAN_GCC_VERSIONS=4.8 CONAN_DOCKER_IMAGE=conanio/gcc48 CONAN_CURRENT_PAGE=1
+     
+      - <<: *linux
+        stage: conan-linux
+        env: CONAN_GCC_VERSIONS=4.9 CONAN_DOCKER_IMAGE=conanio/gcc49 CONAN_CURRENT_PAGE=1
+     
+      - <<: *linux
+        stage: conan-linux
+        env: CONAN_GCC_VERSIONS=5 CONAN_DOCKER_IMAGE=conanio/gcc5 CONAN_CURRENT_PAGE=1
+     
+      - <<: *linux
+        stage: conan-linux
+        env: CONAN_GCC_VERSIONS=6 CONAN_DOCKER_IMAGE=conanio/gcc6 CONAN_CURRENT_PAGE=1
+     
+      - <<: *linux
+        stage: conan-linux
+        env: CONAN_GCC_VERSIONS=7 CONAN_DOCKER_IMAGE=conanio/gcc7 CONAN_CURRENT_PAGE=1
+     
+      - <<: *linux
+        stage: conan-linux
+        env: CONAN_GCC_VERSIONS=8 CONAN_DOCKER_IMAGE=conanio/gcc8 CONAN_CURRENT_PAGE=1
+     
 
+     
       - <<: *linux
-        env: CONAN_GCC_VERSIONS=4.8 CONAN_DOCKER_IMAGE=conanio/gcc48 CONAN_ARCHS=x86_64 CONAN_CURRENT_PAGE=1 CONAN_TOTAL_PAGES=4
+        stage: conan-linux
+        env: CONAN_CLANG_VERSIONS=3.9 CONAN_DOCKER_IMAGE=conanio/clang39 CONAN_CURRENT_PAGE=1
+     
       - <<: *linux
-        env: CONAN_GCC_VERSIONS=4.8 CONAN_DOCKER_IMAGE=conanio/gcc48 CONAN_ARCHS=x86_64 CONAN_CURRENT_PAGE=2 CONAN_TOTAL_PAGES=4
+        stage: conan-linux
+        env: CONAN_CLANG_VERSIONS=4.0 CONAN_DOCKER_IMAGE=conanio/clang40 CONAN_CURRENT_PAGE=1
+     
       - <<: *linux
-        env: CONAN_GCC_VERSIONS=4.8 CONAN_DOCKER_IMAGE=conanio/gcc48 CONAN_ARCHS=x86_64 CONAN_CURRENT_PAGE=3 CONAN_TOTAL_PAGES=4
+        stage: conan-linux
+        env: CONAN_CLANG_VERSIONS=5.0 CONAN_DOCKER_IMAGE=conanio/clang50 CONAN_CURRENT_PAGE=1
+     
       - <<: *linux
-        env: CONAN_GCC_VERSIONS=4.8 CONAN_DOCKER_IMAGE=conanio/gcc48 CONAN_ARCHS=x86_64 CONAN_CURRENT_PAGE=4 CONAN_TOTAL_PAGES=4
+        stage: conan-linux
+        env: CONAN_CLANG_VERSIONS=6.0 CONAN_DOCKER_IMAGE=conanio/clang60 CONAN_CURRENT_PAGE=1
+     
       - <<: *linux
-        env: CONAN_GCC_VERSIONS=4.9 CONAN_DOCKER_IMAGE=conanio/gcc49 CONAN_CURRENT_PAGE=1 CONAN_TOTAL_PAGES=4
+        stage: conan-linux
+        env: CONAN_CLANG_VERSIONS=7.0 CONAN_DOCKER_IMAGE=conanio/clang7 CONAN_CURRENT_PAGE=1
+     
+
+     
       - <<: *linux
-        env: CONAN_GCC_VERSIONS=4.9 CONAN_DOCKER_IMAGE=conanio/gcc49 CONAN_CURRENT_PAGE=2 CONAN_TOTAL_PAGES=4
+        stage: conan-osx
+        osx_image: xcode7.3
+        env: CONAN_APPLE_CLANG_VERSIONS=7.3 CONAN_CURRENT_PAGE=1
+     
       - <<: *linux
-        env: CONAN_GCC_VERSIONS=4.9 CONAN_DOCKER_IMAGE=conanio/gcc49 CONAN_CURRENT_PAGE=3 CONAN_TOTAL_PAGES=4
+        stage: conan-osx
+        osx_image: xcode8.1
+        env: CONAN_APPLE_CLANG_VERSIONS=8.1 CONAN_CURRENT_PAGE=1
+     
       - <<: *linux
-        env: CONAN_GCC_VERSIONS=4.9 CONAN_DOCKER_IMAGE=conanio/gcc49 CONAN_CURRENT_PAGE=4 CONAN_TOTAL_PAGES=4
+        stage: conan-osx
+        osx_image: xcode9.0
+        env: CONAN_APPLE_CLANG_VERSIONS=9.0 CONAN_CURRENT_PAGE=1
+     
       - <<: *linux
-        env: CONAN_GCC_VERSIONS=5 CONAN_DOCKER_IMAGE=conanio/gcc5 CONAN_CURRENT_PAGE=1
+        stage: conan-osx
+        osx_image: xcode9.1
+        env: CONAN_APPLE_CLANG_VERSIONS=9.1 CONAN_CURRENT_PAGE=1
+     
       - <<: *linux
-        env: CONAN_GCC_VERSIONS=5 CONAN_DOCKER_IMAGE=conanio/gcc5 CONAN_CURRENT_PAGE=2
-      - <<: *linux
-        env: CONAN_GCC_VERSIONS=5 CONAN_DOCKER_IMAGE=conanio/gcc5 CONAN_CURRENT_PAGE=3
-      - <<: *linux
-        env: CONAN_GCC_VERSIONS=5 CONAN_DOCKER_IMAGE=conanio/gcc5 CONAN_CURRENT_PAGE=4
-      - <<: *linux
-        env: CONAN_GCC_VERSIONS=5 CONAN_DOCKER_IMAGE=conanio/gcc5 CONAN_CURRENT_PAGE=5
-      - <<: *linux
-        env: CONAN_GCC_VERSIONS=5 CONAN_DOCKER_IMAGE=conanio/gcc5 CONAN_CURRENT_PAGE=6
-      - <<: *linux
-        env: CONAN_GCC_VERSIONS=5 CONAN_DOCKER_IMAGE=conanio/gcc5 CONAN_CURRENT_PAGE=7
-      - <<: *linux
-        env: CONAN_GCC_VERSIONS=5 CONAN_DOCKER_IMAGE=conanio/gcc5 CONAN_CURRENT_PAGE=8
-      - <<: *linux
-        env: CONAN_GCC_VERSIONS=5 CONAN_DOCKER_IMAGE=conanio/gcc5 CONAN_CURRENT_PAGE=9
-      - <<: *linux
-        env: CONAN_GCC_VERSIONS=5 CONAN_DOCKER_IMAGE=conanio/gcc5 CONAN_CURRENT_PAGE=10
-      - <<: *linux
-        env: CONAN_GCC_VERSIONS=6 CONAN_DOCKER_IMAGE=conanio/gcc6 CONAN_CURRENT_PAGE=1
-      - <<: *linux
-        env: CONAN_GCC_VERSIONS=6 CONAN_DOCKER_IMAGE=conanio/gcc6 CONAN_CURRENT_PAGE=2
-      - <<: *linux
-        env: CONAN_GCC_VERSIONS=6 CONAN_DOCKER_IMAGE=conanio/gcc6 CONAN_CURRENT_PAGE=3
-      - <<: *linux
-        env: CONAN_GCC_VERSIONS=6 CONAN_DOCKER_IMAGE=conanio/gcc6 CONAN_CURRENT_PAGE=4
-      - <<: *linux
-        env: CONAN_GCC_VERSIONS=6 CONAN_DOCKER_IMAGE=conanio/gcc6 CONAN_CURRENT_PAGE=5
-      - <<: *linux
-        env: CONAN_GCC_VERSIONS=6 CONAN_DOCKER_IMAGE=conanio/gcc6 CONAN_CURRENT_PAGE=6
-      - <<: *linux
-        env: CONAN_GCC_VERSIONS=6 CONAN_DOCKER_IMAGE=conanio/gcc6 CONAN_CURRENT_PAGE=7
-      - <<: *linux
-        env: CONAN_GCC_VERSIONS=6 CONAN_DOCKER_IMAGE=conanio/gcc6 CONAN_CURRENT_PAGE=8
-      - <<: *linux
-        env: CONAN_GCC_VERSIONS=6 CONAN_DOCKER_IMAGE=conanio/gcc6 CONAN_CURRENT_PAGE=9
-      - <<: *linux
-        env: CONAN_GCC_VERSIONS=6 CONAN_DOCKER_IMAGE=conanio/gcc6 CONAN_CURRENT_PAGE=10
-      - <<: *linux
-        env: CONAN_GCC_VERSIONS=7 CONAN_DOCKER_IMAGE=conanio/gcc7 CONAN_CURRENT_PAGE=1
-      - <<: *linux
-        env: CONAN_GCC_VERSIONS=7 CONAN_DOCKER_IMAGE=conanio/gcc7 CONAN_CURRENT_PAGE=2
-      - <<: *linux
-        env: CONAN_GCC_VERSIONS=7 CONAN_DOCKER_IMAGE=conanio/gcc7 CONAN_CURRENT_PAGE=3
-      - <<: *linux
-        env: CONAN_GCC_VERSIONS=7 CONAN_DOCKER_IMAGE=conanio/gcc7 CONAN_CURRENT_PAGE=4
-      - <<: *linux
-        env: CONAN_GCC_VERSIONS=7 CONAN_DOCKER_IMAGE=conanio/gcc7 CONAN_CURRENT_PAGE=5
-      - <<: *linux
-        env: CONAN_GCC_VERSIONS=7 CONAN_DOCKER_IMAGE=conanio/gcc7 CONAN_CURRENT_PAGE=6
-      - <<: *linux
-        env: CONAN_GCC_VERSIONS=7 CONAN_DOCKER_IMAGE=conanio/gcc7 CONAN_CURRENT_PAGE=7
-      - <<: *linux
-        env: CONAN_GCC_VERSIONS=7 CONAN_DOCKER_IMAGE=conanio/gcc7 CONAN_CURRENT_PAGE=8
-      - <<: *linux
-        env: CONAN_GCC_VERSIONS=7 CONAN_DOCKER_IMAGE=conanio/gcc7 CONAN_CURRENT_PAGE=9
-      - <<: *linux
-        env: CONAN_GCC_VERSIONS=7 CONAN_DOCKER_IMAGE=conanio/gcc7 CONAN_CURRENT_PAGE=10
-      - <<: *osx
-        osx_image: xcode9
-        env: CONAN_APPLE_CLANG_VERSIONS=9.0 CONAN_CURRENT_PAGE=1 CONAN_TOTAL_PAGES=4
-      - <<: *osx
-        osx_image: xcode9
-        env: CONAN_APPLE_CLANG_VERSIONS=9.0 CONAN_CURRENT_PAGE=2 CONAN_TOTAL_PAGES=4
-      - <<: *osx
-        osx_image: xcode9
-        env: CONAN_APPLE_CLANG_VERSIONS=9.0 CONAN_CURRENT_PAGE=3 CONAN_TOTAL_PAGES=4
-      - <<: *osx
-        osx_image: xcode9
-        env: CONAN_APPLE_CLANG_VERSIONS=9.0 CONAN_CURRENT_PAGE=4 CONAN_TOTAL_PAGES=4
-      - <<: *osx
-        osx_image: xcode9.3beta
-        env: CONAN_APPLE_CLANG_VERSIONS=9.1 CONAN_CURRENT_PAGE=1 CONAN_TOTAL_PAGES=4
-      - <<: *osx
-        osx_image: xcode9.3beta
-        env: CONAN_APPLE_CLANG_VERSIONS=9.1 CONAN_CURRENT_PAGE=2 CONAN_TOTAL_PAGES=4
-      - <<: *osx
-        osx_image: xcode9.3beta
-        env: CONAN_APPLE_CLANG_VERSIONS=9.1 CONAN_CURRENT_PAGE=3 CONAN_TOTAL_PAGES=4
-      - <<: *osx
-        osx_image: xcode9.3beta
-        env: CONAN_APPLE_CLANG_VERSIONS=9.1 CONAN_CURRENT_PAGE=4 CONAN_TOTAL_PAGES=4
-
+        stage: conan-osx
+        osx_image: xcode10.0
+        env: CONAN_APPLE_CLANG_VERSIONS=10.0 CONAN_CURRENT_PAGE=1
+     
 
 install:
   - chmod +x .travis/install.sh