Linux - Conan prev-prev is allowed to fail

.ci/run.py

@@ -9,6 +9,7 @@
 import sys
 import tempfile
 import uuid
+import re
 from collections import OrderedDict
 from contextlib import contextmanager
 from packaging import version
@@ -29,7 +30,7 @@ def is_appveyor():
 
 def appveyor_image():
     return os.getenv("APPVEYOR_BUILD_WORKER_IMAGE","")
-    
+
 
 @contextmanager
 def chdir(dir_path):
@@ -93,7 +94,7 @@ def get_build_list():
         build = [it for it in files if "build.py" in it]
         if not build:
             build = [it for it in files if os.path.basename(it) == script]
-        
+
         if build:
             builds.append(os.path.join(root, build[0]))
             dirs[:] = []
@@ -182,21 +183,26 @@ def run_scripts(scripts):
         with chdir(os.path.dirname(script)):
             print_build(script)
             build_script = [sys.executable, abspath] if abspath.endswith(".py") else abspath
-            
+
             # Need to initialize the cache with default files if they are not already there
             try:
                 subprocess.call(['conan', 'install', 'foobar/foobar@conan/stable'], env=env,
                                 stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
             except:
                 pass
- 
+
             with ensure_python_environment_preserved():
                 with ensure_cache_preserved():
-                    result = subprocess.call(build_script, env=env)
-
-            results[script] = result
-            if result != 0 and FAIL_FAST:
-                break
+                    process = subprocess.run(build_script, env=env, capture_output=True)
+
+            results[script] = process.returncode
+            if process.returncode != 0:
+                if re.search(r'Current Conan version \(.*\) does not satisfy the defined one'
+                             , process.stderr.decode()):
+                    results[script] = "skip"
+                elif FAIL_FAST:
+                    break
+
     return results
 
 
@@ -213,12 +219,14 @@ def print_results(results):
 def get_result_message(result):
     if result == 0:
         return colorama.Fore.GREEN + "SUCCESS" + colorama.Style.RESET_ALL
+    elif result == "skip":
+        return colorama.Fore.YELLOW + "SKIP" + colorama.Style.RESET_ALL
     return colorama.Fore.RED + "FAILURE" + colorama.Style.RESET_ALL
 
 
 def validate_results(results):
     for value in results.values():
-        if value != 0:
+        if value != 0 and value != "skip":
             sys.exit(value)
 
 

.travis.yml

@@ -7,8 +7,8 @@ jobs:
   include:
 
     - stage: Linux - Conan develop
-      name: Python 3.5
-      python: 3.5
+      name: Python 3.6
+      python: 3.6
       env: TOXENV=py35-conandev
       dist: xenial
     - name: Python 3.8
@@ -18,8 +18,8 @@ jobs:
 
     # All Linux first, check versions
     - stage: Linux - Conan Current
-      name: Python 3.5
-      python: 3.5
+      name: Python 3.6
+      python: 3.6
       env: TOXENV=py35-conancurrent
       dist: xenial
     - name: Python 3.8
@@ -28,8 +28,8 @@ jobs:
       dist: xenial
 
     - stage: Linux - Conan prev
-      name: Python 3.5
-      python: 3.5
+      name: Python 3.6
+      python: 3.6
       env: TOXENV=py35-conanprev
       dist: xenial
     - name: Python 3.8
@@ -38,8 +38,8 @@ jobs:
       dist: xenial
 
     - stage: Linux - Conan prev-prev
-      name: Python 3.5
-      python: 3.5
+      name: Python 3.6
+      python: 3.6
       env: TOXENV=py35-conanprevprev
       dist: xenial
     - name: Python 3.8
@@ -54,7 +54,7 @@ jobs:
       os: osx
       osx_image: xcode10
       env: PYVER=py38 TOXENV=py38-conandev
-    - name: Conan Current - Python 3.5
+    - name: Conan Current - Python 3.6
       language: generic
       os: osx
       osx_image: xcode10
@@ -67,7 +67,7 @@ jobs:
 
 before_install:
   - ./.ci/travis/before_install.sh
-  
+
 install:
   - |
     if [[ "$(uname -s)" == 'Darwin' ]]; then