Move message to `stderr`

Use `warn`

1 files changed, 3 insertions, 3 deletions

diff --git a/spec/other/trampoline_spec.rb b/spec/other/trampoline_spec.rb
index 8f62cb609a..7d0e12d5ba 100644
--- a/spec/other/trampoline_spec.rb
+++ b/spec/other/trampoline_spec.rb
@@ -76,7 +76,7 @@ describe "bundler version trampolining" do
     it "guesses & installs the correct bundler version" do
       expect(system_gem_path.join("gems", "bundler-1.12.3")).not_to exist
       bundle! "--version"
-      expect(out).to include("Bundler version 1.12.3")
+      expect(out).to eq("Bundler version 1.12.3")
       expect(system_gem_path.join("gems", "bundler-1.12.3")).to exist
     end
 
@@ -93,7 +93,7 @@ The error was:
     it "displays installing message before install is started" do
       expect(system_gem_path.join("gems", "bundler-1.12.3")).not_to exist
       bundle! "--version"
-      expect(out).to include("Installing locked Bundler version = #{ENV["BUNDLER_VERSION"]}")
+      expect(err).to include("Installing locked Bundler version = #{ENV["BUNDLER_VERSION"]}")
     end
 
     it "doesn't display installing message if locked version is installed" do
@@ -101,7 +101,7 @@ The error was:
       bundle! "--version"
       expect(system_gem_path.join("gems", "bundler-1.12.3")).to exist
       bundle! "--version"
-      expect(out).not_to include("Installing locked Bundler version = #{ENV["BUNDLER_VERSION"]}")
+      expect(err).not_to include("Installing locked Bundler version = #{ENV["BUNDLER_VERSION"]}")
     end
   end