diff --git a/lib/manager/buildkite/extract.js b/lib/manager/buildkite/extract.js
index 252fd334d0e0b8e61918068ca87e35515ae8793e..7fd482c0277d4485b057b4d3d76156988c251c92 100644
--- a/lib/manager/buildkite/extract.js
+++ b/lib/manager/buildkite/extract.js
@@ -60,7 +60,7 @@ function extractPackageFile(content) {
       }
     }
   } catch (err) /* istanbul ignore next */ {
-    logger.error({ err }, 'Error extracting buildkite plugins');
+    logger.warn({ err }, 'Error extracting buildkite plugins');
   }
   if (!deps.length) {
     return null;
diff --git a/lib/manager/circleci/extract.js b/lib/manager/circleci/extract.js
index cc9568d03f55f89cad8b2a470d2e2d147b837967..c731c3d843a48960c45bd27ed588dac2813d181e 100644
--- a/lib/manager/circleci/extract.js
+++ b/lib/manager/circleci/extract.js
@@ -58,7 +58,7 @@ function extractPackageFile(content) {
       }
     }
   } catch (err) /* istanbul ignore next */ {
-    logger.error({ err }, 'Error extracting buildkite plugins');
+    logger.warn({ err }, 'Error extracting circleci images');
   }
   if (!deps.length) {
     return null;
diff --git a/lib/manager/composer/extract.js b/lib/manager/composer/extract.js
index 64bf9aa199a55f7c168e93b8a16d35292cf8f1d6..50f39c545dea822cbe0b88fefbb22e032093213b 100644
--- a/lib/manager/composer/extract.js
+++ b/lib/manager/composer/extract.js
@@ -82,7 +82,7 @@ async function extractPackageFile(content, fileName) {
           res.registryUrls.push(repository);
         }
       } catch (err) /* istanbul ignore next */ {
-        logger.info({ err }, 'Error extracting composer repositories');
+        logger.warn({ err }, 'Error extracting composer repositories');
       }
     } /* istanbul ignore next */ else {
       logger.info(
diff --git a/lib/manager/gitlabci-include/extract.js b/lib/manager/gitlabci-include/extract.js
index 6fc0ea7e349d17b918c3d5d4fe0f445574eb89ce..48272e7a21d37c098f3022621c4124d2eae1b53f 100644
--- a/lib/manager/gitlabci-include/extract.js
+++ b/lib/manager/gitlabci-include/extract.js
@@ -36,7 +36,7 @@ function extractPackageFile(content, packageFile, config) {
       }
     }
   } catch (err) /* istanbul ignore next */ {
-    logger.error({ err }, 'Error extracting GitLab CI dependencies');
+    logger.warn({ err }, 'Error extracting GitLab CI includes');
   }
 
   if (!deps.length) {
diff --git a/lib/manager/gitlabci/extract.js b/lib/manager/gitlabci/extract.js
index 6cff565457b6de33a85af64ffd4191e48e8d0f0d..97c06a1b78a8c9a1763e7c74336a1be8e665430b 100644
--- a/lib/manager/gitlabci/extract.js
+++ b/lib/manager/gitlabci/extract.js
@@ -65,7 +65,7 @@ function extractPackageFile(content) {
       }
     }
   } catch (err) /* istanbul ignore next */ {
-    logger.error({ err }, 'Error extracting GitLab CI dependencies');
+    logger.warn({ err }, 'Error extracting GitLab CI dependencies');
   }
   if (!deps.length) {
     return null;
diff --git a/lib/manager/gomod/extract.js b/lib/manager/gomod/extract.js
index cb78ecb10970e0c2a53e56524cef4555d3d11272..f0b5a775b621faff71773c633524f13ed7ece913 100644
--- a/lib/manager/gomod/extract.js
+++ b/lib/manager/gomod/extract.js
@@ -67,7 +67,7 @@ function extractPackageFile(content) {
       }
     }
   } catch (err) /* istanbul ignore next */ {
-    logger.error({ err }, 'Error extracting go modules');
+    logger.warn({ err }, 'Error extracting go modules');
   }
   if (!deps.length) {
     return null;
diff --git a/lib/manager/terraform/extract.js b/lib/manager/terraform/extract.js
index d56ab14ede202fefb6c854e489fc6d2ebccea54c..f63c185dcf485bdee6aef8107af7921ed37d5c17 100644
--- a/lib/manager/terraform/extract.js
+++ b/lib/manager/terraform/extract.js
@@ -39,7 +39,7 @@ function extractPackageFile(content) {
       }
     }
   } catch (err) /* istanbul ignore next */ {
-    logger.error({ err }, 'Error extracting buildkite plugins');
+    logger.warn({ err }, 'Error extracting buildkite plugins');
   }
   deps.forEach(dep => {
     const githubRefMatch =