diff --git a/packages/aws-cdk/lib/assets.ts b/packages/aws-cdk/lib/assets.ts
index 14acdfd352cb6..fcda72433f870 100644
--- a/packages/aws-cdk/lib/assets.ts
+++ b/packages/aws-cdk/lib/assets.ts
@@ -79,7 +79,7 @@ async function prepareFileAsset(
     if (changed) {
         success(` 👑  Asset ${asset.path} (${asset.packaging}) uploaded: ${s3url}`);
     } else {
-        success(` 👑  Asset ${asset.path} (${asset.packaging}) is up-to-date: ${s3url}`);
+        debug(` 👑  Asset ${asset.path} (${asset.packaging}) is up-to-date: ${s3url}`);
     }
 
     return [
diff --git a/packages/aws-cdk/package-lock.json b/packages/aws-cdk/package-lock.json
index 4a42779c3ed81..419d3693aec45 100644
--- a/packages/aws-cdk/package-lock.json
+++ b/packages/aws-cdk/package-lock.json
@@ -107,9 +107,9 @@
 			}
 		},
 		"ansi-regex": {
-			"version": "2.1.1",
-			"resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-2.1.1.tgz",
-			"integrity": "sha1-w7M6te42DYbg5ijwRorn7yfWVN8="
+			"version": "3.0.0",
+			"resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-3.0.0.tgz",
+			"integrity": "sha1-7QMXwyIGT3lGbAKWa922Bas32Zg="
 		},
 		"archiver": {
 			"version": "2.1.1",
@@ -272,11 +272,6 @@
 			"resolved": "https://registry.npmjs.org/buffer-from/-/buffer-from-1.0.0.tgz",
 			"integrity": "sha512-83apNb8KK0Se60UE1+4Ukbe3HbfELJ6UlI4ldtOGs7So4KD26orJM8hIY9lxdzP+UpItH1Yh/Y8GUvNFWFFRxA=="
 		},
-		"builtin-modules": {
-			"version": "1.1.1",
-			"resolved": "https://registry.npmjs.org/builtin-modules/-/builtin-modules-1.1.1.tgz",
-			"integrity": "sha1-Jw8HbFpywC9bZaR9+Uxf46J4iS8="
-		},
 		"camelcase": {
 			"version": "5.0.0",
 			"resolved": "https://registry.npmjs.org/camelcase/-/camelcase-5.0.0.tgz",
@@ -296,25 +291,13 @@
 			}
 		},
 		"cliui": {
-			"version": "3.2.0",
-			"resolved": "https://registry.npmjs.org/cliui/-/cliui-3.2.0.tgz",
-			"integrity": "sha1-EgYBU3qRbSmUD5NNo7SNWFo5IT0=",
+			"version": "4.1.0",
+			"resolved": "https://registry.npmjs.org/cliui/-/cliui-4.1.0.tgz",
+			"integrity": "sha512-4FG+RSG9DL7uEwRUZXZn3SS34DiDPfzP0VOiEwtUWlE+AR2EIg+hSyvrIgUUfhdgR/UkAeW2QHgeP+hWrXs7jQ==",
 			"requires": {
-				"string-width": "^1.0.1",
-				"strip-ansi": "^3.0.1",
+				"string-width": "^2.1.1",
+				"strip-ansi": "^4.0.0",
 				"wrap-ansi": "^2.0.0"
-			},
-			"dependencies": {
-				"string-width": {
-					"version": "1.0.2",
-					"resolved": "https://registry.npmjs.org/string-width/-/string-width-1.0.2.tgz",
-					"integrity": "sha1-EYvfW4zcUaKn5w0hHgfisLmxB9M=",
-					"requires": {
-						"code-point-at": "^1.0.0",
-						"is-fullwidth-code-point": "^1.0.0",
-						"strip-ansi": "^3.0.0"
-					}
-				}
 			}
 		},
 		"co": {
@@ -453,14 +436,6 @@
 				"once": "^1.4.0"
 			}
 		},
-		"error-ex": {
-			"version": "1.3.1",
-			"resolved": "https://registry.npmjs.org/error-ex/-/error-ex-1.3.1.tgz",
-			"integrity": "sha1-+FWobOYa3E6GIcPNoh56dhLDqNw=",
-			"requires": {
-				"is-arrayish": "^0.2.1"
-			}
-		},
 		"es5-ext": {
 			"version": "0.8.2",
 			"resolved": "https://registry.npmjs.org/es5-ext/-/es5-ext-0.8.2.tgz",
@@ -506,11 +481,11 @@
 			"integrity": "sha1-1RQsDK7msRifh9OnYREGT4bIu/I="
 		},
 		"find-up": {
-			"version": "2.1.0",
-			"resolved": "https://registry.npmjs.org/find-up/-/find-up-2.1.0.tgz",
-			"integrity": "sha1-RdG35QbHF93UgndaK3eSCjwMV6c=",
+			"version": "3.0.0",
+			"resolved": "https://registry.npmjs.org/find-up/-/find-up-3.0.0.tgz",
+			"integrity": "sha512-1yD6RmLI1XBfxugvORwlck6f75tYL+iR0jqwsOrOxMZyGYqUuDhJ0l4AXdO1iX/FTs9cBAMEk1gWSEx1kSbylg==",
 			"requires": {
-				"locate-path": "^2.0.0"
+				"locate-path": "^3.0.0"
 			}
 		},
 		"forever-agent": {
@@ -549,9 +524,9 @@
 			"integrity": "sha1-FQStJSMVjKpA20onh8sBQRmU6k8="
 		},
 		"get-caller-file": {
-			"version": "1.0.2",
-			"resolved": "https://registry.npmjs.org/get-caller-file/-/get-caller-file-1.0.2.tgz",
-			"integrity": "sha1-9wLmMSfn4jHBYKgMFVSstw1QR+U="
+			"version": "1.0.3",
+			"resolved": "https://registry.npmjs.org/get-caller-file/-/get-caller-file-1.0.3.tgz",
+			"integrity": "sha512-3t6rVToeoZfYSGd8YoLFR2DJkiQrIiUrGcjvFX2mDw3bn6k2OtwHN0TNCLbBO+w8qTvimhDkv+LSscbJY1vE6w=="
 		},
 		"get-stream": {
 			"version": "3.0.0",
@@ -603,11 +578,6 @@
 			"resolved": "https://registry.npmjs.org/heap/-/heap-0.2.6.tgz",
 			"integrity": "sha1-CH4fELBGky/IWU3Z5tN4r8nR5aw="
 		},
-		"hosted-git-info": {
-			"version": "2.6.0",
-			"resolved": "https://registry.npmjs.org/hosted-git-info/-/hosted-git-info-2.6.0.tgz",
-			"integrity": "sha512-lIbgIIQA3lz5XaB6vxakj6sDHADJiZadYEJB+FgA+C4nubM1NwcuvUr9EJPmnH1skZqpqUzWborWo8EIUi0Sdw=="
-		},
 		"http-signature": {
 			"version": "1.2.0",
 			"resolved": "https://registry.npmjs.org/http-signature/-/http-signature-1.2.0.tgz",
@@ -642,26 +612,10 @@
 			"resolved": "https://registry.npmjs.org/invert-kv/-/invert-kv-1.0.0.tgz",
 			"integrity": "sha1-EEqOSqym09jNFXqO+L+rLXo//bY="
 		},
-		"is-arrayish": {
-			"version": "0.2.1",
-			"resolved": "https://registry.npmjs.org/is-arrayish/-/is-arrayish-0.2.1.tgz",
-			"integrity": "sha1-d8mYQFJ6qOyxqLppe4BkWnqSap0="
-		},
-		"is-builtin-module": {
-			"version": "1.0.0",
-			"resolved": "https://registry.npmjs.org/is-builtin-module/-/is-builtin-module-1.0.0.tgz",
-			"integrity": "sha1-VAVy0096wxGfj3bDDLwbHgN6/74=",
-			"requires": {
-				"builtin-modules": "^1.0.0"
-			}
-		},
 		"is-fullwidth-code-point": {
-			"version": "1.0.0",
-			"resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-1.0.0.tgz",
-			"integrity": "sha1-754xOG8DGn8NZDr4L95QxFfvAMs=",
-			"requires": {
-				"number-is-nan": "^1.0.0"
-			}
+			"version": "2.0.0",
+			"resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-2.0.0.tgz",
+			"integrity": "sha1-o7MKXE8ZkYMWeqq5O+764937ZU8="
 		},
 		"is-stream": {
 			"version": "1.1.0",
@@ -759,23 +713,12 @@
 				"invert-kv": "^1.0.0"
 			}
 		},
-		"load-json-file": {
-			"version": "2.0.0",
-			"resolved": "https://registry.npmjs.org/load-json-file/-/load-json-file-2.0.0.tgz",
-			"integrity": "sha1-eUfkIUmvgNaWy/eXvKq8/h/inKg=",
-			"requires": {
-				"graceful-fs": "^4.1.2",
-				"parse-json": "^2.2.0",
-				"pify": "^2.0.0",
-				"strip-bom": "^3.0.0"
-			}
-		},
 		"locate-path": {
-			"version": "2.0.0",
-			"resolved": "https://registry.npmjs.org/locate-path/-/locate-path-2.0.0.tgz",
-			"integrity": "sha1-K1aLJl7slExtnA3pw9u7ygNUzY4=",
+			"version": "3.0.0",
+			"resolved": "https://registry.npmjs.org/locate-path/-/locate-path-3.0.0.tgz",
+			"integrity": "sha512-7AO748wWnIhNqAuaty2ZWHkQHRSNfPVIsPIfwEOWO22AmaoVrWavlOcMR5nzTLNYvp36X220/maaRsrec1G65A==",
 			"requires": {
-				"p-locate": "^2.0.0",
+				"p-locate": "^3.0.0",
 				"path-exists": "^3.0.0"
 			}
 		},
@@ -837,17 +780,6 @@
 			"resolved": "https://registry.npmjs.org/mute-stream/-/mute-stream-0.0.7.tgz",
 			"integrity": "sha1-MHXOk7whuPq0PhvE2n6BFe0ee6s="
 		},
-		"normalize-package-data": {
-			"version": "2.4.0",
-			"resolved": "https://registry.npmjs.org/normalize-package-data/-/normalize-package-data-2.4.0.tgz",
-			"integrity": "sha512-9jjUFbTPfEy3R/ad/2oNbKtW9Hgovl5O1FvFWKkKblNXoN/Oou6+9+KKohPK13Yc3/TyunyWhJp6gvRNR/PPAw==",
-			"requires": {
-				"hosted-git-info": "^2.1.4",
-				"is-builtin-module": "^1.0.0",
-				"semver": "2 || 3 || 4 || 5",
-				"validate-npm-package-license": "^3.0.1"
-			}
-		},
 		"normalize-path": {
 			"version": "2.1.1",
 			"resolved": "https://registry.npmjs.org/normalize-path/-/normalize-path-2.1.1.tgz",
@@ -898,33 +830,25 @@
 			"integrity": "sha1-P7z7FbiZpEEjs0ttzBi3JDNqLK4="
 		},
 		"p-limit": {
-			"version": "1.2.0",
-			"resolved": "https://registry.npmjs.org/p-limit/-/p-limit-1.2.0.tgz",
-			"integrity": "sha512-Y/OtIaXtUPr4/YpMv1pCL5L5ed0rumAaAeBSj12F+bSlMdys7i8oQF/GUJmfpTS/QoaRrS/k6pma29haJpsMng==",
+			"version": "2.0.0",
+			"resolved": "https://registry.npmjs.org/p-limit/-/p-limit-2.0.0.tgz",
+			"integrity": "sha512-fl5s52lI5ahKCernzzIyAP0QAZbGIovtVHGwpcu1Jr/EpzLVDI2myISHwGqK7m8uQFugVWSrbxH7XnhGtvEc+A==",
 			"requires": {
-				"p-try": "^1.0.0"
+				"p-try": "^2.0.0"
 			}
 		},
 		"p-locate": {
-			"version": "2.0.0",
-			"resolved": "https://registry.npmjs.org/p-locate/-/p-locate-2.0.0.tgz",
-			"integrity": "sha1-IKAQOyIqcMj9OcwuWAaA893l7EM=",
+			"version": "3.0.0",
+			"resolved": "https://registry.npmjs.org/p-locate/-/p-locate-3.0.0.tgz",
+			"integrity": "sha512-x+12w/To+4GFfgJhBEpiDcLozRJGegY+Ei7/z0tSLkMmxGZNybVMSfWj9aJn8Z5Fc7dBUNJOOVgPv2H7IwulSQ==",
 			"requires": {
-				"p-limit": "^1.1.0"
+				"p-limit": "^2.0.0"
 			}
 		},
 		"p-try": {
-			"version": "1.0.0",
-			"resolved": "https://registry.npmjs.org/p-try/-/p-try-1.0.0.tgz",
-			"integrity": "sha1-y8ec26+P1CKOE/Yh8rGiN8GyB7M="
-		},
-		"parse-json": {
-			"version": "2.2.0",
-			"resolved": "https://registry.npmjs.org/parse-json/-/parse-json-2.2.0.tgz",
-			"integrity": "sha1-9ID0BDTvgHQfhGkJn43qGPVaTck=",
-			"requires": {
-				"error-ex": "^1.2.0"
-			}
+			"version": "2.0.0",
+			"resolved": "https://registry.npmjs.org/p-try/-/p-try-2.0.0.tgz",
+			"integrity": "sha512-hMp0onDKIajHfIkdRk3P4CdCmErkYAxxDtP3Wx/4nZ3aGlau2VKh3mZpcuFkH27WQkL/3WBCPOktzA9ZOAnMQQ=="
 		},
 		"path-exists": {
 			"version": "3.0.0",
@@ -941,24 +865,11 @@
 			"resolved": "https://registry.npmjs.org/path-key/-/path-key-2.0.1.tgz",
 			"integrity": "sha1-QRyttXTFoUDTpLGRDUDYDMn0C0A="
 		},
-		"path-type": {
-			"version": "2.0.0",
-			"resolved": "https://registry.npmjs.org/path-type/-/path-type-2.0.0.tgz",
-			"integrity": "sha1-8BLMuEFbcJb8LaoQVMPXI4lZTHM=",
-			"requires": {
-				"pify": "^2.0.0"
-			}
-		},
 		"performance-now": {
 			"version": "2.1.0",
 			"resolved": "https://registry.npmjs.org/performance-now/-/performance-now-2.1.0.tgz",
 			"integrity": "sha1-Ywn04OX6kT7BxpMHrjZLSzd8nns="
 		},
-		"pify": {
-			"version": "2.3.0",
-			"resolved": "https://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
-			"integrity": "sha1-7RQaasBDqEnqWISY59yosVMw6Qw="
-		},
 		"process-nextick-args": {
 			"version": "2.0.0",
 			"resolved": "https://registry.npmjs.org/process-nextick-args/-/process-nextick-args-2.0.0.tgz",
@@ -1000,25 +911,6 @@
 				"mute-stream": "~0.0.4"
 			}
 		},
-		"read-pkg": {
-			"version": "2.0.0",
-			"resolved": "https://registry.npmjs.org/read-pkg/-/read-pkg-2.0.0.tgz",
-			"integrity": "sha1-jvHAYjxqbbDcZxPEv6xGMysjaPg=",
-			"requires": {
-				"load-json-file": "^2.0.0",
-				"normalize-package-data": "^2.3.2",
-				"path-type": "^2.0.0"
-			}
-		},
-		"read-pkg-up": {
-			"version": "2.0.0",
-			"resolved": "https://registry.npmjs.org/read-pkg-up/-/read-pkg-up-2.0.0.tgz",
-			"integrity": "sha1-a3KoBImE4MQeeVEP1en6mbO1Sb4=",
-			"requires": {
-				"find-up": "^2.0.0",
-				"read-pkg": "^2.0.0"
-			}
-		},
 		"readable-stream": {
 			"version": "2.3.6",
 			"resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
@@ -1085,11 +977,6 @@
 			"resolved": "https://registry.npmjs.org/sax/-/sax-1.2.1.tgz",
 			"integrity": "sha1-e45lYZCyKOgaZq6nSEgNgozS03o="
 		},
-		"semver": {
-			"version": "5.5.0",
-			"resolved": "https://registry.npmjs.org/semver/-/semver-5.5.0.tgz",
-			"integrity": "sha512-4SJ3dm0WAwWy/NVeioZh5AntkdJoWKxHxcmyP622fOkgHa4z3R0TdBJICINyaSDE6uNwVc8gZr+ZinwZAH4xIA=="
-		},
 		"set-blocking": {
 			"version": "2.0.0",
 			"resolved": "https://registry.npmjs.org/set-blocking/-/set-blocking-2.0.0.tgz",
@@ -1127,34 +1014,6 @@
 				"source-map": "^0.6.0"
 			}
 		},
-		"spdx-correct": {
-			"version": "3.0.0",
-			"resolved": "https://registry.npmjs.org/spdx-correct/-/spdx-correct-3.0.0.tgz",
-			"integrity": "sha512-N19o9z5cEyc8yQQPukRCZ9EUmb4HUpnrmaL/fxS2pBo2jbfcFRVuFZ/oFC+vZz0MNNk0h80iMn5/S6qGZOL5+g==",
-			"requires": {
-				"spdx-expression-parse": "^3.0.0",
-				"spdx-license-ids": "^3.0.0"
-			}
-		},
-		"spdx-exceptions": {
-			"version": "2.1.0",
-			"resolved": "https://registry.npmjs.org/spdx-exceptions/-/spdx-exceptions-2.1.0.tgz",
-			"integrity": "sha512-4K1NsmrlCU1JJgUrtgEeTVyfx8VaYea9J9LvARxhbHtVtohPs/gFGG5yy49beySjlIMhhXZ4QqujIZEfS4l6Cg=="
-		},
-		"spdx-expression-parse": {
-			"version": "3.0.0",
-			"resolved": "https://registry.npmjs.org/spdx-expression-parse/-/spdx-expression-parse-3.0.0.tgz",
-			"integrity": "sha512-Yg6D3XpRD4kkOmTpdgbUiEJFKghJH03fiC1OPll5h/0sO6neh2jqRDVHOQ4o/LMea0tgCkbMgea5ip/e+MkWyg==",
-			"requires": {
-				"spdx-exceptions": "^2.1.0",
-				"spdx-license-ids": "^3.0.0"
-			}
-		},
-		"spdx-license-ids": {
-			"version": "3.0.0",
-			"resolved": "https://registry.npmjs.org/spdx-license-ids/-/spdx-license-ids-3.0.0.tgz",
-			"integrity": "sha512-2+EPwgbnmOIl8HjGBXXMd9NAu02vLjOO1nWw4kmeRDFyHn+M/ETfHxQUK0oXg8ctgVnl9t3rosNVsZ1jG61nDA=="
-		},
 		"sprintf-js": {
 			"version": "1.0.3",
 			"resolved": "https://registry.npmjs.org/sprintf-js/-/sprintf-js-1.0.3.tgz",
@@ -1182,26 +1041,6 @@
 			"requires": {
 				"is-fullwidth-code-point": "^2.0.0",
 				"strip-ansi": "^4.0.0"
-			},
-			"dependencies": {
-				"ansi-regex": {
-					"version": "3.0.0",
-					"resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-3.0.0.tgz",
-					"integrity": "sha1-7QMXwyIGT3lGbAKWa922Bas32Zg="
-				},
-				"is-fullwidth-code-point": {
-					"version": "2.0.0",
-					"resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-2.0.0.tgz",
-					"integrity": "sha1-o7MKXE8ZkYMWeqq5O+764937ZU8="
-				},
-				"strip-ansi": {
-					"version": "4.0.0",
-					"resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-4.0.0.tgz",
-					"integrity": "sha1-qEeQIusaw2iocTibY1JixQXuNo8=",
-					"requires": {
-						"ansi-regex": "^3.0.0"
-					}
-				}
 			}
 		},
 		"string_decoder": {
@@ -1213,18 +1052,13 @@
 			}
 		},
 		"strip-ansi": {
-			"version": "3.0.1",
-			"resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
-			"integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
+			"version": "4.0.0",
+			"resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-4.0.0.tgz",
+			"integrity": "sha1-qEeQIusaw2iocTibY1JixQXuNo8=",
 			"requires": {
-				"ansi-regex": "^2.0.0"
+				"ansi-regex": "^3.0.0"
 			}
 		},
-		"strip-bom": {
-			"version": "3.0.0",
-			"resolved": "https://registry.npmjs.org/strip-bom/-/strip-bom-3.0.0.tgz",
-			"integrity": "sha1-IzTBjpx1n3vdVv3vfprj1YjmjtM="
-		},
 		"strip-eof": {
 			"version": "1.0.0",
 			"resolved": "https://registry.npmjs.org/strip-eof/-/strip-eof-1.0.0.tgz",
@@ -1302,15 +1136,6 @@
 			"resolved": "https://registry.npmjs.org/uuid/-/uuid-3.1.0.tgz",
 			"integrity": "sha512-DIWtzUkw04M4k3bf1IcpS2tngXEL26YUD2M0tMDUpnUrz2hgzUBlD55a4FjdLGPvfHxS6uluGWvaVEqgBcVa+g=="
 		},
-		"validate-npm-package-license": {
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+					"resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
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-			"integrity": "sha1-bRX7qITAhnnA136I53WegR4H+kE="
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