diff --git a/.travis.yml b/.travis.yml
new file mode 100644
index 0000000..039f29f
--- /dev/null
+++ b/.travis.yml
@@ -0,0 +1,48 @@
+language: go
+
+os: linux
+dist: xenial
+
+go:
+  - 1.11.x
+  - 1.12.x
+  - 1.x
+
+cache:
+  apt:
+
+addons:
+  apt:
+    packages:
+      - gobject-introspection
+      - gtk-doc-tools
+      - libcfitsio3-dev
+      - libfftw3-dev
+      - libgif-dev
+      - libgs-dev
+      - libgsf-1-dev
+      - libmatio-dev
+      - libopenslide-dev
+      - liborc-0.4-dev
+      - libpango1.0-dev
+      - libpoppler-glib-dev
+      - libwebp-dev
+      - libvips-dev
+
+before_install:
+  - pkg-config --modversion vips
+  - go get -u github.com/mattn/goveralls
+
+install:
+  - go get golang.org/x/lint/golint
+  - go get -v github.com/go-lintpack/lintpack/...
+  - go get -v github.com/go-critic/go-critic/...
+  - go get -v github.com/fzipp/gocyclo
+  - go get -v github.com/gordonklaus/ineffassign
+  - lintpack build -o $GOPATH/bin/gocritic -linter.name='gocritic' github.com/go-critic/go-critic/checkers
+
+script:
+  - make test
+
+after_success:
+  - goveralls -coverprofile=./coverage/cover.out -service=travis-ci
diff --git a/README.md b/README.md
index cd9f5b0..ca68053 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,8 @@
 # IMGVips
+[![Build Status](https://travis-ci.org/Arimeka/imgvips.svg?branch=master)](https://travis-ci.org/Arimeka/imgvips)
+[![Coverage Status](https://coveralls.io/repos/github/Arimeka/imgvips/badge.svg?branch=master)](https://coveralls.io/github/Arimeka/imgvips?branch=master)
+[![Go Report Card](https://goreportcard.com/badge/github.com/Arimeka/imgvips)](https://goreportcard.com/report/github.com/Arimeka/imgvips)
+[![GoDoc](https://godoc.org/github.com/Arimeka/imgvips?status.svg)](https://godoc.org/github.com/Arimeka/imgvips)
 
 Low-level bindings for [libvips](https://github.com/libvips/libvips). For better shooting to the leg.
 
diff --git a/argument.go b/argument.go
index a55ab1d..f8e9548 100644
--- a/argument.go
+++ b/argument.go
@@ -1,8 +1,7 @@
 package imgvips
 
 /*
-#cgo pkg-config: vips
-#include "vips/vips.h"
+#include "stdlib.h"
 */
 import "C"
 
diff --git a/examples/resize/main.go b/examples/resize/main.go
index 503b860..17c941a 100644
--- a/examples/resize/main.go
+++ b/examples/resize/main.go
@@ -2,6 +2,7 @@ package main
 
 /*
 #cgo pkg-config: vips
+#include "stdlib.h"
 #include "vips/vips.h"
 */
 import "C"
diff --git a/operation.go b/operation.go
index 5dea3ba..ebf1756 100644
--- a/operation.go
+++ b/operation.go
@@ -2,6 +2,7 @@ package imgvips
 
 /*
 #cgo pkg-config: vips
+#include "stdlib.h"
 #include "vips/vips.h"
 */
 import "C"
diff --git a/operation_test.go b/operation_test.go
index e5c94fc..f64d916 100644
--- a/operation_test.go
+++ b/operation_test.go
@@ -173,13 +173,6 @@ func BenchmarkOperation_Exec(b *testing.B) {
 			b.Fatalf("Unexpected error %v", err)
 		}
 
-		image, ok = resizeOut.Image()
-		if !ok {
-			op.Free()
-			resizeOp.Free()
-			b.Fatalf("Expected *C.VipsImage in out")
-		}
-
 		saveOp, err := imgvips.NewOperation("pngsave")
 		if err != nil {
 			op.Free()
@@ -250,12 +243,6 @@ func ExampleOperation_Exec() {
 		return
 	}
 
-	image, ok = resizeOut.Image()
-	if !ok {
-		log.Println(errors.New("resizeOut is not *C.VipsImage"))
-		return
-	}
-
 	saveOp, err := imgvips.NewOperation("webpsave")
 	if err != nil {
 		log.Println(err)
diff --git a/scripts/linter.sh b/scripts/linter.sh
index 275c6f9..793fc95 100755
--- a/scripts/linter.sh
+++ b/scripts/linter.sh
@@ -10,6 +10,9 @@ echo
 echo "==> Running gocritic <=="
 gocritic check ./... || exit_code=1
 echo
+echo "==> Running ineffassign <=="
+ineffassign ./* || exit_code=1
+echo
 echo "==> Running gocyclo <=="
 gocyclo -over 10 . || exit_code=1
 
diff --git a/scripts/test.sh b/scripts/test.sh
index e04cdda..f9a7227 100755
--- a/scripts/test.sh
+++ b/scripts/test.sh
@@ -2,9 +2,6 @@
 
 echo
 echo "==> Running go test <=="
-if [ $(uname) == "Linux" ]; then
-  go test -msan ./... || exit_code=1
-fi
 go test -cover -race -coverprofile=cover.out -outputdir=coverage ./... || exit_code=1
 echo
 echo "==> Running coverage <=="
diff --git a/value.go b/value.go
index 507d4bb..f2f28b5 100644
--- a/value.go
+++ b/value.go
@@ -2,6 +2,7 @@ package imgvips
 
 /*
 #cgo pkg-config: vips
+#include "stdlib.h"
 #include "vips/vips.h"
 */
 import "C"