update Go to 1.11

For consistency with Moby (moby/moby#37358)

Signed-off-by: Akihiro Suda <suda.akihiro@lab.ntt.co.jp>

Makefile

@@ -5,14 +5,6 @@ DESTDIR=/usr/local
 binaries: $(BINARIES)
 binaries-all: $(BINARIES) $(BINARIES_EXTRA)
 
-bin/buildctl-darwin: FORCE
-	mkdir -p bin
-	docker build --build-arg GOOS=darwin -t buildkit:buildctl-darwin --target buildctl -f ./hack/dockerfiles/test.Dockerfile --force-rm .
-	( containerID=$$(docker create buildkit:buildctl-darwin noop); \
-		docker cp $$containerID:/usr/bin/buildctl $@; \
-		docker rm $$containerID )
-	chmod +x $@
-
 bin/%.exe: FORCE
 	mkdir -p bin
 	docker build -t buildkit:$*.exe --target $*.exe -f ./hack/dockerfiles/test.Dockerfile --force-rm .

control/control.go

@@ -127,7 +127,7 @@ func (c *Controller) Prune(req *controlapi.PruneRequest, stream controlapi.Contr
 				ReleaseUnreferenced() error
 			}); ok {
 				if err := c.ReleaseUnreferenced(); err != nil {
-					logrus.Errorf("failed to release cache metadata: %+v")
+					logrus.Errorf("failed to release cache metadata: %+v", err)
 				}
 			}
 		}

examples/buildkit0/buildkit.go

@@ -32,7 +32,7 @@ func main() {
 }
 
 func goBuildBase() llb.State {
-	goAlpine := llb.Image("docker.io/library/golang:1.10-alpine")
+	goAlpine := llb.Image("docker.io/library/golang:1.11-alpine")
 	return goAlpine.
 		AddEnv("PATH", "/usr/local/go/bin:"+system.DefaultPathEnv).
 		AddEnv("GOPATH", "/go").

examples/buildkit1/buildkit.go

@@ -32,7 +32,7 @@ func main() {
 }
 
 func goBuildBase() llb.State {
-	goAlpine := llb.Image("docker.io/library/golang:1.10-alpine")
+	goAlpine := llb.Image("docker.io/library/golang:1.11-alpine")
 	return goAlpine.
 		AddEnv("PATH", "/usr/local/go/bin:"+system.DefaultPathEnv).
 		AddEnv("GOPATH", "/go").

examples/buildkit2/buildkit.go

@@ -32,7 +32,7 @@ func main() {
 }
 
 func goBuildBase() llb.State {
-	goAlpine := llb.Image("docker.io/library/golang:1.10-alpine")
+	goAlpine := llb.Image("docker.io/library/golang:1.11-alpine")
 	return goAlpine.
 		AddEnv("PATH", "/usr/local/go/bin:"+system.DefaultPathEnv).
 		AddEnv("GOPATH", "/go").

examples/buildkit3/buildkit.go

@@ -33,7 +33,7 @@ func main() {
 }
 
 func goBuildBase() llb.State {
-	goAlpine := llb.Image("docker.io/library/golang:1.10-alpine")
+	goAlpine := llb.Image("docker.io/library/golang:1.11-alpine")
 	return goAlpine.
 		AddEnv("PATH", "/usr/local/go/bin:"+system.DefaultPathEnv).
 		AddEnv("GOPATH", "/go").

examples/nested-llb/main.go

@@ -31,7 +31,7 @@ func main() {
 }
 
 func goBuildBase() llb.State {
-	goAlpine := llb.Image("docker.io/library/golang:1.10-alpine")
+	goAlpine := llb.Image("docker.io/library/golang:1.11-alpine")
 	return goAlpine.
 		AddEnv("PATH", "/usr/local/go/bin:"+system.DefaultPathEnv).
 		AddEnv("GOPATH", "/go").

frontend/dockerfile/cmd/dockerfile-frontend/Dockerfile

@@ -1,4 +1,4 @@
-FROM --platform=$BUILDPLATFORM golang:1.10-alpine AS builder
+FROM --platform=$BUILDPLATFORM golang:1.11-alpine AS builder
 ARG BUILDTAGS=""
 COPY . /go/src/github.com/moby/buildkit
 ARG TARGETOS

hack/dockerfiles/generated-files.Dockerfile

@@ -1,5 +1,5 @@
-# protoc is dynamically linked to glibc to can't use golang:1.10-alpine
-FROM golang:1.10 AS gobuild-base
+# protoc is dynamically linked to glibc to can't use golang:1.11-alpine
+FROM golang:1.11 AS gobuild-base
 ARG PROTOC_VERSION=3.1.0
 ARG GOGO_VERSION=master
 RUN apt-get update && apt-get install -y \

hack/dockerfiles/lint.Dockerfile

@@ -1,4 +1,4 @@
-FROM golang:1.10-alpine
+FROM golang:1.11-alpine
 RUN  apk add --no-cache git
 RUN  go get -u gopkg.in/alecthomas/gometalinter.v1 \
   && mv /go/bin/gometalinter.v1 /go/bin/gometalinter \

hack/dockerfiles/test.Dockerfile

@@ -10,7 +10,7 @@ ARG ROOTLESSKIT_VERSION=20b0fc24b305b031a61ef1a1ca456aadafaf5e77
 # The `buildkitd` stage and the `buildctl` stage are placed here
 # so that they can be built quickly with legacy DAG-unaware `docker build --target=...`
 
-FROM golang:1.10-alpine AS gobuild-base
+FROM golang:1.11-alpine AS gobuild-base
 RUN apk add --no-cache g++ linux-headers
 RUN apk add --no-cache git libseccomp-dev make
 
@@ -23,9 +23,15 @@ RUN mkdir .tmp; \
 
 FROM buildkit-base AS buildctl
 ENV CGO_ENABLED=0
-ARG GOOS=linux
 RUN go build -ldflags "$(cat .tmp/ldflags) -d" -o /usr/bin/buildctl ./cmd/buildctl
 
+FROM buildkit-base AS buildctl-darwin
+ENV CGO_ENABLED=0
+ENV GOOS=darwin
+RUN go build -ldflags "$(cat .tmp/ldflags)" -o /usr/bin/buildctl-darwin ./cmd/buildctl
+# reset GOOS for legacy builder
+ENV GOOS=linux
+
 FROM buildkit-base AS buildkitd
 ENV CGO_ENABLED=1
 RUN go build -installsuffix netgo -ldflags "$(cat .tmp/ldflags) -w -extldflags -static" -tags 'seccomp netgo cgo static_build' -o /usr/bin/buildkitd ./cmd/buildkitd

hack/dockerfiles/vendor.Dockerfile

@@ -1,4 +1,4 @@
-FROM golang:1.10-alpine AS vndr
+FROM golang:1.11-alpine AS vndr
 RUN  apk add --no-cache git
 # NOTE: hack scripts override VNDR_VERSION to a specific revision
 ARG VNDR_VERSION=master

solver/scheduler.go

@@ -371,7 +371,7 @@ func debugSchedulerPreUnpark(e *edge, inc []pipe.Sender, updates, allPipes []pip
 		if dep.req != nil {
 			des = dep.req.Request().(*edgeRequest).desiredState
 		}
-		logrus.Debugf(":: dep%d %s state=%s des=%s keys=%s hasslowcache=%v", i, e.edge.Vertex.Inputs()[i].Vertex.Name(), dep.state, des, len(dep.keys), e.slowCacheFunc(dep) != nil)
+		logrus.Debugf(":: dep%d %s state=%s des=%s keys=%d hasslowcache=%v", i, e.edge.Vertex.Inputs()[i].Vertex.Name(), dep.state, des, len(dep.keys), e.slowCacheFunc(dep) != nil)
 	}
 
 	for i, in := range inc {