Use Go 1.11.12

.travis.yml

@@ -2,7 +2,7 @@ dist: trusty
 language: go
 sudo: required
 go:
-- 1.11.5
+- 1.11.12
 addons:
   apt_packages:
     - libx11-dev

ClientLibrary/Dockerfile

@@ -21,7 +21,7 @@ RUN apt-get update -y && apt-get install -y --no-install-recommends \
 
 # Install Go.
 # NOTE: Go 1.10+ is required to build c-shared for windows (https://github.com/golang/go/commit/bb0bfd002ada7e3eb9198d4287b32c2fed6e8da6)
-ENV GOVERSION=go1.11.5 GOROOT=/usr/local/go GOPATH=/go PATH=$PATH:/usr/local/go/bin:/go/bin CGO_ENABLED=1
+ENV GOVERSION=go1.11.12 GOROOT=/usr/local/go GOPATH=/go PATH=$PATH:/usr/local/go/bin:/go/bin CGO_ENABLED=1
 
 RUN curl -L https://storage.googleapis.com/golang/$GOVERSION.linux-amd64.tar.gz -o /tmp/go.tar.gz \
    && tar -C /usr/local -xzf /tmp/go.tar.gz \

ClientLibrary/build-darwin.sh

@@ -6,7 +6,7 @@ set -e -u -x
 if [ -z ${2+x} ]; then BUILD_TAGS=""; else BUILD_TAGS="$2"; fi
 
 # Modify this value as we use newer Go versions.
-GO_VERSION_REQUIRED="1.11.5"
+GO_VERSION_REQUIRED="1.11.12"
 
 BASE_DIR=$(cd "$(dirname "$0")" ; pwd -P)
 cd ${BASE_DIR}

ConsoleClient/Dockerfile

@@ -22,7 +22,7 @@ RUN apt-get update -y && apt-get install -y --no-install-recommends \
   && rm -rf /var/lib/apt/lists/*
 
 # Install Go.
-ENV GOVERSION=go1.11.5 GOROOT=/usr/local/go GOPATH=/go PATH=$PATH:/usr/local/go/bin:/go/bin CGO_ENABLED=1
+ENV GOVERSION=go1.11.12 GOROOT=/usr/local/go GOPATH=/go PATH=$PATH:/usr/local/go/bin:/go/bin CGO_ENABLED=1
 
 RUN curl -L https://storage.googleapis.com/golang/$GOVERSION.linux-amd64.tar.gz -o /tmp/go.tar.gz \
    && tar -C /usr/local -xzf /tmp/go.tar.gz \

MobileLibrary/Android/Dockerfile

@@ -19,7 +19,7 @@ RUN apt-get update -y && apt-get install -y --no-install-recommends \
   && rm -rf /var/lib/apt/lists/*
 
 # Install Go.
-ENV GOVERSION=go1.11.5 GOROOT=/usr/local/go GOPATH=/go PATH=$PATH:/usr/local/go/bin:/go/bin CGO_ENABLED=1
+ENV GOVERSION=go1.11.12 GOROOT=/usr/local/go GOPATH=/go PATH=$PATH:/usr/local/go/bin:/go/bin CGO_ENABLED=1
 
 RUN curl -L https://storage.googleapis.com/golang/$GOVERSION.linux-amd64.tar.gz -o /tmp/go.tar.gz \
   && tar -C /usr/local -xzf /tmp/go.tar.gz \

MobileLibrary/iOS/build-psiphon-framework.sh

@@ -5,7 +5,7 @@ set -e -u -x
 if [ -z ${1+x} ]; then BUILD_TAGS=""; else BUILD_TAGS="$1"; fi
 
 # Modify this value as we use newer Go versions.
-GO_VERSION_REQUIRED="1.11.5"
+GO_VERSION_REQUIRED="1.11.12"
 
 # Reset the PATH to macOS default. This is mainly so we don't execute the wrong
 # gomobile executable.

Server/Dockerfile-binary-builder

@@ -1,6 +1,6 @@
 FROM alpine:3.4
 
-ENV GOLANG_VERSION 1.11.5
+ENV GOLANG_VERSION 1.11.12
 ENV GOLANG_SRC_URL https://golang.org/dl/go$GOLANG_VERSION.src.tar.gz
 
 RUN set -ex \