*: update go mod

go.mod

@@ -3,46 +3,36 @@ module github.com/pingcap/dm
 require (
 	github.com/BurntSushi/toml v0.3.1
 	github.com/DATA-DOG/go-sqlmock v1.3.3
-	github.com/StackExchange/wmi v0.0.0-20190523213315-cbe66965904d // indirect
 	github.com/cespare/xxhash/v2 v2.1.1 // indirect
 	github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e
 	github.com/coreos/go-semver v0.3.0 // indirect
 	github.com/coreos/go-systemd v0.0.0-20190719114852-fd7a80b32e1f // indirect
-	github.com/cznic/sortutil v0.0.0-20181122101858-f5f958428db8 // indirect
-	github.com/dgryski/go-farm v0.0.0-20190423205320-6a90982ecee2 // indirect
 	github.com/dustin/go-humanize v1.0.0
-	github.com/go-ole/go-ole v1.2.4 // indirect
 	github.com/go-sql-driver/mysql v1.4.1
 	github.com/gogo/protobuf v1.3.1
 	github.com/golang/groupcache v0.0.0-20191027212112-611e8accdfc9 // indirect
 	github.com/golang/mock v1.3.1
-	github.com/golang/protobuf v1.3.2
-	github.com/gorilla/mux v1.7.3 // indirect
+	github.com/golang/protobuf v1.3.4
 	github.com/gorilla/websocket v1.4.1 // indirect
 	github.com/grpc-ecosystem/go-grpc-middleware v1.1.0 // indirect
-	github.com/grpc-ecosystem/grpc-gateway v1.12.1
-	github.com/json-iterator/go v1.1.8 // indirect
+	github.com/grpc-ecosystem/grpc-gateway v1.14.3
 	github.com/kami-zh/go-capturer v0.0.0-20171211120116-e492ea43421d
 	github.com/klauspost/cpuid v1.2.1 // indirect
-	github.com/konsorten/go-windows-terminal-sequences v1.0.2 // indirect
 	github.com/montanaflynn/stats v0.5.0 // indirect
 	github.com/onsi/ginkgo v1.9.0 // indirect
 	github.com/onsi/gomega v1.6.0 // indirect
-	github.com/pingcap/check v0.0.0-20191107115940-caf2b9e6ccf4
+	github.com/pingcap/check v0.0.0-20200212061837-5e12011dc712
 	github.com/pingcap/errcode v0.3.0 // indirect
-	github.com/pingcap/errors v0.11.4
-	github.com/pingcap/failpoint v0.0.0-20190708053854-e7b1061e6e81
-	github.com/pingcap/log v0.0.0-20191012051959-b742a5d432e9
-	github.com/pingcap/parser v0.0.0-20191112053614-3b43b46331d5
-	github.com/pingcap/pd v1.1.0-beta.0.20191114130008-2488cb978644 // indirect
-	github.com/pingcap/tidb v1.1.0-beta.0.20191115021711-b274eb2079dc
-	github.com/pingcap/tidb-tools v3.0.7-0.20191202034632-451c58d281c7+incompatible
+	github.com/pingcap/errors v0.11.5-0.20190809092503-95897b64e011
+	github.com/pingcap/failpoint v0.0.0-20200210140405-f8f9fb234798
+	github.com/pingcap/log v0.0.0-20200117041106-d28c14d3b1cd
+	github.com/pingcap/parser v0.0.0-20200422082501-7329d80eaf2c
+	github.com/pingcap/tidb v1.1.0-beta.0.20200423094549-0ad7ce6cdae6
+	github.com/pingcap/tidb-tools v4.0.0-rc.1.0.20200423101451-efaa8b1028bc+incompatible
 	github.com/prometheus/client_golang v1.2.1
 	github.com/prometheus/procfs v0.0.7 // indirect
 	github.com/rakyll/statik v0.1.6
-	github.com/remyoudompheng/bigfft v0.0.0-20190728182440-6a916e37a237 // indirect
 	github.com/satori/go.uuid v1.2.0
-	github.com/shirou/gopsutil v2.18.12+incompatible // indirect
 	github.com/shopspring/decimal v0.0.0-20191125035519-b054a8dfd10d // indirect
 	github.com/siddontang/go v0.0.0-20180604090527-bdc77568d726
 	github.com/siddontang/go-log v0.0.0-20190221022429-1e957dd83bed // indirect
@@ -51,23 +41,22 @@ require (
 	github.com/spaolacci/murmur3 v1.1.0 // indirect
 	github.com/spf13/cobra v0.0.5
 	github.com/spf13/pflag v1.0.5 // indirect
+	github.com/stretchr/testify v1.5.1 // indirect
 	github.com/syndtr/goleveldb v1.0.1-0.20190318030020-c3a204f8e965
 	github.com/tmc/grpc-websocket-proxy v0.0.0-20190109142713-0ad062ec5ee5 // indirect
 	github.com/uber-go/atomic v1.4.0 // indirect
 	github.com/uber/jaeger-client-go v2.16.0+incompatible // indirect
 	github.com/uber/jaeger-lib v2.0.0+incompatible // indirect
 	github.com/unrolled/render v1.0.1
-	go.etcd.io/etcd v0.5.0-alpha.5.0.20191023171146-3cf2f69b5738
-	go.uber.org/zap v1.13.0
-	golang.org/x/crypto v0.0.0-20191112222119-e1110fd1c708 // indirect
-	golang.org/x/net v0.0.0-20191112182307-2180aed22343
-	golang.org/x/sys v0.0.0-20191115151921-52ab43148777
+	go.uber.org/zap v1.14.1
+	golang.org/x/net v0.0.0-20200421231249-e086a090c8fd
+	golang.org/x/sys v0.0.0-20200420163511-1957bb5e6d1f
 	golang.org/x/time v0.0.0-20191024005414-555d28b269f0
-	golang.org/x/tools v0.0.0-20191115202509-3a792d9c32b2 // indirect
+	golang.org/x/tools v0.0.0-20200422205258-72e4a01eba43 // indirect
 	google.golang.org/appengine v1.6.1 // indirect
 	google.golang.org/genproto v0.0.0-20191115221424-83cc0476cb11
 	google.golang.org/grpc v1.25.1
-	gopkg.in/yaml.v2 v2.2.5
+	gopkg.in/yaml.v2 v2.2.8
 	sourcegraph.com/sourcegraph/appdash v0.0.0-20190731080439-ebfcffb1b5c0 // indirect
 )