travis: get stuff to work

dist/travis/check.sh

@@ -1,5 +1,5 @@
 #!/bin/bash
-set -e
+set -ex
 
 go test -v -race $(go list ./...)
 go vet $(go list ./...)

dist/travis/config_redis.yaml

@@ -39,7 +39,7 @@ chihaya:
       gc_interval: 3m
       peer_lifetime: 31m
       prometheus_reporting_interval: 1s
-      redis_broker: "redis://pwd@127.0.0.1:6379/0"
+      redis_broker: "redis://127.0.0.1:6379/0"
       redis_read_timeout: 15s
       redis_write_timeout: 15s
       redis_connect_timeout: 15s

dist/travis/install_reproducible.sh

@@ -1,5 +1,5 @@
 #!/bin/bash
-set -e
+set -ex
 
 # Install golint and go vet.
 go get -u golang.org/x/lint/golint

dist/travis/install_tip.sh

@@ -1,5 +1,5 @@
 #!/bin/bash
-set -e
+set -ex
 
 # Install golint and go vet.
 go get -u golang.org/x/lint/golint