diff --git a/ctrd/image_proxy_util.go b/ctrd/image_proxy_util.go
index e3ab9bfdf..f5f0accbb 100644
--- a/ctrd/image_proxy_util.go
+++ b/ctrd/image_proxy_util.go
@@ -66,7 +66,7 @@ func canonicalAddr(url *url.URL) string {
 // change no_proxy to noProxy for avoid fail in go lint check
 var (
 	noProxyEnv = &envOnce{
-		names: []string{"NO_PROXY", "noProxy"},
+		names: []string{"NO_PROXY", "no_proxy"},
 	}
 )
 
diff --git a/daemon/daemon.go b/daemon/daemon.go
index f86111cf1..a758d1023 100644
--- a/daemon/daemon.go
+++ b/daemon/daemon.go
@@ -85,11 +85,7 @@ func loadSymbolByName(p *plugin.Plugin, name string) (plugin.Symbol, error) {
 	return s, nil
 }
 
-// Run starts daemon.
-func (d *Daemon) Run() error {
-	ctx, cancel := context.WithCancel(context.Background())
-	defer cancel()
-
+func (d *Daemon) loadPlugin() error {
 	var s plugin.Symbol
 	var err error
 
@@ -129,6 +125,18 @@ func (d *Daemon) Run() error {
 		}
 	}
 
+	return nil
+}
+
+// Run starts daemon.
+func (d *Daemon) Run() error {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	if err := d.loadPlugin(); err != nil {
+		return err
+	}
+
 	imageMgr, err := internal.GenImageMgr(d.config, d)
 	if err != nil {
 		return err
diff --git a/pkg/utils/utils.go b/pkg/utils/utils.go
index 3363c3880..3a63be7a3 100644
--- a/pkg/utils/utils.go
+++ b/pkg/utils/utils.go
@@ -63,49 +63,21 @@ func FormatTimeInterval(input int64) (formattedTime string, err error) {
 		return "", errInvalid
 	}
 
-	if diff >= Year {
-		year := int(diff / Year)
-		formattedTime += strconv.Itoa(year) + " year"
-		if year > 1 {
-			formattedTime += "s"
-		}
-	} else if diff >= Month {
-		month := int(diff / Month)
-		formattedTime += strconv.Itoa(month) + " month"
-		if month > 1 {
-			formattedTime += "s"
-		}
-	} else if diff >= Week {
-		week := int(diff / Week)
-		formattedTime += strconv.Itoa(week) + " week"
-		if week > 1 {
-			formattedTime += "s"
-		}
-	} else if diff >= Day {
-		day := int(diff / Day)
-		formattedTime += strconv.Itoa(day) + " day"
-		if day > 1 {
-			formattedTime += "s"
-		}
-	} else if diff >= Hour {
-		hour := int(diff / Hour)
-		formattedTime += strconv.Itoa(hour) + " hour"
-		if hour > 1 {
-			formattedTime += "s"
-		}
-	} else if diff >= Minute {
-		minute := int(diff / Minute)
-		formattedTime += strconv.Itoa(minute) + " minute"
-		if minute > 1 {
-			formattedTime += "s"
-		}
-	} else if diff >= Second {
-		second := int(diff / Second)
-		formattedTime += strconv.Itoa(second) + " second"
-		if second > 1 {
-			formattedTime += "s"
+	timeThresholds := []time.Duration{Year, Month, Week, Day, Hour, Minute, Second}
+	timeNames := []string{"year", "month", "week", "day", "hour", "minute", "second"}
+
+	for i, threshold := range timeThresholds {
+		if diff >= threshold {
+			count := int(diff / threshold)
+			formattedTime += strconv.Itoa(count) + " " + timeNames[i]
+			if count > 1 {
+				formattedTime += "s"
+			}
+			break
 		}
-	} else {
+	}
+
+	if diff < Second {
 		formattedTime += "0 second"
 	}
 
diff --git a/test/util_api.go b/test/util_api.go
index 687815290..99a2237d6 100644
--- a/test/util_api.go
+++ b/test/util_api.go
@@ -266,6 +266,7 @@ func PullImage(c *check.C, image string) {
 		q.Add("fromImage", image)
 		query := request.WithQuery(q)
 		resp, err = request.Post("/images/create", query)
+		c.Assert(err, check.IsNil)
 		c.Assert(resp.StatusCode, check.Equals, 200)
 	}
 }