fix: linter issues

bench_server/main.go

@@ -6,7 +6,6 @@ import (
 	"math/rand"
 	"net/http"
 	"strconv"
-	"time"
 
 	"github.com/valyala/fasthttp"
 )
@@ -15,7 +14,6 @@ var serverPort = flag.Int("p", 8080, "port to use for benchmarks")
 
 func main() {
 	flag.Parse()
-	rand.Seed(time.Now().UnixNano())
 	addr := "localhost:" + strconv.Itoa(*serverPort)
 	log.Println("Starting HTTP server on:", addr)
 	log.Fatalln(fasthttp.ListenAndServe(addr, func(c *fasthttp.RequestCtx) {

print.go

@@ -4,15 +4,16 @@ import (
 	"bytes"
 	"encoding/json"
 	"fmt"
-	"github.com/mattn/go-isatty"
-	"github.com/mattn/go-runewidth"
 	"math"
 	"os"
 	"regexp"
 	"sort"
 	"strconv"
 	"strings"
 	"time"
+
+	"github.com/mattn/go-isatty"
+	"github.com/mattn/go-runewidth"
 )
 
 var (
@@ -192,7 +193,7 @@ func formatFloat64(f float64) string {
 	return strconv.FormatFloat(f, 'f', -1, 64)
 }
 
-func (p *Printer) formatJSONReports(writer *bytes.Buffer, snapshot *SnapshotReport, isFinal bool, useSeconds bool) {
+func (p *Printer) formatJSONReports(writer *bytes.Buffer, snapshot *SnapshotReport, _ bool, useSeconds bool) {
 	indent := 0
 	writer.WriteString("{\n")
 	indent++

requester.go

@@ -4,11 +4,7 @@ import (
 	"context"
 	"crypto/tls"
 	"fmt"
-	"github.com/valyala/fasthttp"
-	"github.com/valyala/fasthttp/fasthttpproxy"
-	"go.uber.org/automaxprocs/maxprocs"
-	"golang.org/x/time/rate"
-	"io/ioutil"
+	"io"
 	"net"
 	url2 "net/url"
 	"os"
@@ -19,6 +15,11 @@ import (
 	"sync/atomic"
 	"syscall"
 	"time"
+
+	"github.com/valyala/fasthttp"
+	"github.com/valyala/fasthttp/fasthttpproxy"
+	"go.uber.org/automaxprocs/maxprocs"
+	"golang.org/x/time/rate"
 )
 
 var (
@@ -259,7 +260,7 @@ func (r *Requester) DoRequest(req *fasthttp.Request, resp *fasthttp.Response, rr
 		rr.error = err.Error()
 		return
 	}
-	err = resp.BodyWriteTo(ioutil.Discard)
+	err = resp.BodyWriteTo(io.Discard)
 	if err != nil {
 		rr.cost = time.Since(startTime) - t1
 		rr.error = err.Error()