miuer/ncepu-work: architecture/c2/component/component.go; 14 LoC

Found a possible issue in [miuer/ncepu-work](https://www.github.com/miuer/ncepu-work) at [architecture/c2/component/component.go](https://github.com/miuer/ncepu-work/blob/aa2dd7bfb438e20e727ee4180dd82060be0dca26/architecture/c2/component/component.go#L16-L29)

Below is the message reported by the analyzer for this snippet of code. Beware that the analyzer only reports the first issue it finds, so please do not limit your consideration to the contents of the below message.

> range-loop variable cal used in defer or goroutine at line 20

[Click here to see the code in its original context.](https://github.com/miuer/ncepu-work/blob/aa2dd7bfb438e20e727ee4180dd82060be0dca26/architecture/c2/component/component.go#L16-L29)

Click here to show the 14 line(s) of Go which triggered the analyzer.

```go
for _, cal := range c2.Calculation {

// create a calculation goroutinue
go func() {
log.Print("the calcution is:", *cal)
ch <- cal.Run(c2.Result)
}()

// The main process captures the value of calculation component
// then create a new calculation goroutinue
c2.Result = <-ch
log.Println("the result is:", c2.Result)

}

```

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commit ID: aa2dd7bfb438e20e727ee4180dd82060be0dca26