diff --git a/vendor/golang.org/x/sys/unix/asm_linux_riscv64.s b/vendor/golang.org/x/sys/unix/asm_linux_riscv64.s
new file mode 100644
index 0000000..6db717d
--- /dev/null
+++ b/vendor/golang.org/x/sys/unix/asm_linux_riscv64.s
@@ -0,0 +1,54 @@
+// Copyright 2019 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// +build riscv64,!gccgo
+
+#include "textflag.h"
+
+//
+// System calls for linux/riscv64.
+//
+// Where available, just jump to package syscall's implementation of
+// these functions.
+
+TEXT ·Syscall(SB),NOSPLIT,$0-56
+	JMP	syscall·Syscall(SB)
+
+TEXT ·Syscall6(SB),NOSPLIT,$0-80
+	JMP	syscall·Syscall6(SB)
+
+TEXT ·SyscallNoError(SB),NOSPLIT,$0-48
+	CALL	runtime·entersyscall(SB)
+	MOV	a1+8(FP), A0
+	MOV	a2+16(FP), A1
+	MOV	a3+24(FP), A2
+	MOV	$0, A3
+	MOV	$0, A4
+	MOV	$0, A5
+	MOV	$0, A6
+	MOV	trap+0(FP), A7	// syscall entry
+	ECALL
+	MOV	A0, r1+32(FP)	// r1
+	MOV	A1, r2+40(FP)	// r2
+	CALL	runtime·exitsyscall(SB)
+	RET
+
+TEXT ·RawSyscall(SB),NOSPLIT,$0-56
+	JMP	syscall·RawSyscall(SB)
+
+TEXT ·RawSyscall6(SB),NOSPLIT,$0-80
+	JMP	syscall·RawSyscall6(SB)
+
+TEXT ·RawSyscallNoError(SB),NOSPLIT,$0-48
+	MOV	a1+8(FP), A0
+	MOV	a2+16(FP), A1
+	MOV	a3+24(FP), A2
+	MOV	ZERO, A3
+	MOV	ZERO, A4
+	MOV	ZERO, A5
+	MOV	trap+0(FP), A7	// syscall entry
+	ECALL
+	MOV	A0, r1+32(FP)
+	MOV	A1, r2+40(FP)
+	RET
diff --git a/vendor/golang.org/x/sys/unix/mkall.sh b/vendor/golang.org/x/sys/unix/mkall.sh
old mode 100755
new mode 100644
diff --git a/vendor/golang.org/x/sys/unix/mkerrors.sh b/vendor/golang.org/x/sys/unix/mkerrors.sh
old mode 100755
new mode 100644
diff --git a/vendor/golang.org/x/sys/windows/mkerrors.bash b/vendor/golang.org/x/sys/windows/mkerrors.bash
old mode 100755
new mode 100644
index a70b24f..f5c6888
--- a/vendor/golang.org/x/sys/windows/mkerrors.bash
+++ b/vendor/golang.org/x/sys/windows/mkerrors.bash
@@ -7,7 +7,6 @@
 set -e
 shopt -s nullglob
 
-[[ $# -eq 1 ]] || { echo "Usage: $0 OUTPUT_FILE.go" >&2; exit 1; }
 winerror="$(printf '%s\n' "/mnt/c/Program Files (x86)/Windows Kits/"/*/Include/*/shared/winerror.h | sort -Vr | head -n 1)"
 [[ -n $winerror ]] || { echo "Unable to find winerror.h" >&2; exit 1; }
 
@@ -61,4 +60,4 @@
 	done < "$winerror"
 
 	echo ")"
-} | gofmt > "$1"
+} | gofmt > "zerrors_windows.go"
diff --git a/vendor/golang.org/x/sys/windows/mkerrors.go b/vendor/golang.org/x/sys/windows/mkerrors.go
deleted file mode 100644
index a204e6c..0000000
--- a/vendor/golang.org/x/sys/windows/mkerrors.go
+++ /dev/null
@@ -1,9 +0,0 @@
-// Copyright 2019 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-// +build generate
-
-package windows
-
-//go:generate ./mkerrors.bash zerrors_windows.go
diff --git a/vendor/golang.org/x/sys/windows/security_windows.go b/vendor/golang.org/x/sys/windows/security_windows.go
index b84840f..61b4964 100644
--- a/vendor/golang.org/x/sys/windows/security_windows.go
+++ b/vendor/golang.org/x/sys/windows/security_windows.go
@@ -603,12 +603,22 @@
 
 type Tokengroups struct {
 	GroupCount uint32
-	Groups     [1]SIDAndAttributes
+	Groups     [1]SIDAndAttributes // Use AllGroups() for iterating.
+}
+
+// AllGroups returns a slice that can be used to iterate over the groups in g.
+func (g *Tokengroups) AllGroups() []SIDAndAttributes {
+	return (*[(1 << 28) - 1]SIDAndAttributes)(unsafe.Pointer(&g.Groups[0]))[:g.GroupCount:g.GroupCount]
 }
 
 type Tokenprivileges struct {
 	PrivilegeCount uint32
-	Privileges     [1]LUIDAndAttributes
+	Privileges     [1]LUIDAndAttributes // Use AllPrivileges() for iterating.
+}
+
+// AllPrivileges returns a slice that can be used to iterate over the privileges in p.
+func (p *Tokenprivileges) AllPrivileges() []LUIDAndAttributes {
+	return (*[(1 << 27) - 1]LUIDAndAttributes)(unsafe.Pointer(&p.Privileges[0]))[:p.PrivilegeCount:p.PrivilegeCount]
 }
 
 type Tokenmandatorylabel struct {
diff --git a/vendor/golang.org/x/sys/windows/syscall_windows.go b/vendor/golang.org/x/sys/windows/syscall_windows.go
index b98b945..bea993b 100644
--- a/vendor/golang.org/x/sys/windows/syscall_windows.go
+++ b/vendor/golang.org/x/sys/windows/syscall_windows.go
@@ -10,6 +10,7 @@
 	errorspkg "errors"
 	"sync"
 	"syscall"
+	"time"
 	"unicode/utf16"
 	"unsafe"
 )
@@ -194,6 +195,7 @@
 //sys	SetEnvironmentVariable(name *uint16, value *uint16) (err error) = kernel32.SetEnvironmentVariableW
 //sys	CreateEnvironmentBlock(block **uint16, token Token, inheritExisting bool) (err error) = userenv.CreateEnvironmentBlock
 //sys	DestroyEnvironmentBlock(block *uint16) (err error) = userenv.DestroyEnvironmentBlock
+//sys	getTickCount64() (ms uint64) = kernel32.GetTickCount64
 //sys	SetFileTime(handle Handle, ctime *Filetime, atime *Filetime, wtime *Filetime) (err error)
 //sys	GetFileAttributes(name *uint16) (attrs uint32, err error) [failretval==INVALID_FILE_ATTRIBUTES] = kernel32.GetFileAttributesW
 //sys	SetFileAttributes(name *uint16, attrs uint32) (err error) = kernel32.SetFileAttributesW
@@ -261,6 +263,7 @@
 //sys	SetPriorityClass(process Handle, priorityClass uint32) (err error) = kernel32.SetPriorityClass
 //sys	GetPriorityClass(process Handle) (ret uint32, err error) = kernel32.GetPriorityClass
 //sys	SetInformationJobObject(job Handle, JobObjectInformationClass uint32, JobObjectInformation uintptr, JobObjectInformationLength uint32) (ret int, err error)
+//sys	GenerateConsoleCtrlEvent(ctrlEvent uint32, processGroupID uint32) (err error)
 
 // Volume Management Functions
 //sys	DefineDosDevice(flags uint32, deviceName *uint16, targetPath *uint16) (err error) = DefineDosDeviceW
@@ -497,6 +500,10 @@
 	return string(utf16.Decode(b[0:n])), nil
 }
 
+func DurationSinceBoot() time.Duration {
+	return time.Duration(getTickCount64()) * time.Millisecond
+}
+
 func Ftruncate(fd Handle, length int64) (err error) {
 	curoffset, e := Seek(fd, 0, 1)
 	if e != nil {
diff --git a/vendor/golang.org/x/sys/windows/types_windows.go b/vendor/golang.org/x/sys/windows/types_windows.go
index 99b85f6..242a5a3 100644
--- a/vendor/golang.org/x/sys/windows/types_windows.go
+++ b/vendor/golang.org/x/sys/windows/types_windows.go
@@ -158,9 +158,39 @@
 	WAIT_OBJECT_0  = 0x00000000
 	WAIT_FAILED    = 0xFFFFFFFF
 
-	PROCESS_TERMINATE         = 1
-	PROCESS_QUERY_INFORMATION = 0x00000400
-	SYNCHRONIZE               = 0x00100000
+	// Standard access rights.
+	DELETE       = 0x00010000
+	READ_CONTROL = 0x00020000
+	SYNCHRONIZE  = 0x00100000
+	WRITE_DAC    = 0x00040000
+	WRITE_OWNER  = 0x00080000
+
+	// Access rights for process.
+	PROCESS_CREATE_PROCESS            = 0x0080
+	PROCESS_CREATE_THREAD             = 0x0002
+	PROCESS_DUP_HANDLE                = 0x0040
+	PROCESS_QUERY_INFORMATION         = 0x0400
+	PROCESS_QUERY_LIMITED_INFORMATION = 0x1000
+	PROCESS_SET_INFORMATION           = 0x0200
+	PROCESS_SET_QUOTA                 = 0x0100
+	PROCESS_SUSPEND_RESUME            = 0x0800
+	PROCESS_TERMINATE                 = 0x0001
+	PROCESS_VM_OPERATION              = 0x0008
+	PROCESS_VM_READ                   = 0x0010
+	PROCESS_VM_WRITE                  = 0x0020
+
+	// Access rights for thread.
+	THREAD_DIRECT_IMPERSONATION      = 0x0200
+	THREAD_GET_CONTEXT               = 0x0008
+	THREAD_IMPERSONATE               = 0x0100
+	THREAD_QUERY_INFORMATION         = 0x0040
+	THREAD_QUERY_LIMITED_INFORMATION = 0x0800
+	THREAD_SET_CONTEXT               = 0x0010
+	THREAD_SET_INFORMATION           = 0x0020
+	THREAD_SET_LIMITED_INFORMATION   = 0x0400
+	THREAD_SET_THREAD_TOKEN          = 0x0080
+	THREAD_SUSPEND_RESUME            = 0x0002
+	THREAD_TERMINATE                 = 0x0001
 
 	FILE_MAP_COPY    = 0x01
 	FILE_MAP_WRITE   = 0x02
diff --git a/vendor/golang.org/x/sys/windows/zsyscall_windows.go b/vendor/golang.org/x/sys/windows/zsyscall_windows.go
index 96377a8..a7663b5 100644
--- a/vendor/golang.org/x/sys/windows/zsyscall_windows.go
+++ b/vendor/golang.org/x/sys/windows/zsyscall_windows.go
@@ -133,6 +133,7 @@
 	procSetEnvironmentVariableW            = modkernel32.NewProc("SetEnvironmentVariableW")
 	procCreateEnvironmentBlock             = moduserenv.NewProc("CreateEnvironmentBlock")
 	procDestroyEnvironmentBlock            = moduserenv.NewProc("DestroyEnvironmentBlock")
+	procGetTickCount64                     = modkernel32.NewProc("GetTickCount64")
 	procSetFileTime                        = modkernel32.NewProc("SetFileTime")
 	procGetFileAttributesW                 = modkernel32.NewProc("GetFileAttributesW")
 	procSetFileAttributesW                 = modkernel32.NewProc("SetFileAttributesW")
@@ -199,6 +200,7 @@
 	procSetPriorityClass                   = modkernel32.NewProc("SetPriorityClass")
 	procGetPriorityClass                   = modkernel32.NewProc("GetPriorityClass")
 	procSetInformationJobObject            = modkernel32.NewProc("SetInformationJobObject")
+	procGenerateConsoleCtrlEvent           = modkernel32.NewProc("GenerateConsoleCtrlEvent")
 	procDefineDosDeviceW                   = modkernel32.NewProc("DefineDosDeviceW")
 	procDeleteVolumeMountPointW            = modkernel32.NewProc("DeleteVolumeMountPointW")
 	procFindFirstVolumeW                   = modkernel32.NewProc("FindFirstVolumeW")
@@ -1372,6 +1374,12 @@
 	return
 }
 
+func getTickCount64() (ms uint64) {
+	r0, _, _ := syscall.Syscall(procGetTickCount64.Addr(), 0, 0, 0, 0)
+	ms = uint64(r0)
+	return
+}
+
 func SetFileTime(handle Handle, ctime *Filetime, atime *Filetime, wtime *Filetime) (err error) {
 	r1, _, e1 := syscall.Syscall6(procSetFileTime.Addr(), 4, uintptr(handle), uintptr(unsafe.Pointer(ctime)), uintptr(unsafe.Pointer(atime)), uintptr(unsafe.Pointer(wtime)), 0, 0)
 	if r1 == 0 {
@@ -2146,6 +2154,18 @@
 	return
 }
 
+func GenerateConsoleCtrlEvent(ctrlEvent uint32, processGroupID uint32) (err error) {
+	r1, _, e1 := syscall.Syscall(procGenerateConsoleCtrlEvent.Addr(), 2, uintptr(ctrlEvent), uintptr(processGroupID), 0)
+	if r1 == 0 {
+		if e1 != 0 {
+			err = errnoErr(e1)
+		} else {
+			err = syscall.EINVAL
+		}
+	}
+	return
+}
+
 func DefineDosDevice(flags uint32, deviceName *uint16, targetPath *uint16) (err error) {
 	r1, _, e1 := syscall.Syscall(procDefineDosDeviceW.Addr(), 3, uintptr(flags), uintptr(unsafe.Pointer(deviceName)), uintptr(unsafe.Pointer(targetPath)))
 	if r1 == 0 {