>>> host-go 1.21.4 Extracting
gzip -d -c /home/buildroot/autobuild/instance-0/dl/go/go1.21.4.src.tar.gz | tar --strip-components=1 -C /home/buildroot/autobuild/instance-0/output-1/build/host-go-1.21.4   -xf -
>>> host-go 1.21.4 Patching

Applying 0001-build.go-explicit-option-for-crosscompilation.patch using patch: 
patching file src/cmd/dist/build.go
Hunk #1 succeeded at 284 (offset -2 lines).

Applying 0002-cmd-dist-set-buildvcs-false-when-building-go-bootstr.patch using patch: 
patching file src/cmd/dist/buildtool.go
>>> host-go 1.21.4 Configuring
>>> host-go 1.21.4 Building
cd /home/buildroot/autobuild/instance-0/output-1/build/host-go-1.21.4/src && GO111MODULE=off GOCACHE=/home/buildroot/autobuild/instance-0/output-1/host/share/host-go-cache GOROOT_BOOTSTRAP=/home/buildroot/autobuild/instance-0/output-1/host/lib/go-1.19.11 GOROOT_FINAL=/home/buildroot/autobuild/instance-0/output-1/host/lib/go GOROOT="/home/buildroot/autobuild/instance-0/output-1/build/host-go-1.21.4" GOBIN="/home/buildroot/autobuild/instance-0/output-1/build/host-go-1.21.4/bin" GOOS=linux CC=/usr/bin/gcc CXX=/usr/bin/g++ CGO_ENABLED=1 CC_FOR_TARGET="/home/buildroot/autobuild/instance-0/output-1/host/bin/mips64-buildroot-linux-uclibc-gcc" CXX_FOR_TARGET="/home/buildroot/autobuild/instance-0/output-1/host/bin/mips64-buildroot-linux-uclibc-g++" GOOS="linux" GOARCH=mips64   GO_ASSUME_CROSSCOMPILING=1 ./make.bash 
Building Go cmd/dist using /home/buildroot/autobuild/instance-0/output-1/host/lib/go-1.19.11. (go1.19.11 linux/amd64)
Building Go toolchain1 using /home/buildroot/autobuild/instance-0/output-1/host/lib/go-1.19.11.
Building Go bootstrap cmd/go (go_bootstrap) using Go toolchain1.
Building Go toolchain2 using go_bootstrap and Go toolchain1.
Building Go toolchain3 using go_bootstrap and Go toolchain2.
Building commands for host, linux/amd64.
Building packages and commands for target, linux/mips64.
# runtime/cgo
gcc_stack_unix.c: In function 'x_cgo_getstackbound':
gcc_stack_unix.c:25:9: error: implicit declaration of function 'pthread_getattr_np'; did you mean 'pthread_attr_init'? [-Werror=implicit-function-declaration]
   25 |         pthread_getattr_np(pthread_self(), &attr);  // GNU extension
      |         ^~~~~~~~~~~~~~~~~~
      |         pthread_attr_init
cc1: all warnings being treated as errors
go tool dist: FAILED: /home/buildroot/autobuild/instance-0/output-1/build/host-go-1.21.4/pkg/tool/linux_amd64/go_bootstrap install std: exit status 1
make: *** [package/pkg-generic.mk:283: /home/buildroot/autobuild/instance-0/output-1/build/host-go-1.21.4/.stamp_built] Error 2
make: Leaving directory '/home/buildroot/autobuild/instance-0/buildroot'