tools/gn/gn_main.obj : fatal error LNK1112: module machine type 'x86' conflicts with target machine type 'x64'

agent:2018/09/25 08:29:32 build.go:193: [172/172] LINK gn.exe
agent:2018/09/25 08:29:32 build.go:193: FAILED: gn.exe 
agent:2018/09/25 08:29:32 build.go:193: ninja -t msvc -- link.exe /nologo /OUT:gn.exe /PDB:gn.exe.pdb @gn.exe.rsp
agent:2018/09/25 08:29:32 build.go:193: tools/gn/gn_main.obj : fatal error LNK1112: module machine type 'x86' conflicts with target machine type 'x64'
agent:2018/09/25 08:29:32 build.go:193: ninja: build stopped: subcommand failed.
agent:2018/09/25 08:29:32 build.go:193: Project ERROR: GN build error!
agent:2018/09/25 08:29:32 build.go:193: NMAKE : fatal error U1077: '(' : return code '0x3'
agent:2018/09/25 08:29:32 build.go:193: Stop.
agent:2018/09/25 08:29:32 build.go:193: NMAKE : fatal error U1077: 'cd' : return code '0x2'
agent:2018/09/25 08:29:32 build.go:193: Stop.
agent:2018/09/25 08:29:32 build.go:193: NMAKE : fatal error U1077: 'cd' : return code '0x2'
agent:2018/09/25 08:29:32 build.go:193: Stop.
agent:2018/09/25 08:29:32 build.go:237: Process finished with error: exit status 2
agent:2018/09/25 08:29:32 build.go:435: Executing scheduled instruction 1 of 1 - Upload all core dumps if there are some
agent:2018/09/25 08:29:32 build.go:196: Error reading from stdout/err: exit status 2
agent:2018/09/25 08:29:32 build.go:437: 
agent:2018/09/25 08:29:32 agent.go:198: Build failed
agent:2018/09/25 08:29:32 agent.go:94: ERROR building: exit status 2