lc0 0.27 Build failed on Ubuntu 18.04

root@BigFenix:~/lc0-0.27.0# ./build.sh
~/lc0-0.27.0 ~/lc0-0.27.0
[0/1] Regenerating build files.
The Meson build system
Version: 0.55.3
Source dir: /root/lc0-0.27.0
Build dir: /root/lc0-0.27.0/build/release
Build type: native build
Project name: lc0
Project version: undefined
C++ compiler for the host machine: c++ (gcc 7.5.0 "c++ (Ubuntu 7.5.0-3ubuntu1~18.04) 7.5.0")
C++ linker for the host machine: c++ ld.bfd 2.30
Host machine cpu family: x86_64
Host machine cpu: x86_64
Has header "optional" : YES (cached)
Has header "string_view" : YES (cached)
Has header "charconv" : NO (cached)
../../meson.build:30: WARNING: Your compiler or library does not have full C++17 support. See the README for compilers that are known to be working. This will become an error in the future.
Compiler for C++ supports arguments -march=native: YES (cached)
Program scripts/compile_proto.py found: YES
Program git found: YES
../../meson.build:116: WARNING: Failed to parse short revision. Use git clone instead of downloading the archive from GitHub.
Message: Using build identifier "git.unknown".
Dependency threads found: YES unknown (cached)
Library dl found: YES
Found pkg-config: /usr/bin/pkg-config (0.29.1)
Found CMake: /usr/bin/cmake (3.10.2)
Run-time dependency tensorflow_cc found: NO (tried pkgconfig and cmake)
Run-time dependency accelerate found: NO (tried pkgconfig and cmake)
Library mkl_rt found: NO
Library mklml found: NO
Library dnnl found: NO
Library openblas.dll found: NO
Library openblas found: YES
Has header "openblas_config.h" : YES (cached)
Run-time dependency eigen3 found: NO (tried pkgconfig and cmake)
Looking for a fallback subproject for the dependency eigen3

|Executing subproject eigen method meson
|
|Project name: eigen
|Project version: 3.3.7
|C++ compiler for the host machine: c++ (gcc 7.5.0 "c++ (Ubuntu 7.5.0-3ubuntu1~18.04) 7.5.0")
|C++ linker for the host machine: c++ ld.bfd 2.30
|Build targets in project: 0
|Subproject eigen finished.

Dependency eigen3 from subproject subprojects/eigen found: YES 3.3.7
Program ispc found: NO
Library OpenCL found: YES
Run-time dependency opencl found: NO
Has header "CL/opencl.h" : YES (cached)
Library cublas found: YES
Library cudnn found: YES
Library cudart found: YES
Program /usr/local/cuda/bin/nvcc found: YES
Dependency zlib found: YES 1.2.11 (cached)
Library libatomic found: YES
Run-time dependency GTest found: NO (tried pkgconfig and system)
Looking for a fallback subproject for the dependency gtest

|Executing subproject gtest method meson
|
|Project name: gtest
|Project version: 1.10.0
|C++ compiler for the host machine: c++ (gcc 7.5.0 "c++ (Ubuntu 7.5.0-3ubuntu1~18.04) 7.5.0")
|C++ linker for the host machine: c++ ld.bfd 2.30
|Dependency threads found: YES unknown (cached)
|Dependency threads found: YES unknown (cached)
|Dependency threads found: YES unknown (cached)
|Dependency threads found: YES unknown (cached)
|Build targets in project: 1
|Subproject gtest finished.

Dependency gtest from subproject subprojects/gtest found: YES 1.10.0
Build targets in project: 8

lc0 undefined

  Subprojects
    eigen: YES
    gtest: YES

Found ninja-1.8.2 at /usr/bin/ninja
ninja: no work to do.
~/lc0-0.27.0