[HOOK - conan-center.py] pre_export(): [DEPRECATED GLOBAL CPPSTD (KB-H001)] OK
[HOOK - conan-center.py] pre_export(): [REFERENCE LOWERCASE (KB-H002)] OK
[HOOK - conan-center.py] pre_export(): [RECIPE METADATA (KB-H003)] OK
[HOOK - conan-center.py] pre_export(): [HEADER_ONLY, NO COPY SOURCE (KB-H005)] OK
[HOOK - conan-center.py] pre_export(): [FPIC OPTION (KB-H006)] OK
[HOOK - conan-center.py] pre_export(): [VERSION RANGES (KB-H008)] OK
[HOOK - conan-center.py] pre_export(): [RECIPE FOLDER SIZE (KB-H009)] Total recipe size: 3.4609375 KB
[HOOK - conan-center.py] pre_export(): [RECIPE FOLDER SIZE (KB-H009)] OK
[HOOK - conan-center.py] pre_export(): [EXPORT LICENSE (KB-H023)] exports: None
[HOOK - conan-center.py] pre_export(): [EXPORT LICENSE (KB-H023)] exports: ['patches/*.patch']
[HOOK - conan-center.py] pre_export(): [EXPORT LICENSE (KB-H023)] OK
[HOOK - conan-center.py] pre_export(): [TEST PACKAGE FOLDER (KB-H024)] OK
[HOOK - conan-center.py] pre_export(): [META LINES (KB-H025)] OK
[HOOK - conan-center.py] pre_export(): [CONAN CENTER INDEX URL (KB-H027)] OK
[HOOK - conan-center.py] pre_export(): [CMAKE MINIMUM VERSION (KB-H028)] OK
[HOOK - conan-center.py] pre_export(): [TEST PACKAGE - RUN ENVIRONMENT (KB-H029)] OK
[HOOK - conan-center.py] pre_export(): [SYSTEM REQUIREMENTS (KB-H032)] OK
[HOOK - conan-center.py] pre_export(): [CONANDATA.YML FORMAT (KB-H030)] OK
[HOOK - conan-center.py] pre_export(): [TEST PACKAGE - NO IMPORTS() (KB-H034)] OK
[HOOK - conan-center.py] pre_export(): [NO AUTHOR (KB-H037)] OK
[HOOK - conan-center.py] pre_export(): [NO TARGET NAME (KB-H040)] OK
[HOOK - conan-center.py] pre_export(): [NO FINAL ENDLINE (KB-H041)] OK
[HOOK - conan-center.py] pre_export(): [NO REQUIRES.ADD() (KB-H044)] OK
[HOOK - conan-center.py] pre_export(): [DELETE OPTIONS (KB-H045)] OK
[HOOK - conan-center.py] pre_export(): [NO ASCII CHARACTERS (KB-H047)] OK
[HOOK - conan-center.py] pre_export(): [CMAKE VERBOSE MAKEFILE (KB-H046)] OK
[HOOK - conan-center.py] pre_export(): [CMAKE VERSION REQUIRED (KB-H048)] OK
[HOOK - conan-center.py] pre_export(): [CMAKE WINDOWS EXPORT ALL SYMBOLS (KB-H049)] OK
[HOOK - conan-center.py] pre_export(): [DEFAULT OPTIONS AS DICTIONARY (KB-H051)] OK
[HOOK - conan-center.py] pre_export(): [CONFIG.YML HAS NEW VERSION (KB-H052)] OK
[HOOK - conan-center.py] pre_export(): [PRIVATE IMPORTS (KB-H053)] OK
Exporting package recipe
gn/1868 exports: File 'conandata.yml' found. Exporting it...
gn/1868 exports: Copied 1 '.yml' file: conandata.yml
gn/1868 exports_sources: Copied 1 '.patch' file: 001-header-git-commit-1868.patch
[HOOK - conan-center.py] post_export(): [CONANDATA.YML REDUCE (KB-H031)] Saving conandata.yml: {'sources': {'1868': {'url': 'https://gn.googlesource.com/gn/+archive/646a62e029de4827e384c8517dc62fd3c7f85207.tar.gz'}}, 'patches': {'1868': [{'base_path': 'source_subfolder', 'patch_file': 'patches/001-header-git-commit-1868.patch'}]}}
[HOOK - conan-center.py] post_export(): [CONANDATA.YML REDUCE (KB-H031)] New conandata.yml contents: patches:
  '1868':
  - base_path: source_subfolder
    patch_file: patches/001-header-git-commit-1868.patch
sources:
  '1868':
    url: https://gn.googlesource.com/gn/+archive/646a62e029de4827e384c8517dc62fd3c7f85207.tar.gz

[HOOK - conan-center.py] post_export(): [CONANDATA.YML REDUCE (KB-H031)] OK
[HOOK - conan-center.py] post_export(): [DEFAULT SHARED OPTION VALUE (KB-H050)] OK
gn/1868: The stored package has not changed
gn/1868: Using the exported files summary hash as the recipe revision: 8b69aa006b6ca934d1eb889788a6eeb2 
gn/1868: Exported revision: 8b69aa006b6ca934d1eb889788a6eeb2
Configuration:
[settings]
arch=x86_64
arch_build=x86_64
build_type=Release
compiler=gcc
compiler.libcxx=libstdc++
compiler.version=4.9
os=Linux
os_build=Linux
[options]
[build_requires]
[env]

gn/1868: Forced build from source
gn/1868 (test package): Installing package
Requirements
    gn/1868 from local cache - Cache
Packages
    gn/1868:4db1be536558d833e52e862fd84d64d75c2b3656 - Build
Build requirements
    ninja/1.10.1 from 'central' - Cache
Build requirements packages
    ninja/1.10.1:24647d9fe8ec489125dfbae4b3ebefaf7581674c - Cache

Installing (downloading, building) binaries...
ninja/1.10.1: Already installed!
[HOOK - conan-center.py] post_package_info(): [CMAKE FILE NOT IN BUILD FOLDERS (KB-H019)] OK
gn/1868: Applying build-requirement: ninja/1.10.1
gn/1868: Copying sources to build folder
gn/1868: Building your package in /home/conan/w/cci_PR-3668/.conan/data/gn/1868/_/_/build/4db1be536558d833e52e862fd84d64d75c2b3656
gn/1868: Generator txt created conanbuildinfo.txt
[HOOK - conan-center.py] pre_build(): [FPIC MANAGEMENT (KB-H007)] 'fPIC' option not found
[HOOK - conan-center.py] pre_build(): [FPIC MANAGEMENT (KB-H007)] OK
gn/1868: Calling build()

----Running------
> python source_subfolder/build/gen.py --out-path /home/conan/w/cci_PR-3668/.conan/data/gn/1868/_/_/build/4db1be536558d833e52e862fd84d64d75c2b3656
-----------------

----Running------
> ninja -C /home/conan/w/cci_PR-3668/.conan/data/gn/1868/_/_/build/4db1be536558d833e52e862fd84d64d75c2b3656 -j 3
-----------------
ninja: Entering directory `/home/conan/w/cci_PR-3668/.conan/data/gn/1868/_/_/build/4db1be536558d833e52e862fd84d64d75c2b3656'
[1/279] CXX src/gn/general_tool.o
FAILED: src/gn/general_tool.o 
/usr/bin/g++ -MMD -MF src/gn/general_tool.o.d -Isource_subfolder/src -I. -DNDEBUG -O3 -fdata-sections -ffunction-sections -D_FILE_OFFSET_BITS=64 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -pthread -pipe -fno-exceptions -fno-rtti -fdiagnostics-color -Wall -Wextra -Wno-unused-parameter -std=c++17 -c source_subfolder/src/gn/general_tool.cc -o src/gn/general_tool.o
g++: error: unrecognized command line option '-std=c++17'
[2/279] CXX src/base/command_line.o
FAILED: src/base/command_line.o 
/usr/bin/g++ -MMD -MF src/base/command_line.o.d -Isource_subfolder/src -I. -DNDEBUG -O3 -fdata-sections -ffunction-sections -D_FILE_OFFSET_BITS=64 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -pthread -pipe -fno-exceptions -fno-rtti -fdiagnostics-color -Wall -Wextra -Wno-unused-parameter -std=c++17 -c source_subfolder/src/base/command_line.cc -o src/base/command_line.o
g++: error: unrecognized command line option '-std=c++17'
[3/279] CXX src/base/environment.o
FAILED: src/base/environment.o 
/usr/bin/g++ -MMD -MF src/base/environment.o.d -Isource_subfolder/src -I. -DNDEBUG -O3 -fdata-sections -ffunction-sections -D_FILE_OFFSET_BITS=64 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -pthread -pipe -fno-exceptions -fno-rtti -fdiagnostics-color -Wall -Wextra -Wno-unused-parameter -std=c++17 -c source_subfolder/src/base/environment.cc -o src/base/environment.o
g++: error: unrecognized command line option '-std=c++17'
ninja: build stopped: subcommand failed.
gn/1868: 

JSON file created at '/home/conan/w/cci_PR-3668/2/1973e47a-6020-46d1-ae3f-7b3be3c05fe9/_create.json'