[INFO] cloning repository https://github.com/notriddle/mozjs-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/notriddle/mozjs-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnotriddle%2Fmozjs-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnotriddle%2Fmozjs-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 73b53257c43921e107a02e91d6525fcde1bed2ce
[INFO] checking notriddle/mozjs-example against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnotriddle%2Fmozjs-example" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/notriddle/mozjs-example on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/notriddle/mozjs-example
[INFO] finished tweaking git repo https://github.com/notriddle/mozjs-example
[INFO] tweaked toml for git repo https://github.com/notriddle/mozjs-example written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/notriddle/mozjs-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c094a2c744be0ada209de87a785c972cd76a31583f628b423add6840c22fab05
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c094a2c744be0ada209de87a785c972cd76a31583f628b423add6840c22fab05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c094a2c744be0ada209de87a785c972cd76a31583f628b423add6840c22fab05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c094a2c744be0ada209de87a785c972cd76a31583f628b423add6840c22fab05", kill_on_drop: false }`
[INFO] [stdout] c094a2c744be0ada209de87a785c972cd76a31583f628b423add6840c22fab05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f043477d5fb895956414ed9d8d35daeab7c52ff0157246f178d233b9ec3524a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0f043477d5fb895956414ed9d8d35daeab7c52ff0157246f178d233b9ec3524a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.22
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling bindgen v0.53.3
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]    Compiling encoding_c_mem v0.2.6
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling encoding_c v0.9.8
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking fastrand v1.3.5
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]     Checking parking v1.0.6
[INFO] [stderr]     Checking async-task v3.0.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling mozjs v0.14.1 (https://github.com/servo/rust-mozjs#e9f71b64)
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking futures-lite v0.1.11
[INFO] [stderr]     Checking async-channel v1.4.2
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]     Checking blocking v0.4.7
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking socket2 v0.3.15
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]    Compiling mozjs_sys v0.68.2 (https://github.com/servo/mozjs?rev=a40b829f0fefa06a743f006260c7facebcfa27aa#a40b829f)
[INFO] [stderr]     Checking smol v0.1.18
[INFO] [stderr] error: failed to run custom build command for `mozjs_sys v0.68.2 (https://github.com/servo/mozjs?rev=a40b829f0fefa06a743f006260c7facebcfa27aa#a40b829f)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/mozjs_sys-0570c2d550d147e3/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:outdir=/opt/rustwide/target/debug/build/mozjs_sys-78191b1a3e8dbb64/out/build
[INFO] [stderr]   [[ '/opt/rustwide/cargo-home/git/checkouts/mozjs-fa11ffc7d4f1cc2d/a40b829/mozjs'/js/src/configure -ot '/opt/rustwide/cargo-home/git/checkouts/mozjs-fa11ffc7d4f1cc2d/a40b829/mozjs'/js/src/configure.in ]] && touch '/opt/rustwide/cargo-home/git/checkouts/mozjs-fa11ffc7d4f1cc2d/a40b829/mozjs'/js/src/configure || true
[INFO] [stderr]   [[ '/opt/rustwide/cargo-home/git/checkouts/mozjs-fa11ffc7d4f1cc2d/a40b829/mozjs'/js/src/old-configure -ot '/opt/rustwide/cargo-home/git/checkouts/mozjs-fa11ffc7d4f1cc2d/a40b829/mozjs'/js/src/old-configure.in ]] && touch '/opt/rustwide/cargo-home/git/checkouts/mozjs-fa11ffc7d4f1cc2d/a40b829/mozjs'/js/src/old-configure || true
[INFO] [stderr]   ! [[ '/opt/rustwide/cargo-home/git/checkouts/mozjs-fa11ffc7d4f1cc2d/a40b829/mozjs'/js/src/configure.in -ot '/opt/rustwide/cargo-home/git/checkouts/mozjs-fa11ffc7d4f1cc2d/a40b829/mozjs'/js/src/configure ]] && touch '/opt/rustwide/cargo-home/git/checkouts/mozjs-fa11ffc7d4f1cc2d/a40b829/mozjs'/js/src/configure || true
[INFO] [stderr]   ! [[ '/opt/rustwide/cargo-home/git/checkouts/mozjs-fa11ffc7d4f1cc2d/a40b829/mozjs'/js/src/old-configure.in -ot '/opt/rustwide/cargo-home/git/checkouts/mozjs-fa11ffc7d4f1cc2d/a40b829/mozjs'/js/src/old-configure ]] && touch '/opt/rustwide/cargo-home/git/checkouts/mozjs-fa11ffc7d4f1cc2d/a40b829/mozjs'/js/src/old-configure || true
[INFO] [stderr]   if [[ '/opt/rustwide/cargo-home/git/checkouts/mozjs-fa11ffc7d4f1cc2d/a40b829/mozjs'/js/src/configure -nt config.status ]] ; then \
[INFO] [stderr]     PYTHON="python2" MOZ_TOOLS="" \
[INFO] [stderr]     CC="gcc" CFLAGS="" \
[INFO] [stderr]     CPP="gcc -E" CPPFLAGS="-I/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/encoding_c_mem-0.2.6/include " \
[INFO] [stderr]     CXX="g++" CXXFLAGS="" \
[INFO] [stderr]     AS="" AR="ar" \
[INFO] [stderr]     STLPORT_LIBS="" \
[INFO] [stderr]     '/opt/rustwide/cargo-home/git/checkouts/mozjs-fa11ffc7d4f1cc2d/a40b829/mozjs'/js/src/configure --disable-jemalloc --disable-js-shell --disable-tests --disable-export-js --disable-shared-js --build-backends=RecursiveMake || (cat config.log && exit 1) ; \
[INFO] [stderr]   fi
[INFO] [stderr]   Creating Python environment
[INFO] [stderr]   New python executable in /opt/rustwide/target/debug/build/mozjs_sys-78191b1a3e8dbb64/out/build/_virtualenvs/init/bin/python2
[INFO] [stderr]   Also creating executable in /opt/rustwide/target/debug/build/mozjs_sys-78191b1a3e8dbb64/out/build/_virtualenvs/init/bin/python
[INFO] [stderr]   Installing setuptools, pip, wheel...done.
[INFO] [stderr]   Traceback (most recent call last):
[INFO] [stderr]     File "/opt/rustwide/cargo-home/git/checkouts/mozjs-fa11ffc7d4f1cc2d/a40b829/mozjs/third_party/python/psutil/setup.py", line 224, in <module>
[INFO] [stderr]       ETHTOOL_MACRO = get_ethtool_macro()
[INFO] [stderr]     File "/opt/rustwide/cargo-home/git/checkouts/mozjs-fa11ffc7d4f1cc2d/a40b829/mozjs/third_party/python/psutil/setup.py", line 212, in get_ethtool_macro
[INFO] [stderr]       compiler.compile([f.name])
[INFO] [stderr]     File "/usr/lib/python2.7/distutils/ccompiler.py", line 566, in compile
[INFO] [stderr]       depends, extra_postargs)
[INFO] [stderr]     File "/usr/lib/python2.7/distutils/ccompiler.py", line 362, in _setup_compile
[INFO] [stderr]       self.mkpath(os.path.dirname(obj))
[INFO] [stderr]     File "/usr/lib/python2.7/distutils/ccompiler.py", line 883, in mkpath
[INFO] [stderr]       mkpath(name, mode, dry_run=self.dry_run)
[INFO] [stderr]     File "/usr/lib/python2.7/distutils/dir_util.py", line 76, in mkpath
[INFO] [stderr]       "could not create '%s': %s" % (head, exc.args[-1]))
[INFO] [stderr]   distutils.errors.DistutilsFileError: could not create 'tmp': Read-only file system
[INFO] [stderr] 
[INFO] [stderr]   Error processing command. Ignoring because optional. (optional:setup.py:third_party/python/psutil:build_ext:--inplace)
[INFO] [stderr]   Error processing command. Ignoring because optional. (optional:packages.txt:comm/build/virtualenv_packages.txt)
[INFO] [stderr]   Reexecuting in the virtualenv
[INFO] [stderr]   checking for vcs source checkout... no
[INFO] [stderr]   checking for a shell... /usr/bin/sh
[INFO] [stderr]   checking for host system type... x86_64-pc-linux-gnu
[INFO] [stderr]   checking for target system type... x86_64-pc-linux-gnu
[INFO] [stderr]   checking for Python 3... /usr/bin/python3 (3.8.5)
[INFO] [stderr]   checking whether cross compiling... no
[INFO] [stderr]   checking for yasm... not found
[INFO] [stderr]   checking for the target C compiler... /usr/bin/gcc
[INFO] [stderr]   checking whether the target C compiler can be used... yes
[INFO] [stderr]   checking the target C compiler version... 9.3.0
[INFO] [stderr]   checking the target C compiler works... yes
[INFO] [stderr]   checking for the target C++ compiler... /usr/bin/g++
[INFO] [stderr]   checking whether the target C++ compiler can be used... yes
[INFO] [stderr]   checking the target C++ compiler version... 9.3.0
[INFO] [stderr]   checking the target C++ compiler works... yes
[INFO] [stderr]   checking for the host C compiler... /usr/bin/gcc
[INFO] [stderr]   checking whether the host C compiler can be used... yes
[INFO] [stderr]   checking the host C compiler version... 9.3.0
[INFO] [stderr]   checking the host C compiler works... yes
[INFO] [stderr]   checking for the host C++ compiler... /usr/bin/g++
[INFO] [stderr]   checking whether the host C++ compiler can be used... yes
[INFO] [stderr]   checking the host C++ compiler version... 9.3.0
[INFO] [stderr]   checking the host C++ compiler works... yes
[INFO] [stderr]   checking for 64-bit OS... yes
[INFO] [stderr]   checking for nasm... /usr/bin/nasm
[INFO] [stderr]   checking nasm version... 2.14.02
[INFO] [stderr]   checking for linker... bfd
[INFO] [stderr]   checking for the assembler... /usr/bin/gcc
[INFO] [stderr]   checking for ar... /usr/bin/ar
[INFO] [stderr]   checking for pkg_config... /usr/bin/pkg-config
[INFO] [stderr]   checking for pkg-config version... 0.29.1
[INFO] [stderr]   checking for stdint.h... yes
[INFO] [stderr]   checking for inttypes.h... yes
[INFO] [stderr]   checking for malloc.h... yes
[INFO] [stderr]   checking for alloca.h... yes
[INFO] [stderr]   checking for sys/byteorder.h... no
[INFO] [stderr]   checking for getopt.h... yes
[INFO] [stderr]   checking for unistd.h... yes
[INFO] [stderr]   checking for nl_types.h... yes
[INFO] [stderr]   checking for cpuid.h... yes
[INFO] [stderr]   checking for sys/statvfs.h... yes
[INFO] [stderr]   checking for sys/statfs.h... yes
[INFO] [stderr]   checking for sys/vfs.h... yes
[INFO] [stderr]   checking for sys/mount.h... yes
[INFO] [stderr]   checking for sys/quota.h... yes
[INFO] [stderr]   checking for linux/quota.h... yes
[INFO] [stderr]   checking for linux/if_addr.h... yes
[INFO] [stderr]   checking for linux/rtnetlink.h... yes
[INFO] [stderr]   checking for sys/queue.h... yes
[INFO] [stderr]   checking for sys/types.h... yes
[INFO] [stderr]   checking for netinet/in.h... yes
[INFO] [stderr]   checking for byteswap.h... yes
[INFO] [stderr]   checking for linux/perf_event.h... yes
[INFO] [stderr]   checking for perf_event_open system call... yes
[INFO] [stderr]   checking whether the C compiler supports -Wbitfield-enum-conversion... no
[INFO] [stderr]   checking whether the C++ compiler supports -Wbitfield-enum-conversion... no
[INFO] [stderr]   checking whether the C compiler supports -Wshadow-field-in-constructor-modified... no
[INFO] [stderr]   checking whether the C++ compiler supports -Wshadow-field-in-constructor-modified... no
[INFO] [stderr]   checking whether the C compiler supports -Wunreachable-code-return... no
[INFO] [stderr]   checking whether the C++ compiler supports -Wunreachable-code-return... no
[INFO] [stderr]   checking whether the C compiler supports -Wclass-varargs... no
[INFO] [stderr]   checking whether the C++ compiler supports -Wclass-varargs... no
[INFO] [stderr]   checking whether the C compiler supports -Wfloat-overflow-conversion... no
[INFO] [stderr]   checking whether the C++ compiler supports -Wfloat-overflow-conversion... no
[INFO] [stderr]   checking whether the C compiler supports -Wfloat-zero-conversion... no
[INFO] [stderr]   checking whether the C++ compiler supports -Wfloat-zero-conversion... no
[INFO] [stderr]   checking whether the C compiler supports -Wloop-analysis... no
[INFO] [stderr]   checking whether the C++ compiler supports -Wloop-analysis... no
[INFO] [stderr]   checking whether the C++ compiler supports -Wc++1z-compat... yes
[INFO] [stderr]   checking whether the C++ compiler supports -Wc++2a-compat... no
[INFO] [stderr]   checking whether the C++ compiler supports -Wcomma... no
[INFO] [stderr]   checking whether the C compiler supports -Wduplicated-cond... yes
[INFO] [stderr]   checking whether the C++ compiler supports -Wduplicated-cond... yes
[INFO] [stderr]   checking whether the C++ compiler supports -Wimplicit-fallthrough... yes
[INFO] [stderr]   checking whether the C compiler supports -Wstring-conversion... no
[INFO] [stderr]   checking whether the C++ compiler supports -Wstring-conversion... no
[INFO] [stderr]   checking whether the C compiler supports -Wtautological-overlap-compare... no
[INFO] [stderr]   checking whether the C++ compiler supports -Wtautological-overlap-compare... no
[INFO] [stderr]   checking whether the C compiler supports -Wtautological-unsigned-enum-zero-compare... no
[INFO] [stderr]   checking whether the C++ compiler supports -Wtautological-unsigned-enum-zero-compare... no
[INFO] [stderr]   checking whether the C compiler supports -Wtautological-unsigned-zero-compare... no
[INFO] [stderr]   checking whether the C++ compiler supports -Wtautological-unsigned-zero-compare... no
[INFO] [stderr]   checking whether the C compiler supports -Wno-error=tautological-type-limit-compare... no
[INFO] [stderr]   checking whether the C++ compiler supports -Wno-error=tautological-type-limit-compare... no
[INFO] [stderr]   checking whether the C++ compiler supports -Wno-inline-new-delete... no
[INFO] [stderr]   checking whether the C compiler supports -Wno-error=maybe-uninitialized... yes
[INFO] [stderr]   checking whether the C++ compiler supports -Wno-error=maybe-uninitialized... yes
[INFO] [stderr]   checking whether the C compiler supports -Wno-error=deprecated-declarations... yes
[INFO] [stderr]   checking whether the C++ compiler supports -Wno-error=deprecated-declarations... yes
[INFO] [stderr]   checking whether the C compiler supports -Wno-error=array-bounds... yes
[INFO] [stderr]   checking whether the C++ compiler supports -Wno-error=array-bounds... yes
[INFO] [stderr]   checking whether the C compiler supports -Wno-error=coverage-mismatch... yes
[INFO] [stderr]   checking whether the C++ compiler supports -Wno-error=coverage-mismatch... yes
[INFO] [stderr]   checking whether the C compiler supports -Wno-error=backend-plugin... no
[INFO] [stderr]   checking whether the C++ compiler supports -Wno-error=backend-plugin... no
[INFO] [stderr]   checking whether the C compiler supports -Wno-error=free-nonheap-object... yes
[INFO] [stderr]   checking whether the C++ compiler supports -Wno-error=free-nonheap-object... yes
[INFO] [stderr]   checking whether the C compiler supports -Wno-error=multistatement-macros... yes
[INFO] [stderr]   checking whether the C++ compiler supports -Wno-error=multistatement-macros... yes
[INFO] [stderr]   checking whether the C compiler supports -Wno-error=return-std-move... no
[INFO] [stderr]   checking whether the C++ compiler supports -Wno-error=return-std-move... no
[INFO] [stderr]   checking whether the C compiler supports -Wno-error=class-memaccess... yes
[INFO] [stderr]   checking whether the C++ compiler supports -Wno-error=class-memaccess... yes
[INFO] [stderr]   checking whether the C compiler supports -Wno-error=atomic-alignment... no
[INFO] [stderr]   checking whether the C++ compiler supports -Wno-error=atomic-alignment... no
[INFO] [stderr]   checking whether the C compiler supports -Wno-error=deprecated-copy... yes
[INFO] [stderr]   checking whether the C++ compiler supports -Wno-error=deprecated-copy... yes
[INFO] [stderr]   checking whether the C compiler supports -Wformat... yes
[INFO] [stderr]   checking whether the C++ compiler supports -Wformat... yes
[INFO] [stderr]   checking whether the C compiler supports -Wformat-security... yes
[INFO] [stderr]   checking whether the C++ compiler supports -Wformat-security... yes
[INFO] [stderr]   checking whether the C compiler supports -Wformat-overflow=2... yes
[INFO] [stderr]   checking whether the C++ compiler supports -Wformat-overflow=2... yes
[INFO] [stderr]   checking whether the C compiler supports -Wno-gnu-zero-variadic-macro-arguments... no
[INFO] [stderr]   checking whether the C++ compiler supports -Wno-gnu-zero-variadic-macro-arguments... no
[INFO] [stderr]   checking whether the C++ compiler supports -Wno-noexcept-type... yes
[INFO] [stderr]   checking whether the C++ compiler supports -fno-sized-deallocation... yes
[INFO] [stderr]   checking whether the C++ compiler supports -fno-aligned-new... yes
[INFO] [stderr]   checking for rustfmt... /opt/rustwide/cargo-home/bin/rustfmt
[INFO] [stderr]   checking for llvm_profdata... /usr/bin/llvm-profdata
[INFO] [stderr]   checking for awk... /usr/bin/mawk
[INFO] [stderr]   checking for perl... /usr/bin/perl
[INFO] [stderr]   checking for minimum required perl version >= 5.006... 5.030000
[INFO] [stderr]   checking for full perl installation... yes
[INFO] [stderr]   checking for gmake... /usr/bin/make
[INFO] [stderr]   checking for watchman... not found
[INFO] [stderr]   checking for xargs... /usr/bin/xargs
[INFO] [stderr]   checking for rpmbuild... not found
[INFO] [stderr]   checking for llvm-objdump... /usr/bin/llvm-objdump
[INFO] [stderr]   checking for autoconf... INFO: checking for vcs source checkout... 
[INFO] [stderr]   INFO: no
[INFO] [stderr]   INFO: checking for a shell... 
[INFO] [stderr]   INFO: /usr/bin/sh
[INFO] [stderr]   INFO: checking for host system type... 
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/sh /opt/rustwide/cargo-home/git/checkouts/mozjs-fa11ffc7d4f1cc2d/a40b829/mozjs/build/moz.configure/../autoconf/config.guess`
[INFO] [stderr]   INFO: x86_64-pc-linux-gnu
[INFO] [stderr]   INFO: checking for target system type... 
[INFO] [stderr]   INFO: x86_64-pc-linux-gnu
[INFO] [stderr]   INFO: checking for Python 3... 
[INFO] [stderr]   INFO: /usr/bin/python3 (3.8.5)
[INFO] [stderr]   INFO: checking whether cross compiling... 
[INFO] [stderr]   INFO: no
[INFO] [stderr]   INFO: checking for yasm... 
[INFO] [stderr]   DEBUG: yasm: Trying yasm
[INFO] [stderr]   INFO: not found
[INFO] [stderr]   INFO: checking for the target C compiler... 
[INFO] [stderr]   DEBUG: _cc: Trying gcc
[INFO] [stderr]   INFO: /usr/bin/gcc
[INFO] [stderr]   INFO: checking whether the target C compiler can be used... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.2I_a0_.c` with content:
[INFO] [stderr]   DEBUG: | #if defined(_MSC_VER) && defined(__clang__) && defined(_MT)
[INFO] [stderr]   DEBUG: | %COMPILER "clang-cl"
[INFO] [stderr]   DEBUG: | %VERSION __clang_major__.__clang_minor__.__clang_patchlevel__
[INFO] [stderr]   DEBUG: | #elif defined(__clang__)
[INFO] [stderr]   DEBUG: | %COMPILER "clang"
[INFO] [stderr]   DEBUG: | #  if __has_warning("-Wunguarded-availability")
[INFO] [stderr]   DEBUG: | %VERSION __clang_major__.__clang_minor__.__clang_patchlevel__
[INFO] [stderr]   DEBUG: | #  endif
[INFO] [stderr]   DEBUG: | #elif defined(__GNUC__)
[INFO] [stderr]   DEBUG: | %COMPILER "gcc"
[INFO] [stderr]   DEBUG: | %VERSION __GNUC__.__GNUC_MINOR__.__GNUC_PATCHLEVEL__
[INFO] [stderr]   DEBUG: | #endif
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: | #if __cplusplus
[INFO] [stderr]   DEBUG: | %cplusplus __cplusplus
[INFO] [stderr]   DEBUG: | #elif __STDC_VERSION__
[INFO] [stderr]   DEBUG: | %STDC_VERSION __STDC_VERSION__
[INFO] [stderr]   DEBUG: | #endif
[INFO] [stderr]   DEBUG: | #if __i386__ || _M_IX86
[INFO] [stderr]   DEBUG: | %CPU "x86"
[INFO] [stderr]   DEBUG: | #elif __x86_64__ || _M_X64
[INFO] [stderr]   DEBUG: | %CPU "x86_64"
[INFO] [stderr]   DEBUG: | #elif __arm__ || _M_ARM
[INFO] [stderr]   DEBUG: | %CPU "arm"
[INFO] [stderr]   DEBUG: | #elif __aarch64__ || _M_ARM64
[INFO] [stderr]   DEBUG: | %CPU "aarch64"
[INFO] [stderr]   DEBUG: | #elif __ia64__
[INFO] [stderr]   DEBUG: | %CPU "ia64"
[INFO] [stderr]   DEBUG: | #elif __s390x__
[INFO] [stderr]   DEBUG: | %CPU "s390x"
[INFO] [stderr]   DEBUG: | #elif __s390__
[INFO] [stderr]   DEBUG: | %CPU "s390"
[INFO] [stderr]   DEBUG: | #elif __powerpc64__
[INFO] [stderr]   DEBUG: | %CPU "ppc64"
[INFO] [stderr]   DEBUG: | #elif __powerpc__
[INFO] [stderr]   DEBUG: | %CPU "ppc"
[INFO] [stderr]   DEBUG: | #elif __alpha__
[INFO] [stderr]   DEBUG: | %CPU "Alpha"
[INFO] [stderr]   DEBUG: | #elif __hppa__
[INFO] [stderr]   DEBUG: | %CPU "hppa"
[INFO] [stderr]   DEBUG: | #elif __sparc__ && __arch64__
[INFO] [stderr]   DEBUG: | %CPU "sparc64"
[INFO] [stderr]   DEBUG: | #elif __sparc__
[INFO] [stderr]   DEBUG: | %CPU "sparc"
[INFO] [stderr]   DEBUG: | #elif __mips64
[INFO] [stderr]   DEBUG: | %CPU "mips64"
[INFO] [stderr]   DEBUG: | #elif __mips__
[INFO] [stderr]   DEBUG: | %CPU "mips32"
[INFO] [stderr]   DEBUG: | #elif __sh__
[INFO] [stderr]   DEBUG: | %CPU "sh4"
[INFO] [stderr]   DEBUG: | #endif
[INFO] [stderr]   DEBUG: | #if __FreeBSD_kernel__
[INFO] [stderr]   DEBUG: | %KERNEL "kFreeBSD"
[INFO] [stderr]   DEBUG: | #elif __DragonFly__
[INFO] [stderr]   DEBUG: | %KERNEL "DragonFly"
[INFO] [stderr]   DEBUG: | #elif __OpenBSD__
[INFO] [stderr]   DEBUG: | %KERNEL "OpenBSD"
[INFO] [stderr]   DEBUG: | #elif __sun__
[INFO] [stderr]   DEBUG: | %KERNEL "SunOS"
[INFO] [stderr]   DEBUG: | #elif __FreeBSD__
[INFO] [stderr]   DEBUG: | %KERNEL "FreeBSD"
[INFO] [stderr]   DEBUG: | #elif __linux__
[INFO] [stderr]   DEBUG: | %KERNEL "Linux"
[INFO] [stderr]   DEBUG: | #elif _WIN32 || __CYGWIN__
[INFO] [stderr]   DEBUG: | %KERNEL "WINNT"
[INFO] [stderr]   DEBUG: | #elif __NetBSD__
[INFO] [stderr]   DEBUG: | %KERNEL "NetBSD"
[INFO] [stderr]   DEBUG: | #elif __APPLE__
[INFO] [stderr]   DEBUG: | %KERNEL "Darwin"
[INFO] [stderr]   DEBUG: | #endif
[INFO] [stderr]   DEBUG: | #if __ANDROID__
[INFO] [stderr]   DEBUG: | %OS "Android"
[INFO] [stderr]   DEBUG: | #endif
[INFO] [stderr]   DEBUG: | #if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
[INFO] [stderr]   DEBUG: | %ENDIANNESS "little"
[INFO] [stderr]   DEBUG: | #elif __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
[INFO] [stderr]   DEBUG: | %ENDIANNESS "big"
[INFO] [stderr]   DEBUG: | #endif
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/gcc -E /tmp/conftest.2I_a0_.c`
[INFO] [stderr]   DEBUG: COMPILER = gcc
[INFO] [stderr]   DEBUG: VERSION = 9.3.0
[INFO] [stderr]   DEBUG: STDC_VERSION = 201710L
[INFO] [stderr]   DEBUG: CPU = x86_64
[INFO] [stderr]   DEBUG: KERNEL = Linux
[INFO] [stderr]   DEBUG: ENDIANNESS = little
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.JfEuor.c` with content:
[INFO] [stderr]   DEBUG: | #if defined(_MSC_VER) && defined(__clang__) && defined(_MT)
[INFO] [stderr]   DEBUG: | %COMPILER "clang-cl"
[INFO] [stderr]   DEBUG: | %VERSION __clang_major__.__clang_minor__.__clang_patchlevel__
[INFO] [stderr]   DEBUG: | #elif defined(__clang__)
[INFO] [stderr]   DEBUG: | %COMPILER "clang"
[INFO] [stderr]   DEBUG: | #  if __has_warning("-Wunguarded-availability")
[INFO] [stderr]   DEBUG: | %VERSION __clang_major__.__clang_minor__.__clang_patchlevel__
[INFO] [stderr]   DEBUG: | #  endif
[INFO] [stderr]   DEBUG: | #elif defined(__GNUC__)
[INFO] [stderr]   DEBUG: | %COMPILER "gcc"
[INFO] [stderr]   DEBUG: | %VERSION __GNUC__.__GNUC_MINOR__.__GNUC_PATCHLEVEL__
[INFO] [stderr]   DEBUG: | #endif
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: | #if __cplusplus
[INFO] [stderr]   DEBUG: | %cplusplus __cplusplus
[INFO] [stderr]   DEBUG: | #elif __STDC_VERSION__
[INFO] [stderr]   DEBUG: | %STDC_VERSION __STDC_VERSION__
[INFO] [stderr]   DEBUG: | #endif
[INFO] [stderr]   DEBUG: | #if __i386__ || _M_IX86
[INFO] [stderr]   DEBUG: | %CPU "x86"
[INFO] [stderr]   DEBUG: | #elif __x86_64__ || _M_X64
[INFO] [stderr]   DEBUG: | %CPU "x86_64"
[INFO] [stderr]   DEBUG: | #elif __arm__ || _M_ARM
[INFO] [stderr]   DEBUG: | %CPU "arm"
[INFO] [stderr]   DEBUG: | #elif __aarch64__ || _M_ARM64
[INFO] [stderr]   DEBUG: | %CPU "aarch64"
[INFO] [stderr]   DEBUG: | #elif __ia64__
[INFO] [stderr]   DEBUG: | %CPU "ia64"
[INFO] [stderr]   DEBUG: | #elif __s390x__
[INFO] [stderr]   DEBUG: | %CPU "s390x"
[INFO] [stderr]   DEBUG: | #elif __s390__
[INFO] [stderr]   DEBUG: | %CPU "s390"
[INFO] [stderr]   DEBUG: | #elif __powerpc64__
[INFO] [stderr]   DEBUG: | %CPU "ppc64"
[INFO] [stderr]   DEBUG: | #elif __powerpc__
[INFO] [stderr]   DEBUG: | %CPU "ppc"
[INFO] [stderr]   DEBUG: | #elif __alpha__
[INFO] [stderr]   DEBUG: | %CPU "Alpha"
[INFO] [stderr]   DEBUG: | #elif __hppa__
[INFO] [stderr]   DEBUG: | %CPU "hppa"
[INFO] [stderr]   DEBUG: | #elif __sparc__ && __arch64__
[INFO] [stderr]   DEBUG: | %CPU "sparc64"
[INFO] [stderr]   DEBUG: | #elif __sparc__
[INFO] [stderr]   DEBUG: | %CPU "sparc"
[INFO] [stderr]   DEBUG: | #elif __mips64
[INFO] [stderr]   DEBUG: | %CPU "mips64"
[INFO] [stderr]   DEBUG: | #elif __mips__
[INFO] [stderr]   DEBUG: | %CPU "mips32"
[INFO] [stderr]   DEBUG: | #elif __sh__
[INFO] [stderr]   DEBUG: | %CPU "sh4"
[INFO] [stderr]   DEBUG: | #endif
[INFO] [stderr]   DEBUG: | #if __FreeBSD_kernel__
[INFO] [stderr]   DEBUG: | %KERNEL "kFreeBSD"
[INFO] [stderr]   DEBUG: | #elif __DragonFly__
[INFO] [stderr]   DEBUG: | %KERNEL "DragonFly"
[INFO] [stderr]   DEBUG: | #elif __OpenBSD__
[INFO] [stderr]   DEBUG: | %KERNEL "OpenBSD"
[INFO] [stderr]   DEBUG: | #elif __sun__
[INFO] [stderr]   DEBUG: | %KERNEL "SunOS"
[INFO] [stderr]   DEBUG: | #elif __FreeBSD__
[INFO] [stderr]   DEBUG: | %KERNEL "FreeBSD"
[INFO] [stderr]   DEBUG: | #elif __linux__
[INFO] [stderr]   DEBUG: | %KERNEL "Linux"
[INFO] [stderr]   DEBUG: | #elif _WIN32 || __CYGWIN__
[INFO] [stderr]   DEBUG: | %KERNEL "WINNT"
[INFO] [stderr]   DEBUG: | #elif __NetBSD__
[INFO] [stderr]   DEBUG: | %KERNEL "NetBSD"
[INFO] [stderr]   DEBUG: | #elif __APPLE__
[INFO] [stderr]   DEBUG: | %KERNEL "Darwin"
[INFO] [stderr]   DEBUG: | #endif
[INFO] [stderr]   DEBUG: | #if __ANDROID__
[INFO] [stderr]   DEBUG: | %OS "Android"
[INFO] [stderr]   DEBUG: | #endif
[INFO] [stderr]   DEBUG: | #if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
[INFO] [stderr]   DEBUG: | %ENDIANNESS "little"
[INFO] [stderr]   DEBUG: | #elif __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
[INFO] [stderr]   DEBUG: | %ENDIANNESS "big"
[INFO] [stderr]   DEBUG: | #endif
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/gcc -std=gnu99 -E /tmp/conftest.JfEuor.c`
[INFO] [stderr]   DEBUG: COMPILER = gcc
[INFO] [stderr]   DEBUG: VERSION = 9.3.0
[INFO] [stderr]   DEBUG: STDC_VERSION = 199901L
[INFO] [stderr]   DEBUG: CPU = x86_64
[INFO] [stderr]   DEBUG: KERNEL = Linux
[INFO] [stderr]   DEBUG: ENDIANNESS = little
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking the target C compiler version... 
[INFO] [stderr]   INFO: 9.3.0
[INFO] [stderr]   INFO: checking the target C compiler works... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.mFnKo2.c` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/gcc -std=gnu99 -c /tmp/conftest.mFnKo2.c`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking for the target C++ compiler... 
[INFO] [stderr]   DEBUG: _cxx: Trying g++
[INFO] [stderr]   INFO: /usr/bin/g++
[INFO] [stderr]   INFO: checking whether the target C++ compiler can be used... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.7pdCVN.cpp` with content:
[INFO] [stderr]   DEBUG: | #if defined(_MSC_VER) && defined(__clang__) && defined(_MT)
[INFO] [stderr]   DEBUG: | %COMPILER "clang-cl"
[INFO] [stderr]   DEBUG: | %VERSION __clang_major__.__clang_minor__.__clang_patchlevel__
[INFO] [stderr]   DEBUG: | #elif defined(__clang__)
[INFO] [stderr]   DEBUG: | %COMPILER "clang"
[INFO] [stderr]   DEBUG: | #  if __has_warning("-Wunguarded-availability")
[INFO] [stderr]   DEBUG: | %VERSION __clang_major__.__clang_minor__.__clang_patchlevel__
[INFO] [stderr]   DEBUG: | #  endif
[INFO] [stderr]   DEBUG: | #elif defined(__GNUC__)
[INFO] [stderr]   DEBUG: | %COMPILER "gcc"
[INFO] [stderr]   DEBUG: | %VERSION __GNUC__.__GNUC_MINOR__.__GNUC_PATCHLEVEL__
[INFO] [stderr]   DEBUG: | #endif
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: | #if __cplusplus
[INFO] [stderr]   DEBUG: | %cplusplus __cplusplus
[INFO] [stderr]   DEBUG: | #elif __STDC_VERSION__
[INFO] [stderr]   DEBUG: | %STDC_VERSION __STDC_VERSION__
[INFO] [stderr]   DEBUG: | #endif
[INFO] [stderr]   DEBUG: | #if __i386__ || _M_IX86
[INFO] [stderr]   DEBUG: | %CPU "x86"
[INFO] [stderr]   DEBUG: | #elif __x86_64__ || _M_X64
[INFO] [stderr]   DEBUG: | %CPU "x86_64"
[INFO] [stderr]   DEBUG: | #elif __arm__ || _M_ARM
[INFO] [stderr]   DEBUG: | %CPU "arm"
[INFO] [stderr]   DEBUG: | #elif __aarch64__ || _M_ARM64
[INFO] [stderr]   DEBUG: | %CPU "aarch64"
[INFO] [stderr]   DEBUG: | #elif __ia64__
[INFO] [stderr]   DEBUG: | %CPU "ia64"
[INFO] [stderr]   DEBUG: | #elif __s390x__
[INFO] [stderr]   DEBUG: | %CPU "s390x"
[INFO] [stderr]   DEBUG: | #elif __s390__
[INFO] [stderr]   DEBUG: | %CPU "s390"
[INFO] [stderr]   DEBUG: | #elif __powerpc64__
[INFO] [stderr]   DEBUG: | %CPU "ppc64"
[INFO] [stderr]   DEBUG: | #elif __powerpc__
[INFO] [stderr]   DEBUG: | %CPU "ppc"
[INFO] [stderr]   DEBUG: | #elif __alpha__
[INFO] [stderr]   DEBUG: | %CPU "Alpha"
[INFO] [stderr]   DEBUG: | #elif __hppa__
[INFO] [stderr]   DEBUG: | %CPU "hppa"
[INFO] [stderr]   DEBUG: | #elif __sparc__ && __arch64__
[INFO] [stderr]   DEBUG: | %CPU "sparc64"
[INFO] [stderr]   DEBUG: | #elif __sparc__
[INFO] [stderr]   DEBUG: | %CPU "sparc"
[INFO] [stderr]   DEBUG: | #elif __mips64
[INFO] [stderr]   DEBUG: | %CPU "mips64"
[INFO] [stderr]   DEBUG: | #elif __mips__
[INFO] [stderr]   DEBUG: | %CPU "mips32"
[INFO] [stderr]   DEBUG: | #elif __sh__
[INFO] [stderr]   DEBUG: | %CPU "sh4"
[INFO] [stderr]   DEBUG: | #endif
[INFO] [stderr]   DEBUG: | #if __FreeBSD_kernel__
[INFO] [stderr]   DEBUG: | %KERNEL "kFreeBSD"
[INFO] [stderr]   DEBUG: | #elif __DragonFly__
[INFO] [stderr]   DEBUG: | %KERNEL "DragonFly"
[INFO] [stderr]   DEBUG: | #elif __OpenBSD__
[INFO] [stderr]   DEBUG: | %KERNEL "OpenBSD"
[INFO] [stderr]   DEBUG: | #elif __sun__
[INFO] [stderr]   DEBUG: | %KERNEL "SunOS"
[INFO] [stderr]   DEBUG: | #elif __FreeBSD__
[INFO] [stderr]   DEBUG: | %KERNEL "FreeBSD"
[INFO] [stderr]   DEBUG: | #elif __linux__
[INFO] [stderr]   DEBUG: | %KERNEL "Linux"
[INFO] [stderr]   DEBUG: | #elif _WIN32 || __CYGWIN__
[INFO] [stderr]   DEBUG: | %KERNEL "WINNT"
[INFO] [stderr]   DEBUG: | #elif __NetBSD__
[INFO] [stderr]   DEBUG: | %KERNEL "NetBSD"
[INFO] [stderr]   DEBUG: | #elif __APPLE__
[INFO] [stderr]   DEBUG: | %KERNEL "Darwin"
[INFO] [stderr]   DEBUG: | #endif
[INFO] [stderr]   DEBUG: | #if __ANDROID__
[INFO] [stderr]   DEBUG: | %OS "Android"
[INFO] [stderr]   DEBUG: | #endif
[INFO] [stderr]   DEBUG: | #if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
[INFO] [stderr]   DEBUG: | %ENDIANNESS "little"
[INFO] [stderr]   DEBUG: | #elif __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
[INFO] [stderr]   DEBUG: | %ENDIANNESS "big"
[INFO] [stderr]   DEBUG: | #endif
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -E /tmp/conftest.7pdCVN.cpp`
[INFO] [stderr]   DEBUG: COMPILER = gcc
[INFO] [stderr]   DEBUG: VERSION = 9.3.0
[INFO] [stderr]   DEBUG: cplusplus = 201402L
[INFO] [stderr]   DEBUG: CPU = x86_64
[INFO] [stderr]   DEBUG: KERNEL = Linux
[INFO] [stderr]   DEBUG: ENDIANNESS = little
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking the target C++ compiler version... 
[INFO] [stderr]   INFO: 9.3.0
[INFO] [stderr]   INFO: checking the target C++ compiler works... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.bYOUxO.cpp` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -c /tmp/conftest.bYOUxO.cpp`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking for the host C compiler... 
[INFO] [stderr]   DEBUG: _host_cc: Trying /usr/bin/gcc
[INFO] [stderr]   INFO: /usr/bin/gcc
[INFO] [stderr]   INFO: checking whether the host C compiler can be used... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.sNzQDc.c` with content:
[INFO] [stderr]   DEBUG: | #if defined(_MSC_VER) && defined(__clang__) && defined(_MT)
[INFO] [stderr]   DEBUG: | %COMPILER "clang-cl"
[INFO] [stderr]   DEBUG: | %VERSION __clang_major__.__clang_minor__.__clang_patchlevel__
[INFO] [stderr]   DEBUG: | #elif defined(__clang__)
[INFO] [stderr]   DEBUG: | %COMPILER "clang"
[INFO] [stderr]   DEBUG: | #  if __has_warning("-Wunguarded-availability")
[INFO] [stderr]   DEBUG: | %VERSION __clang_major__.__clang_minor__.__clang_patchlevel__
[INFO] [stderr]   DEBUG: | #  endif
[INFO] [stderr]   DEBUG: | #elif defined(__GNUC__)
[INFO] [stderr]   DEBUG: | %COMPILER "gcc"
[INFO] [stderr]   DEBUG: | %VERSION __GNUC__.__GNUC_MINOR__.__GNUC_PATCHLEVEL__
[INFO] [stderr]   DEBUG: | #endif
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: | #if __cplusplus
[INFO] [stderr]   DEBUG: | %cplusplus __cplusplus
[INFO] [stderr]   DEBUG: | #elif __STDC_VERSION__
[INFO] [stderr]   DEBUG: | %STDC_VERSION __STDC_VERSION__
[INFO] [stderr]   DEBUG: | #endif
[INFO] [stderr]   DEBUG: | #if __i386__ || _M_IX86
[INFO] [stderr]   DEBUG: | %CPU "x86"
[INFO] [stderr]   DEBUG: | #elif __x86_64__ || _M_X64
[INFO] [stderr]   DEBUG: | %CPU "x86_64"
[INFO] [stderr]   DEBUG: | #elif __arm__ || _M_ARM
[INFO] [stderr]   DEBUG: | %CPU "arm"
[INFO] [stderr]   DEBUG: | #elif __aarch64__ || _M_ARM64
[INFO] [stderr]   DEBUG: | %CPU "aarch64"
[INFO] [stderr]   DEBUG: | #elif __ia64__
[INFO] [stderr]   DEBUG: | %CPU "ia64"
[INFO] [stderr]   DEBUG: | #elif __s390x__
[INFO] [stderr]   DEBUG: | %CPU "s390x"
[INFO] [stderr]   DEBUG: | #elif __s390__
[INFO] [stderr]   DEBUG: | %CPU "s390"
[INFO] [stderr]   DEBUG: | #elif __powerpc64__
[INFO] [stderr]   DEBUG: | %CPU "ppc64"
[INFO] [stderr]   DEBUG: | #elif __powerpc__
[INFO] [stderr]   DEBUG: | %CPU "ppc"
[INFO] [stderr]   DEBUG: | #elif __alpha__
[INFO] [stderr]   DEBUG: | %CPU "Alpha"
[INFO] [stderr]   DEBUG: | #elif __hppa__
[INFO] [stderr]   DEBUG: | %CPU "hppa"
[INFO] [stderr]   DEBUG: | #elif __sparc__ && __arch64__
[INFO] [stderr]   DEBUG: | %CPU "sparc64"
[INFO] [stderr]   DEBUG: | #elif __sparc__
[INFO] [stderr]   DEBUG: | %CPU "sparc"
[INFO] [stderr]   DEBUG: | #elif __mips64
[INFO] [stderr]   DEBUG: | %CPU "mips64"
[INFO] [stderr]   DEBUG: | #elif __mips__
[INFO] [stderr]   DEBUG: | %CPU "mips32"
[INFO] [stderr]   DEBUG: | #elif __sh__
[INFO] [stderr]   DEBUG: | %CPU "sh4"
[INFO] [stderr]   DEBUG: | #endif
[INFO] [stderr]   DEBUG: | #if __FreeBSD_kernel__
[INFO] [stderr]   DEBUG: | %KERNEL "kFreeBSD"
[INFO] [stderr]   DEBUG: | #elif __DragonFly__
[INFO] [stderr]   DEBUG: | %KERNEL "DragonFly"
[INFO] [stderr]   DEBUG: | #elif __OpenBSD__
[INFO] [stderr]   DEBUG: | %KERNEL "OpenBSD"
[INFO] [stderr]   DEBUG: | #elif __sun__
[INFO] [stderr]   DEBUG: | %KERNEL "SunOS"
[INFO] [stderr]   DEBUG: | #elif __FreeBSD__
[INFO] [stderr]   DEBUG: | %KERNEL "FreeBSD"
[INFO] [stderr]   DEBUG: | #elif __linux__
[INFO] [stderr]   DEBUG: | %KERNEL "Linux"
[INFO] [stderr]   DEBUG: | #elif _WIN32 || __CYGWIN__
[INFO] [stderr]   DEBUG: | %KERNEL "WINNT"
[INFO] [stderr]   DEBUG: | #elif __NetBSD__
[INFO] [stderr]   DEBUG: | %KERNEL "NetBSD"
[INFO] [stderr]   DEBUG: | #elif __APPLE__
[INFO] [stderr]   DEBUG: | %KERNEL "Darwin"
[INFO] [stderr]   DEBUG: | #endif
[INFO] [stderr]   DEBUG: | #if __ANDROID__
[INFO] [stderr]   DEBUG: | %OS "Android"
[INFO] [stderr]   DEBUG: | #endif
[INFO] [stderr]   DEBUG: | #if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
[INFO] [stderr]   DEBUG: | %ENDIANNESS "little"
[INFO] [stderr]   DEBUG: | #elif __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
[INFO] [stderr]   DEBUG: | %ENDIANNESS "big"
[INFO] [stderr]   DEBUG: | #endif
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/gcc -E /tmp/conftest.sNzQDc.c`
[INFO] [stderr]   DEBUG: COMPILER = gcc
[INFO] [stderr]   DEBUG: VERSION = 9.3.0
[INFO] [stderr]   DEBUG: STDC_VERSION = 201710L
[INFO] [stderr]   DEBUG: CPU = x86_64
[INFO] [stderr]   DEBUG: KERNEL = Linux
[INFO] [stderr]   DEBUG: ENDIANNESS = little
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.1m8KzY.c` with content:
[INFO] [stderr]   DEBUG: | #if defined(_MSC_VER) && defined(__clang__) && defined(_MT)
[INFO] [stderr]   DEBUG: | %COMPILER "clang-cl"
[INFO] [stderr]   DEBUG: | %VERSION __clang_major__.__clang_minor__.__clang_patchlevel__
[INFO] [stderr]   DEBUG: | #elif defined(__clang__)
[INFO] [stderr]   DEBUG: | %COMPILER "clang"
[INFO] [stderr]   DEBUG: | #  if __has_warning("-Wunguarded-availability")
[INFO] [stderr]   DEBUG: | %VERSION __clang_major__.__clang_minor__.__clang_patchlevel__
[INFO] [stderr]   DEBUG: | #  endif
[INFO] [stderr]   DEBUG: | #elif defined(__GNUC__)
[INFO] [stderr]   DEBUG: | %COMPILER "gcc"
[INFO] [stderr]   DEBUG: | %VERSION __GNUC__.__GNUC_MINOR__.__GNUC_PATCHLEVEL__
[INFO] [stderr]   DEBUG: | #endif
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: | #if __cplusplus
[INFO] [stderr]   DEBUG: | %cplusplus __cplusplus
[INFO] [stderr]   DEBUG: | #elif __STDC_VERSION__
[INFO] [stderr]   DEBUG: | %STDC_VERSION __STDC_VERSION__
[INFO] [stderr]   DEBUG: | #endif
[INFO] [stderr]   DEBUG: | #if __i386__ || _M_IX86
[INFO] [stderr]   DEBUG: | %CPU "x86"
[INFO] [stderr]   DEBUG: | #elif __x86_64__ || _M_X64
[INFO] [stderr]   DEBUG: | %CPU "x86_64"
[INFO] [stderr]   DEBUG: | #elif __arm__ || _M_ARM
[INFO] [stderr]   DEBUG: | %CPU "arm"
[INFO] [stderr]   DEBUG: | #elif __aarch64__ || _M_ARM64
[INFO] [stderr]   DEBUG: | %CPU "aarch64"
[INFO] [stderr]   DEBUG: | #elif __ia64__
[INFO] [stderr]   DEBUG: | %CPU "ia64"
[INFO] [stderr]   DEBUG: | #elif __s390x__
[INFO] [stderr]   DEBUG: | %CPU "s390x"
[INFO] [stderr]   DEBUG: | #elif __s390__
[INFO] [stderr]   DEBUG: | %CPU "s390"
[INFO] [stderr]   DEBUG: | #elif __powerpc64__
[INFO] [stderr]   DEBUG: | %CPU "ppc64"
[INFO] [stderr]   DEBUG: | #elif __powerpc__
[INFO] [stderr]   DEBUG: | %CPU "ppc"
[INFO] [stderr]   DEBUG: | #elif __alpha__
[INFO] [stderr]   DEBUG: | %CPU "Alpha"
[INFO] [stderr]   DEBUG: | #elif __hppa__
[INFO] [stderr]   DEBUG: | %CPU "hppa"
[INFO] [stderr]   DEBUG: | #elif __sparc__ && __arch64__
[INFO] [stderr]   DEBUG: | %CPU "sparc64"
[INFO] [stderr]   DEBUG: | #elif __sparc__
[INFO] [stderr]   DEBUG: | %CPU "sparc"
[INFO] [stderr]   DEBUG: | #elif __mips64
[INFO] [stderr]   DEBUG: | %CPU "mips64"
[INFO] [stderr]   DEBUG: | #elif __mips__
[INFO] [stderr]   DEBUG: | %CPU "mips32"
[INFO] [stderr]   DEBUG: | #elif __sh__
[INFO] [stderr]   DEBUG: | %CPU "sh4"
[INFO] [stderr]   DEBUG: | #endif
[INFO] [stderr]   DEBUG: | #if __FreeBSD_kernel__
[INFO] [stderr]   DEBUG: | %KERNEL "kFreeBSD"
[INFO] [stderr]   DEBUG: | #elif __DragonFly__
[INFO] [stderr]   DEBUG: | %KERNEL "DragonFly"
[INFO] [stderr]   DEBUG: | #elif __OpenBSD__
[INFO] [stderr]   DEBUG: | %KERNEL "OpenBSD"
[INFO] [stderr]   DEBUG: | #elif __sun__
[INFO] [stderr]   DEBUG: | %KERNEL "SunOS"
[INFO] [stderr]   DEBUG: | #elif __FreeBSD__
[INFO] [stderr]   DEBUG: | %KERNEL "FreeBSD"
[INFO] [stderr]   DEBUG: | #elif __linux__
[INFO] [stderr]   DEBUG: | %KERNEL "Linux"
[INFO] [stderr]   DEBUG: | #elif _WIN32 || __CYGWIN__
[INFO] [stderr]   DEBUG: | %KERNEL "WINNT"
[INFO] [stderr]   DEBUG: | #elif __NetBSD__
[INFO] [stderr]   DEBUG: | %KERNEL "NetBSD"
[INFO] [stderr]   DEBUG: | #elif __APPLE__
[INFO] [stderr]   DEBUG: | %KERNEL "Darwin"
[INFO] [stderr]   DEBUG: | #endif
[INFO] [stderr]   DEBUG: | #if __ANDROID__
[INFO] [stderr]   DEBUG: | %OS "Android"
[INFO] [stderr]   DEBUG: | #endif
[INFO] [stderr]   DEBUG: | #if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
[INFO] [stderr]   DEBUG: | %ENDIANNESS "little"
[INFO] [stderr]   DEBUG: | #elif __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
[INFO] [stderr]   DEBUG: | %ENDIANNESS "big"
[INFO] [stderr]   DEBUG: | #endif
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/gcc -std=gnu99 -E /tmp/conftest.1m8KzY.c`
[INFO] [stderr]   DEBUG: COMPILER = gcc
[INFO] [stderr]   DEBUG: VERSION = 9.3.0
[INFO] [stderr]   DEBUG: STDC_VERSION = 199901L
[INFO] [stderr]   DEBUG: CPU = x86_64
[INFO] [stderr]   DEBUG: KERNEL = Linux
[INFO] [stderr]   DEBUG: ENDIANNESS = little
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking the host C compiler version... 
[INFO] [stderr]   INFO: 9.3.0
[INFO] [stderr]   INFO: checking the host C compiler works... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.RYPCAf.c` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/gcc -std=gnu99 -c /tmp/conftest.RYPCAf.c`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking for the host C++ compiler... 
[INFO] [stderr]   DEBUG: _host_cxx: Trying /usr/bin/g++
[INFO] [stderr]   INFO: /usr/bin/g++
[INFO] [stderr]   INFO: checking whether the host C++ compiler can be used... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.lwVOJK.cpp` with content:
[INFO] [stderr]   DEBUG: | #if defined(_MSC_VER) && defined(__clang__) && defined(_MT)
[INFO] [stderr]   DEBUG: | %COMPILER "clang-cl"
[INFO] [stderr]   DEBUG: | %VERSION __clang_major__.__clang_minor__.__clang_patchlevel__
[INFO] [stderr]   DEBUG: | #elif defined(__clang__)
[INFO] [stderr]   DEBUG: | %COMPILER "clang"
[INFO] [stderr]   DEBUG: | #  if __has_warning("-Wunguarded-availability")
[INFO] [stderr]   DEBUG: | %VERSION __clang_major__.__clang_minor__.__clang_patchlevel__
[INFO] [stderr]   DEBUG: | #  endif
[INFO] [stderr]   DEBUG: | #elif defined(__GNUC__)
[INFO] [stderr]   DEBUG: | %COMPILER "gcc"
[INFO] [stderr]   DEBUG: | %VERSION __GNUC__.__GNUC_MINOR__.__GNUC_PATCHLEVEL__
[INFO] [stderr]   DEBUG: | #endif
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: | #if __cplusplus
[INFO] [stderr]   DEBUG: | %cplusplus __cplusplus
[INFO] [stderr]   DEBUG: | #elif __STDC_VERSION__
[INFO] [stderr]   DEBUG: | %STDC_VERSION __STDC_VERSION__
[INFO] [stderr]   DEBUG: | #endif
[INFO] [stderr]   DEBUG: | #if __i386__ || _M_IX86
[INFO] [stderr]   DEBUG: | %CPU "x86"
[INFO] [stderr]   DEBUG: | #elif __x86_64__ || _M_X64
[INFO] [stderr]   DEBUG: | %CPU "x86_64"
[INFO] [stderr]   DEBUG: | #elif __arm__ || _M_ARM
[INFO] [stderr]   DEBUG: | %CPU "arm"
[INFO] [stderr]   DEBUG: | #elif __aarch64__ || _M_ARM64
[INFO] [stderr]   DEBUG: | %CPU "aarch64"
[INFO] [stderr]   DEBUG: | #elif __ia64__
[INFO] [stderr]   DEBUG: | %CPU "ia64"
[INFO] [stderr]   DEBUG: | #elif __s390x__
[INFO] [stderr]   DEBUG: | %CPU "s390x"
[INFO] [stderr]   DEBUG: | #elif __s390__
[INFO] [stderr]   DEBUG: | %CPU "s390"
[INFO] [stderr]   DEBUG: | #elif __powerpc64__
[INFO] [stderr]   DEBUG: | %CPU "ppc64"
[INFO] [stderr]   DEBUG: | #elif __powerpc__
[INFO] [stderr]   DEBUG: | %CPU "ppc"
[INFO] [stderr]   DEBUG: | #elif __alpha__
[INFO] [stderr]   DEBUG: | %CPU "Alpha"
[INFO] [stderr]   DEBUG: | #elif __hppa__
[INFO] [stderr]   DEBUG: | %CPU "hppa"
[INFO] [stderr]   DEBUG: | #elif __sparc__ && __arch64__
[INFO] [stderr]   DEBUG: | %CPU "sparc64"
[INFO] [stderr]   DEBUG: | #elif __sparc__
[INFO] [stderr]   DEBUG: | %CPU "sparc"
[INFO] [stderr]   DEBUG: | #elif __mips64
[INFO] [stderr]   DEBUG: | %CPU "mips64"
[INFO] [stderr]   DEBUG: | #elif __mips__
[INFO] [stderr]   DEBUG: | %CPU "mips32"
[INFO] [stderr]   DEBUG: | #elif __sh__
[INFO] [stderr]   DEBUG: | %CPU "sh4"
[INFO] [stderr]   DEBUG: | #endif
[INFO] [stderr]   DEBUG: | #if __FreeBSD_kernel__
[INFO] [stderr]   DEBUG: | %KERNEL "kFreeBSD"
[INFO] [stderr]   DEBUG: | #elif __DragonFly__
[INFO] [stderr]   DEBUG: | %KERNEL "DragonFly"
[INFO] [stderr]   DEBUG: | #elif __OpenBSD__
[INFO] [stderr]   DEBUG: | %KERNEL "OpenBSD"
[INFO] [stderr]   DEBUG: | #elif __sun__
[INFO] [stderr]   DEBUG: | %KERNEL "SunOS"
[INFO] [stderr]   DEBUG: | #elif __FreeBSD__
[INFO] [stderr]   DEBUG: | %KERNEL "FreeBSD"
[INFO] [stderr]   DEBUG: | #elif __linux__
[INFO] [stderr]   DEBUG: | %KERNEL "Linux"
[INFO] [stderr]   DEBUG: | #elif _WIN32 || __CYGWIN__
[INFO] [stderr]   DEBUG: | %KERNEL "WINNT"
[INFO] [stderr]   DEBUG: | #elif __NetBSD__
[INFO] [stderr]   DEBUG: | %KERNEL "NetBSD"
[INFO] [stderr]   DEBUG: | #elif __APPLE__
[INFO] [stderr]   DEBUG: | %KERNEL "Darwin"
[INFO] [stderr]   DEBUG: | #endif
[INFO] [stderr]   DEBUG: | #if __ANDROID__
[INFO] [stderr]   DEBUG: | %OS "Android"
[INFO] [stderr]   DEBUG: | #endif
[INFO] [stderr]   DEBUG: | #if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
[INFO] [stderr]   DEBUG: | %ENDIANNESS "little"
[INFO] [stderr]   DEBUG: | #elif __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
[INFO] [stderr]   DEBUG: | %ENDIANNESS "big"
[INFO] [stderr]   DEBUG: | #endif
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -E /tmp/conftest.lwVOJK.cpp`
[INFO] [stderr]   DEBUG: COMPILER = gcc
[INFO] [stderr]   DEBUG: VERSION = 9.3.0
[INFO] [stderr]   DEBUG: cplusplus = 201402L
[INFO] [stderr]   DEBUG: CPU = x86_64
[INFO] [stderr]   DEBUG: KERNEL = Linux
[INFO] [stderr]   DEBUG: ENDIANNESS = little
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking the host C++ compiler version... 
[INFO] [stderr]   INFO: 9.3.0
[INFO] [stderr]   INFO: checking the host C++ compiler works... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.xNToaW.cpp` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -c /tmp/conftest.xNToaW.cpp`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.xa8_z5.cpp` with content:
[INFO] [stderr]   DEBUG: | #include_next <inttypes.h>
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ /tmp/conftest.xa8_z5.cpp`
[INFO] [stderr]   INFO: checking for 64-bit OS... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.W6hM6d.cpp` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | static_assert(sizeof(void *) == 8, "")
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -c /tmp/conftest.W6hM6d.cpp`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking for nasm... 
[INFO] [stderr]   DEBUG: nasm: Trying nasm
[INFO] [stderr]   INFO: /usr/bin/nasm
[INFO] [stderr]   INFO: checking nasm version... 
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/nasm -v`
[INFO] [stderr]   INFO: 2.14.02
[INFO] [stderr]   INFO: checking for linker... 
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/gcc -std=gnu99 -Wl,--version`
[INFO] [stderr]   INFO: bfd
[INFO] [stderr]   INFO: checking for the assembler... 
[INFO] [stderr]   DEBUG: _as: Trying /usr/bin/gcc
[INFO] [stderr]   INFO: /usr/bin/gcc
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/gcc -std=gnu99 -Wa,--version -c -o /dev/null -x assembler -`
[INFO] [stderr]   INFO: checking for ar... 
[INFO] [stderr]   DEBUG: ar: Trying ar
[INFO] [stderr]   INFO: /usr/bin/ar
[INFO] [stderr]   INFO: checking for pkg_config... 
[INFO] [stderr]   DEBUG: pkg_config: Trying pkg-config
[INFO] [stderr]   INFO: /usr/bin/pkg-config
[INFO] [stderr]   INFO: checking for pkg-config version... 
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/pkg-config --version`
[INFO] [stderr]   INFO: 0.29.1
[INFO] [stderr]   INFO: checking for stdint.h... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.yKSVVT.cpp` with content:
[INFO] [stderr]   DEBUG: | #include <stdint.h>
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -c /tmp/conftest.yKSVVT.cpp`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking for inttypes.h... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.gB8ltp.cpp` with content:
[INFO] [stderr]   DEBUG: | #include <inttypes.h>
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -c /tmp/conftest.gB8ltp.cpp`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking for malloc.h... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.S4R2YH.cpp` with content:
[INFO] [stderr]   DEBUG: | #include <malloc.h>
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -c /tmp/conftest.S4R2YH.cpp`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking for alloca.h... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.ziN5JI.cpp` with content:
[INFO] [stderr]   DEBUG: | #include <alloca.h>
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -c /tmp/conftest.ziN5JI.cpp`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking for sys/byteorder.h... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.DPhJXz.cpp` with content:
[INFO] [stderr]   DEBUG: | #include <sys/byteorder.h>
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -c /tmp/conftest.DPhJXz.cpp`
[INFO] [stderr]   DEBUG: The command returned non-zero exit status 1.
[INFO] [stderr]   DEBUG: Its error output was:
[INFO] [stderr]   DEBUG: | /tmp/conftest.DPhJXz.cpp:1:10: fatal error: sys/byteorder.h: No such file or directory
[INFO] [stderr]   DEBUG: |     1 | #include <sys/byteorder.h>
[INFO] [stderr]   DEBUG: |       |          ^~~~~~~~~~~~~~~~~
[INFO] [stderr]   DEBUG: | compilation terminated.
[INFO] [stderr]   INFO: no
[INFO] [stderr]   INFO: checking for getopt.h... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.QA1Djb.cpp` with content:
[INFO] [stderr]   DEBUG: | #include <getopt.h>
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -c /tmp/conftest.QA1Djb.cpp`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking for unistd.h... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.7gwP2L.cpp` with content:
[INFO] [stderr]   DEBUG: | #include <unistd.h>
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -c /tmp/conftest.7gwP2L.cpp`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking for nl_types.h... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.3RiNWF.cpp` with content:
[INFO] [stderr]   DEBUG: | #include <nl_types.h>
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -c /tmp/conftest.3RiNWF.cpp`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking for cpuid.h... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.DJGF1l.cpp` with content:
[INFO] [stderr]   DEBUG: | #include <cpuid.h>
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -c /tmp/conftest.DJGF1l.cpp`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking for sys/statvfs.h... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.ggzhhc.cpp` with content:
[INFO] [stderr]   DEBUG: | #include <sys/statvfs.h>
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -c /tmp/conftest.ggzhhc.cpp`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking for sys/statfs.h... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.8zoqRf.cpp` with content:
[INFO] [stderr]   DEBUG: | #include <sys/statfs.h>
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -c /tmp/conftest.8zoqRf.cpp`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking for sys/vfs.h... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.yhXo49.cpp` with content:
[INFO] [stderr]   DEBUG: | #include <sys/vfs.h>
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -c /tmp/conftest.yhXo49.cpp`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking for sys/mount.h... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.c6n7jz.cpp` with content:
[INFO] [stderr]   DEBUG: | #include <sys/mount.h>
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -c /tmp/conftest.c6n7jz.cpp`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking for sys/quota.h... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.qjCYCU.cpp` with content:
[INFO] [stderr]   DEBUG: | #include <sys/quota.h>
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | quotactl(0, nullptr, 0, (caddr_t)nullptr);
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -c /tmp/conftest.qjCYCU.cpp`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking for linux/quota.h... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.mLwXUc.cpp` with content:
[INFO] [stderr]   DEBUG: | #include <sys/socket.h>
[INFO] [stderr]   DEBUG: | #include <linux/quota.h>
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -c /tmp/conftest.mLwXUc.cpp`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking for linux/if_addr.h... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.96BfQD.cpp` with content:
[INFO] [stderr]   DEBUG: | #include <sys/socket.h>
[INFO] [stderr]   DEBUG: | #include <linux/if_addr.h>
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -c /tmp/conftest.96BfQD.cpp`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking for linux/rtnetlink.h... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.zht9RV.cpp` with content:
[INFO] [stderr]   DEBUG: | #include <sys/socket.h>
[INFO] [stderr]   DEBUG: | #include <linux/rtnetlink.h>
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -c /tmp/conftest.zht9RV.cpp`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking for sys/queue.h... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.E5Uf2H.cpp` with content:
[INFO] [stderr]   DEBUG: | #include <sys/queue.h>
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -c /tmp/conftest.E5Uf2H.cpp`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking for sys/types.h... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.rFdqxi.cpp` with content:
[INFO] [stderr]   DEBUG: | #include <sys/types.h>
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -c /tmp/conftest.rFdqxi.cpp`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking for netinet/in.h... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.0vok8d.cpp` with content:
[INFO] [stderr]   DEBUG: | #include <netinet/in.h>
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -c /tmp/conftest.0vok8d.cpp`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking for byteswap.h... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.4x3Q6A.cpp` with content:
[INFO] [stderr]   DEBUG: | #include <byteswap.h>
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -c /tmp/conftest.4x3Q6A.cpp`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking for linux/perf_event.h... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.TFuUAh.cpp` with content:
[INFO] [stderr]   DEBUG: | #include <linux/perf_event.h>
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -c /tmp/conftest.TFuUAh.cpp`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking for perf_event_open system call... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.OaYa2X.cpp` with content:
[INFO] [stderr]   DEBUG: | #include <asm/unistd.h>
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | return sizeof(__NR_perf_event_open);
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -c /tmp/conftest.OaYa2X.cpp`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking whether the C compiler supports -Wbitfield-enum-conversion... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.7NyT5H.c` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/gcc -std=gnu99 -Werror -Wbitfield-enum-conversion -c /tmp/conftest.7NyT5H.c`
[INFO] [stderr]   DEBUG: The command returned non-zero exit status 1.
[INFO] [stderr]   DEBUG: Its error output was:
[INFO] [stderr]   DEBUG: | gcc: error: unrecognized command line option '-Wbitfield-enum-conversion'
[INFO] [stderr]   INFO: no
[INFO] [stderr]   INFO: checking whether the C++ compiler supports -Wbitfield-enum-conversion... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.GlWAUK.cpp` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -Werror -Wbitfield-enum-conversion -c /tmp/conftest.GlWAUK.cpp`
[INFO] [stderr]   DEBUG: The command returned non-zero exit status 1.
[INFO] [stderr]   DEBUG: Its error output was:
[INFO] [stderr]   DEBUG: | g++: error: unrecognized command line option '-Wbitfield-enum-conversion'
[INFO] [stderr]   INFO: no
[INFO] [stderr]   INFO: checking whether the C compiler supports -Wshadow-field-in-constructor-modified... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.pLkT7i.c` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/gcc -std=gnu99 -Werror -Wshadow-field-in-constructor-modified -c /tmp/conftest.pLkT7i.c`
[INFO] [stderr]   DEBUG: The command returned non-zero exit status 1.
[INFO] [stderr]   DEBUG: Its error output was:
[INFO] [stderr]   DEBUG: | gcc: error: unrecognized command line option '-Wshadow-field-in-constructor-modified'
[INFO] [stderr]   INFO: no
[INFO] [stderr]   INFO: checking whether the C++ compiler supports -Wshadow-field-in-constructor-modified... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.YFSyt4.cpp` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -Werror -Wshadow-field-in-constructor-modified -c /tmp/conftest.YFSyt4.cpp`
[INFO] [stderr]   DEBUG: The command returned non-zero exit status 1.
[INFO] [stderr]   DEBUG: Its error output was:
[INFO] [stderr]   DEBUG: | g++: error: unrecognized command line option '-Wshadow-field-in-constructor-modified'
[INFO] [stderr]   INFO: no
[INFO] [stderr]   INFO: checking whether the C compiler supports -Wunreachable-code-return... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.vDuOoq.c` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/gcc -std=gnu99 -Werror -Wunreachable-code-return -c /tmp/conftest.vDuOoq.c`
[INFO] [stderr]   DEBUG: The command returned non-zero exit status 1.
[INFO] [stderr]   DEBUG: Its error output was:
[INFO] [stderr]   DEBUG: | gcc: error: unrecognized command line option '-Wunreachable-code-return'; did you mean '-Wunreachable-code'?
[INFO] [stderr]   INFO: no
[INFO] [stderr]   INFO: checking whether the C++ compiler supports -Wunreachable-code-return... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.YXrhhJ.cpp` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -Werror -Wunreachable-code-return -c /tmp/conftest.YXrhhJ.cpp`
[INFO] [stderr]   DEBUG: The command returned non-zero exit status 1.
[INFO] [stderr]   DEBUG: Its error output was:
[INFO] [stderr]   DEBUG: | g++: error: unrecognized command line option '-Wunreachable-code-return'; did you mean '-Wunreachable-code'?
[INFO] [stderr]   INFO: no
[INFO] [stderr]   INFO: checking whether the C compiler supports -Wclass-varargs... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.x08GVe.c` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/gcc -std=gnu99 -Werror -Wclass-varargs -c /tmp/conftest.x08GVe.c`
[INFO] [stderr]   DEBUG: The command returned non-zero exit status 1.
[INFO] [stderr]   DEBUG: Its error output was:
[INFO] [stderr]   DEBUG: | gcc: error: unrecognized command line option '-Wclass-varargs'; did you mean '-Wno-varargs'?
[INFO] [stderr]   INFO: no
[INFO] [stderr]   INFO: checking whether the C++ compiler supports -Wclass-varargs... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.4OyjHB.cpp` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -Werror -Wclass-varargs -c /tmp/conftest.4OyjHB.cpp`
[INFO] [stderr]   DEBUG: The command returned non-zero exit status 1.
[INFO] [stderr]   DEBUG: Its error output was:
[INFO] [stderr]   DEBUG: | g++: error: unrecognized command line option '-Wclass-varargs'; did you mean '-Wno-varargs'?
[INFO] [stderr]   INFO: no
[INFO] [stderr]   INFO: checking whether the C compiler supports -Wfloat-overflow-conversion... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.DyymsL.c` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/gcc -std=gnu99 -Werror -Wfloat-overflow-conversion -c /tmp/conftest.DyymsL.c`
[INFO] [stderr]   DEBUG: The command returned non-zero exit status 1.
[INFO] [stderr]   DEBUG: Its error output was:
[INFO] [stderr]   DEBUG: | gcc: error: unrecognized command line option '-Wfloat-overflow-conversion'; did you mean '-Wfloat-conversion'?
[INFO] [stderr]   INFO: no
[INFO] [stderr]   INFO: checking whether the C++ compiler supports -Wfloat-overflow-conversion... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.G06FJ_.cpp` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -Werror -Wfloat-overflow-conversion -c /tmp/conftest.G06FJ_.cpp`
[INFO] [stderr]   DEBUG: The command returned non-zero exit status 1.
[INFO] [stderr]   DEBUG: Its error output was:
[INFO] [stderr]   DEBUG: | g++: error: unrecognized command line option '-Wfloat-overflow-conversion'; did you mean '-Wfloat-conversion'?
[INFO] [stderr]   INFO: no
[INFO] [stderr]   INFO: checking whether the C compiler supports -Wfloat-zero-conversion... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.Oyi5vQ.c` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/gcc -std=gnu99 -Werror -Wfloat-zero-conversion -c /tmp/conftest.Oyi5vQ.c`
[INFO] [stderr]   DEBUG: The command returned non-zero exit status 1.
[INFO] [stderr]   DEBUG: Its error output was:
[INFO] [stderr]   DEBUG: | gcc: error: unrecognized command line option '-Wfloat-zero-conversion'; did you mean '-Wfloat-conversion'?
[INFO] [stderr]   INFO: no
[INFO] [stderr]   INFO: checking whether the C++ compiler supports -Wfloat-zero-conversion... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.no1AZw.cpp` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -Werror -Wfloat-zero-conversion -c /tmp/conftest.no1AZw.cpp`
[INFO] [stderr]   DEBUG: The command returned non-zero exit status 1.
[INFO] [stderr]   DEBUG: Its error output was:
[INFO] [stderr]   DEBUG: | g++: error: unrecognized command line option '-Wfloat-zero-conversion'; did you mean '-Wfloat-conversion'?
[INFO] [stderr]   INFO: no
[INFO] [stderr]   INFO: checking whether the C compiler supports -Wloop-analysis... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.QcsBQe.c` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/gcc -std=gnu99 -Werror -Wloop-analysis -c /tmp/conftest.QcsBQe.c`
[INFO] [stderr]   DEBUG: The command returned non-zero exit status 1.
[INFO] [stderr]   DEBUG: Its error output was:
[INFO] [stderr]   DEBUG: | gcc: error: unrecognized command line option '-Wloop-analysis'
[INFO] [stderr]   INFO: no
[INFO] [stderr]   INFO: checking whether the C++ compiler supports -Wloop-analysis... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.JOiWYj.cpp` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -Werror -Wloop-analysis -c /tmp/conftest.JOiWYj.cpp`
[INFO] [stderr]   DEBUG: The command returned non-zero exit status 1.
[INFO] [stderr]   DEBUG: Its error output was:
[INFO] [stderr]   DEBUG: | g++: error: unrecognized command line option '-Wloop-analysis'
[INFO] [stderr]   INFO: no
[INFO] [stderr]   INFO: checking whether the C++ compiler supports -Wc++1z-compat... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest._p4MqD.cpp` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -Werror -Wc++1z-compat -c /tmp/conftest._p4MqD.cpp`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking whether the C++ compiler supports -Wc++2a-compat... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.iV5QU6.cpp` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -Werror -Wc++2a-compat -c /tmp/conftest.iV5QU6.cpp`
[INFO] [stderr]   DEBUG: The command returned non-zero exit status 1.
[INFO] [stderr]   DEBUG: Its error output was:
[INFO] [stderr]   DEBUG: | g++: error: unrecognized command line option '-Wc++2a-compat'; did you mean '-Wc++-compat'?
[INFO] [stderr]   INFO: no
[INFO] [stderr]   INFO: checking whether the C++ compiler supports -Wcomma... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.A8qwEm.cpp` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -Werror -Wcomma -c /tmp/conftest.A8qwEm.cpp`
[INFO] [stderr]   DEBUG: The command returned non-zero exit status 1.
[INFO] [stderr]   DEBUG: Its error output was:
[INFO] [stderr]   DEBUG: | g++: error: unrecognized command line option '-Wcomma'; did you mean '-Wcomment'?
[INFO] [stderr]   INFO: no
[INFO] [stderr]   INFO: checking whether the C compiler supports -Wduplicated-cond... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.xZtamq.c` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/gcc -std=gnu99 -Werror -Wduplicated-cond -c /tmp/conftest.xZtamq.c`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking whether the C++ compiler supports -Wduplicated-cond... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.eR37nc.cpp` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -Werror -Wduplicated-cond -c /tmp/conftest.eR37nc.cpp`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking whether the C++ compiler supports -Wimplicit-fallthrough... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.NVNogs.cpp` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -Werror -Wimplicit-fallthrough -c /tmp/conftest.NVNogs.cpp`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking whether the C compiler supports -Wstring-conversion... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.mAUMoG.c` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/gcc -std=gnu99 -Werror -Wstring-conversion -c /tmp/conftest.mAUMoG.c`
[INFO] [stderr]   DEBUG: The command returned non-zero exit status 1.
[INFO] [stderr]   DEBUG: Its error output was:
[INFO] [stderr]   DEBUG: | gcc: error: unrecognized command line option '-Wstring-conversion'; did you mean '-Wsign-conversion'?
[INFO] [stderr]   INFO: no
[INFO] [stderr]   INFO: checking whether the C++ compiler supports -Wstring-conversion... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.HFE6Cq.cpp` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -Werror -Wstring-conversion -c /tmp/conftest.HFE6Cq.cpp`
[INFO] [stderr]   DEBUG: The command returned non-zero exit status 1.
[INFO] [stderr]   DEBUG: Its error output was:
[INFO] [stderr]   DEBUG: | g++: error: unrecognized command line option '-Wstring-conversion'; did you mean '-Wsign-conversion'?
[INFO] [stderr]   INFO: no
[INFO] [stderr]   INFO: checking whether the C compiler supports -Wtautological-overlap-compare... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.oEP1bv.c` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/gcc -std=gnu99 -Werror -Wtautological-overlap-compare -c /tmp/conftest.oEP1bv.c`
[INFO] [stderr]   DEBUG: The command returned non-zero exit status 1.
[INFO] [stderr]   DEBUG: Its error output was:
[INFO] [stderr]   DEBUG: | gcc: error: unrecognized command line option '-Wtautological-overlap-compare'; did you mean '-Wtautological-compare'?
[INFO] [stderr]   INFO: no
[INFO] [stderr]   INFO: checking whether the C++ compiler supports -Wtautological-overlap-compare... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.QvIQze.cpp` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -Werror -Wtautological-overlap-compare -c /tmp/conftest.QvIQze.cpp`
[INFO] [stderr]   DEBUG: The command returned non-zero exit status 1.
[INFO] [stderr]   DEBUG: Its error output was:
[INFO] [stderr]   DEBUG: | g++: error: unrecognized command line option '-Wtautological-overlap-compare'; did you mean '-Wtautological-compare'?
[INFO] [stderr]   INFO: no
[INFO] [stderr]   INFO: checking whether the C compiler supports -Wtautological-unsigned-enum-zero-compare... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.DpVgvl.c` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/gcc -std=gnu99 -Werror -Wtautological-unsigned-enum-zero-compare -c /tmp/conftest.DpVgvl.c`
[INFO] [stderr]   DEBUG: The command returned non-zero exit status 1.
[INFO] [stderr]   DEBUG: Its error output was:
[INFO] [stderr]   DEBUG: | gcc: error: unrecognized command line option '-Wtautological-unsigned-enum-zero-compare'
[INFO] [stderr]   INFO: no
[INFO] [stderr]   INFO: checking whether the C++ compiler supports -Wtautological-unsigned-enum-zero-compare... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.lSBobf.cpp` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -Werror -Wtautological-unsigned-enum-zero-compare -c /tmp/conftest.lSBobf.cpp`
[INFO] [stderr]   DEBUG: The command returned non-zero exit status 1.
[INFO] [stderr]   DEBUG: Its error output was:
[INFO] [stderr]   DEBUG: | g++: error: unrecognized command line option '-Wtautological-unsigned-enum-zero-compare'
[INFO] [stderr]   INFO: no
[INFO] [stderr]   INFO: checking whether the C compiler supports -Wtautological-unsigned-zero-compare... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.zF5A_u.c` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/gcc -std=gnu99 -Werror -Wtautological-unsigned-zero-compare -c /tmp/conftest.zF5A_u.c`
[INFO] [stderr]   DEBUG: The command returned non-zero exit status 1.
[INFO] [stderr]   DEBUG: Its error output was:
[INFO] [stderr]   DEBUG: | gcc: error: unrecognized command line option '-Wtautological-unsigned-zero-compare'
[INFO] [stderr]   INFO: no
[INFO] [stderr]   INFO: checking whether the C++ compiler supports -Wtautological-unsigned-zero-compare... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.ZGC8xJ.cpp` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -Werror -Wtautological-unsigned-zero-compare -c /tmp/conftest.ZGC8xJ.cpp`
[INFO] [stderr]   DEBUG: The command returned non-zero exit status 1.
[INFO] [stderr]   DEBUG: Its error output was:
[INFO] [stderr]   DEBUG: | g++: error: unrecognized command line option '-Wtautological-unsigned-zero-compare'
[INFO] [stderr]   INFO: no
[INFO] [stderr]   INFO: checking whether the C compiler supports -Wno-error=tautological-type-limit-compare... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.ipdpz_.c` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/gcc -std=gnu99 -Werror -Wno-error=tautological-type-limit-compare -c /tmp/conftest.ipdpz_.c`
[INFO] [stderr]   DEBUG: The command returned non-zero exit status 1.
[INFO] [stderr]   DEBUG: Its error output was:
[INFO] [stderr]   DEBUG: | cc1: error: '-Werror=tautological-type-limit-compare': no option -Wtautological-type-limit-compare
[INFO] [stderr]   INFO: no
[INFO] [stderr]   INFO: checking whether the C++ compiler supports -Wno-error=tautological-type-limit-compare... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.jUlFge.cpp` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -Werror -Wno-error=tautological-type-limit-compare -c /tmp/conftest.jUlFge.cpp`
[INFO] [stderr]   DEBUG: The command returned non-zero exit status 1.
[INFO] [stderr]   DEBUG: Its error output was:
[INFO] [stderr]   DEBUG: | cc1plus: error: '-Werror=tautological-type-limit-compare': no option -Wtautological-type-limit-compare
[INFO] [stderr]   INFO: no
[INFO] [stderr]   INFO: checking whether the C++ compiler supports -Wno-inline-new-delete... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.qsYkat.cpp` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -Werror -Winline-new-delete -c /tmp/conftest.qsYkat.cpp`
[INFO] [stderr]   DEBUG: The command returned non-zero exit status 1.
[INFO] [stderr]   DEBUG: Its error output was:
[INFO] [stderr]   DEBUG: | g++: error: unrecognized command line option '-Winline-new-delete'
[INFO] [stderr]   INFO: no
[INFO] [stderr]   INFO: checking whether the C compiler supports -Wno-error=maybe-uninitialized... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.Y5xyOn.c` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/gcc -std=gnu99 -Werror -Wno-error=maybe-uninitialized -c /tmp/conftest.Y5xyOn.c`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking whether the C++ compiler supports -Wno-error=maybe-uninitialized... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.1ssquM.cpp` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -Werror -Wno-error=maybe-uninitialized -c /tmp/conftest.1ssquM.cpp`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking whether the C compiler supports -Wno-error=deprecated-declarations... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.9mOnhr.c` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/gcc -std=gnu99 -Werror -Wno-error=deprecated-declarations -c /tmp/conftest.9mOnhr.c`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking whether the C++ compiler supports -Wno-error=deprecated-declarations... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.M8xEpP.cpp` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -Werror -Wno-error=deprecated-declarations -c /tmp/conftest.M8xEpP.cpp`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking whether the C compiler supports -Wno-error=array-bounds... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.h26LZe.c` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/gcc -std=gnu99 -Werror -Wno-error=array-bounds -c /tmp/conftest.h26LZe.c`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking whether the C++ compiler supports -Wno-error=array-bounds... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.F1amnf.cpp` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -Werror -Wno-error=array-bounds -c /tmp/conftest.F1amnf.cpp`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking whether the C compiler supports -Wno-error=coverage-mismatch... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.Rikn3E.c` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/gcc -std=gnu99 -Werror -Wno-error=coverage-mismatch -c /tmp/conftest.Rikn3E.c`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking whether the C++ compiler supports -Wno-error=coverage-mismatch... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.q54171.cpp` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -Werror -Wno-error=coverage-mismatch -c /tmp/conftest.q54171.cpp`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking whether the C compiler supports -Wno-error=backend-plugin... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.cBsPW2.c` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/gcc -std=gnu99 -Werror -Wno-error=backend-plugin -c /tmp/conftest.cBsPW2.c`
[INFO] [stderr]   DEBUG: The command returned non-zero exit status 1.
[INFO] [stderr]   DEBUG: Its error output was:
[INFO] [stderr]   DEBUG: | cc1: error: '-Werror=backend-plugin': no option -Wbackend-plugin
[INFO] [stderr]   INFO: no
[INFO] [stderr]   INFO: checking whether the C++ compiler supports -Wno-error=backend-plugin... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.KzjOYU.cpp` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -Werror -Wno-error=backend-plugin -c /tmp/conftest.KzjOYU.cpp`
[INFO] [stderr]   DEBUG: The command returned non-zero exit status 1.
[INFO] [stderr]   DEBUG: Its error output was:
[INFO] [stderr]   DEBUG: | cc1plus: error: '-Werror=backend-plugin': no option -Wbackend-plugin
[INFO] [stderr]   INFO: no
[INFO] [stderr]   INFO: checking whether the C compiler supports -Wno-error=free-nonheap-object... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.mE6Gbt.c` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/gcc -std=gnu99 -Werror -Wno-error=free-nonheap-object -c /tmp/conftest.mE6Gbt.c`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking whether the C++ compiler supports -Wno-error=free-nonheap-object... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.O_a0Dk.cpp` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -Werror -Wno-error=free-nonheap-object -c /tmp/conftest.O_a0Dk.cpp`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking whether the C compiler supports -Wno-error=multistatement-macros... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.2PSdpK.c` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/gcc -std=gnu99 -Werror -Wno-error=multistatement-macros -c /tmp/conftest.2PSdpK.c`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking whether the C++ compiler supports -Wno-error=multistatement-macros... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.l8mnr7.cpp` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -Werror -Wno-error=multistatement-macros -c /tmp/conftest.l8mnr7.cpp`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking whether the C compiler supports -Wno-error=return-std-move... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.319rNZ.c` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/gcc -std=gnu99 -Werror -Wno-error=return-std-move -c /tmp/conftest.319rNZ.c`
[INFO] [stderr]   DEBUG: The command returned non-zero exit status 1.
[INFO] [stderr]   DEBUG: Its error output was:
[INFO] [stderr]   DEBUG: | cc1: error: '-Werror=return-std-move': no option -Wreturn-std-move
[INFO] [stderr]   INFO: no
[INFO] [stderr]   INFO: checking whether the C++ compiler supports -Wno-error=return-std-move... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.p6Y2JK.cpp` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -Werror -Wno-error=return-std-move -c /tmp/conftest.p6Y2JK.cpp`
[INFO] [stderr]   DEBUG: The command returned non-zero exit status 1.
[INFO] [stderr]   DEBUG: Its error output was:
[INFO] [stderr]   DEBUG: | cc1plus: error: '-Werror=return-std-move': no option -Wreturn-std-move
[INFO] [stderr]   INFO: no
[INFO] [stderr]   INFO: checking whether the C compiler supports -Wno-error=class-memaccess... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.WfU9SH.c` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/gcc -std=gnu99 -Werror -Wno-error=class-memaccess -c /tmp/conftest.WfU9SH.c`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking whether the C++ compiler supports -Wno-error=class-memaccess... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.gZkeLM.cpp` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -Werror -Wno-error=class-memaccess -c /tmp/conftest.gZkeLM.cpp`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking whether the C compiler supports -Wno-error=atomic-alignment... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.W5xb1W.c` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/gcc -std=gnu99 -Werror -Wno-error=atomic-alignment -c /tmp/conftest.W5xb1W.c`
[INFO] [stderr]   DEBUG: The command returned non-zero exit status 1.
[INFO] [stderr]   DEBUG: Its error output was:
[INFO] [stderr]   DEBUG: | cc1: error: '-Werror=atomic-alignment': no option -Watomic-alignment
[INFO] [stderr]   INFO: no
[INFO] [stderr]   INFO: checking whether the C++ compiler supports -Wno-error=atomic-alignment... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.gqh6Bl.cpp` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -Werror -Wno-error=atomic-alignment -c /tmp/conftest.gqh6Bl.cpp`
[INFO] [stderr]   DEBUG: The command returned non-zero exit status 1.
[INFO] [stderr]   DEBUG: Its error output was:
[INFO] [stderr]   DEBUG: | cc1plus: error: '-Werror=atomic-alignment': no option -Watomic-alignment
[INFO] [stderr]   INFO: no
[INFO] [stderr]   INFO: checking whether the C compiler supports -Wno-error=deprecated-copy... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.JKCaV4.c` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/gcc -std=gnu99 -Werror -Wno-error=deprecated-copy -c /tmp/conftest.JKCaV4.c`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking whether the C++ compiler supports -Wno-error=deprecated-copy... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.gWqf8D.cpp` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -Werror -Wno-error=deprecated-copy -c /tmp/conftest.gWqf8D.cpp`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking whether the C compiler supports -Wformat... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.7ZM5es.c` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/gcc -std=gnu99 -Werror -Wformat -c /tmp/conftest.7ZM5es.c`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking whether the C++ compiler supports -Wformat... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.ygOxuk.cpp` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -Werror -Wformat -c /tmp/conftest.ygOxuk.cpp`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking whether the C compiler supports -Wformat-security... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.ZIYs1G.c` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/gcc -std=gnu99 -Werror -Wformat-security -c /tmp/conftest.ZIYs1G.c`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking whether the C++ compiler supports -Wformat-security... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.qOv_I7.cpp` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -Werror -Wformat-security -c /tmp/conftest.qOv_I7.cpp`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking whether the C compiler supports -Wformat-overflow=2... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.Hgq52S.c` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/gcc -std=gnu99 -Werror -Wformat-overflow=2 -c /tmp/conftest.Hgq52S.c`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking whether the C++ compiler supports -Wformat-overflow=2... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.2OhowT.cpp` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -Werror -Wformat-overflow=2 -c /tmp/conftest.2OhowT.cpp`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking whether the C compiler supports -Wno-gnu-zero-variadic-macro-arguments... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.2mPFfx.c` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/gcc -std=gnu99 -Werror -Wgnu-zero-variadic-macro-arguments -c /tmp/conftest.2mPFfx.c`
[INFO] [stderr]   DEBUG: The command returned non-zero exit status 1.
[INFO] [stderr]   DEBUG: Its error output was:
[INFO] [stderr]   DEBUG: | gcc: error: unrecognized command line option '-Wgnu-zero-variadic-macro-arguments'
[INFO] [stderr]   INFO: no
[INFO] [stderr]   INFO: checking whether the C++ compiler supports -Wno-gnu-zero-variadic-macro-arguments... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.wgOR3d.cpp` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -Werror -Wgnu-zero-variadic-macro-arguments -c /tmp/conftest.wgOR3d.cpp`
[INFO] [stderr]   DEBUG: The command returned non-zero exit status 1.
[INFO] [stderr]   DEBUG: Its error output was:
[INFO] [stderr]   DEBUG: | g++: error: unrecognized command line option '-Wgnu-zero-variadic-macro-arguments'
[INFO] [stderr]   INFO: no
[INFO] [stderr]   INFO: checking whether the C++ compiler supports -Wno-noexcept-type... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.7o1HDS.cpp` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -Werror -Wnoexcept-type -c /tmp/conftest.7o1HDS.cpp`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking whether the C++ compiler supports -fno-sized-deallocation... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.TBUrmH.cpp` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -Werror -fno-sized-deallocation -c /tmp/conftest.TBUrmH.cpp`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking whether the C++ compiler supports -fno-aligned-new... 
[INFO] [stderr]   DEBUG: Creating `/tmp/conftest.XUb72X.cpp` with content:
[INFO] [stderr]   DEBUG: | int
[INFO] [stderr]   DEBUG: | main(void)
[INFO] [stderr]   DEBUG: | {
[INFO] [stderr]   DEBUG: | 
[INFO] [stderr]   DEBUG: |   ;
[INFO] [stderr]   DEBUG: |   return 0;
[INFO] [stderr]   DEBUG: | }
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/g++ -Werror -fno-aligned-new -c /tmp/conftest.XUb72X.cpp`
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking for rustfmt... 
[INFO] [stderr]   DEBUG: rustfmt: Trying rustfmt
[INFO] [stderr]   INFO: /opt/rustwide/cargo-home/bin/rustfmt
[INFO] [stderr]   INFO: checking for llvm_profdata... 
[INFO] [stderr]   DEBUG: llvm_profdata: Trying llvm-profdata
[INFO] [stderr]   INFO: /usr/bin/llvm-profdata
[INFO] [stderr]   INFO: checking for awk... 
[INFO] [stderr]   DEBUG: awk: Trying gawk
[INFO] [stderr]   DEBUG: awk: Trying mawk
[INFO] [stderr]   INFO: /usr/bin/mawk
[INFO] [stderr]   INFO: checking for perl... 
[INFO] [stderr]   DEBUG: perl: Trying perl5
[INFO] [stderr]   DEBUG: perl: Trying perl
[INFO] [stderr]   INFO: /usr/bin/perl
[INFO] [stderr]   INFO: checking for minimum required perl version >= 5.006... 
[INFO] [stderr]   DEBUG: Executing: `/usr/bin/perl -e 'print $]'`
[INFO] [stderr]   INFO: 5.030000
[INFO] [stderr]   INFO: checking for full perl installation... 
[INFO] [stderr]   INFO: yes
[INFO] [stderr]   INFO: checking for gmake... 
[INFO] [stderr]   DEBUG: gmake: Trying gmake
[INFO] [stderr]   DEBUG: gmake: Trying make
[INFO] [stderr]   INFO: /usr/bin/make
[INFO] [stderr]   INFO: checking for watchman... 
[INFO] [stderr]   INFO: not found
[INFO] [stderr]   INFO: checking for xargs... 
[INFO] [stderr]   DEBUG: xargs: Trying xargs
[INFO] [stderr]   INFO: /usr/bin/xargs
[INFO] [stderr]   INFO: checking for rpmbuild... 
[INFO] [stderr]   DEBUG: rpmbuild: Trying rpmbuild
[INFO] [stderr]   INFO: not found
[INFO] [stderr]   INFO: checking for llvm-objdump... 
[INFO] [stderr]   DEBUG: llvm_objdump: Trying llvm-objdump
[INFO] [stderr]   INFO: /usr/bin/llvm-objdump
[INFO] [stderr]   INFO: checking for autoconf... 
[INFO] [stderr]   ERROR: Could not find autoconf 2.13
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   touch: cannot touch '/opt/rustwide/cargo-home/git/checkouts/mozjs-fa11ffc7d4f1cc2d/a40b829/mozjs/js/src/configure': Read-only file system
[INFO] [stderr]   touch: cannot touch '/opt/rustwide/cargo-home/git/checkouts/mozjs-fa11ffc7d4f1cc2d/a40b829/mozjs/js/src/old-configure': Read-only file system
[INFO] [stderr]   ERROR: Could not find autoconf 2.13
[INFO] [stderr]   make: *** [/opt/rustwide/cargo-home/git/checkouts/mozjs-fa11ffc7d4f1cc2d/a40b829/makefile.cargo:194: maybe-configure] Error 1
[INFO] [stderr]   thread 'main' panicked at 'assertion failed: result.success()', /opt/rustwide/cargo-home/git/checkouts/mozjs-fa11ffc7d4f1cc2d/a40b829/build.rs:177:5
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55b6373ff890 - std::backtrace_rs::backtrace::libunwind::trace::h448c56741b6011d3
[INFO] [stderr]                                  at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5
[INFO] [stderr]      1:     0x55b6373ff890 - std::backtrace_rs::backtrace::trace_unsynchronized::h2d26397c5720fdbb
[INFO] [stderr]                                  at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55b6373ff890 - std::sys_common::backtrace::_print_fmt::h720a2f61f75b9f58
[INFO] [stderr]                                  at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x55b6373ff890 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h8d62bbfda6d5c836
[INFO] [stderr]                                  at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x55b6374256fc - core::fmt::write::h1857a60b204f1b6a
[INFO] [stderr]                                  at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/core/src/fmt/mod.rs:1078:17
[INFO] [stderr]      5:     0x55b6373fb002 - std::io::Write::write_fmt::h16a9fe7680ac245c
[INFO] [stderr]                                  at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/io/mod.rs:1519:15
[INFO] [stderr]      6:     0x55b6374023f5 - std::sys_common::backtrace::_print::h9ba51a6db618de7d
[INFO] [stderr]                                  at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x55b6374023f5 - std::sys_common::backtrace::print::h5f20e41c85e91716
[INFO] [stderr]                                  at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x55b6374023f5 - std::panicking::default_hook::{{closure}}::h5b7294ca19e8edab
[INFO] [stderr]                                  at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x55b637401f4a - std::panicking::default_hook::hb3948d1f74b6ff4c
[INFO] [stderr]                                  at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x55b637402b91 - std::panicking::rust_panic_with_hook::h55d23fef0ad751bc
[INFO] [stderr]                                  at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x55b6372595fe - std::panicking::begin_panic::{{closure}}::h8748ec4c5c1e1581
[INFO] [stderr]                                  at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/panicking.rs:520:9
[INFO] [stderr]     12:     0x55b63725ecc9 - std::sys_common::backtrace::__rust_end_short_backtrace::h4beacfafd860229f
[INFO] [stderr]                                  at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x55b63725952b - std::panicking::begin_panic::h74e628bceedb05e3
[INFO] [stderr]                                  at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/panicking.rs:519:12
[INFO] [stderr]     14:     0x55b636efead9 - build_script_build::build_jsapi::hb44c89b0387a9bf1
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/git/checkouts/mozjs-fa11ffc7d4f1cc2d/a40b829/build.rs:177:5
[INFO] [stderr]     15:     0x55b636efd468 - build_script_build::main::hadea673a79f773c3
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/git/checkouts/mozjs-fa11ffc7d4f1cc2d/a40b829/build.rs:57:5
[INFO] [stderr]     16:     0x55b636f064fb - core::ops::function::FnOnce::call_once::hb9c7a9a18e725ded
[INFO] [stderr]                                  at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     17:     0x55b636f09f8e - std::sys_common::backtrace::__rust_begin_short_backtrace::h9a86e825e4c5025f
[INFO] [stderr]                                  at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     18:     0x55b636f07151 - std::rt::lang_start::{{closure}}::h91a2da52ce0cbc82
[INFO] [stderr]                                  at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/rt.rs:66:18
[INFO] [stderr]     19:     0x55b6374030a7 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h3f3ba5d1e0ce8d49
[INFO] [stderr]                                  at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     20:     0x55b6374030a7 - std::panicking::try::do_call::hd7a374fc87b951e7
[INFO] [stderr]                                  at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/panicking.rs:379:40
[INFO] [stderr]     21:     0x55b6374030a7 - std::panicking::try::h068087b173f80a49
[INFO] [stderr]                                  at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/panicking.rs:343:19
[INFO] [stderr]     22:     0x55b6374030a7 - std::panic::catch_unwind::h1f8259807e825279
[INFO] [stderr]                                  at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/panic.rs:396:14
[INFO] [stderr]     23:     0x55b6374030a7 - std::rt::lang_start_internal::h8ff82302dd620b52
[INFO] [stderr]                                  at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/rt.rs:51:25
[INFO] [stderr]     24:     0x55b636f07127 - std::rt::lang_start::he40757313cd06d9c
[INFO] [stderr]                                  at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/rt.rs:65:5
[INFO] [stderr]     25:     0x55b636f01aea - main
[INFO] [stderr]     26:     0x7f3cf34ae0b3 - __libc_start_main
[INFO] [stderr]     27:     0x55b636efd0de - _start
[INFO] [stderr]     28:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "0f043477d5fb895956414ed9d8d35daeab7c52ff0157246f178d233b9ec3524a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f043477d5fb895956414ed9d8d35daeab7c52ff0157246f178d233b9ec3524a", kill_on_drop: false }`
[INFO] [stdout] 0f043477d5fb895956414ed9d8d35daeab7c52ff0157246f178d233b9ec3524a