* Package:    dev-lang/rust-1.54.0
 * Repository: gentoo
 * Maintainer: gyakovlev@gentoo.org rust@gentoo.org
 * USE:        abi_x86_64 amd64 cpu_flags_x86_sse2 elibc_glibc kernel_linux llvm_targets_X86 rustfmt userland_GNU
 * FEATURES:   network-sandbox preserve-libs sandbox userpriv usersandbox
 * Checking for at least 7680 MiB disk space at "/var/tmp/portage/dev-lang/rust-1.54.0/temp" ...
 [ ok ]
 * Using python3.9 to build
>>> Unpacking source...
>>> Unpacking rustc-1.54.0-src.tar.xz to /var/tmp/portage/dev-lang/rust-1.54.0/work
>>> Unpacking rust-1.53.0-x86_64-unknown-linux-gnu.tar.xz to /var/tmp/portage/dev-lang/rust-1.54.0/work
>>> Source unpacked in /var/tmp/portage/dev-lang/rust-1.54.0/work
>>> Preparing source in /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src ...
install: creating uninstall script at /var/tmp/portage/dev-lang/rust-1.54.0/work/rust-stage0/lib/rustlib/uninstall.sh
install: installing component 'rustc'
install: installing component 'cargo'
install: installing component 'clippy-preview'
install: installing component 'rust-demangler-preview'
install: installing component 'rls-preview'
install: installing component 'rust-analyzer-preview'
install: installing component 'miri-preview'
install: installing component 'rustfmt-preview'
install: installing component 'llvm-tools-preview'
install: installing component 'rust-analysis-x86_64-unknown-linux-gnu'
install: installing component 'rust-std-x86_64-unknown-linux-gnu'

    rust installed.

 * Applying 1.47.0-ignore-broken-and-non-applicable-tests.patch ...
patching file src/test/codegen/sparc-struct-abi.rs
patching file src/test/run-make-fulldeps/c-link-to-rust-va-list-fn/Makefile
patching file src/test/run-make-fulldeps/long-linker-command-lines/Makefile
patching file src/test/run-make-fulldeps/sysroot-crates-are-unstable/Makefile
patching file src/test/ui/env-funky-keys.rs
Hunk #1 succeeded at 1 with fuzz 1.
 [ ok ]
 * Applying 1.49.0-gentoo-musl-target-specs.patch ...
 [ ok ]
 * Applying 1.53.0-rustversion-1.0.5.patch ...
 [ ok ]
 * Applying 1.54.0-parallel-miri.patch ...
patching file src/tools/miri/src/bin/miri.rs
Hunk #2 succeeded at 12 with fuzz 2 (offset -1 lines).
Hunk #3 succeeded at 42 (offset -1 lines).
 [ ok ]
>>> Source prepared.
>>> Configuring source in /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src ...
 * Rust configured with the following flags:

RUSTFLAGS=
RUSTFLAGS_BOOTSTRAP=
RUSTFLAGS_NOT_BOOTSTRAP=
CFLAGS_x86_64-unknown-linux-gnu=-m64

 * config.toml contents:
changelog-seen = 2
[llvm]
download-ci-llvm = false
optimize = true
release-debuginfo = false
assertions = false
ninja = true
targets = "X86"
experimental-targets = ""
link-shared = false
[build]
build-stage = 2
test-stage = 2
doc-stage = 2
build = "x86_64-unknown-linux-gnu"
host = ["x86_64-unknown-linux-gnu"]
target = ["x86_64-unknown-linux-gnu"]
cargo = "/var/tmp/portage/dev-lang/rust-1.54.0/work/rust-stage0/bin/cargo"
rustc = "/var/tmp/portage/dev-lang/rust-1.54.0/work/rust-stage0/bin/rustc"
rustfmt = "/var/tmp/portage/dev-lang/rust-1.54.0/work/rust-stage0/bin/rustfmt"
docs = false
compiler-docs = false
submodules = false
python = "python3.9"
locked-deps = true
vendor = true
extended = true
tools = ["rustfmt","cargo",]
verbose = 2
sanitizers = false
profiler = false
cargo-native-static = false
[install]
prefix = "/usr/lib/rust/1.54.0"
sysconfdir = "etc"
docdir = "share/doc/rust"
bindir = "bin"
libdir = "lib"
mandir = "share/man"
[rust]
# https://github.com/rust-lang/rust/issues/54872
codegen-units-std = 1
optimize = true
debug = false
debug-assertions = false
debug-assertions-std = false
debuginfo-level = 0
debuginfo-level-rustc = 0
debuginfo-level-std = 0
debuginfo-level-tools = 0
debuginfo-level-tests = 0
backtrace = true
incremental = false
default-linker = "x86_64-pc-linux-gnu-gcc"
parallel-compiler = false
channel = "stable"
description = "gentoo"
rpath = false
verbose-tests = true
optimize-tests = true
codegen-tests = true
dist-src = false
remap-debuginfo = true
lld = false
# only deny warnings if doc+wasm are NOT requested, documenting stage0 wasm std fails without it
# https://github.com/rust-lang/rust/issues/74976
# https://github.com/rust-lang/rust/issues/76526
deny-warnings = true
backtrace-on-ice = true
jemalloc = false
[dist]
src-tarball = false
compression-formats = ["gz"]
[target.x86_64-unknown-linux-gnu]
cc = "x86_64-pc-linux-gnu-gcc"
cxx = "x86_64-pc-linux-gnu-g++"
linker = "x86_64-pc-linux-gnu-gcc"
ar = "x86_64-pc-linux-gnu-ar"

>>> Source configured.
>>> Compiling source in /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src ...
running: /var/tmp/portage/dev-lang/rust-1.54.0/work/rust-stage0/bin/cargo build --manifest-path /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/src/bootstrap/Cargo.toml --verbose --locked --frozen
   Compiling proc-macro2 v1.0.24
   Compiling unicode-xid v0.2.1
   Compiling syn v1.0.65
   Compiling autocfg v1.0.0
   Compiling version_check v0.9.3
   Compiling memchr v2.4.0
   Compiling lazy_static v1.4.0
   Compiling serde_derive v1.0.125
   Compiling cfg-if v1.0.0
   Compiling libc v0.2.93
   Compiling log v0.4.14
   Compiling serde v1.0.125
   Compiling regex-syntax v0.6.22
   Compiling ryu v1.0.5
   Compiling serde_json v1.0.59
   Compiling fnv v1.0.7
   Compiling same-file v1.0.6
   Compiling unicode-width v0.1.8
   Compiling cc v1.0.68
   Compiling bootstrap v0.0.0 (/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/src/bootstrap)
   Compiling itoa v0.4.6
   Compiling opener v0.4.1
   Compiling build_helper v0.1.0 (/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/src/build_helper)
     Running `/var/tmp/portage/dev-lang/rust-1.54.0/work/rust-stage0/bin/rustc --crate-name build_script_build --edition=2018 /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/vendor/proc-macro2-1.0.24/build.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="proc-macro"' -C metadata=2163a8607baef08c -C extra-filename=-2163a8607baef08c --out-dir /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/build/proc-macro2-2163a8607baef08c -L dependency=/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps --cap-lints allow -Cdebuginfo=2 -C linker=x86_64-pc-linux-gnu-gcc -Wrust_2018_idioms -Wunused_lifetimes -Wsemicolon_in_expressions_from_macros -Dwarnings`
     Running `/var/tmp/portage/dev-lang/rust-1.54.0/work/rust-stage0/bin/rustc --crate-name unicode_xid /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/vendor/unicode-xid-0.2.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=2bf0db5b6049747f -C extra-filename=-2bf0db5b6049747f --out-dir /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps -L dependency=/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps --cap-lints allow -Cdebuginfo=2 -C linker=x86_64-pc-linux-gnu-gcc -Wrust_2018_idioms -Wunused_lifetimes -Wsemicolon_in_expressions_from_macros -Dwarnings`
     Running `/var/tmp/portage/dev-lang/rust-1.54.0/work/rust-stage0/bin/rustc --crate-name build_script_build --edition=2018 /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/vendor/syn-1.0.65/build.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' -C metadata=e025c8b108a8d147 -C extra-filename=-e025c8b108a8d147 --out-dir /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/build/syn-e025c8b108a8d147 -L dependency=/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps --cap-lints allow -Cdebuginfo=2 -C linker=x86_64-pc-linux-gnu-gcc -Wrust_2018_idioms -Wunused_lifetimes -Wsemicolon_in_expressions_from_macros -Dwarnings`
     Running `/var/tmp/portage/dev-lang/rust-1.54.0/work/rust-stage0/bin/rustc --crate-name version_check /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/vendor/version_check/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=4c98359c19f90584 -C extra-filename=-4c98359c19f90584 --out-dir /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps -L dependency=/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps --cap-lints allow -Cdebuginfo=2 -C linker=x86_64-pc-linux-gnu-gcc -Wrust_2018_idioms -Wunused_lifetimes -Wsemicolon_in_expressions_from_macros -Dwarnings`
     Running `/var/tmp/portage/dev-lang/rust-1.54.0/work/rust-stage0/bin/rustc --crate-name autocfg /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/vendor/autocfg-1.0.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=eb827478077bbaf7 -C extra-filename=-eb827478077bbaf7 --out-dir /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps -L dependency=/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps --cap-lints allow -Cdebuginfo=2 -C linker=x86_64-pc-linux-gnu-gcc -Wrust_2018_idioms -Wunused_lifetimes -Wsemicolon_in_expressions_from_macros -Dwarnings`
     Running `/var/tmp/portage/dev-lang/rust-1.54.0/work/rust-stage0/bin/rustc --crate-name build_script_build --edition=2018 /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/vendor/memchr/build.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' --cfg 'feature="use_std"' -C metadata=2832103a858477d5 -C extra-filename=-2832103a858477d5 --out-dir /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/build/memchr-2832103a858477d5 -L dependency=/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps --cap-lints allow -Cdebuginfo=2 -C linker=x86_64-pc-linux-gnu-gcc -Wrust_2018_idioms -Wunused_lifetimes -Wsemicolon_in_expressions_from_macros -Dwarnings`
     Running `/var/tmp/portage/dev-lang/rust-1.54.0/work/rust-stage0/bin/rustc --crate-name lazy_static /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/vendor/lazy_static/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=9702d1010b228fd0 -C extra-filename=-9702d1010b228fd0 --out-dir /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps -L dependency=/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps --cap-lints allow -Cdebuginfo=2 -C linker=x86_64-pc-linux-gnu-gcc -Wrust_2018_idioms -Wunused_lifetimes -Wsemicolon_in_expressions_from_macros -Dwarnings`
     Running `/var/tmp/portage/dev-lang/rust-1.54.0/work/rust-stage0/bin/rustc --crate-name build_script_build /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/vendor/serde_derive-1.0.125/build.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=187e42162d8243d8 -C extra-filename=-187e42162d8243d8 --out-dir /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/build/serde_derive-187e42162d8243d8 -L dependency=/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps --cap-lints allow -Cdebuginfo=2 -C linker=x86_64-pc-linux-gnu-gcc -Wrust_2018_idioms -Wunused_lifetimes -Wsemicolon_in_expressions_from_macros -Dwarnings`
     Running `/var/tmp/portage/dev-lang/rust-1.54.0/work/rust-stage0/bin/rustc --crate-name build_script_build /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/vendor/libc-0.2.93/build.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' -C metadata=c51d2a4cc963e0d8 -C extra-filename=-c51d2a4cc963e0d8 --out-dir /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/build/libc-c51d2a4cc963e0d8 -L dependency=/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps --cap-lints allow -Cdebuginfo=2 -C linker=x86_64-pc-linux-gnu-gcc -Wrust_2018_idioms -Wunused_lifetimes -Wsemicolon_in_expressions_from_macros -Dwarnings`
     Running `/var/tmp/portage/dev-lang/rust-1.54.0/work/rust-stage0/bin/rustc --crate-name build_script_build /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/vendor/log/build.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 -C metadata=cbecbd0482876a31 -C extra-filename=-cbecbd0482876a31 --out-dir /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/build/log-cbecbd0482876a31 -L dependency=/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps --cap-lints allow -Cdebuginfo=2 -C linker=x86_64-pc-linux-gnu-gcc -Wrust_2018_idioms -Wunused_lifetimes -Wsemicolon_in_expressions_from_macros -Dwarnings`
     Running `/var/tmp/portage/dev-lang/rust-1.54.0/work/rust-stage0/bin/rustc --crate-name build_script_build /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/vendor/serde-1.0.125/build.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="serde_derive"' --cfg 'feature="std"' -C metadata=8d91e3cd6c4a7400 -C extra-filename=-8d91e3cd6c4a7400 --out-dir /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/build/serde-8d91e3cd6c4a7400 -L dependency=/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps --cap-lints allow -Cdebuginfo=2 -C linker=x86_64-pc-linux-gnu-gcc -Wrust_2018_idioms -Wunused_lifetimes -Wsemicolon_in_expressions_from_macros -Dwarnings`
     Running `/var/tmp/portage/dev-lang/rust-1.54.0/work/rust-stage0/bin/rustc --crate-name regex_syntax /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/vendor/regex-syntax-0.6.22/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="unicode"' --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' -C metadata=ffa2070ea14c7dff -C extra-filename=-ffa2070ea14c7dff --out-dir /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps -L dependency=/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps --cap-lints allow -Cdebuginfo=2 -C linker=x86_64-pc-linux-gnu-gcc -Wrust_2018_idioms -Wunused_lifetimes -Wsemicolon_in_expressions_from_macros -Dwarnings`
     Running `/var/tmp/portage/dev-lang/rust-1.54.0/work/rust-stage0/bin/rustc --crate-name build_script_build --edition=2018 /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/vendor/ryu/build.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 -C metadata=c380b9aec7e3403c -C extra-filename=-c380b9aec7e3403c --out-dir /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/build/ryu-c380b9aec7e3403c -L dependency=/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps --cap-lints allow -Cdebuginfo=2 -C linker=x86_64-pc-linux-gnu-gcc -Wrust_2018_idioms -Wunused_lifetimes -Wsemicolon_in_expressions_from_macros -Dwarnings`
     Running `/var/tmp/portage/dev-lang/rust-1.54.0/work/rust-stage0/bin/rustc --crate-name build_script_build --edition=2018 /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/vendor/serde_json-1.0.59/build.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' -C metadata=1bca79ce38d1eb97 -C extra-filename=-1bca79ce38d1eb97 --out-dir /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/build/serde_json-1bca79ce38d1eb97 -L dependency=/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps --cap-lints allow -Cdebuginfo=2 -C linker=x86_64-pc-linux-gnu-gcc -Wrust_2018_idioms -Wunused_lifetimes -Wsemicolon_in_expressions_from_macros -Dwarnings`
     Running `/var/tmp/portage/dev-lang/rust-1.54.0/work/rust-stage0/bin/rustc --crate-name fnv /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/vendor/fnv/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' -C metadata=7663180348855b99 -C extra-filename=-7663180348855b99 --out-dir /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps -L dependency=/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps --cap-lints allow -Cdebuginfo=2 -C linker=x86_64-pc-linux-gnu-gcc -Wrust_2018_idioms -Wunused_lifetimes -Wsemicolon_in_expressions_from_macros -Dwarnings`
     Running `/var/tmp/portage/dev-lang/rust-1.54.0/work/rust-stage0/bin/rustc --crate-name same_file --edition=2018 /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/vendor/same-file/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=e654fe43eb2f7730 -C extra-filename=-e654fe43eb2f7730 --out-dir /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps -L dependency=/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps --cap-lints allow -Cdebuginfo=2 -C linker=x86_64-pc-linux-gnu-gcc -Wrust_2018_idioms -Wunused_lifetimes -Wsemicolon_in_expressions_from_macros -Dwarnings`
     Running `/var/tmp/portage/dev-lang/rust-1.54.0/work/rust-stage0/bin/rustc --crate-name cc --edition=2018 /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/vendor/cc/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=0bcd3a6c143c47d4 -C extra-filename=-0bcd3a6c143c47d4 --out-dir /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps -L dependency=/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps --cap-lints allow -Cdebuginfo=2 -C linker=x86_64-pc-linux-gnu-gcc -Wrust_2018_idioms -Wunused_lifetimes -Wsemicolon_in_expressions_from_macros -Dwarnings`
     Running `/var/tmp/portage/dev-lang/rust-1.54.0/work/rust-stage0/bin/rustc --crate-name cfg_if --edition=2018 /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/vendor/cfg-if/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=0a6225dcb261749c -C extra-filename=-0a6225dcb261749c --out-dir /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps -L dependency=/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps --cap-lints allow -Cdebuginfo=2 -C linker=x86_64-pc-linux-gnu-gcc -Wrust_2018_idioms -Wunused_lifetimes -Wsemicolon_in_expressions_from_macros -Dwarnings`
     Running `/var/tmp/portage/dev-lang/rust-1.54.0/work/rust-stage0/bin/rustc --crate-name itoa /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/vendor/itoa-0.4.6/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=be5780be861f0f1b -C extra-filename=-be5780be861f0f1b --out-dir /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps -L dependency=/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps --cap-lints allow -Cdebuginfo=2 -C linker=x86_64-pc-linux-gnu-gcc -Wrust_2018_idioms -Wunused_lifetimes -Wsemicolon_in_expressions_from_macros -Dwarnings`
     Running `/var/tmp/portage/dev-lang/rust-1.54.0/work/rust-stage0/bin/rustc --crate-name opener --edition=2018 /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/vendor/opener/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=e2a6dd274775c125 -C extra-filename=-e2a6dd274775c125 --out-dir /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps -L dependency=/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps --cap-lints allow -Cdebuginfo=2 -C linker=x86_64-pc-linux-gnu-gcc -Wrust_2018_idioms -Wunused_lifetimes -Wsemicolon_in_expressions_from_macros -Dwarnings`
     Running `/var/tmp/portage/dev-lang/rust-1.54.0/work/rust-stage0/bin/rustc --crate-name build_helper --edition=2018 src/build_helper/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=b213ff5b082276c1 -C extra-filename=-b213ff5b082276c1 --out-dir /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps -C incremental=/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/incremental -L dependency=/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps -Cdebuginfo=2 -C linker=x86_64-pc-linux-gnu-gcc -Wrust_2018_idioms -Wunused_lifetimes -Wsemicolon_in_expressions_from_macros -Dwarnings`
     Running `/var/tmp/portage/dev-lang/rust-1.54.0/work/rust-stage0/bin/rustc --crate-name build_script_build --edition=2018 src/bootstrap/build.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 -C metadata=05da62cd7b4c8e51 -C extra-filename=-05da62cd7b4c8e51 --out-dir /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/build/bootstrap-05da62cd7b4c8e51 -C incremental=/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/incremental -L dependency=/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps -Cdebuginfo=2 -C linker=x86_64-pc-linux-gnu-gcc -Wrust_2018_idioms -Wunused_lifetimes -Wsemicolon_in_expressions_from_macros -Dwarnings`
     Running `/var/tmp/portage/dev-lang/rust-1.54.0/work/rust-stage0/bin/rustc --crate-name unicode_width /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/vendor/unicode-width/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=7fbb019386de8236 -C extra-filename=-7fbb019386de8236 --out-dir /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps -L dependency=/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps --cap-lints allow -Cdebuginfo=2 -C linker=x86_64-pc-linux-gnu-gcc -Wrust_2018_idioms -Wunused_lifetimes -Wsemicolon_in_expressions_from_macros -Dwarnings`
   Compiling thread_local v1.0.1
     Running `/var/tmp/portage/dev-lang/rust-1.54.0/work/rust-stage0/bin/rustc --crate-name thread_local /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/vendor/thread_local-1.0.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=d74d4d590c99650c -C extra-filename=-d74d4d590c99650c --out-dir /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps -L dependency=/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps --extern lazy_static=/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps/liblazy_static-9702d1010b228fd0.rmeta --cap-lints allow -Cdebuginfo=2 -C linker=x86_64-pc-linux-gnu-gcc -Wrust_2018_idioms -Wunused_lifetimes -Wsemicolon_in_expressions_from_macros -Dwarnings`
   Compiling getopts v0.2.21
     Running `/var/tmp/portage/dev-lang/rust-1.54.0/work/rust-stage0/bin/rustc --crate-name getopts /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/vendor/getopts/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=94551d4698951741 -C extra-filename=-94551d4698951741 --out-dir /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps -L dependency=/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps --extern unicode_width=/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps/libunicode_width-7fbb019386de8236.rmeta --cap-lints allow -Cdebuginfo=2 -C linker=x86_64-pc-linux-gnu-gcc -Wrust_2018_idioms -Wunused_lifetimes -Wsemicolon_in_expressions_from_macros -Dwarnings`
   Compiling walkdir v2.3.1
     Running `/var/tmp/portage/dev-lang/rust-1.54.0/work/rust-stage0/bin/rustc --crate-name walkdir --edition=2018 /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/vendor/walkdir-2.3.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=a88d33bf244b01ee -C extra-filename=-a88d33bf244b01ee --out-dir /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps -L dependency=/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps --extern same_file=/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps/libsame_file-e654fe43eb2f7730.rmeta --cap-lints allow -Cdebuginfo=2 -C linker=x86_64-pc-linux-gnu-gcc -Wrust_2018_idioms -Wunused_lifetimes -Wsemicolon_in_expressions_from_macros -Dwarnings`
     Running `/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/build/serde_json-1bca79ce38d1eb97/build-script-build`
     Running `/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/build/memchr-2832103a858477d5/build-script-build`
     Running `/var/tmp/portage/dev-lang/rust-1.54.0/work/rust-stage0/bin/rustc --crate-name memchr --edition=2018 /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/vendor/memchr/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' --cfg 'feature="use_std"' -C metadata=c6a87ef35200f4b5 -C extra-filename=-c6a87ef35200f4b5 --out-dir /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps -L dependency=/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps --cap-lints allow -Cdebuginfo=2 -C linker=x86_64-pc-linux-gnu-gcc -Wrust_2018_idioms -Wunused_lifetimes -Wsemicolon_in_expressions_from_macros -Dwarnings --cfg memchr_runtime_simd --cfg memchr_runtime_sse2 --cfg memchr_runtime_sse42 --cfg memchr_runtime_avx`
   Compiling proc-macro-error-attr v1.0.4
   Compiling proc-macro-error v1.0.4
     Running `/var/tmp/portage/dev-lang/rust-1.54.0/work/rust-stage0/bin/rustc --crate-name build_script_build --edition=2018 /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/vendor/proc-macro-error-attr/build.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 -C metadata=1d922491d75b354d -C extra-filename=-1d922491d75b354d --out-dir /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/build/proc-macro-error-attr-1d922491d75b354d -L dependency=/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps --extern version_check=/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps/libversion_check-4c98359c19f90584.rlib --cap-lints allow -Cdebuginfo=2 -C linker=x86_64-pc-linux-gnu-gcc -Wrust_2018_idioms -Wunused_lifetimes -Wsemicolon_in_expressions_from_macros -Dwarnings`
     Running `/var/tmp/portage/dev-lang/rust-1.54.0/work/rust-stage0/bin/rustc --crate-name build_script_build --edition=2018 /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/vendor/proc-macro-error/build.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="syn"' --cfg 'feature="syn-error"' -C metadata=0e4471cff45a19ac -C extra-filename=-0e4471cff45a19ac --out-dir /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/build/proc-macro-error-0e4471cff45a19ac -L dependency=/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps --extern version_check=/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps/libversion_check-4c98359c19f90584.rlib --cap-lints allow -Cdebuginfo=2 -C linker=x86_64-pc-linux-gnu-gcc -Wrust_2018_idioms -Wunused_lifetimes -Wsemicolon_in_expressions_from_macros -Dwarnings`
     Running `/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/build/syn-e025c8b108a8d147/build-script-build`
     Running `/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/build/proc-macro2-2163a8607baef08c/build-script-build`
     Running `/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/build/log-cbecbd0482876a31/build-script-build`
     Running `/var/tmp/portage/dev-lang/rust-1.54.0/work/rust-stage0/bin/rustc --crate-name log /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/vendor/log/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=bda932c7a9968e0a -C extra-filename=-bda932c7a9968e0a --out-dir /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps -L dependency=/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps --extern cfg_if=/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps/libcfg_if-0a6225dcb261749c.rmeta --cap-lints allow -Cdebuginfo=2 -C linker=x86_64-pc-linux-gnu-gcc -Wrust_2018_idioms -Wunused_lifetimes -Wsemicolon_in_expressions_from_macros -Dwarnings --cfg atomic_cas --cfg has_atomics`
     Running `/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/build/bootstrap-05da62cd7b4c8e51/build-script-build`
     Running `/var/tmp/portage/dev-lang/rust-1.54.0/work/rust-stage0/bin/rustc --crate-name proc_macro2 --edition=2018 /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/vendor/proc-macro2-1.0.24/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="proc-macro"' -C metadata=0b1b0c04333cbf6b -C extra-filename=-0b1b0c04333cbf6b --out-dir /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps -L dependency=/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps --extern unicode_xid=/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps/libunicode_xid-2bf0db5b6049747f.rmeta --cap-lints allow -Cdebuginfo=2 -C linker=x86_64-pc-linux-gnu-gcc -Wrust_2018_idioms -Wunused_lifetimes -Wsemicolon_in_expressions_from_macros -Dwarnings --cfg lexerror_display --cfg hygiene --cfg use_proc_macro --cfg wrap_proc_macro`
The futex facility returned an unexpected error code.
     Running `/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/build/serde-8d91e3cd6c4a7400/build-script-build`
error: could not compile `walkdir`

Caused by:
  process didn't exit successfully: `/var/tmp/portage/dev-lang/rust-1.54.0/work/rust-stage0/bin/rustc --crate-name walkdir --edition=2018 /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/vendor/walkdir-2.3.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=a88d33bf244b01ee -C extra-filename=-a88d33bf244b01ee --out-dir /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps -L dependency=/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps --extern same_file=/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/build/bootstrap/debug/deps/libsame_file-e654fe43eb2f7730.rmeta --cap-lints allow -Cdebuginfo=2 -C linker=x86_64-pc-linux-gnu-gcc -Wrust_2018_idioms -Wunused_lifetimes -Wsemicolon_in_expressions_from_macros -Dwarnings` (exit status: 134)
warning: build failed, waiting for other jobs to finish...
error: build failed
Traceback (most recent call last):
  File "/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/./x.py", line 27, in <module>
    bootstrap.main()
  File "/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/src/bootstrap/bootstrap.py", line 1195, in main
    bootstrap(help_triggered)
  File "/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/src/bootstrap/bootstrap.py", line 1166, in bootstrap
    build.build_bootstrap()
  File "/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/src/bootstrap/bootstrap.py", line 923, in build_bootstrap
    run(args, env=env, verbose=self.verbose)
  File "/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/src/bootstrap/bootstrap.py", line 153, in run
    raise RuntimeError(err)
RuntimeError: failed to run: /var/tmp/portage/dev-lang/rust-1.54.0/work/rust-stage0/bin/cargo build --manifest-path /var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src/src/bootstrap/Cargo.toml --verbose --locked --frozen
 * ERROR: dev-lang/rust-1.54.0::gentoo failed (compile phase):
 *   (no error message)
 * 
 * Call stack:
 *     ebuild.sh, line 127:  Called src_compile
 *   environment, line 3725:  Called die
 * The specific snippet of code:
 *       env $(cat "${S}"/config.env) RUST_BACKTRACE=1 "${EPYTHON}" ./x.py build -vv --config="${S}"/config.toml -j$(makeopts_jobs) || die )
 * 
 * If you need support, post the output of `emerge --info '=dev-lang/rust-1.54.0::gentoo'`,
 * the complete build log and the output of `emerge -pqv '=dev-lang/rust-1.54.0::gentoo'`.
 * The complete build log is located at '/var/log/portage/dev-lang:rust-1.54.0:20210819-230639.log'.
 * For convenience, a symlink to the build log is located at '/var/tmp/portage/dev-lang/rust-1.54.0/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/dev-lang/rust-1.54.0/temp/environment'.
 * Working directory: '/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src'
 * S: '/var/tmp/portage/dev-lang/rust-1.54.0/work/rustc-1.54.0-src'