rustc 1.35.0-beta.7 (2bafaaf66 2019-05-14) cannot build itself

[Keruspe]

It hangs when building libsyntax.

Last logs from the build:

   Compiling syntax v0.0.0 (/var/tmp/paludis/build/dev-lang-rust-1.36.0-scm/work/rust-1.36.0-scm/src/libsyntax)
     Running `/var/tmp/paludis/build/dev-lang-rust-1.36.0-scm/work/rust-1.36.0-scm/build/bootstrap/debug/rustc --edition=2018 --crate-name syntax src/libsyntax/lib.rs --color always --error-format json --crate-type dylib --emit=dep-info,link -C prefer-dynamic -C opt-level=2 -C metadata=74beb9ad805ba27a -C extra-filename=-74beb9ad805ba27a --out-di
r /var/tmp/paludis/build/dev-lang-rust-1.36.0-scm/work/rust-1.36.0-scm/build/x86_64-unknown-linux-gnu/stage1-rustc/x86_64-unknown-linux-gnu/release/deps --target x86_64-unknown-linux-gnu -L dependency=/var/tmp/paludis/build/dev-lang-rust-1.36.0-scm/work/rust-1.36.0-scm/build/x86_64-unknown-linux-gnu/stage1-rustc/x86_64-unknown-linux-gnu/release/d
eps -L dependency=/var/tmp/paludis/build/dev-lang-rust-1.36.0-scm/work/rust-1.36.0-scm/build/x86_64-unknown-linux-gnu/stage1-rustc/release/deps --extern bitflags=/var/tmp/paludis/build/dev-lang-rust-1.36.0-scm/work/rust-1.36.0-scm/build/x86_64-unknown-linux-gnu/stage1-rustc/x86_64-unknown-linux-gnu/release/deps/libbitflags-12718119078683cd.rlib -
-extern lazy_static=/var/tmp/paludis/build/dev-lang-rust-1.36.0-scm/work/rust-1.36.0-scm/build/x86_64-unknown-linux-gnu/stage1-rustc/x86_64-unknown-linux-gnu/release/deps/liblazy_static-ddc36ebe9df79bab.rlib --extern log=/var/tmp/paludis/build/dev-lang-rust-1.36.0-scm/work/rust-1.36.0-scm/build/x86_64-unknown-linux-gnu/stage1-rustc/x86_64-unknown
-linux-gnu/release/deps/liblog-1b9b4598ef304634.rlib --extern rustc_data_structures=/var/tmp/paludis/build/dev-lang-rust-1.36.0-scm/work/rust-1.36.0-scm/build/x86_64-unknown-linux-gnu/stage1-rustc/x86_64-unknown-linux-gnu/release/deps/librustc_data_structures-26a56ca1d56b67ab.so --extern errors=/var/tmp/paludis/build/dev-lang-rust-1.36.0-scm/work
/rust-1.36.0-scm/build/x86_64-unknown-linux-gnu/stage1-rustc/x86_64-unknown-linux-gnu/release/deps/librustc_errors-a52c3f3c2476385e.so --extern rustc_macros=/var/tmp/paludis/build/dev-lang-rust-1.36.0-scm/work/rust-1.36.0-scm/build/x86_64-unknown-linux-gnu/stage1-rustc/release/deps/librustc_macros-50b842e25a97ddda.so --extern rustc_target=/var/tm
p/paludis/build/dev-lang-rust-1.36.0-scm/work/rust-1.36.0-scm/build/x86_64-unknown-linux-gnu/stage1-rustc/x86_64-unknown-linux-gnu/release/deps/librustc_target-6ad578371f07e062.so --extern scoped_tls=/var/tmp/paludis/build/dev-lang-rust-1.36.0-scm/work/rust-1.36.0-scm/build/x86_64-unknown-linux-gnu/stage1-rustc/x86_64-unknown-linux-gnu/release/de
ps/libscoped_tls-cc1e7281fe1b98c8.rlib --extern serialize=/var/tmp/paludis/build/dev-lang-rust-1.36.0-scm/work/rust-1.36.0-scm/build/x86_64-unknown-linux-gnu/stage1-rustc/x86_64-unknown-linux-gnu/release/deps/libserialize-d01c13e5349a800a.so --extern serialize=/var/tmp/paludis/build/dev-lang-rust-1.36.0-scm/work/rust-1.36.0-scm/build/x86_64-unkno
wn-linux-gnu/stage1-rustc/x86_64-unknown-linux-gnu/release/deps/libserialize-d01c13e5349a800a.rlib --extern smallvec=/var/tmp/paludis/build/dev-lang-rust-1.36.0-scm/work/rust-1.36.0-scm/build/x86_64-unknown-linux-gnu/stage1-rustc/x86_64-unknown-linux-gnu/release/deps/libsmallvec-7ea5856104bb9465.rlib --extern syntax_pos=/var/tmp/paludis/build/dev
-lang-rust-1.36.0-scm/work/rust-1.36.0-scm/build/x86_64-unknown-linux-gnu/stage1-rustc/x86_64-unknown-linux-gnu/release/deps/libsyntax_pos-8d29c76d84294aec.so -C target-cpu=native -C opt-level=3`
rustc command: "LD_LIBRARY_PATH"="/var/tmp/paludis/build/dev-lang-rust-1.36.0-scm/work/rust-1.36.0-scm/build/x86_64-unknown-linux-gnu/stage1/lib:/var/tmp/paludis/build/dev-lang-rust-1.36.0-scm/work/rust-1.36.0-scm/build/x86_64-unknown-linux-gnu/stage1-rustc/release/deps:/var/tmp/paludis/build/dev-lang-rust-1.36.0-scm/work/rust-1.36.0-scm/build/x8
6_64-unknown-linux-gnu/stage1/lib" "/var/tmp/paludis/build/dev-lang-rust-1.36.0-scm/work/rust-1.36.0-scm/build/x86_64-unknown-linux-gnu/stage1/bin/rustc" "--edition=2018" "--crate-name" "syntax" "src/libsyntax/lib.rs" "--color" "always" "--crate-type" "dylib" "--emit=dep-info,link" "-C" "prefer-dynamic" "-C" "opt-level=2" "-C" "metadata=74beb9ad8
05ba27a-rustc" "-C" "extra-filename=-74beb9ad805ba27a" "--out-dir" "/var/tmp/paludis/build/dev-lang-rust-1.36.0-scm/work/rust-1.36.0-scm/build/x86_64-unknown-linux-gnu/stage1-rustc/x86_64-unknown-linux-gnu/release/deps" "--target" "x86_64-unknown-linux-gnu" "-L" "dependency=/var/tmp/paludis/build/dev-lang-rust-1.36.0-scm/work/rust-1.36.0-scm/buil
d/x86_64-unknown-linux-gnu/stage1-rustc/x86_64-unknown-linux-gnu/release/deps" "-L" "dependency=/var/tmp/paludis/build/dev-lang-rust-1.36.0-scm/work/rust-1.36.0-scm/build/x86_64-unknown-linux-gnu/stage1-rustc/release/deps" "--extern" "bitflags=/var/tmp/paludis/build/dev-lang-rust-1.36.0-scm/work/rust-1.36.0-scm/build/x86_64-unknown-linux-gnu/stag
e1-rustc/x86_64-unknown-linux-gnu/release/deps/libbitflags-12718119078683cd.rlib" "--extern" "lazy_static=/var/tmp/paludis/build/dev-lang-rust-1.36.0-scm/work/rust-1.36.0-scm/build/x86_64-unknown-linux-gnu/stage1-rustc/x86_64-unknown-linux-gnu/release/deps/liblazy_static-ddc36ebe9df79bab.rlib" "--extern" "log=/var/tmp/paludis/build/dev-lang-rust-
1.36.0-scm/work/rust-1.36.0-scm/build/x86_64-unknown-linux-gnu/stage1-rustc/x86_64-unknown-linux-gnu/release/deps/liblog-1b9b4598ef304634.rlib" "--extern" "rustc_data_structures=/var/tmp/paludis/build/dev-lang-rust-1.36.0-scm/work/rust-1.36.0-scm/build/x86_64-unknown-linux-gnu/stage1-rustc/x86_64-unknown-linux-gnu/release/deps/librustc_data_struc
tures-26a56ca1d56b67ab.so" "--extern" "errors=/var/tmp/paludis/build/dev-lang-rust-1.36.0-scm/work/rust-1.36.0-scm/build/x86_64-unknown-linux-gnu/stage1-rustc/x86_64-unknown-linux-gnu/release/deps/librustc_errors-a52c3f3c2476385e.so" "--extern" "rustc_macros=/var/tmp/paludis/build/dev-lang-rust-1.36.0-scm/work/rust-1.36.0-scm/build/x86_64-unknown
-linux-gnu/stage1-rustc/release/deps/librustc_macros-50b842e25a97ddda.so" "--extern" "rustc_target=/var/tmp/paludis/build/dev-lang-rust-1.36.0-scm/work/rust-1.36.0-scm/build/x86_64-unknown-linux-gnu/stage1-rustc/x86_64-unknown-linux-gnu/release/deps/librustc_target-6ad578371f07e062.so" "--extern" "scoped_tls=/var/tmp/paludis/build/dev-lang-rust-1
.36.0-scm/work/rust-1.36.0-scm/build/x86_64-unknown-linux-gnu/stage1-rustc/x86_64-unknown-linux-gnu/release/deps/libscoped_tls-cc1e7281fe1b98c8.rlib" "--extern" "serialize=/var/tmp/paludis/build/dev-lang-rust-1.36.0-scm/work/rust-1.36.0-scm/build/x86_64-unknown-linux-gnu/stage1-rustc/x86_64-unknown-linux-gnu/release/deps/libserialize-d01c13e5349a
800a.so" "--extern" "serialize=/var/tmp/paludis/build/dev-lang-rust-1.36.0-scm/work/rust-1.36.0-scm/build/x86_64-unknown-linux-gnu/stage1-rustc/x86_64-unknown-linux-gnu/release/deps/libserialize-d01c13e5349a800a.rlib" "--extern" "smallvec=/var/tmp/paludis/build/dev-lang-rust-1.36.0-scm/work/rust-1.36.0-scm/build/x86_64-unknown-linux-gnu/stage1-ru
stc/x86_64-unknown-linux-gnu/release/deps/libsmallvec-7ea5856104bb9465.rlib" "--extern" "syntax_pos=/var/tmp/paludis/build/dev-lang-rust-1.36.0-scm/work/rust-1.36.0-scm/build/x86_64-unknown-linux-gnu/stage1-rustc/x86_64-unknown-linux-gnu/release/deps/libsyntax_pos-8d29c76d84294aec.so" "-C" "target-cpu=native" "-C" "opt-level=3" "--cfg" "stage1" "
--sysroot" "/var/tmp/paludis/build/dev-lang-rust-1.36.0-scm/work/rust-1.36.0-scm/build/x86_64-unknown-linux-gnu/stage1" "-Zexternal-macro-backtrace" "-Cprefer-dynamic" "-Clinker=x86_64-pc-linux-gnu-cc" "-C" "debug-assertions=n" "-C" "codegen-units=16" "-C" "target-feature=-crt-static" "--remap-path-prefix" "/var/tmp/paludis/build/dev-lang-rust-1.
36.0-scm/work/rust-1.36.0-scm=/rustc/3a5d62bd5675ddd406a5b93d630ba1ddced91777" "-Zunstable-options" "-Z" "force-unstable-if-unmarked" "--cfg" "parallel_compiler"
sysroot: "/var/tmp/paludis/build/dev-lang-rust-1.36.0-scm/work/rust-1.36.0-scm/build/x86_64-unknown-linux-gnu/stage1"
libdir: "/var/tmp/paludis/build/dev-lang-rust-1.36.0-scm/work/rust-1.36.0-scm/build/x86_64-unknown-linux-gnu/stage1/lib"

[mati865]

What build options are you using?

same as #61162 ?

[Keruspe]

@howaboutsynergy heh, looks like the same indeed, thanks.

let's close as duplicate then