--- stderr
thread 'main' panicked at '

This crate is only compatible with OpenSSL 1.0.1 through 1.1.1, or LibreSSL 2.5
through 2.9.x, but a different version of OpenSSL was found. The build is now aborting
due to this version mismatch.

', /var/tmp/portage/dev-lang/rust-1.34.2/work/rustc-1.34.2-src/vendor/openssl-sys/build/main.rs:545:5
note: Run with `RUST_BACKTRACE=1` environment variable to display a backtrace.

warning: build failed, waiting for other jobs to finish...
error: build failed
command did not execute successfully: "/var/tmp/portage/dev-lang/rust-1.34.2/work/rust-stage0/bin/cargo" "build" "--target" "x86_64-unknown-linux-gnu" "-j" "9" "--release" "--locked" "--frozen" "--manifest-path" "/var/tmp/portage/dev-lang/rust-1.34.2/work/rustc-1.34.2-src/src/tools/cargo/Cargo.toml" "--message-format" "json"
expected success, got: exit code: 101
Traceback (most recent call last):
  File "./x.py", line 11, in <module>
    bootstrap.main()
  File "/var/tmp/portage/dev-lang/rust-1.34.2/work/rustc-1.34.2-src/src/bootstrap/bootstrap.py", line 838, in main
    bootstrap(help_triggered)
  File "/var/tmp/portage/dev-lang/rust-1.34.2/work/rustc-1.34.2-src/src/bootstrap/bootstrap.py", line 824, in bootstrap
    run(args, env=env, verbose=build.verbose)
  File "/var/tmp/portage/dev-lang/rust-1.34.2/work/rustc-1.34.2-src/src/bootstrap/bootstrap.py", line 141, in run
    raise RuntimeError(err)
RuntimeError: failed to run: /var/tmp/portage/dev-lang/rust-1.34.2/work/rustc-1.34.2-src/build/bootstrap/debug/bootstrap build -v --config=/var/tmp/portage/dev-lang/rust-1.34.2/work/rustc-1.34.2-src/config.toml -j9 --exclude src/tools/miri
 * ERROR: dev-lang/rust-1.34.2::gentoo failed (compile phase):
 *   (no error message)
 *
 * Call stack:
 *     ebuild.sh, line 125:  Called src_compile
 *   environment, line 4189:  Called die
 * The specific snippet of code:
 *       env $(cat "${S}"/config.env) "${EPYTHON}" ./x.py build -v --config="${S}"/config.toml -j$(makeopts_jobs) --exclude src/tools/miri || die
 *
 * If you need support, post the output of `emerge --info '=dev-lang/rust-1.34.2::gentoo'`,
 * the complete build log and the output of `emerge -pqv '=dev-lang/rust-1.34.2::gentoo'`.
 * The complete build log is located at '/var/tmp/portage/dev-lang/rust-1.34.2/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/dev-lang/rust-1.34.2/temp/environment'.
 * Working directory: '/var/tmp/portage/dev-lang/rust-1.34.2/work/rustc-1.34.2-src'
 * S: '/var/tmp/portage/dev-lang/rust-1.34.2/work/rustc-1.34.2-src'

>>> Failed to emerge dev-lang/rust-1.34.2, Log file:

>>>  '/var/tmp/portage/dev-lang/rust-1.34.2/temp/build.log'

 * Messages for package dev-lang/rust-1.34.2:

 * ERROR: dev-lang/rust-1.34.2::gentoo failed (compile phase):
 *   (no error message)
 *
 * Call stack:
 *     ebuild.sh, line 125:  Called src_compile
 *   environment, line 4189:  Called die
 * The specific snippet of code:
 *       env $(cat "${S}"/config.env) "${EPYTHON}" ./x.py build -v --config="${S}"/config.toml -j$(makeopts_jobs) --exclude src/tools/miri || die
 *
 * If you need support, post the output of `emerge --info '=dev-lang/rust-1.34.2::gentoo'`,
 * the complete build log and the output of `emerge -pqv '=dev-lang/rust-1.34.2::gentoo'`.
 * The complete build log is located at '/var/tmp/portage/dev-lang/rust-1.34.2/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/dev-lang/rust-1.34.2/temp/environment'.
 * Working directory: '/var/tmp/portage/dev-lang/rust-1.34.2/work/rustc-1.34.2-src'
 * S: '/var/tmp/portage/dev-lang/rust-1.34.2/work/rustc-1.34.2-src'