Nightly doesn't install on OS X 10.7 Lion

[serpis]

Running the install command from the guide gives the following error

$ curl -s https://static.rust-lang.org/rustup.sh | sudo shrustup: CFG_CURL             := /usr/bin/curl (curl 7.21.4 (universal-apple-darwin11.0) libcurl/7.21.4 OpenSSL/0.9.8z zlib/1.2.5)
rustup: 
rustup: processing sh args
rustup: 
rustup: CFG_PREFIX           :=  
rustup: 
rustup: validating sh args
rustup: 
rustup: host triple: x86_64-apple-darwin
rustup: downloading rust installer
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100 97.0M  100 97.0M    0     0  6787k      0  0:00:14  0:00:14 --:--:-- 6716k
rustup: downloading cargo installer
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100 2333k  100 2333k    0     0  3800k      0 --:--:-- --:--:-- --:--:-- 3882k
install: looking for install programs
install: found mkdir
install: found printf
install: found cut
install: found grep
install: found uname
install: found tr
install: found sed
install: 
install: processing ./rustup-tmp-install/rust-nightly-x86_64-apple-darwin/install.sh args
install: 
install: CFG_PREFIX           := /usr/local 
install: CFG_LIBDIR           := /usr/local/lib 
install: CFG_MANDIR           := /usr/local/share/man 
install: 
install: validating ./rustup-tmp-install/rust-nightly-x86_64-apple-darwin/install.sh args
install: 
install: verifying platform can run binaries
./rustup-tmp-install/rust-nightly-x86_64-apple-darwin/install.sh: line 343:  1339 Segmentation fault: 11  "${CFG_SRC_DIR}/bin/rustc" --version > /dev/null
install: error: can't execute rustc binary on this platform
rustup: error: failed to install Rust

[brson]

The build infrastructure was misconfigured last week and likely produced the nightly on the wrong bot. Should be fixed by with the next nightly.

[brson]

The most recent snap is also incompatible. Going to require some heroics to straighten out.

[brson]

Should be fixed.

[serpis]

Nice, the install script installs rust now. However, cargo doesn't:

...
...
install: verifying installed binaries are executable

    Rust is ready to roll.

rustup: Extracting cargo-nightly-x86_64-apple-darwin.tar.gz
x cargo-nightly-x86_64-apple-darwin/
x cargo-nightly-x86_64-apple-darwin/bin/
x cargo-nightly-x86_64-apple-darwin/etc/
x cargo-nightly-x86_64-apple-darwin/install.sh
x cargo-nightly-x86_64-apple-darwin/lib/
x cargo-nightly-x86_64-apple-darwin/LICENSE-APACHE
x cargo-nightly-x86_64-apple-darwin/LICENSE-MIT
x cargo-nightly-x86_64-apple-darwin/LICENSE-THIRD-PARTY
x cargo-nightly-x86_64-apple-darwin/README.md
x cargo-nightly-x86_64-apple-darwin/share/
x cargo-nightly-x86_64-apple-darwin/share/doc/
x cargo-nightly-x86_64-apple-darwin/share/man/
x cargo-nightly-x86_64-apple-darwin/share/zsh/
x cargo-nightly-x86_64-apple-darwin/share/zsh/site-functions/
x cargo-nightly-x86_64-apple-darwin/share/zsh/site-functions/_cargo
x cargo-nightly-x86_64-apple-darwin/share/man/man1/
x cargo-nightly-x86_64-apple-darwin/share/man/man1/cargo.1
x cargo-nightly-x86_64-apple-darwin/share/doc/cargo/
x cargo-nightly-x86_64-apple-darwin/share/doc/cargo/LICENSE-APACHE
x cargo-nightly-x86_64-apple-darwin/share/doc/cargo/LICENSE-MIT
x cargo-nightly-x86_64-apple-darwin/share/doc/cargo/LICENSE-THIRD-PARTY
x cargo-nightly-x86_64-apple-darwin/share/doc/cargo/README.md
x cargo-nightly-x86_64-apple-darwin/lib/cargo/
x cargo-nightly-x86_64-apple-darwin/lib/cargo/manifest.in
x cargo-nightly-x86_64-apple-darwin/etc/bash_completion.d/
x cargo-nightly-x86_64-apple-darwin/etc/bash_completion.d/cargo
x cargo-nightly-x86_64-apple-darwin/bin/cargo
install: looking for install programs
install: found mkdir
install: found printf
install: found cut
install: found grep
install: found uname
install: found tr
install: found sed
install: 
install: processing ./rustup-tmp-install/cargo-nightly-x86_64-apple-darwin/install.sh args
install: 
install: CFG_DESTDIR          :=  
install: CFG_PREFIX           := /usr/local 
install: CFG_LIBDIR           := /usr/local/lib 
install: CFG_MANDIR           := /usr/local/share/man 
install: 
install: validating ./rustup-tmp-install/cargo-nightly-x86_64-apple-darwin/install.sh args
install: 
install: verifying platform can run binaries
./rustup-tmp-install/cargo-nightly-x86_64-apple-darwin/install.sh: line 314:  2742 Segmentation fault: 11  "${CFG_SRC_DIR}/bin/cargo" -V 2> /dev/null
install: error: can't execute cargo binary on this platform
rustup: error: failed to install Rust