xargo-steed_issue

Socrates:hello-world3 bRad$ lld
lld is a generic driver.
Invoke ld.lld (Unix), ld (macOS) or lld-link (Windows) instead.


Socrates:hello-world3 bRad$ ld -v
@(#)PROGRAM:ld  PROJECT:ld64-278.4
configured to support archs: armv6 armv7 armv7s arm64 i386 x86_64 x86_64h armv6m armv7k armv7m armv7em (tvOS)
LTO support using: LLVM version 8.1.0, (clang-802.0.41)
TAPI support using: Apple TAPI version 1.33.11


Socrates:hello-world3 bRad$ ld.lld --version
LLD 5.0.0


Socrates:hello-world3 bRad$ rustup show
Default host: x86_64-apple-darwin

installed toolchains
--------------------

stable-x86_64-apple-darwin
nightly-x86_64-apple-darwin (default)

installed targets for active toolchain
--------------------------------------

armv7-unknown-linux-gnueabihf
x86_64-apple-darwin

active toolchain
----------------

nightly-x86_64-apple-darwin (default)
rustc 1.18.0-nightly (452bf0852 2017-04-19)


Socrates:hello-world3 bRad$ cargo install xargo
    Updating registry `https://github.com/rust-lang/crates.io-index`
  Installing xargo v0.3.6
error: binary `xargo` already exists in destination as part of `xargo v0.3.6`
Add --force to overwrite


Socrates:hello-world3 bRad$ curl -LO https://raw.githubusercontent.com/japaric/steed/master/docker/armv7-unknown-linux-steedeabihf.json
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100   782  100   782    0     0   1038      0 --:--:-- --:--:-- --:--:--  1434


Socrates:hello-world3 bRad$ cat armv7-unknown-linux-steedeabihf.json
{
    "abi-blacklist": [
        "stdcall",
        "fastcall",
        "vectorcall",
        "win64",
        "sysv64"
    ],
    "arch": "arm",
    "data-layout": "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64",
    "env": "steed",
    "executables": true,
    "features": "+v7,+vfp3,+d16,+thumb2,-neon",
    "has-elf-tls": true,
    "linker": "ld.lld",
    "linker-flavor": "ld",
    "llvm-target": "armv7-unknown-linux-eabihf",
    "max-atomic-width": 64,
    "os": "linux",
    "panic-strategy": "abort",
    "pre-link-args": {
        "gcc": [
            "-Wl,--as-needed",
            "-Wl,-z,noexecstack",
            "-nostartfiles"
        ]
    },
    "target-endian": "little",
    "target-family": "unix",
    "target-pointer-width": "32",
    "vendor": "unknown"
}


Socrates:hello-world3 bRad$ xargo build --bin hello-world3 --target armv7-unknown-linux-steedeabihf
error: failed to run `rustc` to learn about target-specific information

To learn more, run the command again with --verbose.
error: `"cargo" "build" "--release" "--manifest-path" "/var/folders/4f/s_wvdrd15ljdywkl0tcp25r00000gp/T/xargo.ouXA0l2gIqCc/Cargo.toml" "--target" "armv7-unknown-linux-steedeabihf" "-p" "core"` failed with exit code: Some(101)
note: run with `RUST_BACKTRACE=1` for a backtrace


Socrates:hello-world3 bRad$ rustup target list
aarch64-apple-ios
aarch64-linux-android
aarch64-unknown-fuchsia
aarch64-unknown-linux-gnu
arm-linux-androideabi
arm-unknown-linux-gnueabi
arm-unknown-linux-gnueabihf
arm-unknown-linux-musleabi
arm-unknown-linux-musleabihf
armv7-apple-ios
armv7-linux-androideabi
armv7-unknown-linux-gnueabihf (installed)
armv7-unknown-linux-musleabihf
armv7s-apple-ios
asmjs-unknown-emscripten
i386-apple-ios
i586-pc-windows-msvc
i586-unknown-linux-gnu
i686-apple-darwin
i686-linux-android
i686-pc-windows-gnu
i686-pc-windows-msvc
i686-unknown-freebsd
i686-unknown-linux-gnu
i686-unknown-linux-musl
mips-unknown-linux-gnu
mips-unknown-linux-musl
mips64-unknown-linux-gnuabi64
mips64el-unknown-linux-gnuabi64
mipsel-unknown-linux-gnu
mipsel-unknown-linux-musl
powerpc-unknown-linux-gnu
powerpc64-unknown-linux-gnu
powerpc64le-unknown-linux-gnu
s390x-unknown-linux-gnu
sparc64-unknown-linux-gnu
wasm32-unknown-emscripten
x86_64-apple-darwin (default)
x86_64-apple-ios
x86_64-pc-windows-gnu
x86_64-pc-windows-msvc
x86_64-rumprun-netbsd
x86_64-unknown-freebsd
x86_64-unknown-fuchsia
x86_64-unknown-linux-gnu
x86_64-unknown-linux-musl
x86_64-unknown-netbsd


Socrates:hello-world3 bRad$ rustc --version
rustc 1.18.0-nightly (452bf0852 2017-04-19)


Socrates:hello-world3 bRad$