[INFO] cloning repository https://github.com/whodidthis/gfx-rs-testing
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/whodidthis/gfx-rs-testing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhodidthis%2Fgfx-rs-testing", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhodidthis%2Fgfx-rs-testing'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 54f0c8e9421bdce086a5f43784a4ef8f2805ef67
[INFO] checking whodidthis/gfx-rs-testing against master#f00b02e6bbe63707503f058fb87cc3e2b25991ac for pr-125596
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhodidthis%2Fgfx-rs-testing" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/whodidthis/gfx-rs-testing on toolchain f00b02e6bbe63707503f058fb87cc3e2b25991ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f00b02e6bbe63707503f058fb87cc3e2b25991ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/whodidthis/gfx-rs-testing
[INFO] finished tweaking git repo https://github.com/whodidthis/gfx-rs-testing
[INFO] tweaked toml for git repo https://github.com/whodidthis/gfx-rs-testing written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/whodidthis/gfx-rs-testing already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f00b02e6bbe63707503f058fb87cc3e2b25991ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dlib v0.3.0
[INFO] [stderr]   Downloaded wayland-sys v0.5.9
[INFO] [stderr]   Downloaded fs2 v0.2.3
[INFO] [stderr]   Downloaded wayland-kbd v0.3.5
[INFO] [stderr]   Downloaded cgl v0.1.4
[INFO] [stderr]   Downloaded shared_library v0.1.4
[INFO] [stderr]   Downloaded glutin v0.4.9
[INFO] [stderr]   Downloaded rustc-serialize v0.3.18
[INFO] [stderr]   Downloaded gfx v0.9.1
[INFO] [stderr]   Downloaded num v0.1.31
[INFO] [stderr]   Downloaded gfx_core v0.1.2
[INFO] [stderr]   Downloaded draw_state v0.3.0
[INFO] [stderr]   Downloaded gfx_gl v0.3.0
[INFO] [stderr]   Downloaded gfx_device_gl v0.8.2
[INFO] [stderr]   Downloaded gleam v0.2.8
[INFO] [stderr]   Downloaded cocoa v0.2.5
[INFO] [stderr]   Downloaded serde v0.7.0
[INFO] [stderr]   Downloaded core-graphics v0.3.0
[INFO] [stderr]   Downloaded winapi v0.2.6
[INFO] [stderr]   Downloaded wayland-client v0.5.9
[INFO] [stderr]   Downloaded x11-dl v2.3.1
[INFO] [stderr]   Downloaded gfx_window_glutin v0.9.1
[INFO] [stderr]   Downloaded cgmath v0.7.0
[INFO] [stderr] error: failed to parse manifest at `/workspace/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/cgmath-0.7.0/Cargo.toml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   dependency (rustc-serialize) specified without providing a local path, Git repository, version, or workspace dependency to use
[ERROR] this task or one of its parent failed!
[ERROR] command failed: exit status: 101
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.