[INFO] cloning repository https://github.com/rahcola/rustcafe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rahcola/rustcafe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frahcola%2Frustcafe", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frahcola%2Frustcafe'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 451ec5a60db45b6afb1fbe31404c6089ae631d03
[INFO] checking rahcola/rustcafe against master#3645249d79dfb136b5d8de3ce153d19d6698d92d for pr-153975
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frahcola%2Frustcafe" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rahcola/rustcafe
[INFO] finished tweaking git repo https://github.com/rahcola/rustcafe
[INFO] tweaked toml for git repo https://github.com/rahcola/rustcafe written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rahcola/rustcafe on toolchain 3645249d79dfb136b5d8de3ce153d19d6698d92d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3645249d79dfb136b5d8de3ce153d19d6698d92d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rahcola/rustcafe 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" "+3645249d79dfb136b5d8de3ce153d19d6698d92d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded url v0.2.23
[INFO] [stderr]   Downloaded cookie v0.1.14
[INFO] [stderr]   Downloaded docopt v0.6.47
[INFO] [stderr]   Downloaded pnacl-build-helper v1.3.2
[INFO] [stderr]   Downloaded hyper v0.3.0
[INFO] [stderr]   Downloaded pkg-config v0.3.1
[INFO] [stderr]   Downloaded chrono v0.2.5
[INFO] [stderr]   Downloaded libc v0.1.2
[INFO] [stderr]   Downloaded log v0.2.5
[INFO] [stderr]   Downloaded openssl-sys v0.5.1
[INFO] [stderr]   Downloaded openssl v0.5.1
[INFO] [stderr]   Downloaded time v0.1.19
[INFO] [stderr]   Downloaded matches v0.1.2
[INFO] [stderr]   Downloaded rustc-serialize v0.3.1
[INFO] [stderr]   Downloaded gcc v0.3.1
[INFO] [stderr]   Downloaded libressl-pnacl-sys v2.1.4
[INFO] [stderr] error: failed to parse manifest at `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/libressl-pnacl-sys-2.1.4/Cargo.toml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   library target names cannot contain hyphens: libressl-pnacl-sys


overridden task result to prepare-fail:unknown

Caused by:
    broken dependencies: 
    
    warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
        Blocking waiting for file lock on package cache
        Updating crates.io index
        Blocking waiting for file lock on package cache
     Downloading crates ...
      Downloaded url v0.2.23
      Downloaded cookie v0.1.14
      Downloaded docopt v0.6.47
      Downloaded pnacl-build-helper v1.3.2
      Downloaded hyper v0.3.0
      Downloaded pkg-config v0.3.1
      Downloaded chrono v0.2.5
      Downloaded libc v0.1.2
      Downloaded log v0.2.5
      Downloaded openssl-sys v0.5.1
      Downloaded openssl v0.5.1
      Downloaded time v0.1.19
      Downloaded matches v0.1.2
      Downloaded rustc-serialize v0.3.1
      Downloaded gcc v0.3.1
      Downloaded libressl-pnacl-sys v2.1.4
    error: failed to parse manifest at `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/libressl-pnacl-sys-2.1.4/Cargo.toml`
    
    Caused by:
      library target names cannot contain hyphens: libressl-pnacl-sys