[INFO] cloning repository https://github.com/indirect/matasano_challenges
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/indirect/matasano_challenges" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Findirect%2Fmatasano_challenges", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Findirect%2Fmatasano_challenges'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 77f64748c4668f83b45a7b05ac617369fb5e5062
[INFO] checking indirect/matasano_challenges against master#3645249d79dfb136b5d8de3ce153d19d6698d92d for pr-153975
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Findirect%2Fmatasano_challenges" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/indirect/matasano_challenges
[INFO] finished tweaking git repo https://github.com/indirect/matasano_challenges
[INFO] tweaked toml for git repo https://github.com/indirect/matasano_challenges written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/indirect/matasano_challenges 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/indirect/matasano_challenges 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]     Updating git repository `https://github.com/sfackler/rust-openssl`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pkg-config v0.1.4
[INFO] [stderr]   Downloaded pnacl-build-helper v1.1.0
[INFO] [stderr]   Downloaded rustc-serialize v0.2.7
[INFO] [stderr]   Downloaded libressl-pnacl-sys v2.1.3
[INFO] [stderr] error: failed to parse manifest at `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/libressl-pnacl-sys-2.1.3/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`
        Updating git repository `https://github.com/sfackler/rust-openssl`
        Updating crates.io index
     Downloading crates ...
      Downloaded pkg-config v0.1.4
      Downloaded pnacl-build-helper v1.1.0
      Downloaded rustc-serialize v0.2.7
      Downloaded libressl-pnacl-sys v2.1.3
    error: failed to parse manifest at `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/libressl-pnacl-sys-2.1.3/Cargo.toml`
    
    Caused by:
      library target names cannot contain hyphens: libressl-pnacl-sys