[INFO] cloning repository https://github.com/lochsh/colourblind-helper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lochsh/colourblind-helper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flochsh%2Fcolourblind-helper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flochsh%2Fcolourblind-helper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 122dff0804bddfca2bf25e81c03a4e11e535ea15
[INFO] checking lochsh/colourblind-helper against master#3645249d79dfb136b5d8de3ce153d19d6698d92d for pr-153975
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flochsh%2Fcolourblind-helper" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lochsh/colourblind-helper
[INFO] finished tweaking git repo https://github.com/lochsh/colourblind-helper
[INFO] tweaked toml for git repo https://github.com/lochsh/colourblind-helper written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lochsh/colourblind-helper 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/lochsh/colourblind-helper 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 crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded env_logger v0.3.5
[INFO] [stderr]   Downloaded thread-id v2.0.0
[INFO] [stderr]   Downloaded utf8-ranges v0.1.3
[INFO] [stderr]   Downloaded enum_primitive v0.1.0
[INFO] [stderr]   Downloaded custom_derive v0.1.7
[INFO] [stderr]   Downloaded num_cpus v1.2.0
[INFO] [stderr]   Downloaded bitflags v0.7.0
[INFO] [stderr]   Downloaded num-complex v0.1.35
[INFO] [stderr]   Downloaded num-traits v0.1.36
[INFO] [stderr]   Downloaded deque v0.3.1
[INFO] [stderr]   Downloaded num-integer v0.1.32
[INFO] [stderr]   Downloaded rand v0.3.15
[INFO] [stderr]   Downloaded conv v0.3.3
[INFO] [stderr]   Downloaded num-bigint v0.1.35
[INFO] [stderr]   Downloaded rustc-serialize v0.3.19
[INFO] [stderr]   Downloaded rayon v0.5.0
[INFO] [stderr]   Downloaded itertools v0.5.8
[INFO] [stderr]   Downloaded image v0.10.4
[INFO] [stderr]   Downloaded itertools v0.4.19
[INFO] [stderr]   Downloaded nalgebra v0.5.1
[INFO] [stderr] error: failed to parse manifest at `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nalgebra-0.5.1/Cargo.toml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   dependency (quickcheck) specified without providing a local path, Git repository, version, or workspace dependency to use


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 crates.io index
     Downloading crates ...
      Downloaded env_logger v0.3.5
      Downloaded thread-id v2.0.0
      Downloaded utf8-ranges v0.1.3
      Downloaded enum_primitive v0.1.0
      Downloaded custom_derive v0.1.7
      Downloaded num_cpus v1.2.0
      Downloaded bitflags v0.7.0
      Downloaded num-complex v0.1.35
      Downloaded num-traits v0.1.36
      Downloaded deque v0.3.1
      Downloaded num-integer v0.1.32
      Downloaded rand v0.3.15
      Downloaded conv v0.3.3
      Downloaded num-bigint v0.1.35
      Downloaded rustc-serialize v0.3.19
      Downloaded rayon v0.5.0
      Downloaded itertools v0.5.8
      Downloaded image v0.10.4
      Downloaded itertools v0.4.19
      Downloaded nalgebra v0.5.1
    error: failed to parse manifest at `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nalgebra-0.5.1/Cargo.toml`
    
    Caused by:
      dependency (quickcheck) specified without providing a local path, Git repository, version, or workspace dependency to use