[INFO] cloning repository https://github.com/hubris-lang/hubris
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hubris-lang/hubris" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhubris-lang%2Fhubris", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhubris-lang%2Fhubris'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0333d4d26b7d66924acfe065c94d914e0ba011e4
[INFO] checking hubris-lang/hubris against master#158f00a1c5175648af6f6099b075f78d1d014a28 for pr-121251
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhubris-lang%2Fhubris" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hubris-lang/hubris on toolchain 158f00a1c5175648af6f6099b075f78d1d014a28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hubris-lang/hubris
[INFO] finished tweaking git repo https://github.com/hubris-lang/hubris
[INFO] tweaked toml for git repo https://github.com/hubris-lang/hubris written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/hubris-lang/hubris 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" "+158f00a1c5175648af6f6099b075f78d1d014a28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/hubris-lang/llvm-sys.rs`
[INFO] [stderr]     Updating git repository `https://github.com/hubris-lang/pretty`
[INFO] [stderr]     Updating git repository `https://github.com/hubris-lang/rust-readline`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded log v0.3.5
[INFO] [stderr]   Downloaded env_logger v0.3.2
[INFO] [stderr]   Downloaded atty v0.1.2
[INFO] [stderr]   Downloaded route-recognizer v0.1.11
[INFO] [stderr]   Downloaded mime v0.2.0
[INFO] [stderr]   Downloaded mime v0.1.3
[INFO] [stderr]   Downloaded num_cpus v0.2.11
[INFO] [stderr]   Downloaded lalrpop-intern v0.11.0
[INFO] [stderr]   Downloaded regex v0.1.58
[INFO] [stderr]   Downloaded router v0.1.1
[INFO] [stderr]   Downloaded docopt v0.6.78
[INFO] [stderr]   Downloaded itertools v0.4.11
[INFO] [stderr]   Downloaded cookie v0.2.2
[INFO] [stderr]   Downloaded hyper v0.8.0
[INFO] [stderr]   Downloaded regex-syntax v0.2.5
[INFO] [stderr]   Downloaded hyper v0.7.2
[INFO] [stderr]   Downloaded httparse v1.1.1
[INFO] [stderr]   Downloaded serde v0.7.0
[INFO] [stderr]   Downloaded serde v0.6.15
[INFO] [stderr]   Downloaded serde_json v0.7.0
[INFO] [stderr]   Downloaded kernel32-sys v0.2.1
[INFO] [stderr]   Downloaded iron v0.2.6
[INFO] [stderr] error: failed to download replaced source registry `crates-io`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to parse manifest at `/workspace/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/iron-0.2.6/Cargo.toml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to parse the version requirement `0.2*` for dependency `plugin`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   expected comma after minor version number, found '*'
[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.
