[INFO] cloning repository https://github.com/mkpankov/shurik
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mkpankov/shurik" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkpankov%2Fshurik", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkpankov%2Fshurik'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 87a4dccd968cc06d751ecae0fbffc3cc8e4d31c1
[INFO] checking mkpankov/shurik against master#30662530506ed29ea29191798cb2ab8aa1249023 for pr-120227
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkpankov%2Fshurik" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mkpankov/shurik on toolchain 30662530506ed29ea29191798cb2ab8aa1249023
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30662530506ed29ea29191798cb2ab8aa1249023" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mkpankov/shurik
[INFO] finished tweaking git repo https://github.com/mkpankov/shurik
[INFO] tweaked toml for git repo https://github.com/mkpankov/shurik written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/mkpankov/shurik 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" "+30662530506ed29ea29191798cb2ab8aa1249023" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_json v0.6.0
[INFO] [stderr]   Downloaded aho-corasick v0.5.1
[INFO] [stderr]   Downloaded ansi_term v0.6.3
[INFO] [stderr]   Downloaded strsim v0.4.0
[INFO] [stderr]   Downloaded log v0.3.3
[INFO] [stderr]   Downloaded regex-syntax v0.3.1
[INFO] [stderr]   Downloaded url v0.2.37
[INFO] [stderr]   Downloaded httparse v1.0.0
[INFO] [stderr]   Downloaded unicase v1.0.1
[INFO] [stderr]   Downloaded mime v0.1.0
[INFO] [stderr]   Downloaded router v0.0.15
[INFO] [stderr]   Downloaded num_cpus v0.2.7
[INFO] [stderr]   Downloaded serde v0.6.1
[INFO] [stderr]   Downloaded iron v0.2.4
[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-0.2.4/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.