[INFO] cloning repository https://github.com/konrads/substrate-exercise-1-and-2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/konrads/substrate-exercise-1-and-2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkonrads%2Fsubstrate-exercise-1-and-2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkonrads%2Fsubstrate-exercise-1-and-2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 258fcceb78281f273176eb65202ab7cee48a96f6
[INFO] checking konrads/substrate-exercise-1-and-2 against master#3645249d79dfb136b5d8de3ce153d19d6698d92d for pr-153975
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkonrads%2Fsubstrate-exercise-1-and-2" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/konrads/substrate-exercise-1-and-2
[INFO] finished tweaking git repo https://github.com/konrads/substrate-exercise-1-and-2
[INFO] tweaked toml for git repo https://github.com/konrads/substrate-exercise-1-and-2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/konrads/substrate-exercise-1-and-2 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/konrads/substrate-exercise-1-and-2 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]  Downloading crates ...
[INFO] [stderr]   Downloaded parity-scale-codec-derive v2.0.1
[INFO] [stderr]   Downloaded byte-slice-cast v1.0.0
[INFO] [stderr]   Downloaded sp-std v3.0.0
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.72
[INFO] [stderr]   Downloaded parity-util-mem-derive v0.1.0
[INFO] [stderr]   Downloaded impl-codec v0.5.0
[INFO] [stderr]   Downloaded async-trait v0.1.48
[INFO] [stderr]   Downloaded wasm-gc-api v0.1.11
[INFO] [stderr]   Downloaded libp2p-yamux v0.30.1
[INFO] [stderr]   Downloaded signature v1.3.0
[INFO] [stderr]   Downloaded frame-support-procedural-tools v3.0.0
[INFO] [stderr]   Downloaded minicbor v0.7.2
[INFO] [stderr]   Downloaded multistream-select v0.10.2
[INFO] [stderr]   Downloaded libp2p-tcp v0.27.1
[INFO] [stderr]   Downloaded sp-consensus-aura v0.9.0
[INFO] [stderr]   Downloaded minicbor-derive v0.6.2
[INFO] [stderr]   Downloaded sc-consensus v0.9.0
[INFO] [stderr]   Downloaded syn v1.0.65
[INFO] [stderr]   Downloaded names v0.11.0
[INFO] [stderr]   Downloaded pdqselect v0.1.0
[INFO] [stderr]   Downloaded erased-serde v0.3.13
[INFO] [stderr]   Downloaded parity-db v0.2.3
[INFO] [stderr] error: failed to parse manifest at `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/parity-db-0.2.3/Cargo.toml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to parse the version requirement `0.11	` for dependency `parking_lot`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   expected comma after minor version number, found '\t'


overridden task result to prepare-fail:unknown

Caused by:
    broken dependencies: 
    
     Downloading crates ...
      Downloaded parity-scale-codec-derive v2.0.1
      Downloaded byte-slice-cast v1.0.0
      Downloaded sp-std v3.0.0
      Downloaded wasm-bindgen-shared v0.2.72
      Downloaded parity-util-mem-derive v0.1.0
      Downloaded impl-codec v0.5.0
      Downloaded async-trait v0.1.48
      Downloaded wasm-gc-api v0.1.11
      Downloaded libp2p-yamux v0.30.1
      Downloaded signature v1.3.0
      Downloaded frame-support-procedural-tools v3.0.0
      Downloaded minicbor v0.7.2
      Downloaded multistream-select v0.10.2
      Downloaded libp2p-tcp v0.27.1
      Downloaded sp-consensus-aura v0.9.0
      Downloaded minicbor-derive v0.6.2
      Downloaded sc-consensus v0.9.0
      Downloaded syn v1.0.65
      Downloaded names v0.11.0
      Downloaded pdqselect v0.1.0
      Downloaded erased-serde v0.3.13
      Downloaded parity-db v0.2.3
    error: failed to parse manifest at `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/parity-db-0.2.3/Cargo.toml`
    
    Caused by:
      failed to parse the version requirement `0.11	` for dependency `parking_lot`
    
    Caused by:
      expected comma after minor version number, found '\t'