[INFO] cloning repository https://github.com/arthas168/proof-of-existence-blockchain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arthas168/proof-of-existence-blockchain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farthas168%2Fproof-of-existence-blockchain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farthas168%2Fproof-of-existence-blockchain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4614e3aaed9e1dea6f7b7cef9b2fea449cb4919d
[INFO] checking arthas168/proof-of-existence-blockchain against master#3645249d79dfb136b5d8de3ce153d19d6698d92d for pr-153975
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farthas168%2Fproof-of-existence-blockchain" "/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/arthas168/proof-of-existence-blockchain
[INFO] finished tweaking git repo https://github.com/arthas168/proof-of-existence-blockchain
[INFO] tweaked toml for git repo https://github.com/arthas168/proof-of-existence-blockchain written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/arthas168/proof-of-existence-blockchain 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/arthas168/proof-of-existence-blockchain 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sp-std v3.0.0
[INFO] [stderr]   Downloaded log v0.4.13
[INFO] [stderr]   Downloaded dyn-clonable v0.9.0
[INFO] [stderr]   Downloaded dyn-clonable-impl v0.9.0
[INFO] [stderr]   Downloaded dyn-clone v1.0.4
[INFO] [stderr]   Downloaded asynchronous-codec v0.5.0
[INFO] [stderr]   Downloaded unsigned-varint v0.5.1
[INFO] [stderr]   Downloaded minicbor-derive v0.6.1
[INFO] [stderr]   Downloaded dns-parser v0.8.0
[INFO] [stderr]   Downloaded safe-mix v1.0.1
[INFO] [stderr]   Downloaded jsonrpc-client-transports v15.1.0
[INFO] [stderr]   Downloaded bincode v1.3.1
[INFO] [stderr]   Downloaded sc-consensus-babe v0.9.0
[INFO] [stderr]   Downloaded directories v3.0.1
[INFO] [stderr]   Downloaded sc-cli v0.9.0
[INFO] [stderr]   Downloaded sp-keyring v3.0.0
[INFO] [stderr]   Downloaded parity-tokio-ipc v0.4.0
[INFO] [stderr]   Downloaded jsonrpc-ipc-server v15.1.0
[INFO] [stderr]   Downloaded nalgebra v0.21.1
[INFO] [stderr]   Downloaded data-encoding-macro-internal v0.1.9
[INFO] [stderr]   Downloaded memmap2 v0.2.1
[INFO] [stderr]   Downloaded pest_meta v2.1.3
[INFO] [stderr]   Downloaded quick-error v2.0.0
[INFO] [stderr]   Downloaded rocksdb v0.15.0
[INFO] [stderr]   Downloaded frame-benchmarking-cli v3.0.0
[INFO] [stderr]   Downloaded pallet-transaction-payment-rpc v3.0.0
[INFO] [stderr]   Downloaded bindgen v0.54.0
[INFO] [stderr]   Downloaded sc-finality-grandpa v0.9.0
[INFO] [stderr]   Downloaded cranelift-codegen-meta v0.69.0
[INFO] [stderr]   Downloaded regalloc v0.0.31
[INFO] [stderr]   Downloaded wast v31.0.0
[INFO] [stderr]   Downloaded cpp_demangle v0.3.2
[INFO] [stderr]   Downloaded parity-ws v0.10.0
[INFO] [stderr]   Downloaded clap v2.33.3
[INFO] [stderr]   Downloaded cranelift-codegen v0.69.0
[INFO] [stderr]   Downloaded sc-client-db v0.9.0
[INFO] [stderr]   Downloaded bstr v0.2.14
[INFO] [stderr]   Downloaded wasmparser v0.71.0
[INFO] [stderr]   Downloaded handlebars v3.5.2
[INFO] [stderr]   Downloaded rand v0.4.6
[INFO] [stderr]   Downloaded rustls v0.18.1
[INFO] [stderr]   Downloaded prost-build v0.7.0
[INFO] [stderr]   Downloaded sc-proposer-metrics v0.9.0
[INFO] [stderr]   Downloaded sc-basic-authorship v0.9.0
[INFO] [stderr]   Downloaded rand v0.3.23
[INFO] [stderr]   Downloaded names v0.11.0
[INFO] [stderr]   Downloaded strum_macros v0.20.1
[INFO] [stderr]   Downloaded strum v0.20.0
[INFO] [stderr]   Downloaded wasmtime v0.22.0
[INFO] [stderr]   Downloaded fdlimit v0.2.1
[INFO] [stderr]   Downloaded rpassword v5.0.1
[INFO] [stderr]   Downloaded nom v5.1.2
[INFO] [stderr]   Downloaded sc-network v0.9.0
[INFO] [stderr]   Downloaded http v0.1.21
[INFO] [stderr]   Downloaded hyper v0.12.35
[INFO] [stderr]   Downloaded pest_generator v2.1.3
[INFO] [stderr]   Downloaded pest_derive v2.1.0
[INFO] [stderr]   Downloaded h2 v0.1.26
[INFO] [stderr]   Downloaded zstd-sys v1.4.18+zstd.1.4.7
[INFO] [stderr]   Downloaded parity-db v0.2.2
[INFO] [stderr] error: failed to parse manifest at `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/parity-db-0.2.2/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: 
    
        Updating crates.io index
     Downloading crates ...
      Downloaded sp-std v3.0.0
      Downloaded log v0.4.13
      Downloaded dyn-clonable v0.9.0
      Downloaded dyn-clonable-impl v0.9.0
      Downloaded dyn-clone v1.0.4
      Downloaded asynchronous-codec v0.5.0
      Downloaded unsigned-varint v0.5.1
      Downloaded minicbor-derive v0.6.1
      Downloaded dns-parser v0.8.0
      Downloaded safe-mix v1.0.1
      Downloaded jsonrpc-client-transports v15.1.0
      Downloaded bincode v1.3.1
      Downloaded sc-consensus-babe v0.9.0
      Downloaded directories v3.0.1
      Downloaded sc-cli v0.9.0
      Downloaded sp-keyring v3.0.0
      Downloaded parity-tokio-ipc v0.4.0
      Downloaded jsonrpc-ipc-server v15.1.0
      Downloaded nalgebra v0.21.1
      Downloaded data-encoding-macro-internal v0.1.9
      Downloaded memmap2 v0.2.1
      Downloaded pest_meta v2.1.3
      Downloaded quick-error v2.0.0
      Downloaded rocksdb v0.15.0
      Downloaded frame-benchmarking-cli v3.0.0
      Downloaded pallet-transaction-payment-rpc v3.0.0
      Downloaded bindgen v0.54.0
      Downloaded sc-finality-grandpa v0.9.0
      Downloaded cranelift-codegen-meta v0.69.0
      Downloaded regalloc v0.0.31
      Downloaded wast v31.0.0
      Downloaded cpp_demangle v0.3.2
      Downloaded parity-ws v0.10.0
      Downloaded clap v2.33.3
      Downloaded cranelift-codegen v0.69.0
      Downloaded sc-client-db v0.9.0
      Downloaded bstr v0.2.14
      Downloaded wasmparser v0.71.0
      Downloaded handlebars v3.5.2
      Downloaded rand v0.4.6
      Downloaded rustls v0.18.1
      Downloaded prost-build v0.7.0
      Downloaded sc-proposer-metrics v0.9.0
      Downloaded sc-basic-authorship v0.9.0
      Downloaded rand v0.3.23
      Downloaded names v0.11.0
      Downloaded strum_macros v0.20.1
      Downloaded strum v0.20.0
      Downloaded wasmtime v0.22.0
      Downloaded fdlimit v0.2.1
      Downloaded rpassword v5.0.1
      Downloaded nom v5.1.2
      Downloaded sc-network v0.9.0
      Downloaded http v0.1.21
      Downloaded hyper v0.12.35
      Downloaded pest_generator v2.1.3
      Downloaded pest_derive v2.1.0
      Downloaded h2 v0.1.26
      Downloaded zstd-sys v1.4.18+zstd.1.4.7
      Downloaded parity-db v0.2.2
    error: failed to parse manifest at `/workspace/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/parity-db-0.2.2/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'