[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#9bfa31f632912180dc742809bcc51a97f2d7079d for pr-140151
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farthas168%2Fproof-of-existence-blockchain" "/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/arthas168/proof-of-existence-blockchain on toolchain 9bfa31f632912180dc742809bcc51a97f2d7079d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9bfa31f632912180dc742809bcc51a97f2d7079d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-4-tc1/source/Cargo.toml
[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" "+9bfa31f632912180dc742809bcc51a97f2d7079d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded parity-scale-codec-derive v2.0.0
[INFO] [stderr]   Downloaded futures-task v0.3.11
[INFO] [stderr]   Downloaded data-encoding-macro v0.1.10
[INFO] [stderr]   Downloaded wat v1.0.32
[INFO] [stderr]   Downloaded futures-sink v0.3.11
[INFO] [stderr]   Downloaded trie-db v0.22.2
[INFO] [stderr]   Downloaded fs-swap v0.2.5
[INFO] [stderr]   Downloaded lru v0.6.3
[INFO] [stderr]   Downloaded linregress v0.4.0
[INFO] [stderr]   Downloaded memmap2 v0.2.1
[INFO] [stderr]   Downloaded kvdb-rocksdb v0.11.0
[INFO] [stderr]   Downloaded futures-io v0.3.11
[INFO] [stderr]   Downloaded async-io v1.3.1
[INFO] [stderr]   Downloaded handlebars v3.5.2
[INFO] [stderr]   Downloaded wast v31.0.0
[INFO] [stderr]   Downloaded libp2p-kad v0.28.0
[INFO] [stderr]   Downloaded statrs v0.12.0
[INFO] [stderr]   Downloaded x25519-dalek v1.1.0
[INFO] [stderr]   Downloaded libp2p-core v0.27.0
[INFO] [stderr]   Downloaded futures-util v0.3.11
[INFO] [stderr]   Downloaded futures-channel v0.3.11
[INFO] [stderr]   Downloaded futures-core v0.3.11
[INFO] [stderr]   Downloaded futures v0.3.11
[INFO] [stderr]   Downloaded parity-scale-codec v2.0.0
[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'


command failed: exit status: 101

 Downloading crates ...
  Downloaded parity-scale-codec-derive v2.0.0
  Downloaded futures-task v0.3.11
  Downloaded data-encoding-macro v0.1.10
  Downloaded wat v1.0.32
  Downloaded futures-sink v0.3.11
  Downloaded trie-db v0.22.2
  Downloaded fs-swap v0.2.5
  Downloaded lru v0.6.3
  Downloaded linregress v0.4.0
  Downloaded memmap2 v0.2.1
  Downloaded kvdb-rocksdb v0.11.0
  Downloaded futures-io v0.3.11
  Downloaded async-io v1.3.1
  Downloaded handlebars v3.5.2
  Downloaded wast v31.0.0
  Downloaded libp2p-kad v0.28.0
  Downloaded statrs v0.12.0
  Downloaded x25519-dalek v1.1.0
  Downloaded libp2p-core v0.27.0
  Downloaded futures-util v0.3.11
  Downloaded futures-channel v0.3.11
  Downloaded futures-core v0.3.11
  Downloaded futures v0.3.11
  Downloaded parity-scale-codec v2.0.0
  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'