[INFO] cloning repository https://github.com/ceikit/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/ceikit/exercise-1-and-2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fceikit%2Fexercise-1-and-2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fceikit%2Fexercise-1-and-2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0293ec263c55f5d5bbde6b57afc414ee0cdf9974
[INFO] checking ceikit/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%2Fceikit%2Fexercise-1-and-2" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ceikit/exercise-1-and-2
[INFO] finished tweaking git repo https://github.com/ceikit/exercise-1-and-2
[INFO] tweaked toml for git repo https://github.com/ceikit/exercise-1-and-2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ceikit/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/ceikit/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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tracing-core v0.1.17
[INFO] [stderr]   Downloaded hmac v0.7.1
[INFO] [stderr]   Downloaded base58 v0.1.0
[INFO] [stderr]   Downloaded sp-panic-handler v3.0.0
[INFO] [stderr]   Downloaded unsigned-varint v0.7.0
[INFO] [stderr]   Downloaded yamux v0.8.1
[INFO] [stderr]   Downloaded blake2s_simd v0.5.11
[INFO] [stderr]   Downloaded if-watch v0.1.8
[INFO] [stderr]   Downloaded libp2p-mplex v0.27.1
[INFO] [stderr]   Downloaded pallet-aura v3.0.0
[INFO] [stderr]   Downloaded sc-transaction-graph v3.0.0
[INFO] [stderr]   Downloaded want v0.2.0
[INFO] [stderr]   Downloaded rpassword v5.0.1
[INFO] [stderr]   Downloaded quick-error v2.0.0
[INFO] [stderr]   Downloaded hyper v0.12.36
[INFO] [stderr]   Downloaded jsonrpc-server-utils v15.1.0
[INFO] [stderr]   Downloaded h2 v0.1.26
[INFO] [stderr]   Downloaded tokio-uds v0.2.7
[INFO] [stderr]   Downloaded sc-chain-spec v3.0.0
[INFO] [stderr]   Downloaded sc-basic-authorship v0.9.0
[INFO] [stderr]   Downloaded rand v0.3.23
[INFO] [stderr]   Downloaded crossbeam-channel v0.5.0
[INFO] [stderr]   Downloaded handlebars v3.5.4
[INFO] [stderr]   Downloaded sc-finality-grandpa v0.9.0
[INFO] [stderr]   Downloaded nom v5.1.2
[INFO] [stderr]   Downloaded sc-client-db v0.9.0
[INFO] [stderr]   Downloaded rustls v0.18.1
[INFO] [stderr]   Downloaded sc-network v0.9.0
[INFO] [stderr]   Downloaded tokio v0.1.22
[INFO] [stderr]   Downloaded parity-ws v0.10.0
[INFO] [stderr]   Downloaded rayon v1.5.0
[INFO] [stderr]   Downloaded rocksdb v0.15.0
[INFO] [stderr]   Downloaded object v0.22.0
[INFO] [stderr]   Downloaded rand v0.4.6
[INFO] [stderr]   Downloaded bindgen v0.54.0
[INFO] [stderr]   Downloaded async-executor v1.4.0
[INFO] [stderr]   Downloaded cranelift-codegen-meta v0.69.0
[INFO] [stderr]   Downloaded fdlimit v0.2.1
[INFO] [stderr]   Downloaded libp2p-swarm v0.27.2
[INFO] [stderr]   Downloaded sc-network-gossip v0.9.0
[INFO] [stderr]   Downloaded sp-consensus-vrf v0.9.0
[INFO] [stderr]   Downloaded sp-consensus-babe v0.9.0
[INFO] [stderr]   Downloaded kvdb-memorydb v0.9.0
[INFO] [stderr]   Downloaded cexpr v0.4.0
[INFO] [stderr]   Downloaded libloading v0.5.2
[INFO] [stderr]   Downloaded clang-sys v0.29.3
[INFO] [stderr]   Downloaded shlex v0.1.1
[INFO] [stderr]   Downloaded which v3.1.1
[INFO] [stderr]   Downloaded kvdb-rocksdb v0.11.0
[INFO] [stderr]   Downloaded memmap2 v0.2.1
[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: 
    
        Updating crates.io index
     Downloading crates ...
      Downloaded tracing-core v0.1.17
      Downloaded hmac v0.7.1
      Downloaded base58 v0.1.0
      Downloaded sp-panic-handler v3.0.0
      Downloaded unsigned-varint v0.7.0
      Downloaded yamux v0.8.1
      Downloaded blake2s_simd v0.5.11
      Downloaded if-watch v0.1.8
      Downloaded libp2p-mplex v0.27.1
      Downloaded pallet-aura v3.0.0
      Downloaded sc-transaction-graph v3.0.0
      Downloaded want v0.2.0
      Downloaded rpassword v5.0.1
      Downloaded quick-error v2.0.0
      Downloaded hyper v0.12.36
      Downloaded jsonrpc-server-utils v15.1.0
      Downloaded h2 v0.1.26
      Downloaded tokio-uds v0.2.7
      Downloaded sc-chain-spec v3.0.0
      Downloaded sc-basic-authorship v0.9.0
      Downloaded rand v0.3.23
      Downloaded crossbeam-channel v0.5.0
      Downloaded handlebars v3.5.4
      Downloaded sc-finality-grandpa v0.9.0
      Downloaded nom v5.1.2
      Downloaded sc-client-db v0.9.0
      Downloaded rustls v0.18.1
      Downloaded sc-network v0.9.0
      Downloaded tokio v0.1.22
      Downloaded parity-ws v0.10.0
      Downloaded rayon v1.5.0
      Downloaded rocksdb v0.15.0
      Downloaded object v0.22.0
      Downloaded rand v0.4.6
      Downloaded bindgen v0.54.0
      Downloaded async-executor v1.4.0
      Downloaded cranelift-codegen-meta v0.69.0
      Downloaded fdlimit v0.2.1
      Downloaded libp2p-swarm v0.27.2
      Downloaded sc-network-gossip v0.9.0
      Downloaded sp-consensus-vrf v0.9.0
      Downloaded sp-consensus-babe v0.9.0
      Downloaded kvdb-memorydb v0.9.0
      Downloaded cexpr v0.4.0
      Downloaded libloading v0.5.2
      Downloaded clang-sys v0.29.3
      Downloaded shlex v0.1.1
      Downloaded which v3.1.1
      Downloaded kvdb-rocksdb v0.11.0
      Downloaded memmap2 v0.2.1
      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'