[INFO] cloning repository https://github.com/tomwildcat9/exercise-3
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tomwildcat9/exercise-3" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomwildcat9%2Fexercise-3", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomwildcat9%2Fexercise-3'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 093fee209c6198be874d66831fbcdcd638d393d4
[INFO] checking tomwildcat9/exercise-3 against master#3645249d79dfb136b5d8de3ce153d19d6698d92d for pr-153975
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomwildcat9%2Fexercise-3" "/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/tomwildcat9/exercise-3
[INFO] finished tweaking git repo https://github.com/tomwildcat9/exercise-3
[INFO] tweaked toml for git repo https://github.com/tomwildcat9/exercise-3 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tomwildcat9/exercise-3 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/tomwildcat9/exercise-3 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 wasmi-validation v0.3.0
[INFO] [stderr]   Downloaded sp-io v3.0.0
[INFO] [stderr]   Downloaded frame-support-procedural-tools-derive v3.0.0
[INFO] [stderr]   Downloaded sp-staking v3.0.0
[INFO] [stderr]   Downloaded prost-derive v0.7.0
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.72
[INFO] [stderr]   Downloaded libp2p-yamux v0.30.1
[INFO] [stderr]   Downloaded rw-stream-sink v0.2.1
[INFO] [stderr]   Downloaded which v4.0.2
[INFO] [stderr]   Downloaded wasmtime-cranelift v0.22.0
[INFO] [stderr]   Downloaded futures-diagnose v1.0.1
[INFO] [stderr]   Downloaded fork-tree v3.0.0
[INFO] [stderr]   Downloaded sc-informant v0.9.0
[INFO] [stderr]   Downloaded sc-light v3.0.0
[INFO] [stderr]   Downloaded pallet-transaction-payment-rpc v3.0.0
[INFO] [stderr]   Downloaded sp-keyring v3.0.0
[INFO] [stderr]   Downloaded quick-error v2.0.0
[INFO] [stderr]   Downloaded frame-benchmarking-cli v3.0.0
[INFO] [stderr]   Downloaded sc-finality-grandpa v0.9.0
[INFO] [stderr]   Downloaded rocksdb v0.15.0
[INFO] [stderr]   Downloaded sc-client-db v0.9.0
[INFO] [stderr]   Downloaded finality-grandpa v0.13.0
[INFO] [stderr]   Downloaded cranelift-codegen-meta v0.69.0
[INFO] [stderr]   Downloaded bindgen v0.54.0
[INFO] [stderr]   Downloaded regalloc v0.0.31
[INFO] [stderr]   Downloaded libp2p-gossipsub v0.27.0
[INFO] [stderr]   Downloaded sc-consensus-epochs v0.9.0
[INFO] [stderr]   Downloaded sc-consensus v0.9.0
[INFO] [stderr]   Downloaded sc-network-gossip v0.9.0
[INFO] [stderr]   Downloaded sp-consensus-babe v0.9.0
[INFO] [stderr]   Downloaded sc-network v0.9.0
[INFO] [stderr]   Downloaded zstd-sys v1.4.18+zstd.1.4.7
[INFO] [stderr]   Downloaded wast v35.0.1
[INFO] [stderr]   Downloaded wasmtime v0.22.0
[INFO] [stderr]   Downloaded libp2p-kad v0.28.1
[INFO] [stderr]   Downloaded x25519-dalek v1.1.0
[INFO] [stderr]   Downloaded sc-proposer-metrics v0.9.0
[INFO] [stderr]   Downloaded sc-basic-authorship v0.9.0
[INFO] [stderr]   Downloaded rpassword v5.0.1
[INFO] [stderr]   Downloaded sc-cli v0.9.0
[INFO] [stderr]   Downloaded sc-chain-spec-derive v3.0.0
[INFO] [stderr]   Downloaded pdqselect v0.1.0
[INFO] [stderr]   Downloaded sc-consensus-uncles v0.9.0
[INFO] [stderr]   Downloaded kvdb-memorydb v0.9.0
[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 wasmi-validation v0.3.0
      Downloaded sp-io v3.0.0
      Downloaded frame-support-procedural-tools-derive v3.0.0
      Downloaded sp-staking v3.0.0
      Downloaded prost-derive v0.7.0
      Downloaded wasm-bindgen-shared v0.2.72
      Downloaded libp2p-yamux v0.30.1
      Downloaded rw-stream-sink v0.2.1
      Downloaded which v4.0.2
      Downloaded wasmtime-cranelift v0.22.0
      Downloaded futures-diagnose v1.0.1
      Downloaded fork-tree v3.0.0
      Downloaded sc-informant v0.9.0
      Downloaded sc-light v3.0.0
      Downloaded pallet-transaction-payment-rpc v3.0.0
      Downloaded sp-keyring v3.0.0
      Downloaded quick-error v2.0.0
      Downloaded frame-benchmarking-cli v3.0.0
      Downloaded sc-finality-grandpa v0.9.0
      Downloaded rocksdb v0.15.0
      Downloaded sc-client-db v0.9.0
      Downloaded finality-grandpa v0.13.0
      Downloaded cranelift-codegen-meta v0.69.0
      Downloaded bindgen v0.54.0
      Downloaded regalloc v0.0.31
      Downloaded libp2p-gossipsub v0.27.0
      Downloaded sc-consensus-epochs v0.9.0
      Downloaded sc-consensus v0.9.0
      Downloaded sc-network-gossip v0.9.0
      Downloaded sp-consensus-babe v0.9.0
      Downloaded sc-network v0.9.0
      Downloaded zstd-sys v1.4.18+zstd.1.4.7
      Downloaded wast v35.0.1
      Downloaded wasmtime v0.22.0
      Downloaded libp2p-kad v0.28.1
      Downloaded x25519-dalek v1.1.0
      Downloaded sc-proposer-metrics v0.9.0
      Downloaded sc-basic-authorship v0.9.0
      Downloaded rpassword v5.0.1
      Downloaded sc-cli v0.9.0
      Downloaded sc-chain-spec-derive v3.0.0
      Downloaded pdqselect v0.1.0
      Downloaded sc-consensus-uncles v0.9.0
      Downloaded kvdb-memorydb v0.9.0
      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'