[INFO] cloning repository https://github.com/bmacer/ex3solution
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bmacer/ex3solution" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbmacer%2Fex3solution", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbmacer%2Fex3solution'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 92e3eeb2fae485ec1657eeea9d76b4a57c4e8985
[INFO] checking bmacer/ex3solution against master#3645249d79dfb136b5d8de3ce153d19d6698d92d for pr-153975
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbmacer%2Fex3solution" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/bmacer/ex3solution
[INFO] finished tweaking git repo https://github.com/bmacer/ex3solution
[INFO] tweaked toml for git repo https://github.com/bmacer/ex3solution written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/bmacer/ex3solution 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/bmacer/ex3solution 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sp-wasm-interface v3.0.0
[INFO] [stderr]   Downloaded tracing-core v0.1.17
[INFO] [stderr]   Downloaded wasmi v0.6.2
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.72
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.72
[INFO] [stderr]   Downloaded sp-database v3.0.0
[INFO] [stderr]   Downloaded kvdb v0.9.0
[INFO] [stderr]   Downloaded futures-channel v0.3.13
[INFO] [stderr]   Downloaded cargo_metadata v0.12.3
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.72
[INFO] [stderr]   Downloaded frame-system-benchmarking v3.0.0
[INFO] [stderr]   Downloaded more-asserts v0.2.1
[INFO] [stderr]   Downloaded intervalier v0.4.0
[INFO] [stderr]   Downloaded platforms v1.1.0
[INFO] [stderr]   Downloaded retain_mut v0.1.2
[INFO] [stderr]   Downloaded tokio-io v0.1.13
[INFO] [stderr]   Downloaded sc-keystore v3.0.0
[INFO] [stderr]   Downloaded fork-tree v3.0.0
[INFO] [stderr]   Downloaded kvdb-memorydb v0.9.0
[INFO] [stderr]   Downloaded quick-error v2.0.0
[INFO] [stderr]   Downloaded frame-benchmarking-cli v3.0.0
[INFO] [stderr]   Downloaded sc-chain-spec-derive v3.0.0
[INFO] [stderr]   Downloaded hyper v0.12.36
[INFO] [stderr]   Downloaded handlebars v3.5.4
[INFO] [stderr]   Downloaded sc-network v0.9.0
[INFO] [stderr]   Downloaded blake3 v0.3.7
[INFO] [stderr]   Downloaded rustls v0.19.0
[INFO] [stderr]   Downloaded idna v0.2.2
[INFO] [stderr]   Downloaded async-std v1.9.0
[INFO] [stderr]   Downloaded webpki-roots v0.21.0
[INFO] [stderr]   Downloaded sc-client-db v0.9.0
[INFO] [stderr]   Downloaded hyper v0.13.10
[INFO] [stderr]   Downloaded aes-gcm v0.7.0
[INFO] [stderr]   Downloaded http v0.2.3
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.72
[INFO] [stderr]   Downloaded sc-consensus-babe v0.9.0
[INFO] [stderr]   Downloaded parity-ws v0.10.0
[INFO] [stderr]   Downloaded snow v0.7.2
[INFO] [stderr]   Downloaded web-sys v0.3.49
[INFO] [stderr]   Downloaded libp2p-kad v0.28.1
[INFO] [stderr]   Downloaded pallet-transaction-payment-rpc v3.0.0
[INFO] [stderr]   Downloaded sc-proposer-metrics v0.9.0
[INFO] [stderr]   Downloaded names v0.11.0
[INFO] [stderr]   Downloaded sc-cli v0.9.0
[INFO] [stderr]   Downloaded sc-consensus-aura v0.9.0
[INFO] [stderr]   Downloaded dirs-sys v0.3.5
[INFO] [stderr]   Downloaded pdqselect v0.1.0
[INFO] [stderr]   Downloaded sc-consensus-slots v0.9.0
[INFO] [stderr]   Downloaded asn1_der v0.6.3
[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 kvdb-rocksdb v0.11.0
[INFO] [stderr]   Downloaded libz-sys v1.1.2
[INFO] [stderr]   Downloaded memmap2 v0.2.1
[INFO] [stderr]   Downloaded ct-logs v0.7.0
[INFO] [stderr]   Downloaded security-framework-sys v1.0.0
[INFO] [stderr]   Downloaded rocksdb v0.15.0
[INFO] [stderr]   Downloaded sc-finality-grandpa v0.9.0
[INFO] [stderr]   Downloaded rustls-native-certs v0.4.0
[INFO] [stderr]   Downloaded tokio-rustls v0.14.1
[INFO] [stderr]   Downloaded hyper-rustls v0.21.0
[INFO] [stderr]   Downloaded bindgen v0.54.0
[INFO] [stderr]   Downloaded data-encoding-macro v0.1.10
[INFO] [stderr]   Downloaded zstd-sys v1.4.18+zstd.1.4.7
[INFO] [stderr]   Downloaded aes-soft v0.5.0
[INFO] [stderr]   Downloaded aesni v0.8.0
[INFO] [stderr]   Downloaded aes v0.5.0
[INFO] [stderr]   Downloaded x25519-dalek v1.1.0
[INFO] [stderr]   Downloaded libp2p-core v0.27.1
[INFO] [stderr]   Downloaded url v2.2.1
[INFO] [stderr]   Downloaded prometheus v0.11.0
[INFO] [stderr]   Downloaded sc-basic-authorship v0.9.0
[INFO] [stderr]   Downloaded sp-keyring v3.0.0
[INFO] [stderr]   Downloaded directories v3.0.1
[INFO] [stderr]   Downloaded sc-consensus-uncles v0.9.0
[INFO] [stderr]   Downloaded sp-consensus-vrf v0.9.0
[INFO] [stderr]   Downloaded sp-consensus-babe v0.9.0
[INFO] [stderr]   Downloaded sc-chain-spec v3.0.0
[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
        Blocking waiting for file lock on package cache
     Downloading crates ...
      Downloaded sp-wasm-interface v3.0.0
      Downloaded tracing-core v0.1.17
      Downloaded wasmi v0.6.2
      Downloaded wasm-bindgen-macro-support v0.2.72
      Downloaded wasm-bindgen-macro v0.2.72
      Downloaded sp-database v3.0.0
      Downloaded kvdb v0.9.0
      Downloaded futures-channel v0.3.13
      Downloaded cargo_metadata v0.12.3
      Downloaded wasm-bindgen-shared v0.2.72
      Downloaded frame-system-benchmarking v3.0.0
      Downloaded more-asserts v0.2.1
      Downloaded intervalier v0.4.0
      Downloaded platforms v1.1.0
      Downloaded retain_mut v0.1.2
      Downloaded tokio-io v0.1.13
      Downloaded sc-keystore v3.0.0
      Downloaded fork-tree v3.0.0
      Downloaded kvdb-memorydb v0.9.0
      Downloaded quick-error v2.0.0
      Downloaded frame-benchmarking-cli v3.0.0
      Downloaded sc-chain-spec-derive v3.0.0
      Downloaded hyper v0.12.36
      Downloaded handlebars v3.5.4
      Downloaded sc-network v0.9.0
      Downloaded blake3 v0.3.7
      Downloaded rustls v0.19.0
      Downloaded idna v0.2.2
      Downloaded async-std v1.9.0
      Downloaded webpki-roots v0.21.0
      Downloaded sc-client-db v0.9.0
      Downloaded hyper v0.13.10
      Downloaded aes-gcm v0.7.0
      Downloaded http v0.2.3
      Downloaded wasm-bindgen v0.2.72
      Downloaded sc-consensus-babe v0.9.0
      Downloaded parity-ws v0.10.0
      Downloaded snow v0.7.2
      Downloaded web-sys v0.3.49
      Downloaded libp2p-kad v0.28.1
      Downloaded pallet-transaction-payment-rpc v3.0.0
      Downloaded sc-proposer-metrics v0.9.0
      Downloaded names v0.11.0
      Downloaded sc-cli v0.9.0
      Downloaded sc-consensus-aura v0.9.0
      Downloaded dirs-sys v0.3.5
      Downloaded pdqselect v0.1.0
      Downloaded sc-consensus-slots v0.9.0
      Downloaded asn1_der v0.6.3
      Downloaded sc-consensus-epochs v0.9.0
      Downloaded sc-consensus v0.9.0
      Downloaded sc-network-gossip v0.9.0
      Downloaded kvdb-rocksdb v0.11.0
      Downloaded libz-sys v1.1.2
      Downloaded memmap2 v0.2.1
      Downloaded ct-logs v0.7.0
      Downloaded security-framework-sys v1.0.0
      Downloaded rocksdb v0.15.0
      Downloaded sc-finality-grandpa v0.9.0
      Downloaded rustls-native-certs v0.4.0
      Downloaded tokio-rustls v0.14.1
      Downloaded hyper-rustls v0.21.0
      Downloaded bindgen v0.54.0
      Downloaded data-encoding-macro v0.1.10
      Downloaded zstd-sys v1.4.18+zstd.1.4.7
      Downloaded aes-soft v0.5.0
      Downloaded aesni v0.8.0
      Downloaded aes v0.5.0
      Downloaded x25519-dalek v1.1.0
      Downloaded libp2p-core v0.27.1
      Downloaded url v2.2.1
      Downloaded prometheus v0.11.0
      Downloaded sc-basic-authorship v0.9.0
      Downloaded sp-keyring v3.0.0
      Downloaded directories v3.0.1
      Downloaded sc-consensus-uncles v0.9.0
      Downloaded sp-consensus-vrf v0.9.0
      Downloaded sp-consensus-babe v0.9.0
      Downloaded sc-chain-spec v3.0.0
      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'