[INFO] cloning repository https://github.com/elevenolympian/SubstrateDeveloperExercises
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/elevenolympian/SubstrateDeveloperExercises" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felevenolympian%2FSubstrateDeveloperExercises", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felevenolympian%2FSubstrateDeveloperExercises'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 75bcf1a42216f95e1aab2981d3c1b6cf9f1ac0c6
[INFO] checking elevenolympian/SubstrateDeveloperExercises against master#42f4793e5a514858221b07ac379029d90353913e for pr-148952
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felevenolympian%2FSubstrateDeveloperExercises" "/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/elevenolympian/SubstrateDeveloperExercises
[INFO] finished tweaking git repo https://github.com/elevenolympian/SubstrateDeveloperExercises
[INFO] tweaked toml for git repo https://github.com/elevenolympian/SubstrateDeveloperExercises written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/elevenolympian/SubstrateDeveloperExercises on toolchain 42f4793e5a514858221b07ac379029d90353913e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+42f4793e5a514858221b07ac379029d90353913e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/elevenolympian/SubstrateDeveloperExercises 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" "+42f4793e5a514858221b07ac379029d90353913e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pin-project-lite v0.2.6
[INFO] [stderr]   Downloaded sp-std v3.0.0
[INFO] [stderr]   Downloaded sp-wasm-interface v3.0.0
[INFO] [stderr]   Downloaded sp-io v3.0.0
[INFO] [stderr]   Downloaded kvdb v0.9.0
[INFO] [stderr]   Downloaded cargo-platform v0.1.1
[INFO] [stderr]   Downloaded sp-runtime-interface-proc-macro v3.0.0
[INFO] [stderr]   Downloaded cargo_metadata v0.12.3
[INFO] [stderr]   Downloaded sp-database v3.0.0
[INFO] [stderr]   Downloaded libp2p-dns v0.27.0
[INFO] [stderr]   Downloaded pallet-randomness-collective-flip v3.0.0
[INFO] [stderr]   Downloaded safe-mix v1.0.1
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.72
[INFO] [stderr]   Downloaded sp-consensus-slots v0.9.0
[INFO] [stderr]   Downloaded jsonrpc-core-client v15.1.0
[INFO] [stderr]   Downloaded sp-tasks v3.0.0
[INFO] [stderr]   Downloaded dns-parser v0.8.0
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.3
[INFO] [stderr]   Downloaded errno v0.2.7
[INFO] [stderr]   Downloaded futures-timer v2.0.2
[INFO] [stderr]   Downloaded tokio-named-pipes v0.1.0
[INFO] [stderr]   Downloaded sc-rpc-server v3.0.0
[INFO] [stderr]   Downloaded rpassword v5.0.1
[INFO] [stderr]   Downloaded futures-io v0.3.13
[INFO] [stderr]   Downloaded hyper-rustls v0.21.0
[INFO] [stderr]   Downloaded fs-swap v0.2.6
[INFO] [stderr]   Downloaded security-framework v1.0.0
[INFO] [stderr]   Downloaded jsonrpc-derive v15.1.0
[INFO] [stderr]   Downloaded file-per-thread-logger v0.1.4
[INFO] [stderr]   Downloaded frame-benchmarking-cli v3.0.0
[INFO] [stderr]   Downloaded pallet-transaction-payment-rpc v3.0.0
[INFO] [stderr]   Downloaded sc-telemetry v3.0.0
[INFO] [stderr]   Downloaded quick-error v2.0.0
[INFO] [stderr]   Downloaded pdqselect v0.1.0
[INFO] [stderr]   Downloaded sc-cli v0.9.0
[INFO] [stderr]   Downloaded prost-build v0.7.0
[INFO] [stderr]   Downloaded kvdb-memorydb v0.9.0
[INFO] [stderr]   Downloaded sc-proposer-metrics v0.9.0
[INFO] [stderr]   Downloaded sc-finality-grandpa v0.9.0
[INFO] [stderr]   Downloaded bindgen v0.54.0
[INFO] [stderr]   Downloaded sc-network v0.9.0
[INFO] [stderr]   Downloaded cpp_demangle v0.3.2
[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'


command failed: exit status: 101

    Updating crates.io index
 Downloading crates ...
  Downloaded pin-project-lite v0.2.6
  Downloaded sp-std v3.0.0
  Downloaded sp-wasm-interface v3.0.0
  Downloaded sp-io v3.0.0
  Downloaded kvdb v0.9.0
  Downloaded cargo-platform v0.1.1
  Downloaded sp-runtime-interface-proc-macro v3.0.0
  Downloaded cargo_metadata v0.12.3
  Downloaded sp-database v3.0.0
  Downloaded libp2p-dns v0.27.0
  Downloaded pallet-randomness-collective-flip v3.0.0
  Downloaded safe-mix v1.0.1
  Downloaded wasm-bindgen-shared v0.2.72
  Downloaded sp-consensus-slots v0.9.0
  Downloaded jsonrpc-core-client v15.1.0
  Downloaded sp-tasks v3.0.0
  Downloaded dns-parser v0.8.0
  Downloaded crossbeam-epoch v0.9.3
  Downloaded errno v0.2.7
  Downloaded futures-timer v2.0.2
  Downloaded tokio-named-pipes v0.1.0
  Downloaded sc-rpc-server v3.0.0
  Downloaded rpassword v5.0.1
  Downloaded futures-io v0.3.13
  Downloaded hyper-rustls v0.21.0
  Downloaded fs-swap v0.2.6
  Downloaded security-framework v1.0.0
  Downloaded jsonrpc-derive v15.1.0
  Downloaded file-per-thread-logger v0.1.4
  Downloaded frame-benchmarking-cli v3.0.0
  Downloaded pallet-transaction-payment-rpc v3.0.0
  Downloaded sc-telemetry v3.0.0
  Downloaded quick-error v2.0.0
  Downloaded pdqselect v0.1.0
  Downloaded sc-cli v0.9.0
  Downloaded prost-build v0.7.0
  Downloaded kvdb-memorydb v0.9.0
  Downloaded sc-proposer-metrics v0.9.0
  Downloaded sc-finality-grandpa v0.9.0
  Downloaded bindgen v0.54.0
  Downloaded sc-network v0.9.0
  Downloaded cpp_demangle v0.3.2
  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'