[INFO] cloning repository https://github.com/bmacer/exercise4
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bmacer/exercise4" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbmacer%2Fexercise4", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbmacer%2Fexercise4'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d850a87755da0b02379d8fdcfd552e44f20ef7a3
[INFO] checking bmacer/exercise4 against master#cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3 for pr-135841
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbmacer%2Fexercise4" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bmacer/exercise4 on toolchain cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bmacer/exercise4
[INFO] finished tweaking git repo https://github.com/bmacer/exercise4
[INFO] tweaked toml for git repo https://github.com/bmacer/exercise4 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/bmacer/exercise4 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" "+cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sp-std v3.0.0
[INFO] [stderr]   Downloaded sp-wasm-interface v3.0.0
[INFO] [stderr]   Downloaded sp-inherents v3.0.0
[INFO] [stderr]   Downloaded sp-trie v3.0.0
[INFO] [stderr]   Downloaded libp2p-dns v0.27.0
[INFO] [stderr]   Downloaded libp2p-ping v0.27.0
[INFO] [stderr]   Downloaded trie-db v0.22.3
[INFO] [stderr]   Downloaded bitvec v0.20.2
[INFO] [stderr]   Downloaded sc-executor-wasmtime v0.9.0
[INFO] [stderr]   Downloaded frame-executive v3.0.0
[INFO] [stderr]   Downloaded sp-serializer v3.0.0
[INFO] [stderr]   Downloaded frame-system v3.0.0
[INFO] [stderr]   Downloaded wasmtime-runtime v0.22.0
[INFO] [stderr]   Downloaded sp-tasks v3.0.0
[INFO] [stderr]   Downloaded sp-keystore v0.9.0
[INFO] [stderr]   Downloaded wast v35.0.1
[INFO] [stderr]   Downloaded wasmtime v0.22.0
[INFO] [stderr]   Downloaded frame-system-benchmarking v3.0.0
[INFO] [stderr]   Downloaded minicbor v0.7.2
[INFO] [stderr]   Downloaded sc-executor v0.9.0
[INFO] [stderr]   Downloaded substrate-frame-rpc-system v3.0.0
[INFO] [stderr]   Downloaded libp2p-plaintext v0.27.1
[INFO] [stderr]   Downloaded fork-tree v3.0.0
[INFO] [stderr]   Downloaded sc-tracing-proc-macro v3.0.0
[INFO] [stderr]   Downloaded erased-serde v0.3.13
[INFO] [stderr]   Downloaded sc-peerset v3.0.0
[INFO] [stderr]   Downloaded sc-keystore v3.0.0
[INFO] [stderr]   Downloaded sc-client-api 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'


command failed: exit status: 101

    Updating crates.io index
 Downloading crates ...
  Downloaded sp-std v3.0.0
  Downloaded sp-wasm-interface v3.0.0
  Downloaded sp-inherents v3.0.0
  Downloaded sp-trie v3.0.0
  Downloaded libp2p-dns v0.27.0
  Downloaded libp2p-ping v0.27.0
  Downloaded trie-db v0.22.3
  Downloaded bitvec v0.20.2
  Downloaded sc-executor-wasmtime v0.9.0
  Downloaded frame-executive v3.0.0
  Downloaded sp-serializer v3.0.0
  Downloaded frame-system v3.0.0
  Downloaded wasmtime-runtime v0.22.0
  Downloaded sp-tasks v3.0.0
  Downloaded sp-keystore v0.9.0
  Downloaded wast v35.0.1
  Downloaded wasmtime v0.22.0
  Downloaded frame-system-benchmarking v3.0.0
  Downloaded minicbor v0.7.2
  Downloaded sc-executor v0.9.0
  Downloaded substrate-frame-rpc-system v3.0.0
  Downloaded libp2p-plaintext v0.27.1
  Downloaded fork-tree v3.0.0
  Downloaded sc-tracing-proc-macro v3.0.0
  Downloaded erased-serde v0.3.13
  Downloaded sc-peerset v3.0.0
  Downloaded sc-keystore v3.0.0
  Downloaded sc-client-api 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'