[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#f8463896a9b36a04899c013bd8825a7fd29dd7a4 for pr-151920
[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 f8463896a9b36a04899c013bd8825a7fd29dd7a4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f8463896a9b36a04899c013bd8825a7fd29dd7a4" "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" "+f8463896a9b36a04899c013bd8825a7fd29dd7a4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ctor v0.1.20
[INFO] [stderr]   Downloaded sp-io v3.0.0
[INFO] [stderr]   Downloaded sp-runtime-interface v3.0.0
[INFO] [stderr]   Downloaded frame-metadata v13.0.0
[INFO] [stderr]   Downloaded frame-support-procedural-tools-derive v3.0.0
[INFO] [stderr]   Downloaded sp-api-proc-macro v3.0.0
[INFO] [stderr]   Downloaded sp-version v3.0.0
[INFO] [stderr]   Downloaded if-addrs-sys v0.3.2
[INFO] [stderr]   Downloaded paste-impl v0.1.18
[INFO] [stderr]   Downloaded libp2p-mdns v0.28.1
[INFO] [stderr]   Downloaded atomic v0.5.0
[INFO] [stderr]   Downloaded parking_lot_core v0.7.2
[INFO] [stderr]   Downloaded sc-executor-wasmi v0.9.0
[INFO] [stderr]   Downloaded sc-transaction-pool v3.0.0
[INFO] [stderr]   Downloaded crossbeam-queue v0.2.3
[INFO] [stderr]   Downloaded sc-informant v0.9.0
[INFO] [stderr]   Downloaded rpassword v5.0.1
[INFO] [stderr]   Downloaded sc-proposer-metrics v0.9.0
[INFO] [stderr]   Downloaded rust-argon2 v0.8.3
[INFO] [stderr]   Downloaded frame-benchmarking-cli v3.0.0
[INFO] [stderr]   Downloaded rocksdb v0.15.0
[INFO] [stderr]   Downloaded shlex v0.1.1
[INFO] [stderr]   Downloaded sc-telemetry v3.0.0
[INFO] [stderr]   Downloaded tokio-named-pipes v0.1.0
[INFO] [stderr]   Downloaded sc-client-db v0.9.0
[INFO] [stderr]   Downloaded bindgen v0.54.0
[INFO] [stderr]   Downloaded tokio-current-thread v0.1.7
[INFO] [stderr]   Downloaded sc-keystore v3.0.0
[INFO] [stderr]   Downloaded globset v0.4.6
[INFO] [stderr]   Downloaded crossbeam-epoch v0.8.2
[INFO] [stderr]   Downloaded handlebars v3.5.4
[INFO] [stderr]   Downloaded fork-tree v3.0.0
[INFO] [stderr]   Downloaded sc-peerset v3.0.0
[INFO] [stderr]   Downloaded quick-error v2.0.0
[INFO] [stderr]   Downloaded sc-light v3.0.0
[INFO] [stderr]   Downloaded bstr v0.2.15
[INFO] [stderr]   Downloaded jsonrpc-http-server v15.1.0
[INFO] [stderr]   Downloaded tokio-tcp v0.1.4
[INFO] [stderr]   Downloaded asn1_der v0.6.3
[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 ctor v0.1.20
  Downloaded sp-io v3.0.0
  Downloaded sp-runtime-interface v3.0.0
  Downloaded frame-metadata v13.0.0
  Downloaded frame-support-procedural-tools-derive v3.0.0
  Downloaded sp-api-proc-macro v3.0.0
  Downloaded sp-version v3.0.0
  Downloaded if-addrs-sys v0.3.2
  Downloaded paste-impl v0.1.18
  Downloaded libp2p-mdns v0.28.1
  Downloaded atomic v0.5.0
  Downloaded parking_lot_core v0.7.2
  Downloaded sc-executor-wasmi v0.9.0
  Downloaded sc-transaction-pool v3.0.0
  Downloaded crossbeam-queue v0.2.3
  Downloaded sc-informant v0.9.0
  Downloaded rpassword v5.0.1
  Downloaded sc-proposer-metrics v0.9.0
  Downloaded rust-argon2 v0.8.3
  Downloaded frame-benchmarking-cli v3.0.0
  Downloaded rocksdb v0.15.0
  Downloaded shlex v0.1.1
  Downloaded sc-telemetry v3.0.0
  Downloaded tokio-named-pipes v0.1.0
  Downloaded sc-client-db v0.9.0
  Downloaded bindgen v0.54.0
  Downloaded tokio-current-thread v0.1.7
  Downloaded sc-keystore v3.0.0
  Downloaded globset v0.4.6
  Downloaded crossbeam-epoch v0.8.2
  Downloaded handlebars v3.5.4
  Downloaded fork-tree v3.0.0
  Downloaded sc-peerset v3.0.0
  Downloaded quick-error v2.0.0
  Downloaded sc-light v3.0.0
  Downloaded bstr v0.2.15
  Downloaded jsonrpc-http-server v15.1.0
  Downloaded tokio-tcp v0.1.4
  Downloaded asn1_der v0.6.3
  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'