[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#a2db9280539229a3b8a084a09886670a57bc7e9c for pr-147185
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbmacer%2Fexercise4" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[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-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/bmacer/exercise4 on toolchain a2db9280539229a3b8a084a09886670a57bc7e9c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2db9280539229a3b8a084a09886670a57bc7e9c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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" "+a2db9280539229a3b8a084a09886670a57bc7e9c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sp-wasm-interface v3.0.0
[INFO] [stderr]   Downloaded sp-trie v3.0.0
[INFO] [stderr]   Downloaded sp-tracing v3.0.0
[INFO] [stderr]   Downloaded sp-std v3.0.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.72
[INFO] [stderr]   Downloaded libp2p-core-derive v0.21.0
[INFO] [stderr]   Downloaded sp-consensus v0.9.0
[INFO] [stderr]   Downloaded signal-hook v0.3.7
[INFO] [stderr]   Downloaded wasmtime-runtime v0.22.0
[INFO] [stderr]   Downloaded libp2p-mplex v0.27.1
[INFO] [stderr]   Downloaded sc-rpc v3.0.0
[INFO] [stderr]   Downloaded sp-block-builder v3.0.0
[INFO] [stderr]   Downloaded sp-api v3.0.0
[INFO] [stderr]   Downloaded frame-benchmarking v3.1.0
[INFO] [stderr]   Downloaded pallet-randomness-collective-flip v3.0.0
[INFO] [stderr]   Downloaded frame-support-procedural-tools v3.0.0
[INFO] [stderr]   Downloaded memmap2 v0.2.1
[INFO] [stderr]   Downloaded sp-version v3.0.0
[INFO] [stderr]   Downloaded frame-metadata v13.0.0
[INFO] [stderr]   Downloaded frame-system v3.0.0
[INFO] [stderr]   Downloaded sp-application-crypto v3.0.0
[INFO] [stderr]   Downloaded sp-arithmetic v3.0.0
[INFO] [stderr]   Downloaded sc-network-gossip v0.9.0
[INFO] [stderr]   Downloaded tracing-subscriber v0.2.17
[INFO] [stderr]   Downloaded libp2p-tcp v0.27.1
[INFO] [stderr]   Downloaded parity-multiaddr v0.11.2
[INFO] [stderr]   Downloaded async-io v1.3.1
[INFO] [stderr]   Downloaded substrate-prometheus-endpoint v0.9.0
[INFO] [stderr]   Downloaded simba v0.1.5
[INFO] [stderr]   Downloaded libp2p-uds v0.27.0
[INFO] [stderr]   Downloaded twox-hash v1.6.0
[INFO] [stderr]   Downloaded sp-storage v3.0.0
[INFO] [stderr]   Downloaded trie-db v0.22.3
[INFO] [stderr]   Downloaded webpki-roots v0.21.0
[INFO] [stderr]   Downloaded nb-connect v1.1.0
[INFO] [stderr]   Downloaded cargo_metadata v0.12.3
[INFO] [stderr]   Downloaded rand_distr v0.2.2
[INFO] [stderr]   Downloaded yamux v0.8.1
[INFO] [stderr]   Downloaded sp-utils v3.0.0
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.72
[INFO] [stderr]   Downloaded cargo-platform v0.1.1
[INFO] [stderr]   Downloaded ed25519 v1.0.3
[INFO] [stderr]   Downloaded x25519-dalek v1.1.0
[INFO] [stderr]   Downloaded frame-support-procedural v3.0.0
[INFO] [stderr]   Downloaded if-addrs v0.6.5
[INFO] [stderr]   Downloaded multihash-derive v0.7.1
[INFO] [stderr]   Downloaded sp-blockchain v3.0.0
[INFO] [stderr]   Downloaded tiny-bip39 v0.8.0
[INFO] [stderr]   Downloaded prost-derive v0.7.0
[INFO] [stderr]   Downloaded prost-types v0.7.0
[INFO] [stderr]   Downloaded which v4.0.2
[INFO] [stderr]   Downloaded prost v0.7.0
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.22
[INFO] [stderr]   Downloaded libp2p-ping v0.27.0
[INFO] [stderr]   Downloaded libp2p-plaintext v0.27.1
[INFO] [stderr]   Downloaded libp2p-noise v0.29.0
[INFO] [stderr]   Downloaded wasmtime-environ v0.22.0
[INFO] [stderr]   Downloaded pallet-transaction-payment v3.0.0
[INFO] [stderr]   Downloaded prost-build v0.7.0
[INFO] [stderr]   Downloaded quick-error v2.0.0
[INFO] [stderr]   Downloaded sc-proposer-metrics v0.9.0
[INFO] [stderr]   Downloaded frame-benchmarking-cli v3.0.0
[INFO] [stderr]   Downloaded cranelift-wasm v0.69.0
[INFO] [stderr]   Downloaded aesni v0.8.0
[INFO] [stderr]   Downloaded aes v0.5.0
[INFO] [stderr]   Downloaded sc-network v0.9.0
[INFO] [stderr]   Downloaded handlebars v3.5.4
[INFO] [stderr]   Downloaded bstr v0.2.15
[INFO] [stderr]   Downloaded wast v35.0.1
[INFO] [stderr]   Downloaded wasmtime v0.22.0
[INFO] [stderr]   Downloaded rayon v1.5.0
[INFO] [stderr]   Downloaded libp2p-kad v0.28.1
[INFO] [stderr]   Downloaded cpp_demangle v0.3.2
[INFO] [stderr]   Downloaded object v0.22.0
[INFO] [stderr]   Downloaded libp2p-gossipsub v0.27.0
[INFO] [stderr]   Downloaded aes-gcm v0.7.0
[INFO] [stderr]   Downloaded snow v0.7.2
[INFO] [stderr]   Downloaded cranelift-codegen-meta v0.69.0
[INFO] [stderr]   Downloaded blake2 v0.9.1
[INFO] [stderr]   Downloaded sp-consensus-vrf v0.9.0
[INFO] [stderr]   Downloaded structopt v0.3.21
[INFO] [stderr]   Downloaded raw-cpuid v8.1.2
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.3
[INFO] [stderr]   Downloaded cranelift-bforest v0.69.0
[INFO] [stderr]   Downloaded sc-executor v0.9.0
[INFO] [stderr]   Downloaded sc-client-api v3.0.0
[INFO] [stderr]   Downloaded cranelift-codegen v0.69.0
[INFO] [stderr]   Downloaded sc-finality-grandpa v0.9.0
[INFO] [stderr]   Downloaded pallet-session v3.0.0
[INFO] [stderr]   Downloaded finality-grandpa v0.13.0
[INFO] [stderr]   Downloaded chacha20 v0.5.0
[INFO] [stderr]   Downloaded stream-cipher v0.7.1
[INFO] [stderr]   Downloaded sc-cli v0.9.0
[INFO] [stderr]   Downloaded directories v3.0.1
[INFO] [stderr]   Downloaded sc-consensus-babe v0.9.0
[INFO] [stderr]   Downloaded sc-consensus-epochs v0.9.0
[INFO] [stderr]   Downloaded sc-consensus v0.9.0
[INFO] [stderr]   Downloaded sp-consensus-babe v0.9.0
[INFO] [stderr]   Downloaded kvdb-memorydb v0.9.0
[INFO] [stderr]   Downloaded kvdb-rocksdb v0.11.0
[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-wasm-interface v3.0.0
  Downloaded sp-trie v3.0.0
  Downloaded sp-tracing v3.0.0
  Downloaded sp-std v3.0.0
  Downloaded wasm-bindgen-macro v0.2.72
  Downloaded libp2p-core-derive v0.21.0
  Downloaded sp-consensus v0.9.0
  Downloaded signal-hook v0.3.7
  Downloaded wasmtime-runtime v0.22.0
  Downloaded libp2p-mplex v0.27.1
  Downloaded sc-rpc v3.0.0
  Downloaded sp-block-builder v3.0.0
  Downloaded sp-api v3.0.0
  Downloaded frame-benchmarking v3.1.0
  Downloaded pallet-randomness-collective-flip v3.0.0
  Downloaded frame-support-procedural-tools v3.0.0
  Downloaded memmap2 v0.2.1
  Downloaded sp-version v3.0.0
  Downloaded frame-metadata v13.0.0
  Downloaded frame-system v3.0.0
  Downloaded sp-application-crypto v3.0.0
  Downloaded sp-arithmetic v3.0.0
  Downloaded sc-network-gossip v0.9.0
  Downloaded tracing-subscriber v0.2.17
  Downloaded libp2p-tcp v0.27.1
  Downloaded parity-multiaddr v0.11.2
  Downloaded async-io v1.3.1
  Downloaded substrate-prometheus-endpoint v0.9.0
  Downloaded simba v0.1.5
  Downloaded libp2p-uds v0.27.0
  Downloaded twox-hash v1.6.0
  Downloaded sp-storage v3.0.0
  Downloaded trie-db v0.22.3
  Downloaded webpki-roots v0.21.0
  Downloaded nb-connect v1.1.0
  Downloaded cargo_metadata v0.12.3
  Downloaded rand_distr v0.2.2
  Downloaded yamux v0.8.1
  Downloaded sp-utils v3.0.0
  Downloaded wasm-bindgen-backend v0.2.72
  Downloaded cargo-platform v0.1.1
  Downloaded ed25519 v1.0.3
  Downloaded x25519-dalek v1.1.0
  Downloaded frame-support-procedural v3.0.0
  Downloaded if-addrs v0.6.5
  Downloaded multihash-derive v0.7.1
  Downloaded sp-blockchain v3.0.0
  Downloaded tiny-bip39 v0.8.0
  Downloaded prost-derive v0.7.0
  Downloaded prost-types v0.7.0
  Downloaded which v4.0.2
  Downloaded prost v0.7.0
  Downloaded wasm-bindgen-futures v0.4.22
  Downloaded libp2p-ping v0.27.0
  Downloaded libp2p-plaintext v0.27.1
  Downloaded libp2p-noise v0.29.0
  Downloaded wasmtime-environ v0.22.0
  Downloaded pallet-transaction-payment v3.0.0
  Downloaded prost-build v0.7.0
  Downloaded quick-error v2.0.0
  Downloaded sc-proposer-metrics v0.9.0
  Downloaded frame-benchmarking-cli v3.0.0
  Downloaded cranelift-wasm v0.69.0
  Downloaded aesni v0.8.0
  Downloaded aes v0.5.0
  Downloaded sc-network v0.9.0
  Downloaded handlebars v3.5.4
  Downloaded bstr v0.2.15
  Downloaded wast v35.0.1
  Downloaded wasmtime v0.22.0
  Downloaded rayon v1.5.0
  Downloaded libp2p-kad v0.28.1
  Downloaded cpp_demangle v0.3.2
  Downloaded object v0.22.0
  Downloaded libp2p-gossipsub v0.27.0
  Downloaded aes-gcm v0.7.0
  Downloaded snow v0.7.2
  Downloaded cranelift-codegen-meta v0.69.0
  Downloaded blake2 v0.9.1
  Downloaded sp-consensus-vrf v0.9.0
  Downloaded structopt v0.3.21
  Downloaded raw-cpuid v8.1.2
  Downloaded crossbeam-epoch v0.9.3
  Downloaded cranelift-bforest v0.69.0
  Downloaded sc-executor v0.9.0
  Downloaded sc-client-api v3.0.0
  Downloaded cranelift-codegen v0.69.0
  Downloaded sc-finality-grandpa v0.9.0
  Downloaded pallet-session v3.0.0
  Downloaded finality-grandpa v0.13.0
  Downloaded chacha20 v0.5.0
  Downloaded stream-cipher v0.7.1
  Downloaded sc-cli v0.9.0
  Downloaded directories v3.0.1
  Downloaded sc-consensus-babe v0.9.0
  Downloaded sc-consensus-epochs v0.9.0
  Downloaded sc-consensus v0.9.0
  Downloaded sp-consensus-babe v0.9.0
  Downloaded kvdb-memorydb v0.9.0
  Downloaded kvdb-rocksdb v0.11.0
  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'