[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#05eac57ef6668c9d181b65aceb96b1e7881f60be for pr-127656
[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] validating manifest of git repo https://github.com/elevenolympian/SubstrateDeveloperExercises on toolchain 05eac57ef6668c9d181b65aceb96b1e7881f60be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+05eac57ef6668c9d181b65aceb96b1e7881f60be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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] 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" "+05eac57ef6668c9d181b65aceb96b1e7881f60be" "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 tracing-core v0.1.17
[INFO] [stderr]   Downloaded sp-std v3.0.0
[INFO] [stderr]   Downloaded multimap v0.8.3
[INFO] [stderr]   Downloaded asn1_der_derive v0.1.2
[INFO] [stderr]   Downloaded sp-debug-derive v3.0.0
[INFO] [stderr]   Downloaded trie-root v0.16.0
[INFO] [stderr]   Downloaded dyn-clonable-impl v0.9.0
[INFO] [stderr]   Downloaded dyn-clonable v0.9.0
[INFO] [stderr]   Downloaded impl-codec v0.5.0
[INFO] [stderr]   Downloaded ref-cast-impl v1.0.6
[INFO] [stderr]   Downloaded libp2p-websocket v0.28.0
[INFO] [stderr]   Downloaded sp-panic-handler v3.0.0
[INFO] [stderr]   Downloaded lock_api v0.4.2
[INFO] [stderr]   Downloaded futures-task v0.3.13
[INFO] [stderr]   Downloaded futures-core v0.3.13
[INFO] [stderr]   Downloaded futures-macro v0.3.13
[INFO] [stderr]   Downloaded environmental v1.1.2
[INFO] [stderr]   Downloaded base58 v0.1.0
[INFO] [stderr]   Downloaded libp2p-uds v0.27.0
[INFO] [stderr]   Downloaded if-addrs-sys v0.3.2
[INFO] [stderr]   Downloaded sc-informant v0.9.0
[INFO] [stderr]   Downloaded redox_users v0.3.5
[INFO] [stderr]   Downloaded sc-proposer-metrics v0.9.0
[INFO] [stderr]   Downloaded httparse v1.3.5
[INFO] [stderr]   Downloaded jsonrpc-client-transports v15.1.0
[INFO] [stderr]   Downloaded sp-application-crypto v3.0.0
[INFO] [stderr]   Downloaded cranelift-wasm v0.69.0
[INFO] [stderr]   Downloaded pest_derive v2.1.0
[INFO] [stderr]   Downloaded tokio-named-pipes v0.1.0
[INFO] [stderr]   Downloaded jsonrpc-http-server v15.1.0
[INFO] [stderr]   Downloaded jsonrpc-ipc-server v15.1.0
[INFO] [stderr]   Downloaded parity-tokio-ipc v0.4.0
[INFO] [stderr]   Downloaded jsonrpc-ws-server v15.1.0
[INFO] [stderr]   Downloaded bstr v0.2.15
[INFO] [stderr]   Downloaded cargo_metadata v0.12.3
[INFO] [stderr]   Downloaded nalgebra v0.21.1
[INFO] [stderr]   Downloaded cranelift-codegen-shared v0.69.0
[INFO] [stderr]   Downloaded sp-transaction-pool v3.0.0
[INFO] [stderr]   Downloaded cranelift-codegen-meta v0.69.0
[INFO] [stderr]   Downloaded futures-diagnose v1.0.1
[INFO] [stderr]   Downloaded rayon v1.5.0
[INFO] [stderr]   Downloaded sc-executor-wasmi v0.9.0
[INFO] [stderr]   Downloaded wasmtime-cranelift v0.22.0
[INFO] [stderr]   Downloaded rayon-core v1.9.0
[INFO] [stderr]   Downloaded object v0.22.0
[INFO] [stderr]   Downloaded scroll v0.10.2
[INFO] [stderr]   Downloaded wasmtime-obj v0.22.0
[INFO] [stderr]   Downloaded string v0.2.1
[INFO] [stderr]   Downloaded sc-block-builder v0.9.0
[INFO] [stderr]   Downloaded sc-keystore v3.0.0
[INFO] [stderr]   Downloaded sc-rpc v3.0.0
[INFO] [stderr]   Downloaded hyper v0.12.36
[INFO] [stderr]   Downloaded futures-cpupool v0.1.8
[INFO] [stderr]   Downloaded http-body v0.1.0
[INFO] [stderr]   Downloaded tokio-buf v0.1.1
[INFO] [stderr]   Downloaded want v0.2.0
[INFO] [stderr]   Downloaded h2 v0.1.26
[INFO] [stderr]   Downloaded http v0.1.21
[INFO] [stderr]   Downloaded region v2.2.0
[INFO] [stderr]   Downloaded scroll_derive v0.10.5
[INFO] [stderr]   Downloaded memoffset v0.6.2
[INFO] [stderr]   Downloaded wasmtime-debug v0.22.0
[INFO] [stderr]   Downloaded cranelift-bforest v0.69.0
[INFO] [stderr]   Downloaded substrate-build-script-utils v3.0.0
[INFO] [stderr]   Downloaded pwasm-utils v0.14.0
[INFO] [stderr]   Downloaded wasmtime-jit v0.22.0
[INFO] [stderr]   Downloaded wasmtime-profiling v0.22.0
[INFO] [stderr]   Downloaded psm v0.1.12
[INFO] [stderr]   Downloaded wasm-gc-api v0.1.11
[INFO] [stderr]   Downloaded generic-array v0.13.3
[INFO] [stderr]   Downloaded rand_distr v0.2.2
[INFO] [stderr]   Downloaded num-complex v0.2.4
[INFO] [stderr]   Downloaded statrs v0.12.0
[INFO] [stderr]   Downloaded frame-support-procedural v3.0.0
[INFO] [stderr]   Downloaded sc-tracing v3.0.0
[INFO] [stderr]   Downloaded semver v0.6.0
[INFO] [stderr]   Downloaded parity-wasm v0.32.0
[INFO] [stderr]   Downloaded substrate-wasm-builder v4.0.0
[INFO] [stderr]   Downloaded matrixmultiply v0.2.4
[INFO] [stderr]   Downloaded approx v0.3.2
[INFO] [stderr]   Downloaded paste-impl v0.1.18
[INFO] [stderr]   Downloaded paste v0.1.18
[INFO] [stderr]   Downloaded linregress v0.4.0
[INFO] [stderr]   Downloaded sp-staking v3.0.0
[INFO] [stderr]   Downloaded frame-support v3.0.0
[INFO] [stderr]   Downloaded sc-transaction-graph v3.0.0
[INFO] [stderr]   Downloaded simba v0.1.5
[INFO] [stderr]   Downloaded sp-api-proc-macro v3.0.0
[INFO] [stderr]   Downloaded sp-inherents v3.0.0
[INFO] [stderr]   Downloaded globset v0.4.6
[INFO] [stderr]   Downloaded jsonrpc-server-utils v15.1.0
[INFO] [stderr]   Downloaded erased-serde v0.3.13
[INFO] [stderr]   Downloaded sc-telemetry v3.0.0
[INFO] [stderr]   Downloaded intervalier v0.4.0
[INFO] [stderr]   Downloaded structopt-derive v0.4.14
[INFO] [stderr]   Downloaded sp-consensus-vrf v0.9.0
[INFO] [stderr]   Downloaded bindgen v0.54.0
[INFO] [stderr]   Downloaded rocksdb v0.15.0
[INFO] [stderr]   Downloaded sc-state-db v0.9.0
[INFO] [stderr]   Downloaded sc-service v0.9.0
[INFO] [stderr]   Downloaded sc-transaction-pool v3.0.0
[INFO] [stderr]   Downloaded structopt v0.3.21
[INFO] [stderr]   Downloaded platforms v1.1.0
[INFO] [stderr]   Downloaded sc-network-gossip v0.9.0
[INFO] [stderr]   Downloaded sc-finality-grandpa v0.9.0
[INFO] [stderr]   Downloaded sc-chain-spec v3.0.0
[INFO] [stderr]   Downloaded kvdb-memorydb v0.9.0
[INFO] [stderr]   Downloaded kvdb-rocksdb v0.11.0
[INFO] [stderr]   Downloaded memmap2 v0.2.1
[INFO] [stderr]   Downloaded parity-db v0.2.3
[INFO] [stderr] error: failed to parse manifest at `/workspace/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/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'
[ERROR] this task or one of its parent failed!
[ERROR] command failed: exit status: 101
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.