[INFO] cloning repository https://github.com/AmadeusGB/play-learn-substrate
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AmadeusGB/play-learn-substrate" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmadeusGB%2Fplay-learn-substrate", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmadeusGB%2Fplay-learn-substrate'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6f030ec00f64c09b1545807538a1ebf524149280
[INFO] checking AmadeusGB/play-learn-substrate against master#91c0823ee63e793d990bb9fed898dc95b5d6db51 for pr-125741
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmadeusGB%2Fplay-learn-substrate" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AmadeusGB/play-learn-substrate on toolchain 91c0823ee63e793d990bb9fed898dc95b5d6db51
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+91c0823ee63e793d990bb9fed898dc95b5d6db51" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AmadeusGB/play-learn-substrate
[INFO] finished tweaking git repo https://github.com/AmadeusGB/play-learn-substrate
[INFO] tweaked toml for git repo https://github.com/AmadeusGB/play-learn-substrate written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/AmadeusGB/play-learn-substrate 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" "+91c0823ee63e793d990bb9fed898dc95b5d6db51" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thread_local v1.1.0
[INFO] [stderr]   Downloaded futures v0.3.11
[INFO] [stderr]   Downloaded uint v0.9.0
[INFO] [stderr]   Downloaded sc-consensus-uncles v0.9.0
[INFO] [stderr]   Downloaded sp-transaction-pool v3.0.0
[INFO] [stderr]   Downloaded parity-scale-codec-derive v2.0.0
[INFO] [stderr]   Downloaded sp-consensus v0.9.0
[INFO] [stderr]   Downloaded sc-network-gossip v0.9.0
[INFO] [stderr]   Downloaded sc-state-db v0.9.0
[INFO] [stderr]   Downloaded fork-tree v3.0.0
[INFO] [stderr]   Downloaded handlebars v3.5.2
[INFO] [stderr]   Downloaded sc-finality-grandpa v0.9.0
[INFO] [stderr]   Downloaded nalgebra v0.21.1
[INFO] [stderr]   Downloaded kvdb-rocksdb v0.11.0
[INFO] [stderr]   Downloaded sc-service v0.9.0
[INFO] [stderr]   Downloaded wast v31.0.0
[INFO] [stderr]   Downloaded libp2p-kad v0.28.0
[INFO] [stderr]   Downloaded libp2p-core v0.27.0
[INFO] [stderr]   Downloaded substrate-wasm-builder v4.0.0
[INFO] [stderr]   Downloaded statrs v0.12.0
[INFO] [stderr]   Downloaded futures-util v0.3.11
[INFO] [stderr]   Downloaded bitvec v0.20.1
[INFO] [stderr]   Downloaded sc-consensus-slots v0.9.0
[INFO] [stderr]   Downloaded sc-consensus-babe v0.9.0
[INFO] [stderr]   Downloaded sc-consensus-epochs v0.9.0
[INFO] [stderr]   Downloaded parity-db v0.2.2
[INFO] [stderr] error: failed to parse manifest at `/workspace/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/parity-db-0.2.2/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.