[INFO] cloning repository https://github.com/skylovead/homework
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/skylovead/homework" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskylovead%2Fhomework", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskylovead%2Fhomework'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c5dcac8265163363ea1b326669ca491ca87eab34
[INFO] checking skylovead/homework against master#4d1bd0db7f489b22c6d8aa2385937a95412c015b for pr-114682
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskylovead%2Fhomework" "/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/skylovead/homework on toolchain 4d1bd0db7f489b22c6d8aa2385937a95412c015b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/skylovead/homework
[INFO] finished tweaking git repo https://github.com/skylovead/homework
[INFO] tweaked toml for git repo https://github.com/skylovead/homework written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/skylovead/homework 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" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libp2p-floodsub v0.27.0
[INFO] [stderr]   Downloaded sp-std v3.0.0
[INFO] [stderr]   Downloaded sp-io v3.0.0
[INFO] [stderr]   Downloaded log v0.4.13
[INFO] [stderr]   Downloaded chacha20poly1305 v0.6.0
[INFO] [stderr]   Downloaded serde v1.0.119
[INFO] [stderr]   Downloaded cuckoofilter v0.5.0
[INFO] [stderr]   Downloaded hmac-drbg v0.2.0
[INFO] [stderr]   Downloaded lock_api v0.4.2
[INFO] [stderr]   Downloaded libp2p-identify v0.27.0
[INFO] [stderr]   Downloaded block-cipher v0.8.0
[INFO] [stderr]   Downloaded futures-channel v0.3.11
[INFO] [stderr]   Downloaded substrate-frame-rpc-system v3.0.0
[INFO] [stderr]   Downloaded http-body v0.1.0
[INFO] [stderr]   Downloaded crossbeam-channel v0.5.0
[INFO] [stderr]   Downloaded const_fn v0.4.5
[INFO] [stderr]   Downloaded frame-system-benchmarking v3.0.0
[INFO] [stderr]   Downloaded parity-ws v0.10.0
[INFO] [stderr]   Downloaded ring v0.16.19
[INFO] [stderr]   Downloaded tokio-service v0.1.0
[INFO] [stderr]   Downloaded async-task v4.0.3
[INFO] [stderr]   Downloaded cranelift-frontend v0.69.0
[INFO] [stderr]   Downloaded pwasm-utils v0.14.0
[INFO] [stderr]   Downloaded librocksdb-sys v6.11.4
[INFO] [stderr]   Downloaded prost-build v0.7.0
[INFO] [stderr]   Downloaded generic-array v0.13.2
[INFO] [stderr]   Downloaded cranelift-wasm v0.69.0
[INFO] [stderr]   Downloaded prometheus v0.11.0
[INFO] [stderr]   Downloaded redox_users v0.3.5
[INFO] [stderr]   Downloaded tokio-named-pipes v0.1.0
[INFO] [stderr]   Downloaded asn1_der v0.6.3
[INFO] [stderr]   Downloaded errno v0.2.7
[INFO] [stderr]   Downloaded file-per-thread-logger v0.1.4
[INFO] [stderr]   Downloaded jsonrpc-client-transports v15.1.0
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.69
[INFO] [stderr]   Downloaded sc-chain-spec v3.0.0
[INFO] [stderr]   Downloaded hyper v0.12.35
[INFO] [stderr]   Downloaded tokio-timer v0.2.13
[INFO] [stderr]   Downloaded tokio v0.1.22
[INFO] [stderr]   Downloaded sc-tracing v3.0.0
[INFO] [stderr]   Downloaded sc-executor-wasmi v0.9.0
[INFO] [stderr]   Downloaded sp-tasks v3.0.0
[INFO] [stderr]   Downloaded sc-client-api v3.0.0
[INFO] [stderr]   Downloaded js-sys v0.3.46
[INFO] [stderr]   Downloaded sp-transaction-pool v3.0.0
[INFO] [stderr]   Downloaded frame-support-procedural v3.0.0
[INFO] [stderr]   Downloaded pallet-transaction-payment-rpc v3.0.0
[INFO] [stderr]   Downloaded frame-executive v3.0.0
[INFO] [stderr]   Downloaded pallet-authorship v3.0.0
[INFO] [stderr]   Downloaded blocking v1.0.2
[INFO] [stderr]   Downloaded async-channel v1.5.1
[INFO] [stderr]   Downloaded which v4.0.2
[INFO] [stderr]   Downloaded prost-types v0.7.0
[INFO] [stderr]   Downloaded zstd-sys v1.4.18+zstd.1.4.7
[INFO] [stderr]   Downloaded prost v0.7.0
[INFO] [stderr]   Downloaded cc v1.0.66
[INFO] [stderr]   Downloaded vec-arena v1.0.0
[INFO] [stderr]   Downloaded async-io v1.3.1
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.69
[INFO] [stderr]   Downloaded web-sys v0.3.46
[INFO] [stderr]   Downloaded sp-consensus v0.9.0
[INFO] [stderr]   Downloaded base58 v0.1.0
[INFO] [stderr]   Downloaded curve25519-dalek v3.0.2
[INFO] [stderr]   Downloaded sc-consensus-slots v0.9.0
[INFO] [stderr]   Downloaded cranelift-bforest v0.69.0
[INFO] [stderr]   Downloaded cranelift-codegen-meta v0.69.0
[INFO] [stderr]   Downloaded cranelift-codegen v0.69.0
[INFO] [stderr]   Downloaded target-lexicon v0.11.1
[INFO] [stderr]   Downloaded hyper v0.13.9
[INFO] [stderr]   Downloaded more-asserts v0.2.1
[INFO] [stderr]   Downloaded leb128 v0.2.4
[INFO] [stderr]   Downloaded unsigned-varint v0.5.1
[INFO] [stderr]   Downloaded sp-api v3.0.0
[INFO] [stderr]   Downloaded sp-utils v3.0.0
[INFO] [stderr]   Downloaded polling v2.0.2
[INFO] [stderr]   Downloaded gloo-timers v0.2.1
[INFO] [stderr]   Downloaded async-std v1.8.0
[INFO] [stderr]   Downloaded frame-system v3.0.0
[INFO] [stderr]   Downloaded paste v1.0.4
[INFO] [stderr]   Downloaded sp-keystore v0.9.0
[INFO] [stderr]   Downloaded gimli v0.23.0
[INFO] [stderr]   Downloaded addr2line v0.14.1
[INFO] [stderr]   Downloaded indexmap v1.6.1
[INFO] [stderr]   Downloaded sc-basic-authorship v0.9.0
[INFO] [stderr]   Downloaded names v0.11.0
[INFO] [stderr]   Downloaded dirs-sys v0.3.5
[INFO] [stderr]   Downloaded ct-logs v0.7.0
[INFO] [stderr]   Downloaded sc-block-builder v0.9.0
[INFO] [stderr]   Downloaded sc-keystore v3.0.0
[INFO] [stderr]   Downloaded miow v0.3.6
[INFO] [stderr]   Downloaded jsonrpc-server-utils v15.1.0
[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 wasmtime-profiling v0.22.0
[INFO] [stderr]   Downloaded cranelift-entity v0.69.0
[INFO] [stderr]   Downloaded sc-executor v0.9.0
[INFO] [stderr]   Downloaded tracing-futures v0.2.4
[INFO] [stderr]   Downloaded substrate-prometheus-endpoint v0.9.0
[INFO] [stderr]   Downloaded sp-state-machine v0.9.0
[INFO] [stderr]   Downloaded jsonrpc-core v15.1.0
[INFO] [stderr]   Downloaded jsonrpc-ipc-server v15.1.0
[INFO] [stderr]   Downloaded zstd-safe v2.0.6+zstd.1.4.7
[INFO] [stderr]   Downloaded async-executor v1.4.0
[INFO] [stderr]   Downloaded sp-blockchain v3.0.0
[INFO] [stderr]   Downloaded cargo-platform v0.1.1
[INFO] [stderr]   Downloaded sp-keyring v3.0.0
[INFO] [stderr]   Downloaded memoffset v0.6.1
[INFO] [stderr]   Downloaded wasmparser v0.71.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.69
[INFO] [stderr]   Downloaded wepoll-sys v3.0.1
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.1
[INFO] [stderr]   Downloaded pin-project v0.4.27
[INFO] [stderr]   Downloaded pin-project-internal v1.0.4
[INFO] [stderr]   Downloaded tokio v0.2.24
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.69
[INFO] [stderr]   Downloaded wasm-gc-api v0.1.11
[INFO] [stderr]   Downloaded substrate-wasm-builder v4.0.0
[INFO] [stderr]   Downloaded failure v0.1.8
[INFO] [stderr]   Downloaded sp-database v3.0.0
[INFO] [stderr]   Downloaded cargo_metadata v0.12.2
[INFO] [stderr]   Downloaded redox_syscall v0.2.4
[INFO] [stderr]   Downloaded parity-wasm v0.32.0
[INFO] [stderr]   Downloaded sp-inherents v3.0.0
[INFO] [stderr]   Downloaded tokio-codec v0.1.2
[INFO] [stderr]   Downloaded sc-rpc-server v3.0.0
[INFO] [stderr]   Downloaded erased-serde v0.3.13
[INFO] [stderr]   Downloaded sc-transaction-graph v3.0.0
[INFO] [stderr]   Downloaded sc-executor-common v0.9.0
[INFO] [stderr]   Downloaded errno-dragonfly v0.1.1
[INFO] [stderr]   Downloaded zstd v0.5.4+zstd.1.4.7
[INFO] [stderr]   Downloaded psm v0.1.12
[INFO] [stderr]   Downloaded wast v31.0.0
[INFO] [stderr]   Downloaded wat v1.0.32
[INFO] [stderr]   Downloaded wasmtime v0.22.0
[INFO] [stderr]   Downloaded sc-executor-wasmtime v0.9.0
[INFO] [stderr]   Downloaded sp-staking v3.0.0
[INFO] [stderr]   Downloaded frame-support v3.0.0
[INFO] [stderr]   Downloaded sp-version v3.0.0
[INFO] [stderr]   Downloaded sp-panic-handler v3.0.0
[INFO] [stderr]   Downloaded strum_macros v0.20.1
[INFO] [stderr]   Downloaded strum v0.20.0
[INFO] [stderr]   Downloaded rust-argon2 v0.8.3
[INFO] [stderr]   Downloaded sc-telemetry v3.0.0
[INFO] [stderr]   Downloaded sc-tracing-proc-macro v3.0.0
[INFO] [stderr]   Downloaded smallvec v0.6.14
[INFO] [stderr]   Downloaded futures-timer v2.0.2
[INFO] [stderr]   Downloaded intervalier v0.4.0
[INFO] [stderr]   Downloaded retain_mut v0.1.2
[INFO] [stderr]   Downloaded directories v3.0.1
[INFO] [stderr]   Downloaded memmap2 v0.2.1
[INFO] [stderr]   Downloaded parity-db v0.2.2
[INFO] [stderr] error: failed to download replaced source registry `crates-io`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   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.
[INFO] checking skylovead/homework against try#785364c7e5e0804473a3fddfb579798ea14e3493 for pr-114682
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskylovead%2Fhomework" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/skylovead/homework on toolchain 785364c7e5e0804473a3fddfb579798ea14e3493
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/skylovead/homework
[INFO] finished tweaking git repo https://github.com/skylovead/homework
[INFO] tweaked toml for git repo https://github.com/skylovead/homework written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/skylovead/homework 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" "+785364c7e5e0804473a3fddfb579798ea14e3493" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr] error: failed to download `parity-db v0.2.2`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   unable to get packages from source
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to download replaced source registry `crates-io`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   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'
[INFO] checking skylovead/homework against try#785364c7e5e0804473a3fddfb579798ea14e3493 for pr-114682
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskylovead%2Fhomework" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/skylovead/homework on toolchain 785364c7e5e0804473a3fddfb579798ea14e3493
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/skylovead/homework
[INFO] finished tweaking git repo https://github.com/skylovead/homework
[INFO] tweaked toml for git repo https://github.com/skylovead/homework written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/skylovead/homework 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" "+785364c7e5e0804473a3fddfb579798ea14e3493" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr] error: failed to download `parity-db v0.2.2`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   unable to get packages from source
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to download replaced source registry `crates-io`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   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'
[INFO] checking skylovead/homework against try#785364c7e5e0804473a3fddfb579798ea14e3493 for pr-114682
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskylovead%2Fhomework" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/skylovead/homework on toolchain 785364c7e5e0804473a3fddfb579798ea14e3493
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/skylovead/homework
[INFO] finished tweaking git repo https://github.com/skylovead/homework
[INFO] tweaked toml for git repo https://github.com/skylovead/homework written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/skylovead/homework 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" "+785364c7e5e0804473a3fddfb579798ea14e3493" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr] error: failed to download `parity-db v0.2.2`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   unable to get packages from source
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to download replaced source registry `crates-io`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   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'
[INFO] checking skylovead/homework against try#785364c7e5e0804473a3fddfb579798ea14e3493 for pr-114682
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskylovead%2Fhomework" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/skylovead/homework on toolchain 785364c7e5e0804473a3fddfb579798ea14e3493
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/skylovead/homework
[INFO] finished tweaking git repo https://github.com/skylovead/homework
[INFO] tweaked toml for git repo https://github.com/skylovead/homework written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/skylovead/homework 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" "+785364c7e5e0804473a3fddfb579798ea14e3493" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr] error: failed to download `parity-db v0.2.2`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   unable to get packages from source
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to download replaced source registry `crates-io`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   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'
[INFO] checking skylovead/homework against try#785364c7e5e0804473a3fddfb579798ea14e3493 for pr-114682
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskylovead%2Fhomework" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/skylovead/homework on toolchain 785364c7e5e0804473a3fddfb579798ea14e3493
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/skylovead/homework
[INFO] finished tweaking git repo https://github.com/skylovead/homework
[INFO] tweaked toml for git repo https://github.com/skylovead/homework written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/skylovead/homework 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" "+785364c7e5e0804473a3fddfb579798ea14e3493" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr] error: failed to download `parity-db v0.2.2`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   unable to get packages from source
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to download replaced source registry `crates-io`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   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.
