[INFO] updating cached repository https://github.com/paritytech/substrate
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/paritytech/substrate
[INFO] [stderr]  - [deleted]             (none)     -> andre/filter-telemetry-events
[INFO] [stderr]  - [deleted]             (none)     -> ashley-grandpa-futures
[INFO] [stderr]  - [deleted]             (none)     -> ashley-polkadot-wasm-diverged
[INFO] [stderr]  - [deleted]             (none)     -> gui-staking-fix-wrong-reward-attribution
[INFO] [stderr]  - [deleted]             (none)     -> nv-client-spec
[INFO] [stderr]  - [deleted]             (none)     -> nv-remove-tag
[INFO] [stderr]  - [deleted]             (none)     -> nv-txgraph-asynctify-2
[INFO] [stderr]  - [deleted]             (none)     -> sp-consensus-intermediate
[INFO] [stderr]    19c8b389a..29b70b80e  ashley-more-futures         -> ashley-more-futures
[INFO] [stderr]    b91a79712..9ba7353a4  ashley-polkadot-wasm        -> ashley-polkadot-wasm
[INFO] [stderr]    d2bba6114..5d56d936c  ashley-prometheus           -> ashley-prometheus
[INFO] [stderr]  + 323749ce5...93fd4ceb5 cecton-cli-refactoring      -> cecton-cli-refactoring  (forced update)
[INFO] [stderr]  * [new branch]          cecton-cumulus-branch       -> cecton-cumulus-branch
[INFO] [stderr]    359076941..c088756ee  gav-lazy-rewards            -> gav-lazy-rewards
[INFO] [stderr]    73ad7ec0a..4774820cf  gav-refactor-balances       -> gav-refactor-balances
[INFO] [stderr]  + 930c00bee...4a5732b70 gui-impl-fee-tip-distinctly -> gui-impl-fee-tip-distinctly  (forced update)
[INFO] [stderr]  * [new branch]          gui-impl-fee-tip-distinctly-2 -> gui-impl-fee-tip-distinctly-2
[INFO] [stderr]    8af00b849..9a12d7ca6  joshy-kill-frame-consensus  -> joshy-kill-frame-consensus
[INFO] [stderr]    35a78722c..2bbdec44c  kiz-offchain-phragmen-4     -> kiz-offchain-phragmen-4
[INFO] [stderr]    ef970571c..6cd538f8f  master                      -> master
[INFO] [stderr]    f4f05b8c6..24d185542  md-bench                    -> md-bench
[INFO] [stderr]  + f30cec913...b207696c0 nv-txqueue-shrink-good      -> nv-txqueue-shrink-good  (forced update)
[INFO] [stderr]  * [new branch]          nv-txqueue-tame-propagation -> nv-txqueue-tame-propagation
[INFO] [stderr]  * [new branch]          nv-txqueue-tests-update     -> nv-txqueue-tests-update
[INFO] [stderr]    14720148e..6cd538f8f  polkadot-master             -> polkadot-master
[INFO] [stderr]  * [new branch]          polkadot-master-0.7.18      -> polkadot-master-0.7.18
[INFO] [stderr]  * [new branch]          ricardo-peer-id-subkey      -> ricardo-peer-id-subkey
[INFO] [stderr]    5ef036f1d..d6f5cefd1  ser-contract-weights-2      -> ser-contract-weights-2
[INFO] [stderr]  * [new branch]          ser-dirty-wasmtime-allow-imports -> ser-dirty-wasmtime-allow-imports
[INFO] [stderr]  * [new branch]          ser-rent-refactor           -> ser-rent-refactor
[INFO] [stderr]    215665516..5a310bfc7  ser-wasmtime-api            -> ser-wasmtime-api
[INFO] [stderr]  * [new branch]          seun-babe-event-stream      -> seun-babe-event-stream
[INFO] [stderr]  * [new branch]          seun-babe-rpc               -> seun-babe-rpc
[INFO] [stderr]  + 041ea8ad8...4d853a9e4 seun-instant-seal           -> seun-instant-seal  (forced update)
[INFO] [stderr]    fbb242b37..02ea2a5ec  sp-habe                     -> sp-habe
[INFO] [stderr]    bf8ed3bf2..8fe1161aa  td-inspect                  -> td-inspect
[INFO] [stderr]  * [new branch]          td-offchain-call-ext        -> td-offchain-call-ext
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6cd538f8f77862c5c5379a1808871e0a28347baf
[ERROR] this task or one of its parent failed!
[ERROR] overridden task result to broken:cargo-toml
[ERROR] caused by: invalid Cargo.toml syntax
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.