[INFO] updating cached repository tomusdrw/eth-tx-fee-bumper
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/tomusdrw/eth-tx-fee-bumper
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/tomusdrw/eth-tx-fee-bumper" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/tomusdrw/eth-tx-fee-bumper"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/tomusdrw/eth-tx-fee-bumper'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tomusdrw/eth-tx-fee-bumper" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/tomusdrw/eth-tx-fee-bumper"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/tomusdrw/eth-tx-fee-bumper'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 713e1f523c319653f1bb91780a13e3cf6865da15
[INFO] sha for GitHub repo tomusdrw/eth-tx-fee-bumper: 713e1f523c319653f1bb91780a13e3cf6865da15
[INFO] validating manifest of tomusdrw/eth-tx-fee-bumper on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tomusdrw/eth-tx-fee-bumper on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing tomusdrw/eth-tx-fee-bumper
[INFO] finished frobbing tomusdrw/eth-tx-fee-bumper
[INFO] frobbed toml for tomusdrw/eth-tx-fee-bumper written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/tomusdrw/eth-tx-fee-bumper/Cargo.toml
[INFO] started frobbing tomusdrw/eth-tx-fee-bumper
[INFO] finished frobbing tomusdrw/eth-tx-fee-bumper
[INFO] frobbed toml for tomusdrw/eth-tx-fee-bumper written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/tomusdrw/eth-tx-fee-bumper/Cargo.toml
[INFO] crate tomusdrw/eth-tx-fee-bumper already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking tomusdrw/eth-tx-fee-bumper against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-3/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/tomusdrw/eth-tx-fee-bumper:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 49d7e0385ab114731ede1c6d25b4df49962a26579148a5b5480e703232844f69
[INFO] running `"docker" "start" "-a" "49d7e0385ab114731ede1c6d25b4df49962a26579148a5b5480e703232844f69"`
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling heapsize v0.4.2
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]     Checking rustc-hex v1.0.0
[INFO] [stderr]     Checking rustc-hex v2.0.1
[INFO] [stderr]     Checking parity-bytes v0.1.0
[INFO] [stderr]     Checking edit-distance v2.0.1
[INFO] [stderr]     Checking mem v0.1.0 (https://github.com/paritytech/parity-ethereum#403c07c3)
[INFO] [stderr]     Checking unexpected v0.1.0 (https://github.com/paritytech/parity-ethereum#403c07c3)
[INFO] [stderr]     Checking smallvec v0.4.5
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]     Checking rpassword v2.0.0
[INFO] [stderr]    Compiling eth-secp256k1 v0.5.7 (https://github.com/paritytech/rust-secp256k1#db81cfea)
[INFO] [stderr]     Checking itertools v0.5.10
[INFO] [stderr]     Checking app_dirs v1.2.1 (https://github.com/paritytech/app-dirs-rs#0b37f948)
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking lock_api v0.1.3
[INFO] [stderr]     Checking ethereum-types-serialize v0.2.1
[INFO] [stderr]     Checking serde_json v1.0.28
[INFO] [stderr]     Checking rust-crypto v0.2.36
[INFO] [stderr]    Compiling syn v0.15.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking tiny-keccak v1.4.2
[INFO] [stderr]     Checking plain_hasher v0.2.0
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking fixed-hash v0.2.2
[INFO] [stderr]     Checking elastic-array v0.10.0
[INFO] [stderr]     Checking uint v0.4.1
[INFO] [stderr]     Checking memory-cache v0.1.0 (https://github.com/paritytech/parity-ethereum#403c07c3)
[INFO] [stderr]     Checking parity-wordlist v1.2.0
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]     Checking ethbloom v0.5.0
[INFO] [stderr]     Checking hashdb v0.2.1
[INFO] [stderr]     Checking kvdb v0.1.0
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]     Checking patricia-trie v0.2.2
[INFO] [stderr]     Checking ethereum-types v0.4.0
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]     Checking keccak-hasher v0.1.1 (https://github.com/paritytech/parity-ethereum#403c07c3)
[INFO] [stderr]     Checking keccak-hash v0.1.2
[INFO] [stderr]     Checking rlp v0.2.4
[INFO] [stderr]     Checking fastmap v0.1.0 (https://github.com/paritytech/parity-ethereum#403c07c3)
[INFO] [stderr]    Compiling ring v0.12.1
[INFO] [stderr]     Checking memorydb v0.2.1
[INFO] [stderr]     Checking patricia-trie-ethereum v0.1.0 (https://github.com/paritytech/parity-ethereum#403c07c3)
[INFO] [stderr]    Compiling serde_derive v1.0.79
[INFO] [stderr]    Compiling rlp_derive v0.1.0 (https://github.com/paritytech/parity-ethereum#403c07c3)
[INFO] [stderr]     Checking journaldb v0.2.0 (https://github.com/paritytech/parity-ethereum#403c07c3)
[INFO] [stderr]     Checking dir v0.1.2 (https://github.com/paritytech/parity-ethereum#403c07c3)
[INFO] [stderr]     Checking parity-crypto v0.1.0
[INFO] [stderr]     Checking ethjson v0.1.0 (https://github.com/paritytech/parity-ethereum#403c07c3)
[INFO] [stderr]     Checking ethkey v0.3.0 (https://github.com/paritytech/parity-ethereum#403c07c3)
[INFO] [stderr]     Checking ethstore v0.2.0 (https://github.com/paritytech/parity-ethereum#403c07c3)
[INFO] [stderr]     Checking common-types v0.1.0 (https://github.com/paritytech/parity-ethereum#403c07c3)
[INFO] [stderr]     Checking vm v0.1.0 (https://github.com/paritytech/parity-ethereum#403c07c3)
[INFO] [stderr]     Checking evm v0.1.0 (https://github.com/paritytech/parity-ethereum#403c07c3)
[INFO] [stderr]     Checking ethcore-transaction v0.1.0 (https://github.com/paritytech/parity-ethereum#403c07c3)
[INFO] [stderr]     Checking tx-fee-bumper v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `address`
[INFO] [stderr]   --> src/main.rs:44:14
[INFO] [stderr]    |
[INFO] [stderr] 44 |     let (tx, address, _) = SignedTransaction::new(tx).map_err(debug)?.deconstruct();
[INFO] [stderr]    |              ^^^^^^^ help: consider prefixing with an underscore: `_address`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `address`
[INFO] [stderr]   --> src/main.rs:44:14
[INFO] [stderr]    |
[INFO] [stderr] 44 |     let (tx, address, _) = SignedTransaction::new(tx).map_err(debug)?.deconstruct();
[INFO] [stderr]    |              ^^^^^^^ help: consider prefixing with an underscore: `_address`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 19s
[INFO] running `"docker" "inspect" "49d7e0385ab114731ede1c6d25b4df49962a26579148a5b5480e703232844f69"`
[INFO] running `"docker" "rm" "-f" "49d7e0385ab114731ede1c6d25b4df49962a26579148a5b5480e703232844f69"`
[INFO] [stdout] 49d7e0385ab114731ede1c6d25b4df49962a26579148a5b5480e703232844f69