[INFO] cloning repository https://github.com/dibbydoda/RustArb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dibbydoda/RustArb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdibbydoda%2FRustArb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdibbydoda%2FRustArb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 82285581621bf388397d45ac28839069ea21f187
[INFO] checking dibbydoda/RustArb against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdibbydoda%2FRustArb" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dibbydoda/RustArb
[INFO] finished tweaking git repo https://github.com/dibbydoda/RustArb
[INFO] tweaked toml for git repo https://github.com/dibbydoda/RustArb written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dibbydoda/RustArb on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dibbydoda/RustArb 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/paritytech/frontier`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num_cpus v1.14.0
[INFO] [stderr]   Downloaded once_cell v1.16.0
[INFO] [stderr]   Downloaded serde_derive v1.0.149
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[INFO] [stderr]   Downloaded radium v0.3.0
[INFO] [stderr]   Downloaded home v0.5.4
[INFO] [stderr]   Downloaded deadpool-sync v0.1.0
[INFO] [stderr]   Downloaded bech32 v0.7.3
[INFO] [stderr]   Downloaded serde-aux v4.1.2
[INFO] [stderr]   Downloaded cargo_metadata v0.15.2
[INFO] [stderr]   Downloaded globset v0.4.10
[INFO] [stderr]   Downloaded ethers-addressbook v1.0.2
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[INFO] [stderr]   Downloaded hashlink v0.8.1
[INFO] [stderr]   Downloaded deadpool-sqlite v0.5.0
[INFO] [stderr]   Downloaded coins-bip39 v0.7.0
[INFO] [stderr]   Downloaded ethers-contract-derive v1.0.2
[INFO] [stderr]   Downloaded coins-core v0.7.0
[INFO] [stderr]   Downloaded dunce v1.0.3
[INFO] [stderr]   Downloaded solang-parser v0.1.18
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[INFO] [stderr]   Downloaded ethers-contract-abigen v1.0.2
[INFO] [stderr]   Downloaded ethers-etherscan v1.0.2
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[INFO] [stderr]   Downloaded ethers-middleware v1.0.2
[INFO] [stderr]   Downloaded ethers-providers v1.0.2
[INFO] [stderr]   Downloaded ethers v1.0.2
[INFO] [stderr]   Downloaded ethers-contract v1.0.2
[INFO] [stderr]   Downloaded serde_json v1.0.89
[INFO] [stderr]   Downloaded bitvec v0.17.4
[INFO] [stderr]   Downloaded ethers-core v1.0.2
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[INFO] [stderr]   Downloaded clap v3.2.23
[INFO] [stderr]   Downloaded lalrpop v0.19.8
[INFO] [stderr]   Downloaded svm-rs v0.2.18
[INFO] [stderr]   Downloaded ws_stream_wasm v0.7.3
[INFO] [stderr]   Downloaded ena v0.14.0
[INFO] [stderr]   Downloaded console v0.15.2
[INFO] [stderr]   Downloaded ipnet v2.6.0
[INFO] [stderr]   Downloaded semver v1.0.14
[INFO] [stderr]   Downloaded cipher v0.4.3
[INFO] [stderr]   Downloaded auto_impl v1.0.1
[INFO] [stderr]   Downloaded dialoguer v0.8.0
[INFO] [stderr]   Downloaded ethers-signers v1.0.2
[INFO] [stderr]   Downloaded lalrpop-util v0.19.8
[INFO] [stderr]   Downloaded async-trait v0.1.61
[INFO] [stderr]   Downloaded ethers-solc v1.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c75344c50206dd22f114f7ecd6d509ef54ac4b5dece698aba4c045076d75bdfd
[INFO] running `Command { std: "docker" "start" "-a" "c75344c50206dd22f114f7ecd6d509ef54ac4b5dece698aba4c045076d75bdfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c75344c50206dd22f114f7ecd6d509ef54ac4b5dece698aba4c045076d75bdfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c75344c50206dd22f114f7ecd6d509ef54ac4b5dece698aba4c045076d75bdfd", kill_on_drop: false }`
[INFO] [stdout] c75344c50206dd22f114f7ecd6d509ef54ac4b5dece698aba4c045076d75bdfd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d41bbbf902bc5e8ac585b20700c9b0e1867e06f62d9b2696f954026b070de77c
[INFO] running `Command { std: "docker" "start" "-a" "d41bbbf902bc5e8ac585b20700c9b0e1867e06f62d9b2696f954026b070de77c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling serde_derive v1.0.149
[INFO] [stderr]    Compiling serde v1.0.149
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling cc v1.0.77
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]     Checking itoa v1.0.4
[INFO] [stderr]     Checking cpufeatures v0.2.5
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking num_cpus v1.14.0
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling quote v1.0.21
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[INFO] [stderr]     Checking signal-hook-registry v1.4.0
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[INFO] [stderr]    Compiling futures-task v0.3.25
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[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]     Checking zeroize v1.5.7
[INFO] [stderr]    Compiling serde_json v1.0.89
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking futures-io v0.3.25
[INFO] [stderr]     Checking base64ct v1.5.3
[INFO] [stderr]    Compiling futures-util v0.3.25
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[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling rustls v0.20.7
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking byte-slice-cast v1.2.2
[INFO] [stderr]     Checking keccak v0.1.3
[INFO] [stderr]    Compiling semver v1.0.14
[INFO] [stderr]     Checking const-oid v0.9.1
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[INFO] [stderr]     Checking block-buffer v0.10.3
[INFO] [stderr]     Checking der v0.6.1
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[INFO] [stderr]    Compiling tiny-keccak v2.0.2
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[INFO] [stderr]    Compiling rustversion v1.0.11
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[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking signature v1.6.4
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]    Compiling async-trait v0.1.61
[INFO] [stderr]     Checking rfc6979 v0.3.1
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[INFO] [stderr]    Compiling tokio v1.23.0
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[INFO] [stderr]    Compiling untrusted v0.7.1
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[INFO] [stderr]     Checking url v2.3.1
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[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling ryu v1.0.11
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[INFO] [stderr]     Checking convert_case v0.6.0
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[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]     Checking rustls-pemfile v1.0.1
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[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
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[INFO] [stderr]    Compiling pin-project-internal v1.0.12
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[INFO] [stderr]    Compiling encoding_rs v0.8.31
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[INFO] [stderr]     Checking rayon v1.6.1
[INFO] [stderr]    Compiling jsonrpsee-proc-macros v0.16.2
[INFO] [stderr]    Compiling auto_impl v0.5.0
[INFO] [stderr]     Checking md-5 v0.10.5
[INFO] [stderr]     Checking ethers-signers v1.0.2
[INFO] [stderr]     Checking hash256-std-hasher v0.15.2
[INFO] [stderr]    Compiling solang-parser v0.1.18
[INFO] [stderr]     Checking hashlink v0.8.1
[INFO] [stderr]     Checking futures-locks v0.7.1
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking path-slash v0.2.1
[INFO] [stderr]     Checking ethereum v0.14.0
[INFO] [stderr]     Checking ethers-addressbook v1.0.2
[INFO] [stderr]     Checking deadpool-sync v0.1.0
[INFO] [stderr]    Compiling hyper-rustls v0.23.2
[INFO] [stderr]    Compiling reqwest v0.11.13
[INFO] [stderr]     Checking jsonrpsee-core v0.16.2
[INFO] [stderr]     Checking jsonrpsee-server v0.16.2
[INFO] [stderr]     Checking ethers-contract-abigen v1.0.2
[INFO] [stderr]     Checking ethers-providers v1.0.2
[INFO] [stderr]     Checking ethers-etherscan v1.0.2
[INFO] [stderr]     Checking svm-rs v0.2.18
[INFO] [stderr]     Checking jsonrpsee v0.16.2
[INFO] [stderr]     Checking fc-rpc-core v1.1.0-dev (https://github.com/paritytech/frontier?branch=master#4afc9d41)
[INFO] [stderr]    Compiling ethers-contract-derive v1.0.2
[INFO] [stderr]     Checking rusqlite v0.28.0
[INFO] [stderr]     Checking deadpool-sqlite v0.5.0
[INFO] [stderr]     Checking ethers-contract v1.0.2
[INFO] [stderr]     Checking ethers-middleware v1.0.2
[INFO] [stderr]     Checking ethers-solc v1.0.2
[INFO] [stderr]     Checking ethers v1.0.2
[INFO] [stderr]     Checking arb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/txpool.rs:268:23
[INFO] [stdout]     |
[INFO] [stdout] 268 |         for (address, mut trade) in self.trades.iter_mut() {
[INFO] [stdout]     |                       ----^^^^^
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/txpool.rs:268:23
[INFO] [stdout]     |
[INFO] [stdout] 268 |         for (address, mut trade) in self.trades.iter_mut() {
[INFO] [stdout]     |                       ----^^^^^
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `output` is never read
[INFO] [stdout]   --> src/trade.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct PossibleArbitrage {
[INFO] [stdout]    |            ----------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub output: U256,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PossibleArbitrage` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `to` and `from` are never read
[INFO] [stdout]   --> src/trade.rs:97:9
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub struct Trade {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 96 |     pub tx_hash: H256,
[INFO] [stdout] 97 |     pub to: Address,
[INFO] [stdout]    |         ^^
[INFO] [stdout] 98 |     pub from: Address,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Trade` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `to` is never read
[INFO] [stdout]    --> src/trade.rs:195:5
[INFO] [stdout]     |
[INFO] [stdout] 191 | pub struct SwapForExact {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 195 |     to: Address,
[INFO] [stdout]     |     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SwapForExact` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `to` is never read
[INFO] [stdout]    --> src/trade.rs:228:5
[INFO] [stdout]     |
[INFO] [stdout] 224 | pub struct SwapExact {
[INFO] [stdout]     |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 228 |     to: Address,
[INFO] [stdout]     |     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SwapExact` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `client` is never read
[INFO] [stdout]    --> src/txpool.rs:164:5
[INFO] [stdout]     |
[INFO] [stdout] 163 | struct Watcher<'a> {
[INFO] [stdout]     |        ------- field in this struct
[INFO] [stdout] 164 |     client: &'a Provider<Ws>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/txpool.rs:242:9
[INFO] [stdout]     |
[INFO] [stdout] 242 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] 243 |         transactions: Vec<Transaction>,
[INFO] [stdout] 244 |     ) -> Vec<FilteredTransactions> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 244 |     ) -> Vec<FilteredTransactions<'_>> {
[INFO] [stdout]     |                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/v2protocol.rs:436:12
[INFO] [stdout]     |
[INFO] [stdout] 433 |     protocols: Values<'a, H160, Protocol>,
[INFO] [stdout]     |                       -- the lifetime is named here
[INFO] [stdout] 434 | ) -> FlatMap<
[INFO] [stdout] 435 |     Values<'a, Address, Protocol>,
[INFO] [stdout]     |            -- the same lifetime is named here
[INFO] [stdout] 436 |     Values<'_, (Address, Address), Pair>,
[INFO] [stdout]     |            ^^ the same lifetime is elided here
[INFO] [stdout] 437 |     fn(&'a Protocol) -> Values<'_, (Address, Address), Pair>,
[INFO] [stdout]     |         --                     ^^ the same lifetime is elided here
[INFO] [stdout]     |         |
[INFO] [stdout]     |         the same lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 436 ~     Values<'a, (Address, Address), Pair>,
[INFO] [stdout] 437 ~     fn(&'a Protocol) -> Values<'a, (Address, Address), Pair>,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `output` is never read
[INFO] [stdout]   --> src/trade.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct PossibleArbitrage {
[INFO] [stdout]    |            ----------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub output: U256,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PossibleArbitrage` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `to` and `from` are never read
[INFO] [stdout]   --> src/trade.rs:97:9
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub struct Trade {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 96 |     pub tx_hash: H256,
[INFO] [stdout] 97 |     pub to: Address,
[INFO] [stdout]    |         ^^
[INFO] [stdout] 98 |     pub from: Address,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Trade` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `to` is never read
[INFO] [stdout]    --> src/trade.rs:195:5
[INFO] [stdout]     |
[INFO] [stdout] 191 | pub struct SwapForExact {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 195 |     to: Address,
[INFO] [stdout]     |     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SwapForExact` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `to` is never read
[INFO] [stdout]    --> src/trade.rs:228:5
[INFO] [stdout]     |
[INFO] [stdout] 224 | pub struct SwapExact {
[INFO] [stdout]     |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 228 |     to: Address,
[INFO] [stdout]     |     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SwapExact` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `client` is never read
[INFO] [stdout]    --> src/txpool.rs:164:5
[INFO] [stdout]     |
[INFO] [stdout] 163 | struct Watcher<'a> {
[INFO] [stdout]     |        ------- field in this struct
[INFO] [stdout] 164 |     client: &'a Provider<Ws>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/txpool.rs:242:9
[INFO] [stdout]     |
[INFO] [stdout] 242 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] 243 |         transactions: Vec<Transaction>,
[INFO] [stdout] 244 |     ) -> Vec<FilteredTransactions> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 244 |     ) -> Vec<FilteredTransactions<'_>> {
[INFO] [stdout]     |                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/v2protocol.rs:436:12
[INFO] [stdout]     |
[INFO] [stdout] 433 |     protocols: Values<'a, H160, Protocol>,
[INFO] [stdout]     |                       -- the lifetime is named here
[INFO] [stdout] 434 | ) -> FlatMap<
[INFO] [stdout] 435 |     Values<'a, Address, Protocol>,
[INFO] [stdout]     |            -- the same lifetime is named here
[INFO] [stdout] 436 |     Values<'_, (Address, Address), Pair>,
[INFO] [stdout]     |            ^^ the same lifetime is elided here
[INFO] [stdout] 437 |     fn(&'a Protocol) -> Values<'_, (Address, Address), Pair>,
[INFO] [stdout]     |         --                     ^^ the same lifetime is elided here
[INFO] [stdout]     |         |
[INFO] [stdout]     |         the same lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 436 ~     Values<'a, (Address, Address), Pair>,
[INFO] [stdout] 437 ~     fn(&'a Protocol) -> Values<'a, (Address, Address), Pair>,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4m 12s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: lalrpop v0.19.8
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "d41bbbf902bc5e8ac585b20700c9b0e1867e06f62d9b2696f954026b070de77c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d41bbbf902bc5e8ac585b20700c9b0e1867e06f62d9b2696f954026b070de77c", kill_on_drop: false }`
[INFO] [stdout] d41bbbf902bc5e8ac585b20700c9b0e1867e06f62d9b2696f954026b070de77c
