[INFO] cloning repository https://github.com/quilt/utxo-relayer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/quilt/utxo-relayer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquilt%2Futxo-relayer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquilt%2Futxo-relayer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c82616392445043669c7d12c33f062dec36a5d10
[INFO] building quilt/utxo-relayer against master#a7f375789bab1a4e4a291c963081a8ca7d2b6bd7 for pr-93180
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquilt%2Futxo-relayer" "/workspace/builds/worker-20/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-20/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/quilt/utxo-relayer on toolchain a7f375789bab1a4e4a291c963081a8ca7d2b6bd7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7f375789bab1a4e4a291c963081a8ca7d2b6bd7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-20/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/quilt/utxo-relayer
[INFO] finished tweaking git repo https://github.com/quilt/utxo-relayer
[INFO] tweaked toml for git repo https://github.com/quilt/utxo-relayer written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate git repo https://github.com/quilt/utxo-relayer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7f375789bab1a4e4a291c963081a8ca7d2b6bd7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/gakonst/ethers-rs`
[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+a7f375789bab1a4e4a291c963081a8ca7d2b6bd7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3723483ee333707fb9124155b8edc901182bd3794a421518018f7edc52f2e594
[INFO] running `Command { std: "docker" "start" "-a" "3723483ee333707fb9124155b8edc901182bd3794a421518018f7edc52f2e594", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3723483ee333707fb9124155b8edc901182bd3794a421518018f7edc52f2e594", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3723483ee333707fb9124155b8edc901182bd3794a421518018f7edc52f2e594", kill_on_drop: false }`
[INFO] [stdout] 3723483ee333707fb9124155b8edc901182bd3794a421518018f7edc52f2e594
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+a7f375789bab1a4e4a291c963081a8ca7d2b6bd7" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf5654ab787b9800fb1a7b0da2fdc05d1b18f68762f5446fa9ff0d44911dcad5
[INFO] running `Command { std: "docker" "start" "-a" "bf5654ab787b9800fb1a7b0da2fdc05d1b18f68762f5446fa9ff0d44911dcad5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling ethbloom v0.9.2
[INFO] [stderr]    Compiling serde-aux v0.6.1
[INFO] [stderr]    Compiling hyper v0.13.7
[INFO] [stderr]    Compiling impl-codec v0.4.2
[INFO] [stderr]    Compiling primitive-types v0.7.2
[INFO] [stderr]    Compiling ethereum-types v0.9.2
[INFO] [stderr]    Compiling hyper-rustls v0.21.0
[INFO] [stderr]    Compiling reqwest v0.10.7
[INFO] [stderr]    Compiling ethabi-next v12.0.1
[INFO] [stderr]    Compiling ethers-core v0.1.3 (https://github.com/gakonst/ethers-rs?rev=6197d8bb1275b1630ffe055815784ac86bb5cbe9#6197d8bb)
[INFO] [stderr]    Compiling ethers-contract-abigen v0.1.3 (https://github.com/gakonst/ethers-rs?rev=6197d8bb1275b1630ffe055815784ac86bb5cbe9#6197d8bb)
[INFO] [stderr]    Compiling ethers-providers v0.1.3 (https://github.com/gakonst/ethers-rs?rev=6197d8bb1275b1630ffe055815784ac86bb5cbe9#6197d8bb)
[INFO] [stderr]    Compiling ethers-contract-derive v0.1.3 (https://github.com/gakonst/ethers-rs?rev=6197d8bb1275b1630ffe055815784ac86bb5cbe9#6197d8bb)
[INFO] [stderr]    Compiling ethers-signers v0.1.3 (https://github.com/gakonst/ethers-rs?rev=6197d8bb1275b1630ffe055815784ac86bb5cbe9#6197d8bb)
[INFO] [stderr]    Compiling ethers-contract v0.1.3 (https://github.com/gakonst/ethers-rs?rev=6197d8bb1275b1630ffe055815784ac86bb5cbe9#6197d8bb)
[INFO] [stderr]    Compiling ethers v0.1.3 (https://github.com/gakonst/ethers-rs?rev=6197d8bb1275b1630ffe055815784ac86bb5cbe9#6197d8bb)
[INFO] [stderr]    Compiling relayer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `peek`
[INFO] [stdout]   --> src/pool.rs:99:12
[INFO] [stdout]    |
[INFO] [stdout] 99 |     pub fn peek(&self) -> Option<&T> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `replace`
[INFO] [stdout]    --> src/pool.rs:169:12
[INFO] [stdout]     |
[INFO] [stdout] 169 |     pub fn replace(&mut self, item: T) {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `split`
[INFO] [stdout]    --> src/pool.rs:268:12
[INFO] [stdout]     |
[INFO] [stdout] 268 |     pub fn split(self) -> (Deposit, U256) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `max_len`
[INFO] [stdout]    --> src/pool.rs:275:5
[INFO] [stdout]     |
[INFO] [stdout] 275 |     max_len: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `DepositPool` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/pool.rs:273:10
[INFO] [stdout]     |
[INFO] [stdout] 273 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `by_id`
[INFO] [stdout]    --> src/pool.rs:276:5
[INFO] [stdout]     |
[INFO] [stdout] 276 |     by_id: HashMap<U256, Arc<Identified>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `DepositPool` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/pool.rs:273:10
[INFO] [stdout]     |
[INFO] [stdout] 273 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `insert`
[INFO] [stdout]    --> src/pool.rs:297:12
[INFO] [stdout]     |
[INFO] [stdout] 297 |     pub fn insert(&mut self, item: Identified) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `id`
[INFO] [stdout]    --> src/ui.rs:197:12
[INFO] [stdout]     |
[INFO] [stdout] 197 |     pub fn id(&self) -> u8 {
[INFO] [stdout]     |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `print_thread`
[INFO] [stdout]    --> src/ui.rs:208:5
[INFO] [stdout]     |
[INFO] [stdout] 208 |     print_thread: JoinHandle<()>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `Ui` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/ui.rs:206:10
[INFO] [stdout]     |
[INFO] [stdout] 206 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `read_thread`
[INFO] [stdout]    --> src/ui.rs:209:5
[INFO] [stdout]     |
[INFO] [stdout] 209 |     read_thread: JoinHandle<()>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `Ui` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/ui.rs:206:10
[INFO] [stdout]     |
[INFO] [stdout] 206 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] running `Command { std: "docker" "inspect" "bf5654ab787b9800fb1a7b0da2fdc05d1b18f68762f5446fa9ff0d44911dcad5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf5654ab787b9800fb1a7b0da2fdc05d1b18f68762f5446fa9ff0d44911dcad5", kill_on_drop: false }`
[INFO] [stdout] bf5654ab787b9800fb1a7b0da2fdc05d1b18f68762f5446fa9ff0d44911dcad5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+a7f375789bab1a4e4a291c963081a8ca7d2b6bd7" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b81bedb21d91e216c95d52cb6cdc462db797d48cd0fb98f4cb20934ca0f8cf04
[INFO] running `Command { std: "docker" "start" "-a" "b81bedb21d91e216c95d52cb6cdc462db797d48cd0fb98f4cb20934ca0f8cf04", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling relayer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `replace`
[INFO] [stdout]    --> src/pool.rs:169:12
[INFO] [stdout]     |
[INFO] [stdout] 169 |     pub fn replace(&mut self, item: T) {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `split`
[INFO] [stdout]    --> src/pool.rs:268:12
[INFO] [stdout]     |
[INFO] [stdout] 268 |     pub fn split(self) -> (Deposit, U256) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `max_len`
[INFO] [stdout]    --> src/pool.rs:275:5
[INFO] [stdout]     |
[INFO] [stdout] 275 |     max_len: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `DepositPool` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/pool.rs:273:10
[INFO] [stdout]     |
[INFO] [stdout] 273 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `by_id`
[INFO] [stdout]    --> src/pool.rs:276:5
[INFO] [stdout]     |
[INFO] [stdout] 276 |     by_id: HashMap<U256, Arc<Identified>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `DepositPool` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/pool.rs:273:10
[INFO] [stdout]     |
[INFO] [stdout] 273 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `insert`
[INFO] [stdout]    --> src/pool.rs:297:12
[INFO] [stdout]     |
[INFO] [stdout] 297 |     pub fn insert(&mut self, item: Identified) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `one`
[INFO] [stdout]    --> src/pool.rs:322:12
[INFO] [stdout]     |
[INFO] [stdout] 322 |         fn one<T, U>(gasprice: T, input0: U) -> Self
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `id`
[INFO] [stdout]    --> src/ui.rs:197:12
[INFO] [stdout]     |
[INFO] [stdout] 197 |     pub fn id(&self) -> u8 {
[INFO] [stdout]     |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `print_thread`
[INFO] [stdout]    --> src/ui.rs:208:5
[INFO] [stdout]     |
[INFO] [stdout] 208 |     print_thread: JoinHandle<()>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `Ui` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/ui.rs:206:10
[INFO] [stdout]     |
[INFO] [stdout] 206 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `read_thread`
[INFO] [stdout]    --> src/ui.rs:209:5
[INFO] [stdout]     |
[INFO] [stdout] 209 |     read_thread: JoinHandle<()>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `Ui` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/ui.rs:206:10
[INFO] [stdout]     |
[INFO] [stdout] 206 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.70s
[INFO] running `Command { std: "docker" "inspect" "b81bedb21d91e216c95d52cb6cdc462db797d48cd0fb98f4cb20934ca0f8cf04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b81bedb21d91e216c95d52cb6cdc462db797d48cd0fb98f4cb20934ca0f8cf04", kill_on_drop: false }`
[INFO] [stdout] b81bedb21d91e216c95d52cb6cdc462db797d48cd0fb98f4cb20934ca0f8cf04