[INFO] cloning repository https://github.com/Simperby-Ethcon/realyer-1
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Simperby-Ethcon/realyer-1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSimperby-Ethcon%2Frealyer-1", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSimperby-Ethcon%2Frealyer-1'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cbdd6fe4f77f315874f3242e8d1175f1a21519e4
[INFO] checking Simperby-Ethcon/realyer-1 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSimperby-Ethcon%2Frealyer-1" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Simperby-Ethcon/realyer-1 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Simperby-Ethcon/realyer-1
[INFO] finished tweaking git repo https://github.com/Simperby-Ethcon/realyer-1
[INFO] tweaked toml for git repo https://github.com/Simperby-Ethcon/realyer-1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Simperby-Ethcon/realyer-1 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" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ethers v2.0.9
[INFO] [stderr]   Downloaded dotenv_codegen v0.15.0
[INFO] [stderr]   Downloaded dotenvy_macro v0.15.7
[INFO] [stderr]   Downloaded dotenv_codegen_implementation v0.15.0
[INFO] [stderr]   Downloaded ethers-addressbook v2.0.9
[INFO] [stderr]   Downloaded ethers-signers v2.0.9
[INFO] [stderr]   Downloaded enr v0.9.0
[INFO] [stderr]   Downloaded const-hex v1.8.0
[INFO] [stderr]   Downloaded ethers-contract-derive v2.0.9
[INFO] [stderr]   Downloaded ethers-etherscan v2.0.9
[INFO] [stderr]   Downloaded ethers-middleware v2.0.9
[INFO] [stderr]   Downloaded prettyplease v0.2.12
[INFO] [stderr]   Downloaded ethers-solc v2.0.9
[INFO] [stderr]   Downloaded ethers-contract-abigen v2.0.9
[INFO] [stderr]   Downloaded ethers-contract v2.0.9
[INFO] [stderr]   Downloaded solang-parser v0.3.1
[INFO] [stderr]   Downloaded ethers-core v2.0.9
[INFO] [stderr]   Downloaded ethers-providers v2.0.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 560e3d7e5251d6d7e7cc4ea74d7a1ae3b8fe1b391c70eefbe3fcd3755a4f8b2c
[INFO] running `Command { std: "docker" "start" "-a" "560e3d7e5251d6d7e7cc4ea74d7a1ae3b8fe1b391c70eefbe3fcd3755a4f8b2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "560e3d7e5251d6d7e7cc4ea74d7a1ae3b8fe1b391c70eefbe3fcd3755a4f8b2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "560e3d7e5251d6d7e7cc4ea74d7a1ae3b8fe1b391c70eefbe3fcd3755a4f8b2c", kill_on_drop: false }`
[INFO] [stdout] 560e3d7e5251d6d7e7cc4ea74d7a1ae3b8fe1b391c70eefbe3fcd3755a4f8b2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 121611b6a85b3791b2e521ca3684c3b1bef927b786041e90045f1a625c4c14d0
[INFO] running `Command { std: "docker" "start" "-a" "121611b6a85b3791b2e521ca3684c3b1bef927b786041e90045f1a625c4c14d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
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[INFO] [stderr]    Compiling proc-macro-error v1.0.4
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[INFO] [stderr]     Checking bitvec v1.0.1
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[INFO] [stderr]    Compiling dotenv v0.15.0
[INFO] [stderr]    Compiling dotenvy v0.15.7
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling thiserror-impl v1.0.47
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling strum_macros v0.25.2
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[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.87
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
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[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling auto_impl v1.1.0
[INFO] [stderr]    Compiling dotenvy_macro v0.15.7
[INFO] [stderr]    Compiling dotenv_codegen_implementation v0.15.0
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[INFO] [stderr]     Checking coins-core v0.8.7
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[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking toml_edit v0.19.14
[INFO] [stderr]     Checking coins-bip32 v0.8.7
[INFO] [stderr]     Checking rlp v0.5.2
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[INFO] [stderr]     Checking impl-rlp v0.3.0
[INFO] [stderr]     Checking coins-bip39 v0.8.7
[INFO] [stderr]    Compiling open-fastrlp-derive v0.1.1
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[INFO] [stderr]     Checking jsonwebtoken v8.3.0
[INFO] [stderr]     Checking eth-keystore v0.5.0
[INFO] [stderr]     Checking simperby-core v0.2.0
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[INFO] [stderr]     Checking tungstenite v0.20.0
[INFO] [stderr]     Checking toml v0.7.6
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]     Checking enr v0.9.0
[INFO] [stderr]    Compiling parity-scale-codec-derive v3.6.5
[INFO] [stderr]    Compiling scale-info-derive v2.9.0
[INFO] [stderr]    Compiling num_enum_derive v0.7.0
[INFO] [stderr]     Checking num_enum v0.7.0
[INFO] [stderr]     Checking tokio-util v0.7.8
[INFO] [stderr]     Checking tokio-rustls v0.24.1
[INFO] [stderr]     Checking simperby-settlement v0.1.1 (/opt/rustwide/workdir/src/simperby-evm/settlement)
[INFO] [stderr]     Checking parity-scale-codec v3.6.5
[INFO] [stderr]     Checking tokio-tungstenite v0.20.0
[INFO] [stderr]     Checking h2 v0.3.21
[INFO] [stderr]     Checking impl-codec v0.6.0
[INFO] [stderr]     Checking scale-info v2.9.0
[INFO] [stderr]     Checking primitive-types v0.12.1
[INFO] [stderr]     Checking ethbloom v0.13.0
[INFO] [stderr]     Checking ethereum-types v0.14.1
[INFO] [stderr]     Checking open-fastrlp v0.1.4
[INFO] [stderr]     Checking ethabi v18.0.0
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]     Checking ethers-core v2.0.9
[INFO] [stderr]     Checking hyper-rustls v0.24.1
[INFO] [stderr]     Checking reqwest v0.11.20
[INFO] [stderr]     Checking ethers-contract-abigen v2.0.9
[INFO] [stderr]     Checking ethers-providers v2.0.9
[INFO] [stderr]     Checking ethers-signers v2.0.9
[INFO] [stderr]     Checking ethers-etherscan v2.0.9
[INFO] [stderr]     Checking ethers-addressbook v2.0.9
[INFO] [stderr]    Compiling ethers-contract-derive v2.0.9
[INFO] [stderr]     Checking ethers-contract v2.0.9
[INFO] [stderr]     Checking ethers-middleware v2.0.9
[INFO] [stderr]     Checking ethers v2.0.9
[INFO] [stderr]     Checking simperby-evm-client v0.0.0 (/opt/rustwide/workdir/src/simperby-evm/client)
[INFO] [stdout] warning: unused import: `dotenv`
[INFO] [stdout]  --> src/simperby-evm/client/src/lib.rs:2:27
[INFO] [stdout]   |
[INFO] [stdout] 2 | use dotenvy_macro::{self, dotenv};
[INFO] [stdout]   |                           ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ethers::signers::coins_bip39::mnemonic`
[INFO] [stdout]  --> src/simperby-evm/client/src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use ethers::signers::coins_bip39::mnemonic;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `address`
[INFO] [stdout]    --> src/simperby-evm/client/src/lib.rs:257:9
[INFO] [stdout]     |
[INFO] [stdout] 257 |         address: HexSerializedVec,
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_address`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking evm-relayer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Chain`
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::Chain;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::rc::Rc;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HexSerializedVec`
[INFO] [stdout]  --> src/lib.rs:5:66
[INFO] [stdout]   |
[INFO] [stdout] 5 | use simperby_core::{BlockHeader, BlockHeight, FinalizationProof, HexSerializedVec, Transaction};
[INFO] [stdout]   |                                                                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::util::string_to_hex`
[INFO] [stdout]  --> src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::util::string_to_hex;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/lightclient.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/lightclient.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> src/lightclient.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::rc::Rc;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::util::string_to_hex`
[INFO] [stdout]   --> src/lightclient.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::util::string_to_hex;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Chain`
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::Chain;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::rc::Rc;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HexSerializedVec`
[INFO] [stdout]  --> src/lib.rs:5:66
[INFO] [stdout]   |
[INFO] [stdout] 5 | use simperby_core::{BlockHeader, BlockHeight, FinalizationProof, HexSerializedVec, Transaction};
[INFO] [stdout]   |                                                                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::util::string_to_hex`
[INFO] [stdout]  --> src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::util::string_to_hex;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/lightclient.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/lightclient.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> src/lightclient.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::rc::Rc;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::util::string_to_hex`
[INFO] [stdout]   --> src/lightclient.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::util::string_to_hex;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `string_to_hex` is never used
[INFO] [stdout]  --> src/util.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn string_to_hex(s: &str) -> HexSerializedVec {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused pinned boxed `Future` trait object that must be used
[INFO] [stdout]    --> src/lightclient.rs:191:9
[INFO] [stdout]     |
[INFO] [stdout] 191 |         self.evm_chain.execute(execution_transaction, simperby_height, proof.clone());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: futures do nothing unless you `.await` or poll them
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `execute` that must be used
[INFO] [stdout]    --> src/lightclient.rs:191:9
[INFO] [stdout]     |
[INFO] [stdout] 191 |         self.evm_chain.execute(execution_transaction, simperby_height, proof.clone());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 191 |         let _ = self.evm_chain.execute(execution_transaction, simperby_height, proof.clone());
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `string_to_hex` is never used
[INFO] [stdout]  --> src/util.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn string_to_hex(s: &str) -> HexSerializedVec {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused pinned boxed `Future` trait object that must be used
[INFO] [stdout]    --> src/lightclient.rs:191:9
[INFO] [stdout]     |
[INFO] [stdout] 191 |         self.evm_chain.execute(execution_transaction, simperby_height, proof.clone());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: futures do nothing unless you `.await` or poll them
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `execute` that must be used
[INFO] [stdout]    --> src/lightclient.rs:191:9
[INFO] [stdout]     |
[INFO] [stdout] 191 |         self.evm_chain.execute(execution_transaction, simperby_height, proof.clone());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 191 |         let _ = self.evm_chain.execute(execution_transaction, simperby_height, proof.clone());
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 53.28s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.87
[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" "121611b6a85b3791b2e521ca3684c3b1bef927b786041e90045f1a625c4c14d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "121611b6a85b3791b2e521ca3684c3b1bef927b786041e90045f1a625c4c14d0", kill_on_drop: false }`
[INFO] [stdout] 121611b6a85b3791b2e521ca3684c3b1bef927b786041e90045f1a625c4c14d0
[INFO] checking Simperby-Ethcon/realyer-1 against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSimperby-Ethcon%2Frealyer-1" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Simperby-Ethcon/realyer-1 on toolchain 9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Simperby-Ethcon/realyer-1
[INFO] finished tweaking git repo https://github.com/Simperby-Ethcon/realyer-1
[INFO] tweaked toml for git repo https://github.com/Simperby-Ethcon/realyer-1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Simperby-Ethcon/realyer-1 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" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 41abbd96cbab6d4e8009b8b242e6d21d0303b9168e8dff57c7ce028bbdbad477
[INFO] running `Command { std: "docker" "start" "-a" "41abbd96cbab6d4e8009b8b242e6d21d0303b9168e8dff57c7ce028bbdbad477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41abbd96cbab6d4e8009b8b242e6d21d0303b9168e8dff57c7ce028bbdbad477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41abbd96cbab6d4e8009b8b242e6d21d0303b9168e8dff57c7ce028bbdbad477", kill_on_drop: false }`
[INFO] [stdout] 41abbd96cbab6d4e8009b8b242e6d21d0303b9168e8dff57c7ce028bbdbad477
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0c34970e87c1d4cbae349f6cdf5ee57349b85b7a1d645358aee25e99106ae11
[INFO] running `Command { std: "docker" "start" "-a" "c0c34970e87c1d4cbae349f6cdf5ee57349b85b7a1d645358aee25e99106ae11", kill_on_drop: false }`
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[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.87
[INFO] [stderr]     Checking rustls-pemfile v1.0.3
[INFO] [stderr]     Checking bs58 v0.5.0
[INFO] [stderr]     Checking ripemd v0.1.3
[INFO] [stderr]     Checking sha1 v0.10.5
[INFO] [stderr]     Checking encoding_rs v0.8.33
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]     Checking webpki-roots v0.25.2
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-1.0.109/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' -C metadata=3c16924615c67de8 -C extra-filename=-3c16924615c67de8 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-f22e03594a544300.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-994b2a409527bc0e.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-c50f7aaa526ef20c.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-2.0.29/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' -C metadata=556fd0aa5312277b -C extra-filename=-556fd0aa5312277b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-f22e03594a544300.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-994b2a409527bc0e.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-c50f7aaa526ef20c.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "c0c34970e87c1d4cbae349f6cdf5ee57349b85b7a1d645358aee25e99106ae11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0c34970e87c1d4cbae349f6cdf5ee57349b85b7a1d645358aee25e99106ae11", kill_on_drop: false }`
[INFO] [stdout] c0c34970e87c1d4cbae349f6cdf5ee57349b85b7a1d645358aee25e99106ae11
