[INFO] cloning repository https://github.com/Stephen-Kimoi/ckUSDC-Helper-Contract
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Stephen-Kimoi/ckUSDC-Helper-Contract" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStephen-Kimoi%2FckUSDC-Helper-Contract", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStephen-Kimoi%2FckUSDC-Helper-Contract'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] af61ece4c069e4b38fa5fb2d36f5e9366b05fa54
[INFO] checking Stephen-Kimoi/ckUSDC-Helper-Contract/af61ece4c069e4b38fa5fb2d36f5e9366b05fa54 against master#613bdd49978298648ed05ace086bd1ecad54b44a for pr-136458
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStephen-Kimoi%2FckUSDC-Helper-Contract" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Stephen-Kimoi/ckUSDC-Helper-Contract on toolchain 613bdd49978298648ed05ace086bd1ecad54b44a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+613bdd49978298648ed05ace086bd1ecad54b44a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Stephen-Kimoi/ckUSDC-Helper-Contract
[INFO] finished tweaking git repo https://github.com/Stephen-Kimoi/ckUSDC-Helper-Contract
[INFO] tweaked toml for git repo https://github.com/Stephen-Kimoi/ckUSDC-Helper-Contract written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Stephen-Kimoi/ckUSDC-Helper-Contract 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" "+613bdd49978298648ed05ace086bd1ecad54b44a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] 09f02dab4952a42341cc49cd4df3b97e0602b80e8bf438edcb180bfc514bfad1
[INFO] running `Command { std: "docker" "start" "-a" "09f02dab4952a42341cc49cd4df3b97e0602b80e8bf438edcb180bfc514bfad1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09f02dab4952a42341cc49cd4df3b97e0602b80e8bf438edcb180bfc514bfad1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09f02dab4952a42341cc49cd4df3b97e0602b80e8bf438edcb180bfc514bfad1", kill_on_drop: false }`
[INFO] [stdout] 09f02dab4952a42341cc49cd4df3b97e0602b80e8bf438edcb180bfc514bfad1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+613bdd49978298648ed05ace086bd1ecad54b44a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]     Checking cketh_starter_backend v0.1.0 (/opt/rustwide/workdir/src/cketh_starter_backend)
[INFO] [stdout] warning: unused imports: `TransferArg` and `TransferError`
[INFO] [stdout]  --> src/cketh_starter_backend/src/lib.rs:9:65
[INFO] [stdout]   |
[INFO] [stdout] 9 | use icrc_ledger_types::icrc1::transfer::{BlockIndex, NumTokens, TransferArg, TransferError};
[INFO] [stdout]   |                                                                 ^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CallResult`
[INFO] [stdout]  --> src/cketh_starter_backend/src/canister_ids.rs:5:25
[INFO] [stdout]   |
[INFO] [stdout] 5 | use ic_cdk::api::call::{CallResult, RejectionCode};
[INFO] [stdout]   |                         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `TransferArg` and `TransferError`
[INFO] [stdout]  --> src/cketh_starter_backend/src/lib.rs:9:65
[INFO] [stdout]   |
[INFO] [stdout] 9 | use icrc_ledger_types::icrc1::transfer::{BlockIndex, NumTokens, TransferArg, TransferError};
[INFO] [stdout]   |                                                                 ^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CallResult`
[INFO] [stdout]  --> src/cketh_starter_backend/src/canister_ids.rs:5:25
[INFO] [stdout]   |
[INFO] [stdout] 5 | use ic_cdk::api::call::{CallResult, RejectionCode};
[INFO] [stdout]   |                         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CK_SEPOLIA_USDC_INDEX_CANISTER` is never used
[INFO] [stdout]   --> src/cketh_starter_backend/src/lib.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | const CK_SEPOLIA_USDC_INDEX_CANISTER: &str = "ycvkf-paaaa-aaaar-qaelq-cai"; 
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CK_SEPOLIA_USDC_INDEX_CANISTER` is never used
[INFO] [stdout]   --> src/cketh_starter_backend/src/lib.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | const CK_SEPOLIA_USDC_INDEX_CANISTER: &str = "ycvkf-paaaa-aaaar-qaelq-cai"; 
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SEPOLIA_CHAIN_ID` is never used
[INFO] [stdout]   --> src/cketh_starter_backend/src/lib.rs:20:7
[INFO] [stdout]    |
[INFO] [stdout] 20 | const SEPOLIA_CHAIN_ID: &str = "11155111"; 
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SEPOLIA_CHAIN_ID` is never used
[INFO] [stdout]   --> src/cketh_starter_backend/src/lib.rs:20:7
[INFO] [stdout]    |
[INFO] [stdout] 20 | const SEPOLIA_CHAIN_ID: &str = "11155111"; 
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SEPOLIA_USDC_ADDRESS` is never used
[INFO] [stdout]   --> src/cketh_starter_backend/src/lib.rs:21:7
[INFO] [stdout]    |
[INFO] [stdout] 21 | const SEPOLIA_USDC_ADDRESS: &str = "0x1c7D4B196Cb0C7B01d743Fbc6116a902379C7238"; 
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SEPOLIA_USDC_ADDRESS` is never used
[INFO] [stdout]   --> src/cketh_starter_backend/src/lib.rs:21:7
[INFO] [stdout]    |
[INFO] [stdout] 21 | const SEPOLIA_USDC_ADDRESS: &str = "0x1c7D4B196Cb0C7B01d743Fbc6116a902379C7238"; 
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 58.87s
[INFO] running `Command { std: "docker" "inspect" "2eaeaf11a72972fe84b882e4b53f7cb79626a8bb65a62fc8f965d35383e1e4c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2eaeaf11a72972fe84b882e4b53f7cb79626a8bb65a62fc8f965d35383e1e4c7", kill_on_drop: false }`
[INFO] [stdout] 2eaeaf11a72972fe84b882e4b53f7cb79626a8bb65a62fc8f965d35383e1e4c7