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[INFO] [stdout] warning: constant `CK_SEPOLIA_ERC20_LEDGER_SUITE_ORCHESTRATOR_CANISTER` is never used
[INFO] [stdout]  --> src/cketh_tutorial_backend/src/canister_id.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub const CK_SEPOLIA_ERC20_LEDGER_SUITE_ORCHESTRATOR_CANISTER: &str = "2s5qh-7aaaa-aaaar-qadya-cai";
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SEPOLIA_CHAIN_ID` is never used
[INFO] [stdout]  --> src/cketh_tutorial_backend/src/canister_id.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub const SEPOLIA_CHAIN_ID: &str = "11155111";
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ETHEREUM_CHAIN_ID` is never used
[INFO] [stdout]  --> src/cketh_tutorial_backend/src/canister_id.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub const ETHEREUM_CHAIN_ID: &str = "1";
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SEPOLIA_USDC_ADDRESS` is never used
[INFO] [stdout]  --> src/cketh_tutorial_backend/src/canister_id.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub const SEPOLIA_USDC_ADDRESS: &str = "0x1c7D4B196Cb0C7B01d743Fbc6116a902379C7238";
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ETHEREUM_USDC_ADDRESS` is never used
[INFO] [stdout]   --> src/cketh_tutorial_backend/src/canister_id.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub const ETHEREUM_USDC_ADDRESS: &str = "0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48";
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TransferArgs` is never constructed
[INFO] [stdout]   --> src/cketh_tutorial_backend/src/withdraw.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct TransferArgs {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CK_SEPOLIA_ERC20_LEDGER_SUITE_ORCHESTRATOR_CANISTER` is never used
[INFO] [stdout]  --> src/cketh_tutorial_backend/src/canister_id.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub const CK_SEPOLIA_ERC20_LEDGER_SUITE_ORCHESTRATOR_CANISTER: &str = "2s5qh-7aaaa-aaaar-qadya-cai";
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SEPOLIA_CHAIN_ID` is never used
[INFO] [stdout]  --> src/cketh_tutorial_backend/src/canister_id.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub const SEPOLIA_CHAIN_ID: &str = "11155111";
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ETHEREUM_CHAIN_ID` is never used
[INFO] [stdout]  --> src/cketh_tutorial_backend/src/canister_id.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub const ETHEREUM_CHAIN_ID: &str = "1";
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SEPOLIA_USDC_ADDRESS` is never used
[INFO] [stdout]  --> src/cketh_tutorial_backend/src/canister_id.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub const SEPOLIA_USDC_ADDRESS: &str = "0x1c7D4B196Cb0C7B01d743Fbc6116a902379C7238";
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ETHEREUM_USDC_ADDRESS` is never used
[INFO] [stdout]   --> src/cketh_tutorial_backend/src/canister_id.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub const ETHEREUM_USDC_ADDRESS: &str = "0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48";
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TransferArgs` is never constructed
[INFO] [stdout]   --> src/cketh_tutorial_backend/src/withdraw.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct TransferArgs {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 32s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: ethereum-types v0.14.1, primitive-types v0.12.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
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[INFO] [stdout] 7671644cf047f9631743d7bd16175d0c2f6ea09c906c391b788e603d924cf83d
