[INFO] fetching crate mint-cycles 0.1.0...
[INFO] testing mint-cycles-0.1.0 against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate mint-cycles 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate mint-cycles 0.1.0
[INFO] finished tweaking crates.io crate mint-cycles 0.1.0
[INFO] tweaked toml for crates.io crate mint-cycles 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mint-cycles 0.1.0 on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 103 packages to latest compatible versions
[INFO] [stderr]       Adding ic-cdk v0.13.6 (available: v0.18.7)
[INFO] [stderr]       Adding ic-cdk-macros v0.13.2 (available: v0.13.3)
[INFO] [stderr]       Adding ic-cdk-macros v0.14.0 (available: v0.18.7)
[INFO] [stderr]       Adding ic-cdk-timers v0.7.0 (available: v0.12.2)
[INFO] [stderr]       Adding ic-ledger-types v0.11.0 (available: v0.15.0)
[INFO] [stderr]       Adding ic-stable-structures v0.5.6 (available: v0.7.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e671d165e198cfd90f8f08d673c79ef5dee8d4ad7322add5e595dd93347e3e5
[INFO] running `Command { std: "docker" "start" "-a" "0e671d165e198cfd90f8f08d673c79ef5dee8d4ad7322add5e595dd93347e3e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e671d165e198cfd90f8f08d673c79ef5dee8d4ad7322add5e595dd93347e3e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e671d165e198cfd90f8f08d673c79ef5dee8d4ad7322add5e595dd93347e3e5", kill_on_drop: false }`
[INFO] [stdout] 0e671d165e198cfd90f8f08d673c79ef5dee8d4ad7322add5e595dd93347e3e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af29a954435f772caa6d6bd4d091bdac8d322a0e13e4127c9cf67c3659acca22
[INFO] running `Command { std: "docker" "start" "-a" "af29a954435f772caa6d6bd4d091bdac8d322a0e13e4127c9cf67c3659acca22", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling data-encoding v2.9.0
[INFO] [stderr]    Compiling psm v0.1.27
[INFO] [stderr]    Compiling stacker v0.1.22
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling typed-arena v2.0.2
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling serde_bytes v0.11.19
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling candid_derive v0.10.19
[INFO] [stderr]    Compiling leb128 v0.2.5
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling ic-cdk-executor v0.1.0
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling minicbor v0.19.1
[INFO] [stderr]    Compiling ic0 v0.23.0
[INFO] [stderr]    Compiling serde_tokenstream v0.2.2
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling time v0.3.44
[INFO] [stderr]    Compiling pretty v0.12.5
[INFO] [stderr]    Compiling base32 v0.4.0
[INFO] [stderr]    Compiling ic0 v0.21.1
[INFO] [stderr]    Compiling ic-stable-structures v0.5.6
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling ic_principal v0.1.1
[INFO] [stderr]    Compiling ic-stable-structures v0.6.9
[INFO] [stderr]    Compiling strum v0.26.3
[INFO] [stderr]    Compiling serde_tokenstream v0.1.7
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling binread_derive v2.1.0
[INFO] [stderr]    Compiling minicbor-derive v0.13.0
[INFO] [stderr]    Compiling binread v2.2.0
[INFO] [stderr]    Compiling candid v0.10.19
[INFO] [stderr]    Compiling icrc-cbor v0.1.0
[INFO] [stderr]    Compiling icrc-ledger-types v0.1.11
[INFO] [stderr]    Compiling ic-cdk-macros v0.13.2
[INFO] [stderr]    Compiling ic-cdk-macros v0.14.0
[INFO] [stderr]    Compiling ic-cdk v0.13.6
[INFO] [stderr]    Compiling ic-cdk v0.14.2
[INFO] [stderr]    Compiling ic-ledger-types v0.11.0
[INFO] [stderr]    Compiling ic-cdk-timers v0.7.0
[INFO] [stderr]    Compiling mint-cycles v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> src/errors.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/errors.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fmt;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stdout]  --> src/errors.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | use serde::{Deserialize, Serialize};
[INFO] [stdout]   |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `custom` should have an upper camel case name
[INFO] [stdout]  --> src/errors.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     custom(String),
[INFO] [stdout]   |     ^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Custom`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `validate_transaction`, `get_block`, and `principal_to_account_identifier` are never used
[INFO] [stdout]    --> src/ledger.rs:47:18
[INFO] [stdout]     |
[INFO] [stdout] 13  | impl Ledger {
[INFO] [stdout]     | ----------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 47  |     pub async fn validate_transaction(
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85  |     async fn get_block(block_index: BlockIndex) -> Option<Block> {
[INFO] [stdout]     |              ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     fn principal_to_account_identifier(principal: Principal) -> AccountIdentifier {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 12s
[INFO] running `Command { std: "docker" "inspect" "af29a954435f772caa6d6bd4d091bdac8d322a0e13e4127c9cf67c3659acca22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af29a954435f772caa6d6bd4d091bdac8d322a0e13e4127c9cf67c3659acca22", kill_on_drop: false }`
[INFO] [stdout] af29a954435f772caa6d6bd4d091bdac8d322a0e13e4127c9cf67c3659acca22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0abf56ee72f2948f499801954c8e40473bd0e45130b7e01646d02c61c88f7a10
[INFO] running `Command { std: "docker" "start" "-a" "0abf56ee72f2948f499801954c8e40473bd0e45130b7e01646d02c61c88f7a10", kill_on_drop: false }`
[INFO] [stderr]    Compiling mint-cycles v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> src/errors.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/errors.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fmt;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stdout]  --> src/errors.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | use serde::{Deserialize, Serialize};
[INFO] [stdout]   |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `custom` should have an upper camel case name
[INFO] [stdout]  --> src/errors.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     custom(String),
[INFO] [stdout]   |     ^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Custom`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `validate_transaction`, `get_block`, and `principal_to_account_identifier` are never used
[INFO] [stdout]    --> src/ledger.rs:47:18
[INFO] [stdout]     |
[INFO] [stdout] 13  | impl Ledger {
[INFO] [stdout]     | ----------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 47  |     pub async fn validate_transaction(
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85  |     async fn get_block(block_index: BlockIndex) -> Option<Block> {
[INFO] [stdout]     |              ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     fn principal_to_account_identifier(principal: Principal) -> AccountIdentifier {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> src/errors.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/errors.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fmt;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stdout]  --> src/errors.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | use serde::{Deserialize, Serialize};
[INFO] [stdout]   |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `custom` should have an upper camel case name
[INFO] [stdout]  --> src/errors.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     custom(String),
[INFO] [stdout]   |     ^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Custom`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `validate_transaction`, `get_block`, and `principal_to_account_identifier` are never used
[INFO] [stdout]    --> src/ledger.rs:47:18
[INFO] [stdout]     |
[INFO] [stdout] 13  | impl Ledger {
[INFO] [stdout]     | ----------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 47  |     pub async fn validate_transaction(
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85  |     async fn get_block(block_index: BlockIndex) -> Option<Block> {
[INFO] [stdout]     |              ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     fn principal_to_account_identifier(principal: Principal) -> AccountIdentifier {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.89s
[INFO] running `Command { std: "docker" "inspect" "0abf56ee72f2948f499801954c8e40473bd0e45130b7e01646d02c61c88f7a10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0abf56ee72f2948f499801954c8e40473bd0e45130b7e01646d02c61c88f7a10", kill_on_drop: false }`
[INFO] [stdout] 0abf56ee72f2948f499801954c8e40473bd0e45130b7e01646d02c61c88f7a10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f346deee385ca5e6b3b51bf7bf1538b1f46e5a61b3661e2cdd47f6d2d188ace7
[INFO] running `Command { std: "docker" "start" "-a" "f346deee385ca5e6b3b51bf7bf1538b1f46e5a61b3661e2cdd47f6d2d188ace7", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]  --> src/errors.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::error::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt`
[INFO] [stderr]  --> src/errors.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fmt;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stderr]  --> src/errors.rs:5:13
[INFO] [stderr]   |
[INFO] [stderr] 5 | use serde::{Deserialize, Serialize};
[INFO] [stderr]   |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant `custom` should have an upper camel case name
[INFO] [stderr]  --> src/errors.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     custom(String),
[INFO] [stderr]   |     ^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Custom`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated functions `validate_transaction`, `get_block`, and `principal_to_account_identifier` are never used
[INFO] [stderr]    --> src/ledger.rs:47:18
[INFO] [stderr]     |
[INFO] [stderr] 13  | impl Ledger {
[INFO] [stderr]     | ----------- associated functions in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 47  |     pub async fn validate_transaction(
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 85  |     async fn get_block(block_index: BlockIndex) -> Option<Block> {
[INFO] [stderr]     |              ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 117 |     fn principal_to_account_identifier(principal: Principal) -> AccountIdentifier {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `mint-cycles` (lib) generated 5 warnings (run `cargo fix --lib -p mint-cycles` to apply 3 suggestions)
[INFO] [stderr] warning: `mint-cycles` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mint_cycles-1802fea0eb2614f7)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mint_cycles
[INFO] [stderr] warning: variant `custom` should have an upper camel case name
[INFO] [stderr]  --> src/errors.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     custom(String),
[INFO] [stderr]   |     ^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Custom`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/transaction.rs - transaction::mint_cycles (line 16) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 27) ... ok
[INFO] [stdout] test src/lib.rs - (line 19) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/transaction.rs - transaction::mint_cycles (line 16) stdout ----
[INFO] [stdout] error: expected one of `::`, `;`, or `as`, found `-`
[INFO] [stdout]  --> src/transaction.rs:18:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | use mint-cycles::mint-cycles;
[INFO] [stdout]   |         ^ expected one of `::`, `;`, or `as`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 19) stdout ----
[INFO] [stdout] error: expected one of `->`, `where`, or `{`, found `}`
[INFO] [stdout]  --> src/lib.rs:22:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn mint_cycles(amount: Tokens)
[INFO] [stdout]   |    -----------                - expected one of `->`, `where`, or `{`
[INFO] [stdout]   |    |
[INFO] [stdout]   |    while parsing this `fn`
[INFO] [stdout] 6 | } _doctest_main_src_lib_rs_19_0() }
[INFO] [stdout]   | ^ unexpected token
[INFO] [stdout] 
[INFO] [stdout] error: free function without a body
[INFO] [stdout]  --> src/lib.rs:21:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn mint_cycles(amount: Tokens)
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^- help: provide a definition for the function: `{ <body> }`
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Tokens` in this scope
[INFO] [stdout]  --> src/lib.rs:21:24
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn mint_cycles(amount: Tokens)
[INFO] [stdout]   |                        ^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these structs
[INFO] [stdout]   |
[INFO] [stdout] 2 + use ic_ledger_types::Tokens;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use mint_cycles::rust_declarations::icp_ledger_service::Tokens;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0412`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 19)
[INFO] [stdout]     src/transaction.rs - transaction::mint_cycles (line 16)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.37s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "f346deee385ca5e6b3b51bf7bf1538b1f46e5a61b3661e2cdd47f6d2d188ace7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f346deee385ca5e6b3b51bf7bf1538b1f46e5a61b3661e2cdd47f6d2d188ace7", kill_on_drop: false }`
[INFO] [stdout] f346deee385ca5e6b3b51bf7bf1538b1f46e5a61b3661e2cdd47f6d2d188ace7
