[INFO] cloning repository https://github.com/craterface77/rust-vending-machine [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/craterface77/rust-vending-machine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcraterface77%2Frust-vending-machine", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcraterface77%2Frust-vending-machine'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c0ad8c6c2e7ce1e572b7b4b1c67ee320907b6571 [INFO] checking craterface77/rust-vending-machine against try#ac4c3613be2acd5395b65d85e5657b81e3c982f0 for pr-154585 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcraterface77%2Frust-vending-machine" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/craterface77/rust-vending-machine [INFO] finished tweaking git repo https://github.com/craterface77/rust-vending-machine [INFO] tweaked toml for git repo https://github.com/craterface77/rust-vending-machine written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/craterface77/rust-vending-machine on toolchain ac4c3613be2acd5395b65d85e5657b81e3c982f0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ac4c3613be2acd5395b65d85e5657b81e3c982f0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/craterface77/rust-vending-machine 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" "+ac4c3613be2acd5395b65d85e5657b81e3c982f0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ac4c3613be2acd5395b65d85e5657b81e3c982f0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1b86dcb6511aa8231ee8a1412d0fa7021eb6d6514e322912fee4dbdfa316e7ed [INFO] running `Command { std: "docker" "start" "-a" "1b86dcb6511aa8231ee8a1412d0fa7021eb6d6514e322912fee4dbdfa316e7ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1b86dcb6511aa8231ee8a1412d0fa7021eb6d6514e322912fee4dbdfa316e7ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1b86dcb6511aa8231ee8a1412d0fa7021eb6d6514e322912fee4dbdfa316e7ed", kill_on_drop: false }` [INFO] [stdout] 1b86dcb6511aa8231ee8a1412d0fa7021eb6d6514e322912fee4dbdfa316e7ed [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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ac4c3613be2acd5395b65d85e5657b81e3c982f0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8f90330eb02624514420e2be157e57b16eb35c19caca4f6e03001bfac24ef0f8 [INFO] running `Command { std: "docker" "start" "-a" "8f90330eb02624514420e2be157e57b16eb35c19caca4f6e03001bfac24ef0f8", kill_on_drop: false }` [INFO] [stderr] Checking rust-vending-machine v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `CoinStorage` is never constructed [INFO] [stdout] --> src/main.rs:100:8 [INFO] [stdout] | [INFO] [stdout] 100 | struct CoinStorage { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `coin_index`, `add_coin`, and `give_change` are never used [INFO] [stdout] --> src/main.rs:105:8 [INFO] [stdout] | [INFO] [stdout] 104 | impl CoinStorage { [INFO] [stdout] | ---------------- associated items in this implementation [INFO] [stdout] 105 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 111 | fn coin_index(nominal: &CoinNominal) -> usize { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 122 | fn add_coin(&mut self, nominal: CoinNominal, amount: u64) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 126 | fn give_change(&mut self, amount: u64) -> Result, PurchaseError> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Capacity` is never constructed [INFO] [stdout] --> src/main.rs:196:8 [INFO] [stdout] | [INFO] [stdout] 196 | struct Capacity { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `New` is never constructed [INFO] [stdout] --> src/main.rs:203:8 [INFO] [stdout] | [INFO] [stdout] 203 | struct New; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Configure` is never constructed [INFO] [stdout] --> src/main.rs:207:8 [INFO] [stdout] | [INFO] [stdout] 207 | struct Configure; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Purchase` is never constructed [INFO] [stdout] --> src/main.rs:211:8 [INFO] [stdout] | [INFO] [stdout] 211 | struct Purchase; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `VendingMachine` is never constructed [INFO] [stdout] --> src/main.rs:216:8 [INFO] [stdout] | [INFO] [stdout] 216 | struct VendingMachine { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `product`, `max_capacity`, `max_product_item`, `current_balance`, and `list_products` are never used [INFO] [stdout] --> src/main.rs:226:12 [INFO] [stdout] | [INFO] [stdout] 224 | impl VendingMachine { [INFO] [stdout] | -------------------------------- methods in this implementation [INFO] [stdout] 225 | [INFO] [stdout] 226 | pub fn product(&self, id: &product::Id) -> Option<&Product> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 230 | pub fn max_capacity(&self) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 234 | pub fn max_product_item(&self) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 238 | pub fn current_balance(&self) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 242 | pub fn list_products(&self) -> impl Iterator { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/main.rs:248:12 [INFO] [stdout] | [INFO] [stdout] 247 | impl VendingMachine { [INFO] [stdout] | ------------------------ associated function in this implementation [INFO] [stdout] 248 | pub fn new(max_capacity: impl Into, max_product_item: impl Into) -> VendingMac... [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `add_product`, `remove_product`, `restock_product`, `load_coins`, and `finish_configuration` are never used [INFO] [stdout] --> src/main.rs:263:12 [INFO] [stdout] | [INFO] [stdout] 262 | impl VendingMachine { [INFO] [stdout] | ------------------------------ methods in this implementation [INFO] [stdout] 263 | pub fn add_product(&mut self, product: impl Into) -> Result<(), ConfigError> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 286 | pub fn remove_product(&mut self, id: &product::Id) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 290 | pub fn restock_product( [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 308 | pub fn load_coins(&mut self, coin_nominal: CoinNominal, amount: u64) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 312 | pub fn finish_configuration(self) -> Result, ConfigError> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `insert_coin`, `return_coins`, `purchase`, and `enter_configuration_mode` are never used [INFO] [stdout] --> src/main.rs:328:12 [INFO] [stdout] | [INFO] [stdout] 327 | impl VendingMachine { [INFO] [stdout] | ----------------------------- methods in this implementation [INFO] [stdout] 328 | pub fn insert_coin(&mut self, coin_nominal: CoinNominal) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 333 | pub fn return_coins(&mut self) -> Result, PurchaseError> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 343 | pub fn purchase(&mut self, id: &product::Id) -> Result, PurchaseError> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 363 | pub fn enter_configuration_mode(mut self) -> Result, PurchaseError> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MaxCapacity` is never constructed [INFO] [stdout] --> src/main.rs:48:16 [INFO] [stdout] | [INFO] [stdout] 48 | pub struct MaxCapacity(pub u64); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MaxProductItem` is never constructed [INFO] [stdout] --> src/main.rs:51:16 [INFO] [stdout] | [INFO] [stdout] 51 | pub struct MaxProductItem(pub u64); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vm` [INFO] [stdout] --> src/main.rs:390:13 [INFO] [stdout] | [INFO] [stdout] 390 | let vm = VendingMachine::::new(10, 50); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_vm` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `product` [INFO] [stdout] --> src/main.rs:395:13 [INFO] [stdout] | [INFO] [stdout] 395 | let product = Product::new(1, "Coke", 50, 10); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_product` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vm` [INFO] [stdout] --> src/main.rs:396:13 [INFO] [stdout] | [INFO] [stdout] 396 | let vm = VendingMachine::::new(10, 50); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_vm` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:670:13 [INFO] [stdout] | [INFO] [stdout] 670 | let mut vm = vm.finish_configuration().unwrap(); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `max_capacity`, `max_product_item`, and `list_products` are never used [INFO] [stdout] --> src/main.rs:230:12 [INFO] [stdout] | [INFO] [stdout] 224 | impl VendingMachine { [INFO] [stdout] | -------------------------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 230 | pub fn max_capacity(&self) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 234 | pub fn max_product_item(&self) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 242 | pub fn list_products(&self) -> impl Iterator { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s [INFO] running `Command { std: "docker" "inspect" "8f90330eb02624514420e2be157e57b16eb35c19caca4f6e03001bfac24ef0f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f90330eb02624514420e2be157e57b16eb35c19caca4f6e03001bfac24ef0f8", kill_on_drop: false }` [INFO] [stdout] 8f90330eb02624514420e2be157e57b16eb35c19caca4f6e03001bfac24ef0f8