[INFO] cloning repository https://github.com/MidgeOnGithub/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/MidgeOnGithub/vending-machine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMidgeOnGithub%2Fvending-machine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMidgeOnGithub%2Fvending-machine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b594de1b5439d492fdca466fe95bd087728fe9ab
[INFO] testing MidgeOnGithub/vending-machine against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMidgeOnGithub%2Fvending-machine" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MidgeOnGithub/vending-machine on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MidgeOnGithub/vending-machine
[INFO] finished tweaking git repo https://github.com/MidgeOnGithub/vending-machine
[INFO] tweaked toml for git repo https://github.com/MidgeOnGithub/vending-machine written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/MidgeOnGithub/vending-machine already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c95604f4b93f6c95708e6270de1da5f4e3a7fe5f8a11780a4a14a53b91ca773
[INFO] running `Command { std: "docker" "start" "-a" "7c95604f4b93f6c95708e6270de1da5f4e3a7fe5f8a11780a4a14a53b91ca773", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c95604f4b93f6c95708e6270de1da5f4e3a7fe5f8a11780a4a14a53b91ca773", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c95604f4b93f6c95708e6270de1da5f4e3a7fe5f8a11780a4a14a53b91ca773", kill_on_drop: false }`
[INFO] [stdout] 7c95604f4b93f6c95708e6270de1da5f4e3a7fe5f8a11780a4a14a53b91ca773
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aea078adb625d1680da575155c499f36481efd0b3d8fa5864b767389765217db
[INFO] running `Command { std: "docker" "start" "-a" "aea078adb625d1680da575155c499f36481efd0b3d8fa5864b767389765217db", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling vending_machine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fs::read_to_string`
[INFO] [stdout]  --> src/vending/cashier.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fs::read_to_string;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::os::raw::c_void`
[INFO] [stdout]  --> src/vending/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::os::raw::c_void;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/vending/mod.rs:18:35
[INFO] [stdout]    |
[INFO] [stdout] 18 |             remainder => price += (NICKEL - remainder)
[INFO] [stdout]    |                                   ^                  ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 18 -             remainder => price += (NICKEL - remainder)
[INFO] [stdout] 18 +             remainder => price += NICKEL - remainder
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `VendingItem`, `cashier::*`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     VendingItem,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 6 |     cashier::*
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `coffers`
[INFO] [stdout]   --> src/main.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let coffers: MoneyBox = 0;
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_coffers`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.05s
[INFO] running `Command { std: "docker" "inspect" "aea078adb625d1680da575155c499f36481efd0b3d8fa5864b767389765217db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aea078adb625d1680da575155c499f36481efd0b3d8fa5864b767389765217db", kill_on_drop: false }`
[INFO] [stdout] aea078adb625d1680da575155c499f36481efd0b3d8fa5864b767389765217db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88be734af4efb53616fb25086136cb139491cf2398da471bdc24c4dcd58dd9c0
[INFO] running `Command { std: "docker" "start" "-a" "88be734af4efb53616fb25086136cb139491cf2398da471bdc24c4dcd58dd9c0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: unused import: `std::fs::read_to_string`
[INFO] [stdout]  --> src/vending/cashier.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fs::read_to_string;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::os::raw::c_void`
[INFO] [stdout]  --> src/vending/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::os::raw::c_void;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/vending/mod.rs:18:35
[INFO] [stdout]    |
[INFO] [stdout] 18 |             remainder => price += (NICKEL - remainder)
[INFO] [stdout]    |                                   ^                  ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 18 -             remainder => price += (NICKEL - remainder)
[INFO] [stdout] 18 +             remainder => price += NICKEL - remainder
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling vending_machine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `VendingItem`, `cashier::*`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     VendingItem,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 6 |     cashier::*
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `coffers`
[INFO] [stdout]   --> src/main.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let coffers: MoneyBox = 0;
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_coffers`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `VendingItem`, `cashier::*`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     VendingItem,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 6 |     cashier::*
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `coffers`
[INFO] [stdout]   --> src/main.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let coffers: MoneyBox = 0;
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_coffers`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::read_to_string`
[INFO] [stdout]  --> src/vending/cashier.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fs::read_to_string;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::os::raw::c_void`
[INFO] [stdout]  --> src/vending/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::os::raw::c_void;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/vending/mod.rs:18:35
[INFO] [stdout]    |
[INFO] [stdout] 18 |             remainder => price += (NICKEL - remainder)
[INFO] [stdout]    |                                   ^                  ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 18 -             remainder => price += (NICKEL - remainder)
[INFO] [stdout] 18 +             remainder => price += NICKEL - remainder
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 17.14s
[INFO] running `Command { std: "docker" "inspect" "88be734af4efb53616fb25086136cb139491cf2398da471bdc24c4dcd58dd9c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88be734af4efb53616fb25086136cb139491cf2398da471bdc24c4dcd58dd9c0", kill_on_drop: false }`
[INFO] [stdout] 88be734af4efb53616fb25086136cb139491cf2398da471bdc24c4dcd58dd9c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 004b37d83ef6d961df72b11b043a2e69a0bb26fc11f8e6ab69d32296038dccc2
[INFO] running `Command { std: "docker" "start" "-a" "004b37d83ef6d961df72b11b043a2e69a0bb26fc11f8e6ab69d32296038dccc2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `std::fs::read_to_string`
[INFO] [stderr]  --> src/vending/cashier.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fs::read_to_string;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::os::raw::c_void`
[INFO] [stderr]  --> src/vending/mod.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::os::raw::c_void;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/vending/mod.rs:18:35
[INFO] [stderr]    |
[INFO] [stderr] 18 |             remainder => price += (NICKEL - remainder)
[INFO] [stderr]    |                                   ^                  ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 18 -             remainder => price += (NICKEL - remainder)
[INFO] [stderr] 18 +             remainder => price += NICKEL - remainder
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: `vending_machine` (lib) generated 3 warnings
[INFO] [stderr] warning: unused imports: `VendingItem`, `cashier::*`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     VendingItem,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 6 |     cashier::*
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `coffers`
[INFO] [stderr]   --> src/main.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let coffers: MoneyBox = 0;
[INFO] [stderr]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_coffers`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `vending_machine` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr] warning: `vending_machine` (bin "vending_machine_bin") generated 2 warnings
[INFO] [stderr] warning: `vending_machine` (bin "vending_machine_bin" test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/vending_machine-0528369b503be30f)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test vending::cashier::correctly_decides_if_or_what_change_is_needed ... ok
[INFO] [stdout] test vending::cashier::makes_efficient_change ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/vending_machine_bin-ee06328147deb65f)
[INFO] [stdout] test vending::new_item_prices_rounded_if_needed ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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]      Running tests/integration_tests.rs (/opt/rustwide/target/debug/deps/integration_tests-e57882f9aa8c8528)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test processes_purchases_as_expected ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests vending_machine
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/vending/mod.rs:18:35
[INFO] [stderr]    |
[INFO] [stderr] 18 |             remainder => price += (NICKEL - remainder)
[INFO] [stderr]    |                                   ^                  ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 18 -             remainder => price += (NICKEL - remainder)
[INFO] [stderr] 18 +             remainder => price += NICKEL - remainder
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[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] running `Command { std: "docker" "inspect" "004b37d83ef6d961df72b11b043a2e69a0bb26fc11f8e6ab69d32296038dccc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "004b37d83ef6d961df72b11b043a2e69a0bb26fc11f8e6ab69d32296038dccc2", kill_on_drop: false }`
[INFO] [stdout] 004b37d83ef6d961df72b11b043a2e69a0bb26fc11f8e6ab69d32296038dccc2