[INFO] cloning repository https://github.com/TheBearodactyl/qol-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TheBearodactyl/qol-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheBearodactyl%2Fqol-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheBearodactyl%2Fqol-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c666c623d1d6a123a65bab98155c521242cd40b9
[INFO] checking TheBearodactyl/qol-rs/c666c623d1d6a123a65bab98155c521242cd40b9 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheBearodactyl%2Fqol-rs" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TheBearodactyl/qol-rs on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TheBearodactyl/qol-rs
[INFO] finished tweaking git repo https://github.com/TheBearodactyl/qol-rs
[INFO] tweaked toml for git repo https://github.com/TheBearodactyl/qol-rs written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/TheBearodactyl/qol-rs 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] [stderr]     Updating qol-rs v0.1.3 (/workspace/builds/worker-2-tc1/source) -> v0.1.41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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_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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f301a5fbabaf35e9a4dbdc1bc6d591c16e7b1d49e4446f5fe350327ec01a2bdf
[INFO] running `Command { std: "docker" "start" "-a" "f301a5fbabaf35e9a4dbdc1bc6d591c16e7b1d49e4446f5fe350327ec01a2bdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f301a5fbabaf35e9a4dbdc1bc6d591c16e7b1d49e4446f5fe350327ec01a2bdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f301a5fbabaf35e9a4dbdc1bc6d591c16e7b1d49e4446f5fe350327ec01a2bdf", kill_on_drop: false }`
[INFO] [stdout] f301a5fbabaf35e9a4dbdc1bc6d591c16e7b1d49e4446f5fe350327ec01a2bdf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a459319a43a5b6a0385e2fecfae7ac03d00f6863a3d294fe09ff8340ca0ca670
[INFO] running `Command { std: "docker" "start" "-a" "a459319a43a5b6a0385e2fecfae7ac03d00f6863a3d294fe09ff8340ca0ca670", kill_on_drop: false }`
[INFO] [stderr]     Checking qol-rs v0.1.41 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `x` and `y` are never read
[INFO] [stdout]  --> src/structs_and_enums.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Point2D {
[INFO] [stdout]   |            ------- fields in this struct
[INFO] [stdout] 3 |     x: f64,
[INFO] [stdout]   |     ^
[INFO] [stdout] 4 |     y: f64,
[INFO] [stdout]   |     ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `width` and `height` are never read
[INFO] [stdout]   --> src/structs_and_enums.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct Rectangle {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 9  |     width: f64,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 10 |     height: f64,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `red`, `green`, and `blue` are never read
[INFO] [stdout]   --> src/structs_and_enums.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Color {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 15 |     red: u8,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 16 |     green: u8,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 17 |     blue: u8,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `day`, `month`, and `year` are never read
[INFO] [stdout]   --> src/structs_and_enums.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Date {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 22 |     day: u8,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 23 |     month: u8,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 24 |     year: u16,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `start` and `end` are never read
[INFO] [stdout]   --> src/structs_and_enums.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct Range<T> {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 29 |     start: T,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 30 |     end: T,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `key` and `value` are never read
[INFO] [stdout]   --> src/structs_and_enums.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub struct KeyValuePair<K, V> {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 35 |     key: K,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 36 |     value: V,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `protocol`, `host`, and `path` are never read
[INFO] [stdout]   --> src/structs_and_enums.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct URL {
[INFO] [stdout]    |            --- fields in this struct
[INFO] [stdout] 41 |     protocol: String,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 42 |     host: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 43 |     path: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `rows`, `columns`, and `data` are never read
[INFO] [stdout]   --> src/structs_and_enums.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub struct Matrix<T> {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 48 |     rows: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 49 |     columns: usize,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 50 |     data: Vec<Vec<T>>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `start` and `end` are never read
[INFO] [stdout]   --> src/structs_and_enums.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub struct TimeInterval {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 55 |     start: u64,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 56 |     end: u64,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `options` is never read
[INFO] [stdout]   --> src/structs_and_enums.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub struct OptionSet<T> {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 61 |     options: Vec<T>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `radius` and `center` are never read
[INFO] [stdout]   --> src/structs_and_enums.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub struct Circle {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 66 |     radius: f64,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 67 |     center: Point2D,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `items` is never read
[INFO] [stdout]   --> src/structs_and_enums.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub struct PriorityQueue<T> {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 72 |     items: Vec<T>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `data` and `next` are never read
[INFO] [stdout]   --> src/structs_and_enums.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub struct Node<T> {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 77 |     data: T,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 78 |     next: Option<Box<Node<T>>>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `current_state` is never read
[INFO] [stdout]    --> src/structs_and_enums.rs:103:5
[INFO] [stdout]     |
[INFO] [stdout] 101 | pub struct StateMachine {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout] 102 |     /// The current state of the state machine.
[INFO] [stdout] 103 |     current_state: State,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `x` and `y` are never read
[INFO] [stdout]  --> src/structs_and_enums.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Point2D {
[INFO] [stdout]   |            ------- fields in this struct
[INFO] [stdout] 3 |     x: f64,
[INFO] [stdout]   |     ^
[INFO] [stdout] 4 |     y: f64,
[INFO] [stdout]   |     ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `width` and `height` are never read
[INFO] [stdout]   --> src/structs_and_enums.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct Rectangle {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 9  |     width: f64,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 10 |     height: f64,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `red`, `green`, and `blue` are never read
[INFO] [stdout]   --> src/structs_and_enums.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Color {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 15 |     red: u8,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 16 |     green: u8,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 17 |     blue: u8,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `day`, `month`, and `year` are never read
[INFO] [stdout]   --> src/structs_and_enums.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Date {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 22 |     day: u8,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 23 |     month: u8,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 24 |     year: u16,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `start` and `end` are never read
[INFO] [stdout]   --> src/structs_and_enums.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct Range<T> {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 29 |     start: T,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 30 |     end: T,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `key` and `value` are never read
[INFO] [stdout]   --> src/structs_and_enums.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub struct KeyValuePair<K, V> {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 35 |     key: K,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 36 |     value: V,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `protocol`, `host`, and `path` are never read
[INFO] [stdout]   --> src/structs_and_enums.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct URL {
[INFO] [stdout]    |            --- fields in this struct
[INFO] [stdout] 41 |     protocol: String,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 42 |     host: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 43 |     path: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `rows`, `columns`, and `data` are never read
[INFO] [stdout]   --> src/structs_and_enums.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub struct Matrix<T> {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 48 |     rows: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 49 |     columns: usize,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 50 |     data: Vec<Vec<T>>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `start` and `end` are never read
[INFO] [stdout]   --> src/structs_and_enums.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub struct TimeInterval {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 55 |     start: u64,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 56 |     end: u64,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `options` is never read
[INFO] [stdout]   --> src/structs_and_enums.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub struct OptionSet<T> {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 61 |     options: Vec<T>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `radius` and `center` are never read
[INFO] [stdout]   --> src/structs_and_enums.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub struct Circle {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 66 |     radius: f64,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 67 |     center: Point2D,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `items` is never read
[INFO] [stdout]   --> src/structs_and_enums.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub struct PriorityQueue<T> {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 72 |     items: Vec<T>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `data` and `next` are never read
[INFO] [stdout]   --> src/structs_and_enums.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub struct Node<T> {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 77 |     data: T,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 78 |     next: Option<Box<Node<T>>>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `current_state` is never read
[INFO] [stdout]    --> src/structs_and_enums.rs:103:5
[INFO] [stdout]     |
[INFO] [stdout] 101 | pub struct StateMachine {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout] 102 |     /// The current state of the state machine.
[INFO] [stdout] 103 |     current_state: State,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "a459319a43a5b6a0385e2fecfae7ac03d00f6863a3d294fe09ff8340ca0ca670", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a459319a43a5b6a0385e2fecfae7ac03d00f6863a3d294fe09ff8340ca0ca670", kill_on_drop: false }`
[INFO] [stdout] a459319a43a5b6a0385e2fecfae7ac03d00f6863a3d294fe09ff8340ca0ca670