[INFO] cloning repository https://github.com/chutchinson/chip-8
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chutchinson/chip-8" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchutchinson%2Fchip-8", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchutchinson%2Fchip-8'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ee183155b5af6371ae1e5b73090fb2e90e608c9d
[INFO] building chutchinson/chip-8 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchutchinson%2Fchip-8" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/chutchinson/chip-8
[INFO] finished tweaking git repo https://github.com/chutchinson/chip-8
[INFO] tweaked toml for git repo https://github.com/chutchinson/chip-8 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/chutchinson/chip-8 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/chutchinson/chip-8 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b3bd85315b7857d7286c32cf43a82e8419288fbe53a8ff3a6086fb55ac2e8d5
[INFO] running `Command { std: "docker" "start" "-a" "3b3bd85315b7857d7286c32cf43a82e8419288fbe53a8ff3a6086fb55ac2e8d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b3bd85315b7857d7286c32cf43a82e8419288fbe53a8ff3a6086fb55ac2e8d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b3bd85315b7857d7286c32cf43a82e8419288fbe53a8ff3a6086fb55ac2e8d5", kill_on_drop: false }`
[INFO] [stdout] 3b3bd85315b7857d7286c32cf43a82e8419288fbe53a8ff3a6086fb55ac2e8d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98e9ea6f3923bc83407f331801c4d55824724fb86f40684627b2b504f5791c6e
[INFO] running `Command { std: "docker" "start" "-a" "98e9ea6f3923bc83407f331801c4d55824724fb86f40684627b2b504f5791c6e", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
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[INFO] [stderr]    Compiling gilrs-core v0.2.5
[INFO] [stderr]    Compiling gilrs v0.7.4
[INFO] [stderr]    Compiling smithay-client-toolkit v0.6.6
[INFO] [stderr]    Compiling winit v0.22.1
[INFO] [stderr]    Compiling glutin v0.24.0
[INFO] [stderr]    Compiling chip8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> src/chip.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Input`
[INFO] [stdout]   --> src/chip.rs:10:21
[INFO] [stdout]    |
[INFO] [stdout] 10 | use coffee::input::{Input};
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/cpu.rs:98:16
[INFO] [stdout]    |
[INFO] [stdout] 98 |             Ok(n) => { log!("loaded {} bytes into bootrom", n) },
[INFO] [stdout]    |                ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 98 |             Ok(_n) => { log!("loaded {} bytes into bootrom", n) },
[INFO] [stdout]    |                +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `CARRY`
[INFO] [stdout]    |
[INFO] [stdout] 98 -             Ok(n) => { log!("loaded {} bytes into bootrom", n) },
[INFO] [stdout] 98 +             Ok(cpu::CARRY) => { log!("loaded {} bytes into bootrom", n) },
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/cpu.rs:103:16
[INFO] [stdout]     |
[INFO] [stdout] 103 |             Ok(n) => { log!("loaded {} bytes", n) },
[INFO] [stdout]     |                ^
[INFO] [stdout]     |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]     |
[INFO] [stdout] 103 |             Ok(_n) => { log!("loaded {} bytes", n) },
[INFO] [stdout]     |                +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `CARRY`
[INFO] [stdout]     |
[INFO] [stdout] 103 -             Ok(n) => { log!("loaded {} bytes", n) },
[INFO] [stdout] 103 +             Ok(cpu::CARRY) => { log!("loaded {} bytes", n) },
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `dump` is never used
[INFO] [stdout]    --> src/cpu.rs:140:12
[INFO] [stdout]     |
[INFO] [stdout]  75 | impl Cpu {
[INFO] [stdout]     | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 140 |     pub fn dump(&self) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `reset` is never used
[INFO] [stdout]   --> src/timer.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl Timer {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub fn reset(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `dump` is never used
[INFO] [stdout]    --> src/chip.rs:101:12
[INFO] [stdout]     |
[INFO] [stdout]  75 | impl Chip {
[INFO] [stdout]     | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 101 |     pub fn dump(&self) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get` is never used
[INFO] [stdout]   --> src/keypad.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout]  7 | impl Keypad {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 13 |     pub fn get(&self, key: usize) -> bool {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 22s
[INFO] running `Command { std: "docker" "inspect" "98e9ea6f3923bc83407f331801c4d55824724fb86f40684627b2b504f5791c6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98e9ea6f3923bc83407f331801c4d55824724fb86f40684627b2b504f5791c6e", kill_on_drop: false }`
[INFO] [stdout] 98e9ea6f3923bc83407f331801c4d55824724fb86f40684627b2b504f5791c6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc0a07cdc3dbf99eae5d9d0a7ea1ba53115a1c4f3812917b6859bb4fb702bea3
[INFO] running `Command { std: "docker" "start" "-a" "bc0a07cdc3dbf99eae5d9d0a7ea1ba53115a1c4f3812917b6859bb4fb702bea3", kill_on_drop: false }`
[INFO] [stderr]    Compiling chip8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> src/chip.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Input`
[INFO] [stdout]   --> src/chip.rs:10:21
[INFO] [stdout]    |
[INFO] [stdout] 10 | use coffee::input::{Input};
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/cpu.rs:98:16
[INFO] [stdout]    |
[INFO] [stdout] 98 |             Ok(n) => { log!("loaded {} bytes into bootrom", n) },
[INFO] [stdout]    |                ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 98 |             Ok(_n) => { log!("loaded {} bytes into bootrom", n) },
[INFO] [stdout]    |                +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `CARRY`
[INFO] [stdout]    |
[INFO] [stdout] 98 -             Ok(n) => { log!("loaded {} bytes into bootrom", n) },
[INFO] [stdout] 98 +             Ok(cpu::CARRY) => { log!("loaded {} bytes into bootrom", n) },
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/cpu.rs:103:16
[INFO] [stdout]     |
[INFO] [stdout] 103 |             Ok(n) => { log!("loaded {} bytes", n) },
[INFO] [stdout]     |                ^
[INFO] [stdout]     |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]     |
[INFO] [stdout] 103 |             Ok(_n) => { log!("loaded {} bytes", n) },
[INFO] [stdout]     |                +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `CARRY`
[INFO] [stdout]     |
[INFO] [stdout] 103 -             Ok(n) => { log!("loaded {} bytes", n) },
[INFO] [stdout] 103 +             Ok(cpu::CARRY) => { log!("loaded {} bytes", n) },
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cpu`
[INFO] [stdout]    --> src/cpu.rs:882:19
[INFO] [stdout]     |
[INFO] [stdout] 882 |         cpu_test(|cpu, ctx| {
[INFO] [stdout]     |                   ^^^ help: if this is intentional, prefix it with an underscore: `_cpu`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/cpu.rs:882:24
[INFO] [stdout]     |
[INFO] [stdout] 882 |         cpu_test(|cpu, ctx| {
[INFO] [stdout]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cpu`
[INFO] [stdout]    --> src/cpu.rs:889:19
[INFO] [stdout]     |
[INFO] [stdout] 889 |         cpu_test(|cpu, ctx| {
[INFO] [stdout]     |                   ^^^ help: if this is intentional, prefix it with an underscore: `_cpu`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/cpu.rs:889:24
[INFO] [stdout]     |
[INFO] [stdout] 889 |         cpu_test(|cpu, ctx| {
[INFO] [stdout]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cpu`
[INFO] [stdout]    --> src/cpu.rs:907:19
[INFO] [stdout]     |
[INFO] [stdout] 907 |         cpu_test(|cpu, ctx| {
[INFO] [stdout]     |                   ^^^ help: if this is intentional, prefix it with an underscore: `_cpu`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/cpu.rs:907:24
[INFO] [stdout]     |
[INFO] [stdout] 907 |         cpu_test(|cpu, ctx| {
[INFO] [stdout]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cpu`
[INFO] [stdout]    --> src/cpu.rs:914:19
[INFO] [stdout]     |
[INFO] [stdout] 914 |         cpu_test(|cpu, ctx| {
[INFO] [stdout]     |                   ^^^ help: if this is intentional, prefix it with an underscore: `_cpu`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/cpu.rs:914:24
[INFO] [stdout]     |
[INFO] [stdout] 914 |         cpu_test(|cpu, ctx| {
[INFO] [stdout]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cpu`
[INFO] [stdout]    --> src/cpu.rs:921:19
[INFO] [stdout]     |
[INFO] [stdout] 921 |         cpu_test(|cpu, ctx| {
[INFO] [stdout]     |                   ^^^ help: if this is intentional, prefix it with an underscore: `_cpu`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/cpu.rs:921:24
[INFO] [stdout]     |
[INFO] [stdout] 921 |         cpu_test(|cpu, ctx| {
[INFO] [stdout]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cpu`
[INFO] [stdout]    --> src/cpu.rs:943:19
[INFO] [stdout]     |
[INFO] [stdout] 943 |         cpu_test(|cpu, ctx| {
[INFO] [stdout]     |                   ^^^ help: if this is intentional, prefix it with an underscore: `_cpu`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/cpu.rs:943:24
[INFO] [stdout]     |
[INFO] [stdout] 943 |         cpu_test(|cpu, ctx| {
[INFO] [stdout]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cpu`
[INFO] [stdout]    --> src/cpu.rs:993:19
[INFO] [stdout]     |
[INFO] [stdout] 993 |         cpu_test(|cpu, ctx| {
[INFO] [stdout]     |                   ^^^ help: if this is intentional, prefix it with an underscore: `_cpu`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/cpu.rs:993:24
[INFO] [stdout]     |
[INFO] [stdout] 993 |         cpu_test(|cpu, ctx| {
[INFO] [stdout]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cpu`
[INFO] [stdout]     --> src/cpu.rs:1000:19
[INFO] [stdout]      |
[INFO] [stdout] 1000 |         cpu_test(|cpu, ctx| {
[INFO] [stdout]      |                   ^^^ help: if this is intentional, prefix it with an underscore: `_cpu`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/cpu.rs:1000:24
[INFO] [stdout]      |
[INFO] [stdout] 1000 |         cpu_test(|cpu, ctx| {
[INFO] [stdout]      |                        ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cpu`
[INFO] [stdout]     --> src/cpu.rs:1007:19
[INFO] [stdout]      |
[INFO] [stdout] 1007 |         cpu_test(|cpu, ctx| {
[INFO] [stdout]      |                   ^^^ help: if this is intentional, prefix it with an underscore: `_cpu`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/cpu.rs:1007:24
[INFO] [stdout]      |
[INFO] [stdout] 1007 |         cpu_test(|cpu, ctx| {
[INFO] [stdout]      |                        ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cpu`
[INFO] [stdout]     --> src/cpu.rs:1022:19
[INFO] [stdout]      |
[INFO] [stdout] 1022 |         cpu_test(|cpu, ctx| {
[INFO] [stdout]      |                   ^^^ help: if this is intentional, prefix it with an underscore: `_cpu`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/cpu.rs:1022:24
[INFO] [stdout]      |
[INFO] [stdout] 1022 |         cpu_test(|cpu, ctx| {
[INFO] [stdout]      |                        ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cpu`
[INFO] [stdout]     --> src/cpu.rs:1029:19
[INFO] [stdout]      |
[INFO] [stdout] 1029 |         cpu_test(|cpu, ctx| {
[INFO] [stdout]      |                   ^^^ help: if this is intentional, prefix it with an underscore: `_cpu`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/cpu.rs:1029:24
[INFO] [stdout]      |
[INFO] [stdout] 1029 |         cpu_test(|cpu, ctx| {
[INFO] [stdout]      |                        ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cpu`
[INFO] [stdout]     --> src/cpu.rs:1036:19
[INFO] [stdout]      |
[INFO] [stdout] 1036 |         cpu_test(|cpu, ctx| {
[INFO] [stdout]      |                   ^^^ help: if this is intentional, prefix it with an underscore: `_cpu`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/cpu.rs:1036:24
[INFO] [stdout]      |
[INFO] [stdout] 1036 |         cpu_test(|cpu, ctx| {
[INFO] [stdout]      |                        ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cpu`
[INFO] [stdout]     --> src/cpu.rs:1043:19
[INFO] [stdout]      |
[INFO] [stdout] 1043 |         cpu_test(|cpu, ctx| {
[INFO] [stdout]      |                   ^^^ help: if this is intentional, prefix it with an underscore: `_cpu`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/cpu.rs:1043:24
[INFO] [stdout]      |
[INFO] [stdout] 1043 |         cpu_test(|cpu, ctx| {
[INFO] [stdout]      |                        ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cpu`
[INFO] [stdout]     --> src/cpu.rs:1050:19
[INFO] [stdout]      |
[INFO] [stdout] 1050 |         cpu_test(|cpu, ctx| {
[INFO] [stdout]      |                   ^^^ help: if this is intentional, prefix it with an underscore: `_cpu`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/cpu.rs:1050:24
[INFO] [stdout]      |
[INFO] [stdout] 1050 |         cpu_test(|cpu, ctx| {
[INFO] [stdout]      |                        ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cpu`
[INFO] [stdout]     --> src/cpu.rs:1057:19
[INFO] [stdout]      |
[INFO] [stdout] 1057 |         cpu_test(|cpu, ctx| {
[INFO] [stdout]      |                   ^^^ help: if this is intentional, prefix it with an underscore: `_cpu`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/cpu.rs:1057:24
[INFO] [stdout]      |
[INFO] [stdout] 1057 |         cpu_test(|cpu, ctx| {
[INFO] [stdout]      |                        ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `dump` is never used
[INFO] [stdout]    --> src/cpu.rs:140:12
[INFO] [stdout]     |
[INFO] [stdout]  75 | impl Cpu {
[INFO] [stdout]     | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 140 |     pub fn dump(&self) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `reset` is never used
[INFO] [stdout]   --> src/timer.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl Timer {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub fn reset(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `dump` is never used
[INFO] [stdout]    --> src/chip.rs:101:12
[INFO] [stdout]     |
[INFO] [stdout]  75 | impl Chip {
[INFO] [stdout]     | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 101 |     pub fn dump(&self) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get` is never used
[INFO] [stdout]   --> src/keypad.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout]  7 | impl Keypad {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 13 |     pub fn get(&self, key: usize) -> bool {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.32s
[INFO] running `Command { std: "docker" "inspect" "bc0a07cdc3dbf99eae5d9d0a7ea1ba53115a1c4f3812917b6859bb4fb702bea3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc0a07cdc3dbf99eae5d9d0a7ea1ba53115a1c4f3812917b6859bb4fb702bea3", kill_on_drop: false }`
[INFO] [stdout] bc0a07cdc3dbf99eae5d9d0a7ea1ba53115a1c4f3812917b6859bb4fb702bea3