[INFO] cloning repository https://github.com/ablakey/gameboy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ablakey/gameboy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fablakey%2Fgameboy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fablakey%2Fgameboy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dc2abcae57f271cb7873f9fd5cc77cd6e30fb4d1
[INFO] checking ablakey/gameboy against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fablakey%2Fgameboy" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ablakey/gameboy
[INFO] finished tweaking git repo https://github.com/ablakey/gameboy
[INFO] tweaked toml for git repo https://github.com/ablakey/gameboy written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ablakey/gameboy on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ablakey/gameboy 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08958960055b7a0a1ce140043c6c36dfadd11f0261455bb002af242f4a7001ef
[INFO] running `Command { std: "docker" "start" "-a" "08958960055b7a0a1ce140043c6c36dfadd11f0261455bb002af242f4a7001ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08958960055b7a0a1ce140043c6c36dfadd11f0261455bb002af242f4a7001ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08958960055b7a0a1ce140043c6c36dfadd11f0261455bb002af242f4a7001ef", kill_on_drop: false }`
[INFO] [stdout] 08958960055b7a0a1ce140043c6c36dfadd11f0261455bb002af242f4a7001ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be46ee5c7772ddedb76281c80351a4177319df971a186542c4e236c69fd4afeb
[INFO] running `Command { std: "docker" "start" "-a" "be46ee5c7772ddedb76281c80351a4177319df971a186542c4e236c69fd4afeb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]    Compiling libc v0.2.90
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]    Compiling sdl2 v0.33.0
[INFO] [stderr]    Compiling sdl2-sys v0.33.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking c_vec v1.3.3
[INFO] [stderr]     Checking pretty-hex v0.2.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking gameboy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `address`
[INFO] [stdout]    --> src/guest/mmu/apu.rs:146:22
[INFO] [stdout]     |
[INFO] [stdout] 146 |     pub fn rb(&self, address: u16) -> u8 {
[INFO] [stdout]     |                      ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_address`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `length_enabled`
[INFO] [stdout]   --> src/guest/systems/apu/square.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |         length_enabled: bool,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_length_enabled`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `square1`, `square2`, and `wave` are never read
[INFO] [stdout]   --> src/guest/systems/apu/mod.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct APU {
[INFO] [stdout]    |            --- fields in this struct
[INFO] [stdout] 14 |     clock: usize,
[INFO] [stdout] 15 |     square1: SquareVoice,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 16 |     square2: SquareVoice,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 17 |     wave: WaveVoice,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DUTY_CYCLES` is never used
[INFO] [stdout]  --> src/guest/systems/apu/square.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const DUTY_CYCLES: [[i32; 8]; 4] = [
[INFO] [stdout]   |       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `clock`, `duty_phase`, and `volume` are never read
[INFO] [stdout]   --> src/guest/systems/apu/square.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct SquareVoice {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 12 |     clock: usize,      // Track where we are in playing the current phase of the duty_cycle.
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 13 |     duty_phase: usize, // Track which of the 8 steps in the current duty cycle we're playing.
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 14 |     volume: usize,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `tick` is never used
[INFO] [stdout]   --> src/guest/systems/apu/square.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl SquareVoice {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn tick(
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `OUTPUT_VOLUME` is never used
[INFO] [stdout]  --> src/guest/systems/apu/wave.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const OUTPUT_VOLUME: [f32; 4] = [0.0, 1.0, 0.5, 0.25];
[INFO] [stdout]   |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `clock` and `sample_index` are never read
[INFO] [stdout]  --> src/guest/systems/apu/wave.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct WaveVoice {
[INFO] [stdout]   |            --------- fields in this struct
[INFO] [stdout] 7 |     clock: usize,        // Track where we are in playing the current wave sample.
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 8 |     sample_index: usize, // Current sample (0-31) being played.
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `tick` is never used
[INFO] [stdout]   --> src/guest/systems/apu/wave.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl WaveVoice {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub fn tick(&mut self, mmu: &MMU) -> f32 {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `address`
[INFO] [stdout]    --> src/guest/mmu/apu.rs:146:22
[INFO] [stdout]     |
[INFO] [stdout] 146 |     pub fn rb(&self, address: u16) -> u8 {
[INFO] [stdout]     |                      ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_address`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `length_enabled`
[INFO] [stdout]   --> src/guest/systems/apu/square.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |         length_enabled: bool,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_length_enabled`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `square1`, `square2`, and `wave` are never read
[INFO] [stdout]   --> src/guest/systems/apu/mod.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct APU {
[INFO] [stdout]    |            --- fields in this struct
[INFO] [stdout] 14 |     clock: usize,
[INFO] [stdout] 15 |     square1: SquareVoice,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 16 |     square2: SquareVoice,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 17 |     wave: WaveVoice,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DUTY_CYCLES` is never used
[INFO] [stdout]  --> src/guest/systems/apu/square.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const DUTY_CYCLES: [[i32; 8]; 4] = [
[INFO] [stdout]   |       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `clock`, `duty_phase`, and `volume` are never read
[INFO] [stdout]   --> src/guest/systems/apu/square.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct SquareVoice {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 12 |     clock: usize,      // Track where we are in playing the current phase of the duty_cycle.
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 13 |     duty_phase: usize, // Track which of the 8 steps in the current duty cycle we're playing.
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 14 |     volume: usize,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `tick` is never used
[INFO] [stdout]   --> src/guest/systems/apu/square.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl SquareVoice {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn tick(
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `OUTPUT_VOLUME` is never used
[INFO] [stdout]  --> src/guest/systems/apu/wave.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const OUTPUT_VOLUME: [f32; 4] = [0.0, 1.0, 0.5, 0.25];
[INFO] [stdout]   |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `clock` and `sample_index` are never read
[INFO] [stdout]  --> src/guest/systems/apu/wave.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct WaveVoice {
[INFO] [stdout]   |            --------- fields in this struct
[INFO] [stdout] 7 |     clock: usize,        // Track where we are in playing the current wave sample.
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 8 |     sample_index: usize, // Current sample (0-31) being played.
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `tick` is never used
[INFO] [stdout]   --> src/guest/systems/apu/wave.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl WaveVoice {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub fn tick(&mut self, mmu: &MMU) -> f32 {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.99s
[INFO] running `Command { std: "docker" "inspect" "be46ee5c7772ddedb76281c80351a4177319df971a186542c4e236c69fd4afeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be46ee5c7772ddedb76281c80351a4177319df971a186542c4e236c69fd4afeb", kill_on_drop: false }`
[INFO] [stdout] be46ee5c7772ddedb76281c80351a4177319df971a186542c4e236c69fd4afeb
