[INFO] cloning repository https://github.com/ndtelles/gbc_emulator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ndtelles/gbc_emulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fndtelles%2Fgbc_emulator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fndtelles%2Fgbc_emulator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8d3c43a49d8a4393f1a1a369ae82ff6a1e42abed
[INFO] checking ndtelles/gbc_emulator against master#e0ba2d038db3afa968e13075b1d6eabd24339708 for pr-112988
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fndtelles%2Fgbc_emulator" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ndtelles/gbc_emulator on toolchain e0ba2d038db3afa968e13075b1d6eabd24339708
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e0ba2d038db3afa968e13075b1d6eabd24339708" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ndtelles/gbc_emulator
[INFO] finished tweaking git repo https://github.com/ndtelles/gbc_emulator
[INFO] tweaked toml for git repo https://github.com/ndtelles/gbc_emulator written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ndtelles/gbc_emulator 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" "+e0ba2d038db3afa968e13075b1d6eabd24339708" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded int-enum-impl v0.5.0
[INFO] [stderr]   Downloaded egui-winit v0.21.0
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+e0ba2d038db3afa968e13075b1d6eabd24339708" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] be97769c62a50c4a45da24f41ff9becfd086a3d81ba450031104eacc512ac9e5
[INFO] running `Command { std: "docker" "start" "-a" "be97769c62a50c4a45da24f41ff9becfd086a3d81ba450031104eacc512ac9e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be97769c62a50c4a45da24f41ff9becfd086a3d81ba450031104eacc512ac9e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be97769c62a50c4a45da24f41ff9becfd086a3d81ba450031104eacc512ac9e5", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+e0ba2d038db3afa968e13075b1d6eabd24339708" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "773bf4cd5330195a744c4788a03e571130975646cc824df1a39bbdedaacb33b8", kill_on_drop: false }`
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[INFO] [stderr]     Checking gbc_emulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `tracing::debug`
[INFO] [stdout]  --> src/gbc/cpu/op_helpers.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tracing::debug;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tracing::debug`
[INFO] [stdout]  --> src/gbc/cpu/op_helpers.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tracing::debug;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `info_span`, `trace_span`
[INFO] [stdout]  --> src/gbc/cpu.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 | use tracing::{trace_span, trace, info_span, debug_span, debug};
[INFO] [stdout]   |               ^^^^^^^^^^         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `info_span`, `trace_span`
[INFO] [stdout]  --> src/gbc/cpu.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 | use tracing::{trace_span, trace, info_span, debug_span, debug};
[INFO] [stdout]   |               ^^^^^^^^^^         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::VecDeque`
[INFO] [stdout]  --> src/gbc/render_engine/pixel_fetcher.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::VecDeque;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tracing::debug`
[INFO] [stdout]  --> src/gbc/render_engine/pixel_fetcher.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tracing::debug;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `GBC`
[INFO] [stdout]  --> src/gbc/render_engine/pixel_fetcher.rs:9:19
[INFO] [stdout]   |
[INFO] [stdout] 9 |         GBCState, GBC,
[INFO] [stdout]   |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::VecDeque`
[INFO] [stdout]  --> src/gbc/render_engine/pixel_fetcher.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::VecDeque;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `trace`
[INFO] [stdout]   --> src/gbc/render_engine.rs:12:34
[INFO] [stdout]    |
[INFO] [stdout] 12 | use tracing::{debug, debug_span, trace};
[INFO] [stdout]    |                                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tracing::debug`
[INFO] [stdout]  --> src/gbc/render_engine/pixel_fetcher.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tracing::debug;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `GBC`
[INFO] [stdout]  --> src/gbc/render_engine/pixel_fetcher.rs:9:19
[INFO] [stdout]   |
[INFO] [stdout] 9 |         GBCState, GBC,
[INFO] [stdout]   |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `debug`, `info_span`, `trace`
[INFO] [stdout]  --> src/gbc/virtual_memory.rs:8:15
[INFO] [stdout]   |
[INFO] [stdout] 8 | use tracing::{debug, debug_span, error, info_span, trace};
[INFO] [stdout]   |               ^^^^^                     ^^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `trace`
[INFO] [stdout]   --> src/gbc/render_engine.rs:12:34
[INFO] [stdout]    |
[INFO] [stdout] 12 | use tracing::{debug, debug_span, trace};
[INFO] [stdout]    |                                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `debug`, `info_span`, `trace`
[INFO] [stdout]  --> src/gbc/virtual_memory.rs:8:15
[INFO] [stdout]   |
[INFO] [stdout] 8 | use tracing::{debug, debug_span, error, info_span, trace};
[INFO] [stdout]   |               ^^^^^                     ^^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `num_fetched_pixels` is never read
[INFO] [stdout]    --> src/gbc/render_engine/pixel_fetcher.rs:134:21
[INFO] [stdout]     |
[INFO] [stdout] 134 |             let mut num_fetched_pixels = 0;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `num_fetched_pixels` is never read
[INFO] [stdout]    --> src/gbc/render_engine/pixel_fetcher.rs:134:21
[INFO] [stdout]     |
[INFO] [stdout] 134 |             let mut num_fetched_pixels = 0;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `handle` is never read
[INFO] [stdout]   --> src/main.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 71 | struct GBCThread {
[INFO] [stdout]    |        --------- field in this struct
[INFO] [stdout] 72 |     handle: JoinHandle<Result<()>>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `obj_fifo` and `obj_slots` are never read
[INFO] [stdout]   --> src/gbc/render_engine.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct Renderer {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 41 |     obj_fifo: VecDeque<Pixel>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 42 |     obj_slots: [u8; 10],
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `handle` is never read
[INFO] [stdout]   --> src/main.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 71 | struct GBCThread {
[INFO] [stdout]    |        --------- field in this struct
[INFO] [stdout] 72 |     handle: JoinHandle<Result<()>>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `num_banks` is never read
[INFO] [stdout]   --> src/gbc/virtual_memory/memory_area.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct MemoryArea {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 37 |     num_banks: usize,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `obj_fifo` and `obj_slots` are never read
[INFO] [stdout]   --> src/gbc/render_engine.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct Renderer {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 41 |     obj_fifo: VecDeque<Pixel>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 42 |     obj_slots: [u8; 10],
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `num_banks` is never read
[INFO] [stdout]   --> src/gbc/virtual_memory/memory_area.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct MemoryArea {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 37 |     num_banks: usize,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.95s
[INFO] running `Command { std: "docker" "inspect" "773bf4cd5330195a744c4788a03e571130975646cc824df1a39bbdedaacb33b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "773bf4cd5330195a744c4788a03e571130975646cc824df1a39bbdedaacb33b8", kill_on_drop: false }`
[INFO] [stdout] 773bf4cd5330195a744c4788a03e571130975646cc824df1a39bbdedaacb33b8