[INFO] cloning repository https://github.com/TheoVideira/gbmu
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TheoVideira/gbmu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheoVideira%2Fgbmu", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheoVideira%2Fgbmu'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b48010e4efa41f2c292c73ee3c2736037e8f2434
[INFO] testing TheoVideira/gbmu against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheoVideira%2Fgbmu" "/workspace/builds/worker-62/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-62/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TheoVideira/gbmu on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TheoVideira/gbmu
[INFO] finished tweaking git repo https://github.com/TheoVideira/gbmu
[INFO] tweaked toml for git repo https://github.com/TheoVideira/gbmu written to /workspace/builds/worker-62/source/Cargo.toml
[INFO] crate git repo https://github.com/TheoVideira/gbmu already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 78afcb134aeb787cceeae37cd4fe6cf56e22ae247ffe501350c74296553c2d42
[INFO] running `Command { std: "docker" "start" "-a" "78afcb134aeb787cceeae37cd4fe6cf56e22ae247ffe501350c74296553c2d42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "78afcb134aeb787cceeae37cd4fe6cf56e22ae247ffe501350c74296553c2d42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78afcb134aeb787cceeae37cd4fe6cf56e22ae247ffe501350c74296553c2d42", kill_on_drop: false }`
[INFO] [stdout] 78afcb134aeb787cceeae37cd4fe6cf56e22ae247ffe501350c74296553c2d42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb51fef8545d1a736a276ef1d2cdffe24e9a0e3aeda1e934f9cf749bd1ff260e
[INFO] running `Command { std: "docker" "start" "-a" "fb51fef8545d1a736a276ef1d2cdffe24e9a0e3aeda1e934f9cf749bd1ff260e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling bindgen v0.56.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling minimal-lexical v0.1.2
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling downcast-rs v1.2.0
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling clang-sys v1.2.1
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling wayland-sys v0.28.6
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling libloading v0.7.0
[INFO] [stderr]    Compiling nom v7.0.0
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling wayland-scanner v0.28.6
[INFO] [stderr]    Compiling minifb v0.19.3
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling nix v0.20.1
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling which v4.2.2
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling wayland-client v0.28.6
[INFO] [stderr]    Compiling wayland-protocols v0.28.6
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling xcursor v0.3.4
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling wayland-commons v0.28.6
[INFO] [stderr]    Compiling native-dialog v0.5.5
[INFO] [stderr]    Compiling wayland-cursor v0.28.6
[INFO] [stderr]    Compiling xkbcommon-sys v0.7.5
[INFO] [stderr]    Compiling xkb v0.2.1
[INFO] [stderr]    Compiling gbmu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::super::MMU`
[INFO] [stdout]  --> src/dmg/cpu/op/rotate.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::super::MMU;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::super::MMU`
[INFO] [stdout]  --> src/dmg/cpu/op/shift.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::super::MMU;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::super::MMU`
[INFO] [stdout]  --> src/dmg/cpu/op/swap.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::super::MMU;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Duration`
[INFO] [stdout]   --> src/dmg/mod.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::time::{Duration, SystemTime};
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `now`
[INFO] [stdout]   --> src/dmg/mod.rs:96:13
[INFO] [stdout]    |
[INFO] [stdout] 96 |         let now = SystemTime::now();
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_now`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `stop`
[INFO] [stdout]  --> src/dmg/cpu/op/misc.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn stop(&mut self) {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RL_HL`
[INFO] [stdout]    --> src/dmg/cpu/op/mod.rs:154:5
[INFO] [stdout]     |
[INFO] [stdout] 154 |     RL_HL,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RR_HL`
[INFO] [stdout]    --> src/dmg/cpu/op/mod.rs:155:5
[INFO] [stdout]     |
[INFO] [stdout] 155 |     RR_HL,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SLA_HL`
[INFO] [stdout]    --> src/dmg/cpu/op/mod.rs:159:5
[INFO] [stdout]     |
[INFO] [stdout] 159 |     SLA_HL,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SRL_HL`
[INFO] [stdout]    --> src/dmg/cpu/op/mod.rs:161:5
[INFO] [stdout]     |
[INFO] [stdout] 161 |     SRL_HL,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SWAP_HL`
[INFO] [stdout]    --> src/dmg/cpu/op/mod.rs:165:5
[INFO] [stdout]     |
[INFO] [stdout] 165 |     SWAP_HL,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `is_halted_until_button_pressed`
[INFO] [stdout]   --> src/dmg/cpu/mod.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     is_halted_until_button_pressed: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `RED`
[INFO] [stdout]  --> src/dmg/ppu/mod.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | const RED: u32 = 0xFF0000;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `render_tile_set`
[INFO] [stdout]    --> src/dmg/ppu/mod.rs:100:12
[INFO] [stdout]     |
[INFO] [stdout] 100 |     pub fn render_tile_set(&mut self, mmu: & MMU) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `render_background`
[INFO] [stdout]    --> src/dmg/ppu/mod.rs:120:12
[INFO] [stdout]     |
[INFO] [stdout] 120 |     pub fn render_background(&mut self, mmu: &MMU) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `MBC1`
[INFO] [stdout]   --> src/dmg/mbc/mod.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     MBC1,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `MBC2`
[INFO] [stdout]   --> src/dmg/mbc/mod.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     MBC2,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `MBC3`
[INFO] [stdout]   --> src/dmg/mbc/mod.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     MBC3,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `MBC5`
[INFO] [stdout]   --> src/dmg/mbc/mod.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     MBC5,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.07s
[INFO] running `Command { std: "docker" "inspect" "fb51fef8545d1a736a276ef1d2cdffe24e9a0e3aeda1e934f9cf749bd1ff260e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb51fef8545d1a736a276ef1d2cdffe24e9a0e3aeda1e934f9cf749bd1ff260e", kill_on_drop: false }`
[INFO] [stdout] fb51fef8545d1a736a276ef1d2cdffe24e9a0e3aeda1e934f9cf749bd1ff260e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 482e1a03b8daaffab3b4d8121459766e764d9b9d19a26dca4b3e697f8a09dfd8
[INFO] running `Command { std: "docker" "start" "-a" "482e1a03b8daaffab3b4d8121459766e764d9b9d19a26dca4b3e697f8a09dfd8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling gbmu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::super::MMU`
[INFO] [stdout]  --> src/dmg/cpu/op/rotate.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::super::MMU;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::super::MMU`
[INFO] [stdout]  --> src/dmg/cpu/op/shift.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::super::MMU;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::super::MMU`
[INFO] [stdout]  --> src/dmg/cpu/op/swap.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::super::MMU;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Duration`
[INFO] [stdout]   --> src/dmg/mod.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::time::{Duration, SystemTime};
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `now`
[INFO] [stdout]   --> src/dmg/mod.rs:96:13
[INFO] [stdout]    |
[INFO] [stdout] 96 |         let now = SystemTime::now();
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_now`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `stop`
[INFO] [stdout]  --> src/dmg/cpu/op/misc.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn stop(&mut self) {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RL_HL`
[INFO] [stdout]    --> src/dmg/cpu/op/mod.rs:154:5
[INFO] [stdout]     |
[INFO] [stdout] 154 |     RL_HL,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RR_HL`
[INFO] [stdout]    --> src/dmg/cpu/op/mod.rs:155:5
[INFO] [stdout]     |
[INFO] [stdout] 155 |     RR_HL,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SLA_HL`
[INFO] [stdout]    --> src/dmg/cpu/op/mod.rs:159:5
[INFO] [stdout]     |
[INFO] [stdout] 159 |     SLA_HL,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SRL_HL`
[INFO] [stdout]    --> src/dmg/cpu/op/mod.rs:161:5
[INFO] [stdout]     |
[INFO] [stdout] 161 |     SRL_HL,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SWAP_HL`
[INFO] [stdout]    --> src/dmg/cpu/op/mod.rs:165:5
[INFO] [stdout]     |
[INFO] [stdout] 165 |     SWAP_HL,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `is_halted_until_button_pressed`
[INFO] [stdout]   --> src/dmg/cpu/mod.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     is_halted_until_button_pressed: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `RED`
[INFO] [stdout]  --> src/dmg/ppu/mod.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | const RED: u32 = 0xFF0000;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `render_tile_set`
[INFO] [stdout]    --> src/dmg/ppu/mod.rs:100:12
[INFO] [stdout]     |
[INFO] [stdout] 100 |     pub fn render_tile_set(&mut self, mmu: & MMU) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `render_background`
[INFO] [stdout]    --> src/dmg/ppu/mod.rs:120:12
[INFO] [stdout]     |
[INFO] [stdout] 120 |     pub fn render_background(&mut self, mmu: &MMU) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `MBC1`
[INFO] [stdout]   --> src/dmg/mbc/mod.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     MBC1,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `MBC2`
[INFO] [stdout]   --> src/dmg/mbc/mod.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     MBC2,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `MBC3`
[INFO] [stdout]   --> src/dmg/mbc/mod.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     MBC3,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `MBC5`
[INFO] [stdout]   --> src/dmg/mbc/mod.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     MBC5,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.13s
[INFO] running `Command { std: "docker" "inspect" "482e1a03b8daaffab3b4d8121459766e764d9b9d19a26dca4b3e697f8a09dfd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "482e1a03b8daaffab3b4d8121459766e764d9b9d19a26dca4b3e697f8a09dfd8", kill_on_drop: false }`
[INFO] [stdout] 482e1a03b8daaffab3b4d8121459766e764d9b9d19a26dca4b3e697f8a09dfd8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 071c602a3f3f7a35cc800f581ebe452c770de022298975cc539485228609a480
[INFO] running `Command { std: "docker" "start" "-a" "071c602a3f3f7a35cc800f581ebe452c770de022298975cc539485228609a480", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `super::super::MMU`
[INFO] [stderr]  --> src/dmg/cpu/op/rotate.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use super::super::MMU;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::super::MMU`
[INFO] [stderr]  --> src/dmg/cpu/op/shift.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use super::super::MMU;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::super::MMU`
[INFO] [stderr]  --> src/dmg/cpu/op/swap.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use super::super::MMU;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Duration`
[INFO] [stderr]   --> src/dmg/mod.rs:17:17
[INFO] [stderr]    |
[INFO] [stderr] 17 | use std::time::{Duration, SystemTime};
[INFO] [stderr]    |                 ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `now`
[INFO] [stderr]   --> src/dmg/mod.rs:96:13
[INFO] [stderr]    |
[INFO] [stderr] 96 |         let now = SystemTime::now();
[INFO] [stderr]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_now`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `stop`
[INFO] [stderr]  --> src/dmg/cpu/op/misc.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub fn stop(&mut self) {
[INFO] [stderr]   |            ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `RL_HL`
[INFO] [stderr]    --> src/dmg/cpu/op/mod.rs:154:5
[INFO] [stderr]     |
[INFO] [stderr] 154 |     RL_HL,
[INFO] [stderr]     |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `RR_HL`
[INFO] [stderr]    --> src/dmg/cpu/op/mod.rs:155:5
[INFO] [stderr]     |
[INFO] [stderr] 155 |     RR_HL,
[INFO] [stderr]     |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `SLA_HL`
[INFO] [stderr]    --> src/dmg/cpu/op/mod.rs:159:5
[INFO] [stderr]     |
[INFO] [stderr] 159 |     SLA_HL,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `SRL_HL`
[INFO] [stderr]    --> src/dmg/cpu/op/mod.rs:161:5
[INFO] [stderr]     |
[INFO] [stderr] 161 |     SRL_HL,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `SWAP_HL`
[INFO] [stderr]    --> src/dmg/cpu/op/mod.rs:165:5
[INFO] [stderr]     |
[INFO] [stderr] 165 |     SWAP_HL,
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `is_halted_until_button_pressed`
[INFO] [stderr]   --> src/dmg/cpu/mod.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     is_halted_until_button_pressed: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `RED`
[INFO] [stderr]  --> src/dmg/ppu/mod.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | const RED: u32 = 0xFF0000;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `render_tile_set`
[INFO] [stderr]    --> src/dmg/ppu/mod.rs:100:12
[INFO] [stderr]     |
[INFO] [stderr] 100 |     pub fn render_tile_set(&mut self, mmu: & MMU) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `render_background`
[INFO] [stderr]    --> src/dmg/ppu/mod.rs:120:12
[INFO] [stderr]     |
[INFO] [stderr] 120 |     pub fn render_background(&mut self, mmu: &MMU) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `MBC1`
[INFO] [stderr]   --> src/dmg/mbc/mod.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     MBC1,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `MBC2`
[INFO] [stderr]   --> src/dmg/mbc/mod.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     MBC2,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `MBC3`
[INFO] [stderr]   --> src/dmg/mbc/mod.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     MBC3,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `MBC5`
[INFO] [stderr]   --> src/dmg/mbc/mod.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     MBC5,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `gbmu` (bin "gbmu" test) generated 19 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/gbmu-c626627c81336193)
[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" "071c602a3f3f7a35cc800f581ebe452c770de022298975cc539485228609a480", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "071c602a3f3f7a35cc800f581ebe452c770de022298975cc539485228609a480", kill_on_drop: false }`
[INFO] [stdout] 071c602a3f3f7a35cc800f581ebe452c770de022298975cc539485228609a480