[INFO] cloning repository https://github.com/brunodea/gebemula
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/brunodea/gebemula" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrunodea%2Fgebemula", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrunodea%2Fgebemula'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 19ef00deb2d78ee88dd9a357db48568c7a0329a6
[INFO] testing brunodea/gebemula against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrunodea%2Fgebemula" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/brunodea/gebemula on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/brunodea/gebemula
[INFO] finished tweaking git repo https://github.com/brunodea/gebemula
[INFO] tweaked toml for git repo https://github.com/brunodea/gebemula written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/brunodea/gebemula already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded blip_buf-sys v0.1.3
[INFO] [stderr]   Downloaded blip_buf v0.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] daee00a57ceb1a417ad157c17a4d6605bd73465dd6ff481de0bc5ef94a9c3589
[INFO] running `Command { std: "docker" "start" "-a" "daee00a57ceb1a417ad157c17a4d6605bd73465dd6ff481de0bc5ef94a9c3589", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "daee00a57ceb1a417ad157c17a4d6605bd73465dd6ff481de0bc5ef94a9c3589", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "daee00a57ceb1a417ad157c17a4d6605bd73465dd6ff481de0bc5ef94a9c3589", kill_on_drop: false }`
[INFO] [stdout] daee00a57ceb1a417ad157c17a4d6605bd73465dd6ff481de0bc5ef94a9c3589
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7607a834e1ce7bd84dfeb728f1af2fd2ce8dc10fb6ec791e7c4d68e7f405ed7e
[INFO] running `Command { std: "docker" "start" "-a" "7607a834e1ce7bd84dfeb728f1af2fd2ce8dc10fb6ec791e7c4d68e7f405ed7e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.40
[INFO] [stderr]    Compiling num-integer v0.1.38
[INFO] [stderr]    Compiling sdl2-sys v0.31.0
[INFO] [stderr]    Compiling blip_buf-sys v0.1.3
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling atty v0.2.10
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling blip_buf v0.1.4
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling clap v2.31.2
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling sdl2 v0.31.0
[INFO] [stderr]    Compiling gebemula v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/cpu/mod.rs:1093:13
[INFO] [stdout]      |
[INFO] [stdout] 1093 |             _ => unreachable!(),
[INFO] [stdout]      |             ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/debugger.rs:579:13
[INFO] [stdout]     |
[INFO] [stdout] 579 |             _ => unreachable!(),
[INFO] [stdout]     |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/mem/mod.rs:142:13
[INFO] [stdout]     |
[INFO] [stdout] 142 |             _ => panic!("Out of bound! Tried to write to {:#x}.", address),
[INFO] [stdout]     |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/mem/mod.rs:210:13
[INFO] [stdout]     |
[INFO] [stdout] 210 |             _ => panic!("Out of bound! Tried to read from {:#x}.", address),
[INFO] [stdout]     |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `IO_END`
[INFO] [stdout]  --> src/peripherals/sound.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | const IO_END: u16 = 0xFF3F;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `NR41_REGISTER_ADDR`
[INFO] [stdout]   --> src/peripherals/sound.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub const NR41_REGISTER_ADDR: u16 = 0xFF20;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `NR42_REGISTER_ADDR`
[INFO] [stdout]   --> src/peripherals/sound.rs:32:1
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub const NR42_REGISTER_ADDR: u16 = 0xFF21;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `NR43_REGISTER_ADDR`
[INFO] [stdout]   --> src/peripherals/sound.rs:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub const NR43_REGISTER_ADDR: u16 = 0xFF22;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `NR44_REGISTER_ADDR`
[INFO] [stdout]   --> src/peripherals/sound.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub const NR44_REGISTER_ADDR: u16 = 0xFF23;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `OUTPUT_FREQUENCY`
[INFO] [stdout]   --> src/peripherals/sound.rs:45:1
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub const OUTPUT_FREQUENCY: u32 = CPU_FREQUENCY_HZ;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `OUTPUT_CHANNELS`
[INFO] [stdout]   --> src/peripherals/sound.rs:46:1
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub const OUTPUT_CHANNELS: usize = 2;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `output_on`
[INFO] [stdout]    --> src/peripherals/sound.rs:136:8
[INFO] [stdout]     |
[INFO] [stdout] 136 |     fn output_on(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `frequency`
[INFO] [stdout]    --> src/peripherals/sound.rs:163:8
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn frequency(&self) -> u16 {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `channel_num`
[INFO] [stdout]    --> src/peripherals/sound.rs:197:5
[INFO] [stdout]     |
[INFO] [stdout] 197 |     channel_num: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ch4`
[INFO] [stdout]    --> src/peripherals/sound.rs:453:5
[INFO] [stdout]     |
[INFO] [stdout] 453 |     ch4: NoiseVoice,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `nr4x`
[INFO] [stdout]    --> src/peripherals/sound.rs:678:8
[INFO] [stdout]     |
[INFO] [stdout] 678 |     fn nr4x(&self) -> &[u8; 5] {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `nr5x`
[INFO] [stdout]    --> src/peripherals/sound.rs:682:8
[INFO] [stdout]     |
[INFO] [stdout] 682 |     fn nr5x(&self) -> &[u8; 3] {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `wave_table`
[INFO] [stdout]    --> src/peripherals/sound.rs:686:8
[INFO] [stdout]     |
[INFO] [stdout] 686 |     fn wave_table(&self) -> &[u8] {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/mem/cartridge.rs:185:5
[INFO] [stdout]     |
[INFO] [stdout] 185 |     &rom_data[..copy_len].copy_from_slice(&rom[..copy_len]);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 185 |     let _ = &rom_data[..copy_len].copy_from_slice(&rom[..copy_len]);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/mem/cartridge.rs:199:5
[INFO] [stdout]     |
[INFO] [stdout] 199 |     &ram_data[..copy_len].copy_from_slice(&battery[..copy_len]);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 199 |     let _ = &ram_data[..copy_len].copy_from_slice(&battery[..copy_len]);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.60s
[INFO] running `Command { std: "docker" "inspect" "7607a834e1ce7bd84dfeb728f1af2fd2ce8dc10fb6ec791e7c4d68e7f405ed7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7607a834e1ce7bd84dfeb728f1af2fd2ce8dc10fb6ec791e7c4d68e7f405ed7e", kill_on_drop: false }`
[INFO] [stdout] 7607a834e1ce7bd84dfeb728f1af2fd2ce8dc10fb6ec791e7c4d68e7f405ed7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3aa4981c4215cf079b400dde12fe6b431ec7fc8a9e5ec3ee048609e289c6fc8f
[INFO] running `Command { std: "docker" "start" "-a" "3aa4981c4215cf079b400dde12fe6b431ec7fc8a9e5ec3ee048609e289c6fc8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling gebemula v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/cpu/mod.rs:1093:13
[INFO] [stdout]      |
[INFO] [stdout] 1093 |             _ => unreachable!(),
[INFO] [stdout]      |             ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/debugger.rs:579:13
[INFO] [stdout]     |
[INFO] [stdout] 579 |             _ => unreachable!(),
[INFO] [stdout]     |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/mem/mod.rs:142:13
[INFO] [stdout]     |
[INFO] [stdout] 142 |             _ => panic!("Out of bound! Tried to write to {:#x}.", address),
[INFO] [stdout]     |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/mem/mod.rs:210:13
[INFO] [stdout]     |
[INFO] [stdout] 210 |             _ => panic!("Out of bound! Tried to read from {:#x}.", address),
[INFO] [stdout]     |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `IO_END`
[INFO] [stdout]  --> src/peripherals/sound.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | const IO_END: u16 = 0xFF3F;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `NR41_REGISTER_ADDR`
[INFO] [stdout]   --> src/peripherals/sound.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub const NR41_REGISTER_ADDR: u16 = 0xFF20;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `NR42_REGISTER_ADDR`
[INFO] [stdout]   --> src/peripherals/sound.rs:32:1
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub const NR42_REGISTER_ADDR: u16 = 0xFF21;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `NR43_REGISTER_ADDR`
[INFO] [stdout]   --> src/peripherals/sound.rs:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub const NR43_REGISTER_ADDR: u16 = 0xFF22;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `NR44_REGISTER_ADDR`
[INFO] [stdout]   --> src/peripherals/sound.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub const NR44_REGISTER_ADDR: u16 = 0xFF23;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `OUTPUT_FREQUENCY`
[INFO] [stdout]   --> src/peripherals/sound.rs:45:1
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub const OUTPUT_FREQUENCY: u32 = CPU_FREQUENCY_HZ;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `OUTPUT_CHANNELS`
[INFO] [stdout]   --> src/peripherals/sound.rs:46:1
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub const OUTPUT_CHANNELS: usize = 2;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `output_on`
[INFO] [stdout]    --> src/peripherals/sound.rs:136:8
[INFO] [stdout]     |
[INFO] [stdout] 136 |     fn output_on(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `frequency`
[INFO] [stdout]    --> src/peripherals/sound.rs:163:8
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn frequency(&self) -> u16 {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `channel_num`
[INFO] [stdout]    --> src/peripherals/sound.rs:197:5
[INFO] [stdout]     |
[INFO] [stdout] 197 |     channel_num: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ch4`
[INFO] [stdout]    --> src/peripherals/sound.rs:453:5
[INFO] [stdout]     |
[INFO] [stdout] 453 |     ch4: NoiseVoice,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `nr4x`
[INFO] [stdout]    --> src/peripherals/sound.rs:678:8
[INFO] [stdout]     |
[INFO] [stdout] 678 |     fn nr4x(&self) -> &[u8; 5] {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `nr5x`
[INFO] [stdout]    --> src/peripherals/sound.rs:682:8
[INFO] [stdout]     |
[INFO] [stdout] 682 |     fn nr5x(&self) -> &[u8; 3] {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `wave_table`
[INFO] [stdout]    --> src/peripherals/sound.rs:686:8
[INFO] [stdout]     |
[INFO] [stdout] 686 |     fn wave_table(&self) -> &[u8] {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/mem/cartridge.rs:185:5
[INFO] [stdout]     |
[INFO] [stdout] 185 |     &rom_data[..copy_len].copy_from_slice(&rom[..copy_len]);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 185 |     let _ = &rom_data[..copy_len].copy_from_slice(&rom[..copy_len]);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/mem/cartridge.rs:199:5
[INFO] [stdout]     |
[INFO] [stdout] 199 |     &ram_data[..copy_len].copy_from_slice(&battery[..copy_len]);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 199 |     let _ = &ram_data[..copy_len].copy_from_slice(&battery[..copy_len]);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `Command { std: "docker" "inspect" "3aa4981c4215cf079b400dde12fe6b431ec7fc8a9e5ec3ee048609e289c6fc8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3aa4981c4215cf079b400dde12fe6b431ec7fc8a9e5ec3ee048609e289c6fc8f", kill_on_drop: false }`
[INFO] [stdout] 3aa4981c4215cf079b400dde12fe6b431ec7fc8a9e5ec3ee048609e289c6fc8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fe2f222bfff0265377e11d0d2058a1884b686287edfb80a4591ddec0df2487e8
[INFO] running `Command { std: "docker" "start" "-a" "fe2f222bfff0265377e11d0d2058a1884b686287edfb80a4591ddec0df2487e8", 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] warning: unreachable pattern
[INFO] [stderr]     --> src/cpu/mod.rs:1093:13
[INFO] [stderr]      |
[INFO] [stderr] 1093 |             _ => unreachable!(),
[INFO] [stderr]      |             ^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/debugger.rs:579:13
[INFO] [stderr]     |
[INFO] [stderr] 579 |             _ => unreachable!(),
[INFO] [stderr]     |             ^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/mem/mod.rs:142:13
[INFO] [stderr]     |
[INFO] [stderr] 142 |             _ => panic!("Out of bound! Tried to write to {:#x}.", address),
[INFO] [stderr]     |             ^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/mem/mod.rs:210:13
[INFO] [stderr]     |
[INFO] [stderr] 210 |             _ => panic!("Out of bound! Tried to read from {:#x}.", address),
[INFO] [stderr]     |             ^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `IO_END`
[INFO] [stderr]  --> src/peripherals/sound.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | const IO_END: u16 = 0xFF3F;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `NR41_REGISTER_ADDR`
[INFO] [stderr]   --> src/peripherals/sound.rs:31:1
[INFO] [stderr]    |
[INFO] [stderr] 31 | pub const NR41_REGISTER_ADDR: u16 = 0xFF20;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `NR42_REGISTER_ADDR`
[INFO] [stderr]   --> src/peripherals/sound.rs:32:1
[INFO] [stderr]    |
[INFO] [stderr] 32 | pub const NR42_REGISTER_ADDR: u16 = 0xFF21;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `NR43_REGISTER_ADDR`
[INFO] [stderr]   --> src/peripherals/sound.rs:33:1
[INFO] [stderr]    |
[INFO] [stderr] 33 | pub const NR43_REGISTER_ADDR: u16 = 0xFF22;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `NR44_REGISTER_ADDR`
[INFO] [stderr]   --> src/peripherals/sound.rs:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub const NR44_REGISTER_ADDR: u16 = 0xFF23;
[INFO] [stdout] 
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] running 0 tests
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: constant is never used: `OUTPUT_FREQUENCY`
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]   --> src/peripherals/sound.rs:45:1
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub const OUTPUT_FREQUENCY: u32 = CPU_FREQUENCY_HZ;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `OUTPUT_CHANNELS`
[INFO] [stderr]   --> src/peripherals/sound.rs:46:1
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub const OUTPUT_CHANNELS: usize = 2;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `output_on`
[INFO] [stderr]    --> src/peripherals/sound.rs:136:8
[INFO] [stderr]     |
[INFO] [stderr] 136 |     fn output_on(&self) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `frequency`
[INFO] [stderr]    --> src/peripherals/sound.rs:163:8
[INFO] [stderr]     |
[INFO] [stderr] 163 |     fn frequency(&self) -> u16 {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `channel_num`
[INFO] [stderr]    --> src/peripherals/sound.rs:197:5
[INFO] [stderr]     |
[INFO] [stderr] 197 |     channel_num: u8,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `ch4`
[INFO] [stderr]    --> src/peripherals/sound.rs:453:5
[INFO] [stderr]     |
[INFO] [stderr] 453 |     ch4: NoiseVoice,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `nr4x`
[INFO] [stderr]    --> src/peripherals/sound.rs:678:8
[INFO] [stderr]     |
[INFO] [stderr] 678 |     fn nr4x(&self) -> &[u8; 5] {
[INFO] [stderr]     |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `nr5x`
[INFO] [stderr]    --> src/peripherals/sound.rs:682:8
[INFO] [stderr]     |
[INFO] [stderr] 682 |     fn nr5x(&self) -> &[u8; 3] {
[INFO] [stderr]     |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `wave_table`
[INFO] [stderr]    --> src/peripherals/sound.rs:686:8
[INFO] [stderr]     |
[INFO] [stderr] 686 |     fn wave_table(&self) -> &[u8] {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/mem/cartridge.rs:185:5
[INFO] [stderr]     |
[INFO] [stderr] 185 |     &rom_data[..copy_len].copy_from_slice(&rom[..copy_len]);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 185 |     let _ = &rom_data[..copy_len].copy_from_slice(&rom[..copy_len]);
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/mem/cartridge.rs:199:5
[INFO] [stderr]     |
[INFO] [stderr] 199 |     &ram_data[..copy_len].copy_from_slice(&battery[..copy_len]);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 199 |     let _ = &ram_data[..copy_len].copy_from_slice(&battery[..copy_len]);
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `gebemula` (bin "gebemula" test) generated 20 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.66s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/gebemula-8388c16d4ec2c0f0)
[INFO] running `Command { std: "docker" "inspect" "fe2f222bfff0265377e11d0d2058a1884b686287edfb80a4591ddec0df2487e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe2f222bfff0265377e11d0d2058a1884b686287edfb80a4591ddec0df2487e8", kill_on_drop: false }`
[INFO] [stdout] fe2f222bfff0265377e11d0d2058a1884b686287edfb80a4591ddec0df2487e8