[INFO] cloning repository https://github.com/poiko/nine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/poiko/nine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpoiko%2Fnine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpoiko%2Fnine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c702fffd4a008a4395bf08298422d066810eb97c
[INFO] testing poiko/nine against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpoiko%2Fnine" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/poiko/nine 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/poiko/nine
[INFO] finished tweaking git repo https://github.com/poiko/nine
[INFO] tweaked toml for git repo https://github.com/poiko/nine written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/poiko/nine 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 11cb9a760d133e50b4efadffe82c066c970c5734ad84b960a862c6e66bb2ece3
[INFO] running `Command { std: "docker" "start" "-a" "11cb9a760d133e50b4efadffe82c066c970c5734ad84b960a862c6e66bb2ece3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "11cb9a760d133e50b4efadffe82c066c970c5734ad84b960a862c6e66bb2ece3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11cb9a760d133e50b4efadffe82c066c970c5734ad84b960a862c6e66bb2ece3", kill_on_drop: false }`
[INFO] [stdout] 11cb9a760d133e50b4efadffe82c066c970c5734ad84b960a862c6e66bb2ece3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] faa51c9427737a93a9bbe1e77430c37ff3bb53e048b174bf3383edb707139b32
[INFO] running `Command { std: "docker" "start" "-a" "faa51c9427737a93a9bbe1e77430c37ff3bb53e048b174bf3383edb707139b32", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling byteorder v1.2.1
[INFO] [stderr]    Compiling nine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/nes/mod.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     try!(file.read_to_end(&mut file_buf));
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/nes/mod.rs:46:20
[INFO] [stdout]    |
[INFO] [stdout] 46 |     let mut file = try!(File::open(&path));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/nes/cpu.rs:441:13
[INFO] [stdout]     |
[INFO] [stdout] 441 |             0x81 | 0x85 | 0x8d | 0x91 | 0x95 | 0x99 | 0x9d => {
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: private type `Instruction` in public interface (error E0446)
[INFO] [stdout]    --> src/nes/cpu.rs:208:5
[INFO] [stdout]     |
[INFO] [stdout] 208 |     pub fn run_instruction(&mut self, instr: &Instruction) {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(private_in_public)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INT_IRQ_POS`
[INFO] [stdout]  --> src/nes/cpu.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | const INT_IRQ_POS: usize = 0xfffe;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `page_cycle`
[INFO] [stdout]   --> src/nes/cpu.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     page_cycle: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `print_stack`
[INFO] [stdout]    --> src/nes/cpu.rs:129:12
[INFO] [stdout]     |
[INFO] [stdout] 129 |     pub fn print_stack(&self) {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `spr_ram_addr`
[INFO] [stdout]   --> src/nes/ppu.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     spr_ram_addr: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `spr_ram`
[INFO] [stdout]   --> src/nes/ppu.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     spr_ram: Vec<u8>
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `CHR_BANK_SIZE`
[INFO] [stdout]   --> src/nes/mod.rs:41:1
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub const CHR_BANK_SIZE: usize = 0x2000;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `TRAINER_SIZE`
[INFO] [stdout]   --> src/nes/mod.rs:43:1
[INFO] [stdout]    |
[INFO] [stdout] 43 | const TRAINER_SIZE: usize = 512;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 01s
[INFO] running `Command { std: "docker" "inspect" "faa51c9427737a93a9bbe1e77430c37ff3bb53e048b174bf3383edb707139b32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faa51c9427737a93a9bbe1e77430c37ff3bb53e048b174bf3383edb707139b32", kill_on_drop: false }`
[INFO] [stdout] faa51c9427737a93a9bbe1e77430c37ff3bb53e048b174bf3383edb707139b32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 691a98b863ef289e6bf9cfcdbb80abb8e228bf502d432d0c24886e36409bcfae
[INFO] running `Command { std: "docker" "start" "-a" "691a98b863ef289e6bf9cfcdbb80abb8e228bf502d432d0c24886e36409bcfae", kill_on_drop: false }`
[INFO] [stderr]    Compiling nine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/nes/mod.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     try!(file.read_to_end(&mut file_buf));
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/nes/mod.rs:46:20
[INFO] [stdout]    |
[INFO] [stdout] 46 |     let mut file = try!(File::open(&path));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/nes/cpu.rs:441:13
[INFO] [stdout]     |
[INFO] [stdout] 441 |             0x81 | 0x85 | 0x8d | 0x91 | 0x95 | 0x99 | 0x9d => {
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: private type `Instruction` in public interface (error E0446)
[INFO] [stdout]    --> src/nes/cpu.rs:208:5
[INFO] [stdout]     |
[INFO] [stdout] 208 |     pub fn run_instruction(&mut self, instr: &Instruction) {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(private_in_public)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INT_IRQ_POS`
[INFO] [stdout]  --> src/nes/cpu.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | const INT_IRQ_POS: usize = 0xfffe;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `page_cycle`
[INFO] [stdout]   --> src/nes/cpu.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     page_cycle: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `print_stack`
[INFO] [stdout]    --> src/nes/cpu.rs:129:12
[INFO] [stdout]     |
[INFO] [stdout] 129 |     pub fn print_stack(&self) {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `spr_ram_addr`
[INFO] [stdout]   --> src/nes/ppu.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     spr_ram_addr: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `spr_ram`
[INFO] [stdout]   --> src/nes/ppu.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     spr_ram: Vec<u8>
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `CHR_BANK_SIZE`
[INFO] [stdout]   --> src/nes/mod.rs:41:1
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub const CHR_BANK_SIZE: usize = 0x2000;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `TRAINER_SIZE`
[INFO] [stdout]   --> src/nes/mod.rs:43:1
[INFO] [stdout]    |
[INFO] [stdout] 43 | const TRAINER_SIZE: usize = 512;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "691a98b863ef289e6bf9cfcdbb80abb8e228bf502d432d0c24886e36409bcfae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "691a98b863ef289e6bf9cfcdbb80abb8e228bf502d432d0c24886e36409bcfae", kill_on_drop: false }`
[INFO] [stdout] 691a98b863ef289e6bf9cfcdbb80abb8e228bf502d432d0c24886e36409bcfae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] de965e928996a8798c5be34cd1d326afb015bae48a83738475e7920e8b73237f
[INFO] running `Command { std: "docker" "start" "-a" "de965e928996a8798c5be34cd1d326afb015bae48a83738475e7920e8b73237f", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/nes/mod.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 48 |     try!(file.read_to_end(&mut file_buf));
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/nes/mod.rs:46:20
[INFO] [stderr]    |
[INFO] [stderr] 46 |     let mut file = try!(File::open(&path));
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/nes/cpu.rs:441:13
[INFO] [stderr]     |
[INFO] [stderr] 441 |             0x81 | 0x85 | 0x8d | 0x91 | 0x95 | 0x99 | 0x9d => {
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: private type `Instruction` in public interface (error E0446)
[INFO] [stderr]    --> src/nes/cpu.rs:208:5
[INFO] [stderr]     |
[INFO] [stderr] 208 |     pub fn run_instruction(&mut self, instr: &Instruction) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(private_in_public)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `INT_IRQ_POS`
[INFO] [stderr]  --> src/nes/cpu.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | const INT_IRQ_POS: usize = 0xfffe;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `page_cycle`
[INFO] [stderr]   --> src/nes/cpu.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     page_cycle: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `print_stack`
[INFO] [stderr]    --> src/nes/cpu.rs:129:12
[INFO] [stderr]     |
[INFO] [stderr] 129 |     pub fn print_stack(&self) {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `spr_ram_addr`
[INFO] [stderr]   --> src/nes/ppu.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     spr_ram_addr: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `spr_ram`
[INFO] [stderr]   --> src/nes/ppu.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     spr_ram: Vec<u8>
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `CHR_BANK_SIZE`
[INFO] [stderr]   --> src/nes/mod.rs:41:1
[INFO] [stderr]    |
[INFO] [stderr] 41 | pub const CHR_BANK_SIZE: usize = 0x2000;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `TRAINER_SIZE`
[INFO] [stderr]   --> src/nes/mod.rs:43:1
[INFO] [stderr]    |
[INFO] [stderr] 43 | const TRAINER_SIZE: usize = 512;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `nine` (bin "nine" test) generated 11 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nine-bcdbb8aa0b4fc00e)
[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" "de965e928996a8798c5be34cd1d326afb015bae48a83738475e7920e8b73237f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de965e928996a8798c5be34cd1d326afb015bae48a83738475e7920e8b73237f", kill_on_drop: false }`
[INFO] [stdout] de965e928996a8798c5be34cd1d326afb015bae48a83738475e7920e8b73237f