[INFO] cloning repository https://github.com/gmbeard/bbc-em
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gmbeard/bbc-em" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmbeard%2Fbbc-em", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmbeard%2Fbbc-em'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1c4dabaa705c8338ef89aeed6de410996b16dc72
[INFO] checking gmbeard/bbc-em/1c4dabaa705c8338ef89aeed6de410996b16dc72 against master#9bfa31f632912180dc742809bcc51a97f2d7079d for pr-140151
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmbeard%2Fbbc-em" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gmbeard/bbc-em on toolchain 9bfa31f632912180dc742809bcc51a97f2d7079d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9bfa31f632912180dc742809bcc51a97f2d7079d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gmbeard/bbc-em
[INFO] finished tweaking git repo https://github.com/gmbeard/bbc-em
[INFO] tweaked toml for git repo https://github.com/gmbeard/bbc-em written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/gmbeard/bbc-em 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" "+9bfa31f632912180dc742809bcc51a97f2d7079d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-iter v0.1.34
[INFO] [stderr]   Downloaded magenta-sys v0.1.1
[INFO] [stderr]   Downloaded thread_local v0.3.4
[INFO] [stderr]   Downloaded aho-corasick v0.6.3
[INFO] [stderr]   Downloaded env_logger v0.4.3
[INFO] [stderr]   Downloaded num-integer v0.1.35
[INFO] [stderr]   Downloaded num v0.1.40
[INFO] [stderr]   Downloaded sdl2 v0.30.0
[INFO] [stderr]   Downloaded regex-syntax v0.4.1
[INFO] [stderr]   Downloaded libc v0.2.31
[INFO] [stderr]   Downloaded regex v0.2.2
[INFO] [stderr]   Downloaded x11-dl v2.14.0
[INFO] [stderr]   Downloaded rand v0.3.16
[INFO] [stderr]   Downloaded custom_derive v0.1.7
[INFO] [stderr]   Downloaded conv v0.3.3
[INFO] [stderr]   Downloaded magenta v0.1.1
[INFO] [stderr]   Downloaded lazy_static v0.2.9
[INFO] [stderr]   Downloaded sdl2-sys v0.30.0
[INFO] [stderr]   Downloaded redox_syscall v0.1.31
[INFO] [stderr]   Downloaded minifb v0.10.3
[INFO] [stderr]   Downloaded gcc v0.3.54
[INFO] [stderr]   Downloaded orbclient v0.3.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+9bfa31f632912180dc742809bcc51a97f2d7079d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc38346d81ddf574df5c6cdb4daae72662931396f4e8c8f12a9cc374eea2d8d6
[INFO] running `Command { std: "docker" "start" "-a" "bc38346d81ddf574df5c6cdb4daae72662931396f4e8c8f12a9cc374eea2d8d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc38346d81ddf574df5c6cdb4daae72662931396f4e8c8f12a9cc374eea2d8d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc38346d81ddf574df5c6cdb4daae72662931396f4e8c8f12a9cc374eea2d8d6", kill_on_drop: false }`
[INFO] [stdout] bc38346d81ddf574df5c6cdb4daae72662931396f4e8c8f12a9cc374eea2d8d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+9bfa31f632912180dc742809bcc51a97f2d7079d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a5bfb92e4b4ab77ca797a8a6fe5b93d2c42ecfb348b2f2f4f8162cecb16426d
[INFO] running `Command { std: "docker" "start" "-a" "3a5bfb92e4b4ab77ca797a8a6fe5b93d2c42ecfb348b2f2f4f8162cecb16426d", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Checking libc v0.2.31
[INFO] [stderr]     Checking lazy_static v0.2.9
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]     Checking regex-syntax v0.4.1
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking log v0.3.8
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking glyphs v0.1.0 (/opt/rustwide/workdir/glyphs)
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking thread_local v0.3.4
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling x11-dl v2.14.0
[INFO] [stderr]    Compiling minifb v0.10.3
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]     Checking regex v0.2.2
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]     Checking bbc_em v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use] extern crate log;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `timer::*`
[INFO] [stdout]  --> src/emulator/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use timer::*;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::u16`
[INFO] [stdout]   --> src/emulator/mod.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 38 |         use std::u16;
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/debugger/frontend.rs:56:32
[INFO] [stdout]    |
[INFO] [stdout] 56 |                 b'0'...b'9' => (*b as u16 - b'0' as u16),
[INFO] [stdout]    |                                ^                       ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 56 -                 b'0'...b'9' => (*b as u16 - b'0' as u16),
[INFO] [stdout] 56 +                 b'0'...b'9' => *b as u16 - b'0' as u16,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/debugger/frontend.rs:56:21
[INFO] [stdout]    |
[INFO] [stdout] 56 |                 b'0'...b'9' => (*b as u16 - b'0' as u16),
[INFO] [stdout]    |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/debugger/frontend.rs:57:21
[INFO] [stdout]    |
[INFO] [stdout] 57 |                 b'a'...b'f' => 10 + (*b as u16 - b'a' as u16),
[INFO] [stdout]    |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/debugger/frontend.rs:58:21
[INFO] [stdout]    |
[INFO] [stdout] 58 |                 b'A'...b'F' => 10 + (*b as u16 - b'A' as u16),
[INFO] [stdout]    |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/memory/map.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     (val >= range.start && val <= range.end)
[INFO] [stdout]    |     ^                                      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 33 -     (val >= range.start && val <= range.end)
[INFO] [stdout] 33 +     val >= range.start && val <= range.end
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp`
[INFO] [stdout]  --> src/video/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cmp;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cpu::Cpu`
[INFO] [stdout]  --> src/via/system.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use cpu::Cpu;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/via/interrupts.rs:132:27
[INFO] [stdout]     |
[INFO] [stdout] 132 |         self.signalled |= (0x01 << (t as u32 & 0x07));
[INFO] [stdout]     |                           ^                         ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 132 -         self.signalled |= (0x01 << (t as u32 & 0x07));
[INFO] [stdout] 132 +         self.signalled |= 0x01 << (t as u32 & 0x07);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> src/via/interrupts.rs:139:15
[INFO] [stdout]     |
[INFO] [stdout] 139 |         match (e.0 & 0x80) {
[INFO] [stdout]     |               ^          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 139 -         match (e.0 & 0x80) {
[INFO] [stdout] 139 +         match e.0 & 0x80 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> src/via/interrupts.rs:174:23
[INFO] [stdout]     |
[INFO] [stdout] 174 |                 match (self.1 - 1) {
[INFO] [stdout]     |                       ^          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 174 -                 match (self.1 - 1) {
[INFO] [stdout] 174 +                 match self.1 - 1 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use] extern crate log;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `timer::*`
[INFO] [stdout]  --> src/emulator/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use timer::*;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::u16`
[INFO] [stdout]   --> src/emulator/mod.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 38 |         use std::u16;
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/debugger/frontend.rs:56:32
[INFO] [stdout]    |
[INFO] [stdout] 56 |                 b'0'...b'9' => (*b as u16 - b'0' as u16),
[INFO] [stdout]    |                                ^                       ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 56 -                 b'0'...b'9' => (*b as u16 - b'0' as u16),
[INFO] [stdout] 56 +                 b'0'...b'9' => *b as u16 - b'0' as u16,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/debugger/frontend.rs:56:21
[INFO] [stdout]    |
[INFO] [stdout] 56 |                 b'0'...b'9' => (*b as u16 - b'0' as u16),
[INFO] [stdout]    |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/debugger/frontend.rs:57:21
[INFO] [stdout]    |
[INFO] [stdout] 57 |                 b'a'...b'f' => 10 + (*b as u16 - b'a' as u16),
[INFO] [stdout]    |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/debugger/frontend.rs:58:21
[INFO] [stdout]    |
[INFO] [stdout] 58 |                 b'A'...b'F' => 10 + (*b as u16 - b'A' as u16),
[INFO] [stdout]    |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/memory/map.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     (val >= range.start && val <= range.end)
[INFO] [stdout]    |     ^                                      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 33 -     (val >= range.start && val <= range.end)
[INFO] [stdout] 33 +     val >= range.start && val <= range.end
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp`
[INFO] [stdout]  --> src/video/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cmp;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cpu::Cpu`
[INFO] [stdout]  --> src/via/system.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use cpu::Cpu;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/via/interrupts.rs:132:27
[INFO] [stdout]     |
[INFO] [stdout] 132 |         self.signalled |= (0x01 << (t as u32 & 0x07));
[INFO] [stdout]     |                           ^                         ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 132 -         self.signalled |= (0x01 << (t as u32 & 0x07));
[INFO] [stdout] 132 +         self.signalled |= 0x01 << (t as u32 & 0x07);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> src/via/interrupts.rs:139:15
[INFO] [stdout]     |
[INFO] [stdout] 139 |         match (e.0 & 0x80) {
[INFO] [stdout]     |               ^          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 139 -         match (e.0 & 0x80) {
[INFO] [stdout] 139 +         match e.0 & 0x80 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> src/via/interrupts.rs:174:23
[INFO] [stdout]     |
[INFO] [stdout] 174 |                 match (self.1 - 1) {
[INFO] [stdout]     |                       ^          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 174 -                 match (self.1 - 1) {
[INFO] [stdout] 174 +                 match self.1 - 1 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/cpu/mod.rs:490:42
[INFO] [stdout]     |
[INFO] [stdout] 490 |         write!(f, "{}", <Self as Error>::description(self))
[INFO] [stdout]     |                                          ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/cpu/mod.rs:496:42
[INFO] [stdout]     |
[INFO] [stdout] 496 |         write!(f, "{}", <Self as Error>::description(self))
[INFO] [stdout]     |                                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/cpu/mod.rs:526:42
[INFO] [stdout]     |
[INFO] [stdout] 526 |         write!(f, "{}", <Self as Error>::description(self))
[INFO] [stdout]     |                                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> src/debugger/frontend.rs:6:38
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::sync::atomic::{AtomicUsize, ATOMIC_USIZE_INIT};
[INFO] [stdout]   |                                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/debugger/frontend.rs:193:39
[INFO] [stdout]     |
[INFO] [stdout] 193 | static CHILD_STDIN_PTR: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated constant
[INFO] [stdout]     |
[INFO] [stdout] 193 - static CHILD_STDIN_PTR: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stdout] 193 + static CHILD_STDIN_PTR: AtomicUsize = AtomicUsize::new(0);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/cpu/mod.rs:490:42
[INFO] [stdout]     |
[INFO] [stdout] 490 |         write!(f, "{}", <Self as Error>::description(self))
[INFO] [stdout]     |                                          ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/cpu/mod.rs:496:42
[INFO] [stdout]     |
[INFO] [stdout] 496 |         write!(f, "{}", <Self as Error>::description(self))
[INFO] [stdout]     |                                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/cpu/mod.rs:526:42
[INFO] [stdout]     |
[INFO] [stdout] 526 |         write!(f, "{}", <Self as Error>::description(self))
[INFO] [stdout]     |                                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> src/debugger/frontend.rs:6:38
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::sync::atomic::{AtomicUsize, ATOMIC_USIZE_INIT};
[INFO] [stdout]   |                                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/debugger/frontend.rs:193:39
[INFO] [stdout]     |
[INFO] [stdout] 193 | static CHILD_STDIN_PTR: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated constant
[INFO] [stdout]     |
[INFO] [stdout] 193 - static CHILD_STDIN_PTR: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stdout] 193 + static CHILD_STDIN_PTR: AtomicUsize = AtomicUsize::new(0);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/cpu/mod.rs:480:42
[INFO] [stdout]     |
[INFO] [stdout] 480 |             CpuError::Memory(ref e) => e.description(),
[INFO] [stdout]     |                                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/cpu/mod.rs:480:42
[INFO] [stdout]     |
[INFO] [stdout] 480 |             CpuError::Memory(ref e) => e.description(),
[INFO] [stdout]     |                                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/cpu/mod.rs:481:41
[INFO] [stdout]     |
[INFO] [stdout] 481 |             CpuError::Stack(ref e) => e.description(),
[INFO] [stdout]     |                                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/cpu/mod.rs:481:41
[INFO] [stdout]     |
[INFO] [stdout] 481 |             CpuError::Stack(ref e) => e.description(),
[INFO] [stdout]     |                                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `signal`
[INFO] [stdout]    --> src/debugger/frontend.rs:207:21
[INFO] [stdout]     |
[INFO] [stdout] 207 |     if ctrl_type == signal::CTRL_C_EVENT {
[INFO] [stdout]     |                     ^^^^^^ use of unresolved module or unlinked crate `signal`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `signal`, use `cargo add signal` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `signal`
[INFO] [stdout]    --> src/debugger/frontend.rs:207:21
[INFO] [stdout]     |
[INFO] [stdout] 207 |     if ctrl_type == signal::CTRL_C_EVENT {
[INFO] [stdout]     |                     ^^^^^^ use of unresolved module or unlinked crate `signal`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `signal`, use `cargo add signal` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `signal`
[INFO] [stdout]    --> src/debugger/frontend.rs:210:16
[INFO] [stdout]     |
[INFO] [stdout] 210 |         return signal::TRUE
[INFO] [stdout]     |                ^^^^^^ use of unresolved module or unlinked crate `signal`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `signal`, use `cargo add signal` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `signal`
[INFO] [stdout]    --> src/debugger/frontend.rs:213:5
[INFO] [stdout]     |
[INFO] [stdout] 213 |     signal::FALSE
[INFO] [stdout]     |     ^^^^^^ use of unresolved module or unlinked crate `signal`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `signal`, use `cargo add signal` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `signal`
[INFO] [stdout]    --> src/debugger/frontend.rs:232:14
[INFO] [stdout]     |
[INFO] [stdout] 232 |     unsafe { signal::SetConsoleCtrlHandler(Some(ctrl_c_handler), signal::TRUE) };
[INFO] [stdout]     |              ^^^^^^ use of unresolved module or unlinked crate `signal`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `signal`, use `cargo add signal` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `signal`
[INFO] [stdout]    --> src/debugger/frontend.rs:210:16
[INFO] [stdout]     |
[INFO] [stdout] 210 |         return signal::TRUE
[INFO] [stdout]     |                ^^^^^^ use of unresolved module or unlinked crate `signal`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `signal`, use `cargo add signal` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `signal`
[INFO] [stdout]    --> src/debugger/frontend.rs:213:5
[INFO] [stdout]     |
[INFO] [stdout] 213 |     signal::FALSE
[INFO] [stdout]     |     ^^^^^^ use of unresolved module or unlinked crate `signal`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `signal`, use `cargo add signal` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `signal`
[INFO] [stdout]    --> src/debugger/frontend.rs:232:14
[INFO] [stdout]     |
[INFO] [stdout] 232 |     unsafe { signal::SetConsoleCtrlHandler(Some(ctrl_c_handler), signal::TRUE) };
[INFO] [stdout]     |              ^^^^^^ use of unresolved module or unlinked crate `signal`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `signal`, use `cargo add signal` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `signal`
[INFO] [stdout]    --> src/debugger/frontend.rs:232:66
[INFO] [stdout]     |
[INFO] [stdout] 232 |     unsafe { signal::SetConsoleCtrlHandler(Some(ctrl_c_handler), signal::TRUE) };
[INFO] [stdout]     |                                                                  ^^^^^^ use of unresolved module or unlinked crate `signal`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `signal`, use `cargo add signal` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `signal`
[INFO] [stdout]    --> src/debugger/frontend.rs:232:66
[INFO] [stdout]     |
[INFO] [stdout] 232 |     unsafe { signal::SetConsoleCtrlHandler(Some(ctrl_c_handler), signal::TRUE) };
[INFO] [stdout]     |                                                                  ^^^^^^ use of unresolved module or unlinked crate `signal`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `signal`, use `cargo add signal` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `signal`
[INFO] [stdout]    --> src/debugger/frontend.rs:225:22
[INFO] [stdout]     |
[INFO] [stdout] 225 |             unsafe { signal::SetConsoleCtrlHandler(Some(ctrl_c_handler), signal::FALSE); };
[INFO] [stdout]     |                      ^^^^^^ use of unresolved module or unlinked crate `signal`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `signal`, use `cargo add signal` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `signal`
[INFO] [stdout]    --> src/debugger/frontend.rs:225:74
[INFO] [stdout]     |
[INFO] [stdout] 225 |             unsafe { signal::SetConsoleCtrlHandler(Some(ctrl_c_handler), signal::FALSE); };
[INFO] [stdout]     |                                                                          ^^^^^^ use of unresolved module or unlinked crate `signal`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `signal`, use `cargo add signal` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `signal`
[INFO] [stdout]    --> src/debugger/frontend.rs:225:22
[INFO] [stdout]     |
[INFO] [stdout] 225 |             unsafe { signal::SetConsoleCtrlHandler(Some(ctrl_c_handler), signal::FALSE); };
[INFO] [stdout]     |                      ^^^^^^ use of unresolved module or unlinked crate `signal`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `signal`, use `cargo add signal` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `signal`
[INFO] [stdout]    --> src/debugger/frontend.rs:225:74
[INFO] [stdout]     |
[INFO] [stdout] 225 |             unsafe { signal::SetConsoleCtrlHandler(Some(ctrl_c_handler), signal::FALSE); };
[INFO] [stdout]     |                                                                          ^^^^^^ use of unresolved module or unlinked crate `signal`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `signal`, use `cargo add signal` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `signal`
[INFO] [stdout]    --> src/debugger/frontend.rs:269:18
[INFO] [stdout]     |
[INFO] [stdout] 269 |         unsafe { signal::SetConsoleCtrlHandler(None, signal::TRUE) };
[INFO] [stdout]     |                  ^^^^^^ use of unresolved module or unlinked crate `signal`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `signal`, use `cargo add signal` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `signal`
[INFO] [stdout]    --> src/debugger/frontend.rs:269:18
[INFO] [stdout]     |
[INFO] [stdout] 269 |         unsafe { signal::SetConsoleCtrlHandler(None, signal::TRUE) };
[INFO] [stdout]     |                  ^^^^^^ use of unresolved module or unlinked crate `signal`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `signal`, use `cargo add signal` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `signal`
[INFO] [stdout]    --> src/debugger/frontend.rs:269:54
[INFO] [stdout]     |
[INFO] [stdout] 269 |         unsafe { signal::SetConsoleCtrlHandler(None, signal::TRUE) };
[INFO] [stdout]     |                                                      ^^^^^^ use of unresolved module or unlinked crate `signal`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `signal`, use `cargo add signal` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `signal`
[INFO] [stdout]    --> src/debugger/frontend.rs:269:54
[INFO] [stdout]     |
[INFO] [stdout] 269 |         unsafe { signal::SetConsoleCtrlHandler(None, signal::TRUE) };
[INFO] [stdout]     |                                                      ^^^^^^ use of unresolved module or unlinked crate `signal`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `signal`, use `cargo add signal` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `signal`
[INFO] [stdout]    --> src/debugger/frontend.rs:278:18
[INFO] [stdout]     |
[INFO] [stdout] 278 |         unsafe { signal::SetConsoleCtrlHandler(None, signal::FALSE) };
[INFO] [stdout]     |                  ^^^^^^ use of unresolved module or unlinked crate `signal`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `signal`, use `cargo add signal` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `signal`
[INFO] [stdout]    --> src/debugger/frontend.rs:278:18
[INFO] [stdout]     |
[INFO] [stdout] 278 |         unsafe { signal::SetConsoleCtrlHandler(None, signal::FALSE) };
[INFO] [stdout]     |                  ^^^^^^ use of unresolved module or unlinked crate `signal`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `signal`, use `cargo add signal` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `signal`
[INFO] [stdout]    --> src/debugger/frontend.rs:278:54
[INFO] [stdout]     |
[INFO] [stdout] 278 |         unsafe { signal::SetConsoleCtrlHandler(None, signal::FALSE) };
[INFO] [stdout]     |                                                      ^^^^^^ use of unresolved module or unlinked crate `signal`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `signal`, use `cargo add signal` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `signal`
[INFO] [stdout]    --> src/debugger/frontend.rs:278:54
[INFO] [stdout]     |
[INFO] [stdout] 278 |         unsafe { signal::SetConsoleCtrlHandler(None, signal::FALSE) };
[INFO] [stdout]     |                                                      ^^^^^^ use of unresolved module or unlinked crate `signal`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `signal`, use `cargo add signal` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/emulator/mod.rs:24:27
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn keydown(&mut self, key: u32) { }
[INFO] [stdout]    |                           ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/emulator/mod.rs:25:25
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn keyup(&mut self, key: u32) { }
[INFO] [stdout]    |                         ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/emulator/mod.rs:24:27
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn keydown(&mut self, key: u32) { }
[INFO] [stdout]    |                           ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/emulator/mod.rs:25:25
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn keyup(&mut self, key: u32) { }
[INFO] [stdout]    |                         ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/video/mod.rs:237:21
[INFO] [stdout]     |
[INFO] [stdout] 237 |                     _ => { break; }
[INFO] [stdout]     |                     ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/video/mod.rs:237:21
[INFO] [stdout]     |
[INFO] [stdout] 151 |                     VideoState::NotInitialized => {
[INFO] [stdout]     |                     -------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 169 |                     VideoState::NewFrame(start_addr) => {
[INFO] [stdout]     |                     -------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 172 |                     VideoState::DisplayingLine(line_addr, l, c, sl) => {
[INFO] [stdout]     |                     ----------------------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 223 |                     VideoState::EndOfLine(next_line_addr, lines_displayed) => {
[INFO] [stdout]     |                     ------------------------------------------------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 237 |                     _ => { break; }
[INFO] [stdout]     |                     ^ collectively making this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]    --> src/video/mod.rs:134:25
[INFO] [stdout]     |
[INFO] [stdout] 134 |             Some((addr, val)) if addr == 0xfe21 => log_video!("ULA: Palette register set to {:02x} ({:08b})", val, val),
[INFO] [stdout]     |                         ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/video/mod.rs:91:46
[INFO] [stdout]    |
[INFO] [stdout] 91 |     pub fn step<M>(&mut self, cycles: usize, mut mem: M, fb: &mut FrameBuffer) 
[INFO] [stdout]    |                                              ----^^^
[INFO] [stdout]    |                                              |
[INFO] [stdout]    |                                              help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `read`
[INFO] [stdout]   --> src/via/system.rs:40:36
[INFO] [stdout]    |
[INFO] [stdout] 40 | ...                   read: Option<u16>, 
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key_eval`
[INFO] [stdout]   --> src/via/system.rs:42:36
[INFO] [stdout]    |
[INFO] [stdout] 42 | ...                   key_eval: K)
[INFO] [stdout]    |                       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_key_eval`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/video/mod.rs:237:21
[INFO] [stdout]     |
[INFO] [stdout] 237 |                     _ => { break; }
[INFO] [stdout]     |                     ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/video/mod.rs:237:21
[INFO] [stdout]     |
[INFO] [stdout] 151 |                     VideoState::NotInitialized => {
[INFO] [stdout]     |                     -------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 169 |                     VideoState::NewFrame(start_addr) => {
[INFO] [stdout]     |                     -------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 172 |                     VideoState::DisplayingLine(line_addr, l, c, sl) => {
[INFO] [stdout]     |                     ----------------------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 223 |                     VideoState::EndOfLine(next_line_addr, lines_displayed) => {
[INFO] [stdout]     |                     ------------------------------------------------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 237 |                     _ => { break; }
[INFO] [stdout]     |                     ^ collectively making this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]    --> src/video/mod.rs:134:25
[INFO] [stdout]     |
[INFO] [stdout] 134 |             Some((addr, val)) if addr == 0xfe21 => log_video!("ULA: Palette register set to {:02x} ({:08b})", val, val),
[INFO] [stdout]     |                         ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/video/mod.rs:91:46
[INFO] [stdout]    |
[INFO] [stdout] 91 |     pub fn step<M>(&mut self, cycles: usize, mut mem: M, fb: &mut FrameBuffer) 
[INFO] [stdout]    |                                              ----^^^
[INFO] [stdout]    |                                              |
[INFO] [stdout]    |                                              help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keynum`
[INFO] [stdout]    --> src/via/system.rs:166:29
[INFO] [stdout]     |
[INFO] [stdout] 166 |     pub fn keyup(&mut self, keynum: u32) {
[INFO] [stdout]     |                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_keynum`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `read`
[INFO] [stdout]   --> src/via/system.rs:40:36
[INFO] [stdout]    |
[INFO] [stdout] 40 | ...                   read: Option<u16>, 
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key_eval`
[INFO] [stdout]   --> src/via/system.rs:42:36
[INFO] [stdout]    |
[INFO] [stdout] 42 | ...                   key_eval: K)
[INFO] [stdout]    |                       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_key_eval`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]    --> src/via/registers.rs:117:40
[INFO] [stdout]     |
[INFO] [stdout] 117 |     pub fn write_port_a1_io(&mut self, val: u8) {
[INFO] [stdout]     |                                        ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keynum`
[INFO] [stdout]    --> src/via/system.rs:166:29
[INFO] [stdout]     |
[INFO] [stdout] 166 |     pub fn keyup(&mut self, keynum: u32) {
[INFO] [stdout]     |                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_keynum`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `signal`
[INFO] [stdout]    --> src/debugger/frontend.rs:205:53
[INFO] [stdout]     |
[INFO] [stdout] 205 | unsafe extern "system" fn ctrl_c_handler(ctrl_type: signal::DWORD) -> signal::BOOL {
[INFO] [stdout]     |                                                     ^^^^^^ use of unresolved module or unlinked crate `signal`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `signal`, use `cargo add signal` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `signal`
[INFO] [stdout]    --> src/debugger/frontend.rs:205:71
[INFO] [stdout]     |
[INFO] [stdout] 205 | unsafe extern "system" fn ctrl_c_handler(ctrl_type: signal::DWORD) -> signal::BOOL {
[INFO] [stdout]     |                                                                       ^^^^^^ use of unresolved module or unlinked crate `signal`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `signal`, use `cargo add signal` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]    --> src/via/registers.rs:117:40
[INFO] [stdout]     |
[INFO] [stdout] 117 |     pub fn write_port_a1_io(&mut self, val: u8) {
[INFO] [stdout]     |                                        ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `signal`
[INFO] [stdout]    --> src/debugger/frontend.rs:205:53
[INFO] [stdout]     |
[INFO] [stdout] 205 | unsafe extern "system" fn ctrl_c_handler(ctrl_type: signal::DWORD) -> signal::BOOL {
[INFO] [stdout]     |                                                     ^^^^^^ use of unresolved module or unlinked crate `signal`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `signal`, use `cargo add signal` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `signal`
[INFO] [stdout]    --> src/debugger/frontend.rs:205:71
[INFO] [stdout]     |
[INFO] [stdout] 205 | unsafe extern "system" fn ctrl_c_handler(ctrl_type: signal::DWORD) -> signal::BOOL {
[INFO] [stdout]     |                                                                       ^^^^^^ use of unresolved module or unlinked crate `signal`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `signal`, use `cargo add signal` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bbc_em` (lib) due to 13 previous errors; 29 warnings emitted
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `bbc_em` (lib test) due to 13 previous errors; 29 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "3a5bfb92e4b4ab77ca797a8a6fe5b93d2c42ecfb348b2f2f4f8162cecb16426d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a5bfb92e4b4ab77ca797a8a6fe5b93d2c42ecfb348b2f2f4f8162cecb16426d", kill_on_drop: false }`
[INFO] [stdout] 3a5bfb92e4b4ab77ca797a8a6fe5b93d2c42ecfb348b2f2f4f8162cecb16426d
