[INFO] cloning repository https://github.com/katrinasm/exlev
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/katrinasm/exlev" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkatrinasm%2Fexlev", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkatrinasm%2Fexlev'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0b6650cf953a0d07ec55d5d5074c2517bda95601
[INFO] checking katrinasm/exlev against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkatrinasm%2Fexlev" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/katrinasm/exlev
[INFO] finished tweaking git repo https://github.com/katrinasm/exlev
[INFO] tweaked toml for git repo https://github.com/katrinasm/exlev written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/katrinasm/exlev on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/katrinasm/exlev 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8294daf27756b360fbb149c90b5bf8d26b77c8b7c40bc342f9d9ede8a344934f
[INFO] running `Command { std: "docker" "start" "-a" "8294daf27756b360fbb149c90b5bf8d26b77c8b7c40bc342f9d9ede8a344934f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8294daf27756b360fbb149c90b5bf8d26b77c8b7c40bc342f9d9ede8a344934f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8294daf27756b360fbb149c90b5bf8d26b77c8b7c40bc342f9d9ede8a344934f", kill_on_drop: false }`
[INFO] [stdout] 8294daf27756b360fbb149c90b5bf8d26b77c8b7c40bc342f9d9ede8a344934f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2cc2e86854201a528b1793d6e418ed23182218cf37d4028c43b29ff6c1a89e08
[INFO] running `Command { std: "docker" "start" "-a" "2cc2e86854201a528b1793d6e418ed23182218cf37d4028c43b29ff6c1a89e08", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Checking typed-arena v1.3.0
[INFO] [stderr]     Checking peresil v0.3.0
[INFO] [stderr]     Checking quick-error v1.2.0
[INFO] [stderr]     Checking sxd-document v0.2.3
[INFO] [stderr]     Checking sxd-xpath v0.4.0
[INFO] [stderr]     Checking exlev v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/rats.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 78 |     ((buf[0] as u16) | ((buf[1] as u16) << 8))
[INFO] [stdout]    |     ^                                        ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 78 -     ((buf[0] as u16) | ((buf[1] as u16) << 8))
[INFO] [stdout] 78 +     (buf[0] as u16) | ((buf[1] as u16) << 8) 
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/rats.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 78 |     ((buf[0] as u16) | ((buf[1] as u16) << 8))
[INFO] [stdout]    |     ^                                        ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 78 -     ((buf[0] as u16) | ((buf[1] as u16) << 8))
[INFO] [stdout] 78 +     (buf[0] as u16) | ((buf[1] as u16) << 8) 
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/tmx/tmxerror.rs:29:32
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binlevel/errors.rs:17:32
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binlevel/errors.rs:35:32
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:108:32
[INFO] [stdout]     |
[INFO] [stdout] 108 | fn submain() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 108 | fn submain() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:141:24
[INFO] [stdout]     |
[INFO] [stdout] 141 | -> Result<Vec<u8>, Box<std::error::Error>> {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 141 | -> Result<Vec<u8>, Box<dyn std::error::Error>> {
[INFO] [stdout]     |                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/tmx/tmxerror.rs:29:32
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binlevel/errors.rs:17:32
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binlevel/errors.rs:35:32
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:108:32
[INFO] [stdout]     |
[INFO] [stdout] 108 | fn submain() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 108 | fn submain() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:141:24
[INFO] [stdout]     |
[INFO] [stdout] 141 | -> Result<Vec<u8>, Box<std::error::Error>> {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 141 | -> Result<Vec<u8>, Box<dyn std::error::Error>> {
[INFO] [stdout]     |                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/main.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 |     InsertGfx(Option<u16>),
[INFO] [stdout]    |     --------- ^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CliAction` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 40 -     InsertGfx(Option<u16>),
[INFO] [stdout] 40 +     InsertGfx(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/main.rs:41:13
[INFO] [stdout]    |
[INFO] [stdout] 41 |     ExtractGfx(Option<u16>),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CliAction` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 41 -     ExtractGfx(Option<u16>),
[INFO] [stdout] 41 +     ExtractGfx(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `CResult` is never used
[INFO] [stdout]  --> src/compression/mod.rs:9:6
[INFO] [stdout]   |
[INFO] [stdout] 9 | type CResult<V> = Result<V, CErr>;
[INFO] [stdout]   |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/main.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 |     InsertGfx(Option<u16>),
[INFO] [stdout]    |     --------- ^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CliAction` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 40 -     InsertGfx(Option<u16>),
[INFO] [stdout] 40 +     InsertGfx(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/main.rs:41:13
[INFO] [stdout]    |
[INFO] [stdout] 41 |     ExtractGfx(Option<u16>),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CliAction` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 41 -     ExtractGfx(Option<u16>),
[INFO] [stdout] 41 +     ExtractGfx(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `CResult` is never used
[INFO] [stdout]  --> src/compression/mod.rs:9:6
[INFO] [stdout]   |
[INFO] [stdout] 9 | type CResult<V> = Result<V, CErr>;
[INFO] [stdout]   |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, EncodeError>, u32>
[INFO] [stdout]    --> src/main.rs:158:15
[INFO] [stdout]     |
[INFO] [stdout] 158 |     let len = binlevel::write_level_body(&mut romcur, &lvl, start_ptr as u32)?;
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/main.rs:158:15
[INFO] [stdout]     |
[INFO] [stdout] 158 |     let len = binlevel::write_level_body(&mut romcur, &lvl, start_ptr as u32)?;
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, EncodeError>, u32>
[INFO] [stdout]    --> src/main.rs:158:15
[INFO] [stdout]     |
[INFO] [stdout] 158 |     let len = binlevel::write_level_body(&mut romcur, &lvl, start_ptr as u32)?;
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/main.rs:158:15
[INFO] [stdout]     |
[INFO] [stdout] 158 |     let len = binlevel::write_level_body(&mut romcur, &lvl, start_ptr as u32)?;
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:14:31
[INFO] [stdout]    |
[INFO] [stdout] 14 |   ) -> Result<u32, EncodeError> {
[INFO] [stdout]    |  _______________________________^
[INFO] [stdout] 15 | |     let ref screendex = ScreenDex::from_level(level);
[INFO] [stdout] 16 | |     // we need to skip 8 bytes as a "hole" for pointers
[INFO] [stdout] 17 | |     let ptr_loc = dest.seek(SeekFrom::Current(0)).unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 46 | |     Ok(end - base_addr)
[INFO] [stdout] 47 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, EncodeError>, u32>
[INFO] [stdout]   --> src/binlevel/write.rs:21:25
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let dex = screens + write_screens(dest, screendex)?;
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:21:25
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let dex = screens + write_screens(dest, screendex)?;
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:21:25
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let dex = screens + write_screens(dest, screendex)?;
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, EncodeError>, u32>
[INFO] [stdout]   --> src/binlevel/write.rs:22:25
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let sprites = dex + write_dex(dest, screendex)?;
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:22:25
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let sprites = dex + write_dex(dest, screendex)?;
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:22:25
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let sprites = dex + write_dex(dest, screendex)?;
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, EncodeError>, u32>
[INFO] [stdout]   --> src/binlevel/write.rs:25:40
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let end_of_sprites = sprites + write_sprites(dest, screendex)?;
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:25:40
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let end_of_sprites = sprites + write_sprites(dest, screendex)?;
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:25:40
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let end_of_sprites = sprites + write_sprites(dest, screendex)?;
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, EncodeError>, u32>
[INFO] [stdout]   --> src/binlevel/write.rs:33:27
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let entrances = pal + write_pal(dest, level)?;
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:33:27
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let entrances = pal + write_pal(dest, level)?;
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:33:27
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let entrances = pal + write_pal(dest, level)?;
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, EncodeError>, u32>
[INFO] [stdout]   --> src/binlevel/write.rs:34:29
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let exits = entrances + write_entrances(dest, level)?;
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:34:29
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let exits = entrances + write_entrances(dest, level)?;
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:34:29
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let exits = entrances + write_entrances(dest, level)?;
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, EncodeError>, u32>
[INFO] [stdout]   --> src/binlevel/write.rs:35:26
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let header = exits + write_exits(dest, screendex)?;
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:35:26
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let header = exits + write_exits(dest, screendex)?;
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:35:26
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let header = exits + write_exits(dest, screendex)?;
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, EncodeError>, u32>
[INFO] [stdout]   --> src/binlevel/write.rs:36:24
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let end = header + write_header(dest, level, dex, pal, entrances, exits)?;
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:36:24
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let end = header + write_header(dest, level, dex, pal, entrances, exits)?;
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:36:24
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let end = header + write_header(dest, level, dex, pal, entrances, exits)?;
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     write_long(dest, sprites)?;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:14:31
[INFO] [stdout]    |
[INFO] [stdout] 14 |   ) -> Result<u32, EncodeError> {
[INFO] [stdout]    |  _______________________________^
[INFO] [stdout] 15 | |     let ref screendex = ScreenDex::from_level(level);
[INFO] [stdout] 16 | |     // we need to skip 8 bytes as a "hole" for pointers
[INFO] [stdout] 17 | |     let ptr_loc = dest.seek(SeekFrom::Current(0)).unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 46 | |     Ok(end - base_addr)
[INFO] [stdout] 47 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     write_long(dest, header)?;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     Ok(end - base_addr)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:49:87
[INFO] [stdout]    |
[INFO] [stdout] 49 |   fn write_dex<W: io::Write>(dest: &mut W, dex: &ScreenDex) -> Result<u32, EncodeError> {
[INFO] [stdout]    |  _______________________________________________________________________________________^
[INFO] [stdout] 50 | |     let bytes = dex.dex_bytes();
[INFO] [stdout] 51 | |     dest.write_all(&bytes).unwrap();
[INFO] [stdout] 52 | |     Ok(bytes.len() as u32)
[INFO] [stdout] 53 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     Ok(bytes.len() as u32)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:55:91
[INFO] [stdout]    |
[INFO] [stdout] 55 |   fn write_screens<W: io::Write>(dest: &mut W, dex: &ScreenDex) -> Result<u32, EncodeError> {
[INFO] [stdout]    |  ___________________________________________________________________________________________^
[INFO] [stdout] 56 | |     let tile_bytes = dex.tile_bytes();
[INFO] [stdout] 57 | |     let mut buf: [u8; 3];
[INFO] [stdout] 58 | |     let mut length = 0;
[INFO] [stdout] ...  |
[INFO] [stdout] 68 | |     Ok(length)
[INFO] [stdout] 69 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 68 |     Ok(length)
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, EncodeError>, u32>
[INFO] [stdout]   --> src/binlevel/write.rs:21:25
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let dex = screens + write_screens(dest, screendex)?;
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:21:25
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let dex = screens + write_screens(dest, screendex)?;
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:21:25
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let dex = screens + write_screens(dest, screendex)?;
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, EncodeError>, u32>
[INFO] [stdout]   --> src/binlevel/write.rs:22:25
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let sprites = dex + write_dex(dest, screendex)?;
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:22:25
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let sprites = dex + write_dex(dest, screendex)?;
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:22:25
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let sprites = dex + write_dex(dest, screendex)?;
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, EncodeError>, u32>
[INFO] [stdout]   --> src/binlevel/write.rs:25:40
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let end_of_sprites = sprites + write_sprites(dest, screendex)?;
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:25:40
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let end_of_sprites = sprites + write_sprites(dest, screendex)?;
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:25:40
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let end_of_sprites = sprites + write_sprites(dest, screendex)?;
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, EncodeError>, u32>
[INFO] [stdout]   --> src/binlevel/write.rs:33:27
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let entrances = pal + write_pal(dest, level)?;
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:33:27
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let entrances = pal + write_pal(dest, level)?;
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:33:27
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let entrances = pal + write_pal(dest, level)?;
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/binlevel/write.rs:71:91
[INFO] [stdout]     |
[INFO] [stdout]  71 |   fn write_sprites<W: io::Write>(dest: &mut W, dex: &ScreenDex) -> Result<u32, EncodeError> {
[INFO] [stdout]     |  ___________________________________________________________________________________________^
[INFO] [stdout]  72 | |     let terminator = &::spr::SpritePlacement::TERMINATOR_BYTES;
[INFO] [stdout]  73 | |     // This size guess is precisely the maximum.
[INFO] [stdout]  74 | |     let mut spriteofs = Vec::with_capacity(0x100);
[INFO] [stdout] ...   |
[INFO] [stdout]  99 | |     Ok(spriteofs.len() as u32 + spritebin.len() as u32 + 1)
[INFO] [stdout] 100 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:99:5
[INFO] [stdout]    |
[INFO] [stdout] 99 |     Ok(spriteofs.len() as u32 + spritebin.len() as u32 + 1)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/binlevel/write.rs:102:85
[INFO] [stdout]     |
[INFO] [stdout] 102 |   fn write_pal<W: io::Write>(dest: &mut W, level: &Level) -> Result<u32, EncodeError> {
[INFO] [stdout]     |  _____________________________________________________________________________________^
[INFO] [stdout] 103 | |     if let Palette::Custom(ref pal) = level.header.palette {
[INFO] [stdout] 104 | |         for color in pal.iter() {
[INFO] [stdout] 105 | |             let w = color.to_snes();
[INFO] [stdout] ...   |
[INFO] [stdout] 113 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/binlevel/write.rs:103:5
[INFO] [stdout]     |
[INFO] [stdout] 103 | /     if let Palette::Custom(ref pal) = level.header.palette {
[INFO] [stdout] 104 | |         for color in pal.iter() {
[INFO] [stdout] 105 | |             let w = color.to_snes();
[INFO] [stdout] 106 | |             let b = [w as u8, (w >> 8) as u8];
[INFO] [stdout] ...   |
[INFO] [stdout] 111 | |         Ok(0)
[INFO] [stdout] 112 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/binlevel/write.rs:103:60
[INFO] [stdout]     |
[INFO] [stdout] 103 |       if let Palette::Custom(ref pal) = level.header.palette {
[INFO] [stdout]     |  ____________________________________________________________^
[INFO] [stdout] 104 | |         for color in pal.iter() {
[INFO] [stdout] 105 | |             let w = color.to_snes();
[INFO] [stdout] 106 | |             let b = [w as u8, (w >> 8) as u8];
[INFO] [stdout] ...   |
[INFO] [stdout] 109 | |         Ok(0x202)
[INFO] [stdout] 110 | |     } else {
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/binlevel/write.rs:109:9
[INFO] [stdout]     |
[INFO] [stdout] 109 |         Ok(0x202)
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, EncodeError>, u32>
[INFO] [stdout]   --> src/binlevel/write.rs:34:29
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let exits = entrances + write_entrances(dest, level)?;
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/binlevel/write.rs:110:12
[INFO] [stdout]     |
[INFO] [stdout] 110 |       } else {
[INFO] [stdout]     |  ____________^
[INFO] [stdout] 111 | |         Ok(0)
[INFO] [stdout] 112 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/binlevel/write.rs:111:9
[INFO] [stdout]     |
[INFO] [stdout] 111 |         Ok(0)
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:34:29
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let exits = entrances + write_entrances(dest, level)?;
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/binlevel/write.rs:115:91
[INFO] [stdout]     |
[INFO] [stdout] 115 |   fn write_entrances<W: io::Write>(dest: &mut W, level: &Level) -> Result<u32, EncodeError> {
[INFO] [stdout]     |  ___________________________________________________________________________________________^
[INFO] [stdout] 116 | |     let ens = {
[INFO] [stdout] 117 | |         let mut ens = level.entrances.clone();
[INFO] [stdout] 118 | |         ens.sort();
[INFO] [stdout] ...   |
[INFO] [stdout] 139 | |     Ok(len)
[INFO] [stdout] 140 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:34:29
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let exits = entrances + write_entrances(dest, level)?;
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, EncodeError>, u32>
[INFO] [stdout]   --> src/binlevel/write.rs:35:26
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let header = exits + write_exits(dest, screendex)?;
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:35:26
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let header = exits + write_exits(dest, screendex)?;
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:35:26
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let header = exits + write_exits(dest, screendex)?;
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, EncodeError>, u32>
[INFO] [stdout]   --> src/binlevel/write.rs:36:24
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let end = header + write_header(dest, level, dex, pal, entrances, exits)?;
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:36:24
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let end = header + write_header(dest, level, dex, pal, entrances, exits)?;
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:36:24
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let end = header + write_header(dest, level, dex, pal, entrances, exits)?;
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     write_long(dest, sprites)?;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     write_long(dest, header)?;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     Ok(end - base_addr)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:49:87
[INFO] [stdout]    |
[INFO] [stdout] 49 |   fn write_dex<W: io::Write>(dest: &mut W, dex: &ScreenDex) -> Result<u32, EncodeError> {
[INFO] [stdout]    |  _______________________________________________________________________________________^
[INFO] [stdout] 50 | |     let bytes = dex.dex_bytes();
[INFO] [stdout] 51 | |     dest.write_all(&bytes).unwrap();
[INFO] [stdout] 52 | |     Ok(bytes.len() as u32)
[INFO] [stdout] 53 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     Ok(bytes.len() as u32)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:55:91
[INFO] [stdout]    |
[INFO] [stdout] 55 |   fn write_screens<W: io::Write>(dest: &mut W, dex: &ScreenDex) -> Result<u32, EncodeError> {
[INFO] [stdout]    |  ___________________________________________________________________________________________^
[INFO] [stdout] 56 | |     let tile_bytes = dex.tile_bytes();
[INFO] [stdout] 57 | |     let mut buf: [u8; 3];
[INFO] [stdout] 58 | |     let mut length = 0;
[INFO] [stdout] ...  |
[INFO] [stdout] 68 | |     Ok(length)
[INFO] [stdout] 69 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 68 |     Ok(length)
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/binlevel/write.rs:71:91
[INFO] [stdout]     |
[INFO] [stdout]  71 |   fn write_sprites<W: io::Write>(dest: &mut W, dex: &ScreenDex) -> Result<u32, EncodeError> {
[INFO] [stdout]     |  ___________________________________________________________________________________________^
[INFO] [stdout]  72 | |     let terminator = &::spr::SpritePlacement::TERMINATOR_BYTES;
[INFO] [stdout]  73 | |     // This size guess is precisely the maximum.
[INFO] [stdout]  74 | |     let mut spriteofs = Vec::with_capacity(0x100);
[INFO] [stdout] ...   |
[INFO] [stdout]  99 | |     Ok(spriteofs.len() as u32 + spritebin.len() as u32 + 1)
[INFO] [stdout] 100 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]   --> src/binlevel/write.rs:99:5
[INFO] [stdout]    |
[INFO] [stdout] 99 |     Ok(spriteofs.len() as u32 + spritebin.len() as u32 + 1)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/binlevel/write.rs:102:85
[INFO] [stdout]     |
[INFO] [stdout] 102 |   fn write_pal<W: io::Write>(dest: &mut W, level: &Level) -> Result<u32, EncodeError> {
[INFO] [stdout]     |  _____________________________________________________________________________________^
[INFO] [stdout] 103 | |     if let Palette::Custom(ref pal) = level.header.palette {
[INFO] [stdout] 104 | |         for color in pal.iter() {
[INFO] [stdout] 105 | |             let w = color.to_snes();
[INFO] [stdout] ...   |
[INFO] [stdout] 113 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/binlevel/write.rs:103:5
[INFO] [stdout]     |
[INFO] [stdout] 103 | /     if let Palette::Custom(ref pal) = level.header.palette {
[INFO] [stdout] 104 | |         for color in pal.iter() {
[INFO] [stdout] 105 | |             let w = color.to_snes();
[INFO] [stdout] 106 | |             let b = [w as u8, (w >> 8) as u8];
[INFO] [stdout] ...   |
[INFO] [stdout] 111 | |         Ok(0)
[INFO] [stdout] 112 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/binlevel/write.rs:103:60
[INFO] [stdout]     |
[INFO] [stdout] 103 |       if let Palette::Custom(ref pal) = level.header.palette {
[INFO] [stdout]     |  ____________________________________________________________^
[INFO] [stdout] 104 | |         for color in pal.iter() {
[INFO] [stdout] 105 | |             let w = color.to_snes();
[INFO] [stdout] 106 | |             let b = [w as u8, (w >> 8) as u8];
[INFO] [stdout] ...   |
[INFO] [stdout] 109 | |         Ok(0x202)
[INFO] [stdout] 110 | |     } else {
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/binlevel/write.rs:109:9
[INFO] [stdout]     |
[INFO] [stdout] 109 |         Ok(0x202)
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/binlevel/write.rs:110:12
[INFO] [stdout]     |
[INFO] [stdout] 110 |       } else {
[INFO] [stdout]     |  ____________^
[INFO] [stdout] 111 | |         Ok(0)
[INFO] [stdout] 112 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/binlevel/write.rs:111:9
[INFO] [stdout]     |
[INFO] [stdout] 111 |         Ok(0)
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/binlevel/write.rs:115:91
[INFO] [stdout]     |
[INFO] [stdout] 115 |   fn write_entrances<W: io::Write>(dest: &mut W, level: &Level) -> Result<u32, EncodeError> {
[INFO] [stdout]     |  ___________________________________________________________________________________________^
[INFO] [stdout] 116 | |     let ens = {
[INFO] [stdout] 117 | |         let mut ens = level.entrances.clone();
[INFO] [stdout] 118 | |         ens.sort();
[INFO] [stdout] ...   |
[INFO] [stdout] 139 | |     Ok(len)
[INFO] [stdout] 140 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, EncodeError>, u32>
[INFO] [stdout]    --> src/binlevel/write.rs:126:16
[INFO] [stdout]     |
[INFO] [stdout] 126 |           len += write_entrance(
[INFO] [stdout]     |  ________________^
[INFO] [stdout] 127 | |             dest,
[INFO] [stdout] 128 | |             en.id.levelnum,
[INFO] [stdout] 129 | |             en.pos_x, en.pos_y,
[INFO] [stdout] ...   |
[INFO] [stdout] 135 | |             en.water, en.slippery
[INFO] [stdout] 136 | |         )?;
[INFO] [stdout]     | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/binlevel/write.rs:126:16
[INFO] [stdout]     |
[INFO] [stdout] 126 |           len += write_entrance(
[INFO] [stdout]     |  ________________^
[INFO] [stdout] 127 | |             dest,
[INFO] [stdout] 128 | |             en.id.levelnum,
[INFO] [stdout] 129 | |             en.pos_x, en.pos_y,
[INFO] [stdout] ...   |
[INFO] [stdout] 135 | |             en.water, en.slippery
[INFO] [stdout] 136 | |         )?;
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, EncodeError>, u32>
[INFO] [stdout]    --> src/binlevel/write.rs:126:16
[INFO] [stdout]     |
[INFO] [stdout] 126 |           len += write_entrance(
[INFO] [stdout]     |  ________________^
[INFO] [stdout] 127 | |             dest,
[INFO] [stdout] 128 | |             en.id.levelnum,
[INFO] [stdout] 129 | |             en.pos_x, en.pos_y,
[INFO] [stdout] ...   |
[INFO] [stdout] 135 | |             en.water, en.slippery
[INFO] [stdout] 136 | |         )?;
[INFO] [stdout]     | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/binlevel/write.rs:126:16
[INFO] [stdout]     |
[INFO] [stdout] 126 |           len += write_entrance(
[INFO] [stdout]     |  ________________^
[INFO] [stdout] 127 | |             dest,
[INFO] [stdout] 128 | |             en.id.levelnum,
[INFO] [stdout] 129 | |             en.pos_x, en.pos_y,
[INFO] [stdout] ...   |
[INFO] [stdout] 135 | |             en.water, en.slippery
[INFO] [stdout] 136 | |         )?;
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/binlevel/write.rs:126:16
[INFO] [stdout]     |
[INFO] [stdout] 126 |           len += write_entrance(
[INFO] [stdout]     |  ________________^
[INFO] [stdout] 127 | |             dest,
[INFO] [stdout] 128 | |             en.id.levelnum,
[INFO] [stdout] 129 | |             en.pos_x, en.pos_y,
[INFO] [stdout] ...   |
[INFO] [stdout] 135 | |             en.water, en.slippery
[INFO] [stdout] 136 | |         )?;
[INFO] [stdout]     | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/binlevel/write.rs:139:5
[INFO] [stdout]     |
[INFO] [stdout] 139 |     Ok(len)
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/binlevel/write.rs:152:31
[INFO] [stdout]     |
[INFO] [stdout] 152 |   ) -> Result<u32, EncodeError> {
[INFO] [stdout]     |  _______________________________^
[INFO] [stdout] 153 | |     dest.write_all(&[
[INFO] [stdout] 154 | |         lvlnum as u8,
[INFO] [stdout] 155 | |         ((lvlnum >> 8) as u8) | (anim << 1) | ((x << 4) as u8),
[INFO] [stdout] ...   |
[INFO] [stdout] 161 | |     Ok(6)
[INFO] [stdout] 162 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/binlevel/write.rs:161:5
[INFO] [stdout]     |
[INFO] [stdout] 161 |     Ok(6)
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/binlevel/write.rs:164:89
[INFO] [stdout]     |
[INFO] [stdout] 164 |   fn write_exits<W: io::Write>(dest: &mut W, dex: &ScreenDex) -> Result<u32, EncodeError> {
[INFO] [stdout]     |  _________________________________________________________________________________________^
[INFO] [stdout] 165 | |     for (i,scr) in dex.screens.iter().enumerate() {
[INFO] [stdout] 166 | |         println!("{:02x} -> {}", i, scr.exit);
[INFO] [stdout] 167 | |         dest.write_all(&scr.exit.to_bytes()).unwrap();
[INFO] [stdout] 168 | |     }
[INFO] [stdout] 169 | |     Ok((dex.screens.len() as u32) * 3)
[INFO] [stdout] 170 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/binlevel/write.rs:169:5
[INFO] [stdout]     |
[INFO] [stdout] 169 |     Ok((dex.screens.len() as u32) * 3)
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/binlevel/write.rs:179:31
[INFO] [stdout]     |
[INFO] [stdout] 179 |   ) -> Result<u32, EncodeError> {
[INFO] [stdout]     |  _______________________________^
[INFO] [stdout] 180 | |     write_long(dest, dex_addr)?;
[INFO] [stdout] 181 | |     write_long(dest, exit_addr)?;
[INFO] [stdout] 182 | |     dest.write_all(&[
[INFO] [stdout] ...   |
[INFO] [stdout] 198 | |     Ok(17)
[INFO] [stdout] 199 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/binlevel/write.rs:180:5
[INFO] [stdout]     |
[INFO] [stdout] 180 |     write_long(dest, dex_addr)?;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/binlevel/write.rs:181:5
[INFO] [stdout]     |
[INFO] [stdout] 181 |     write_long(dest, exit_addr)?;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/binlevel/write.rs:190:9
[INFO] [stdout]     |
[INFO] [stdout] 190 |         write_long(dest, pal_addr | 1)?;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/binlevel/write.rs:197:5
[INFO] [stdout]     |
[INFO] [stdout] 197 |     write_long(dest, entrance_addr)?;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/binlevel/write.rs:198:5
[INFO] [stdout]     |
[INFO] [stdout] 198 |     Ok(17)
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/level_table.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     set_version(rombytes, level);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let _ = set_version(rombytes, level);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/snes_color.rs:160:17
[INFO] [stdout]     |
[INFO] [stdout] 160 |     pub fn iter(&self) -> SnesPalIter {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 160 |     pub fn iter(&self) -> SnesPalIter<'_> {
[INFO] [stdout]     |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/binlevel/write.rs:126:16
[INFO] [stdout]     |
[INFO] [stdout] 126 |           len += write_entrance(
[INFO] [stdout]     |  ________________^
[INFO] [stdout] 127 | |             dest,
[INFO] [stdout] 128 | |             en.id.levelnum,
[INFO] [stdout] 129 | |             en.pos_x, en.pos_y,
[INFO] [stdout] ...   |
[INFO] [stdout] 135 | |             en.water, en.slippery
[INFO] [stdout] 136 | |         )?;
[INFO] [stdout]     | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/binlevel/write.rs:139:5
[INFO] [stdout]     |
[INFO] [stdout] 139 |     Ok(len)
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/binlevel/write.rs:152:31
[INFO] [stdout]     |
[INFO] [stdout] 152 |   ) -> Result<u32, EncodeError> {
[INFO] [stdout]     |  _______________________________^
[INFO] [stdout] 153 | |     dest.write_all(&[
[INFO] [stdout] 154 | |         lvlnum as u8,
[INFO] [stdout] 155 | |         ((lvlnum >> 8) as u8) | (anim << 1) | ((x << 4) as u8),
[INFO] [stdout] ...   |
[INFO] [stdout] 161 | |     Ok(6)
[INFO] [stdout] 162 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/binlevel/write.rs:161:5
[INFO] [stdout]     |
[INFO] [stdout] 161 |     Ok(6)
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/binlevel/write.rs:164:89
[INFO] [stdout]     |
[INFO] [stdout] 164 |   fn write_exits<W: io::Write>(dest: &mut W, dex: &ScreenDex) -> Result<u32, EncodeError> {
[INFO] [stdout]     |  _________________________________________________________________________________________^
[INFO] [stdout] 165 | |     for (i,scr) in dex.screens.iter().enumerate() {
[INFO] [stdout] 166 | |         println!("{:02x} -> {}", i, scr.exit);
[INFO] [stdout] 167 | |         dest.write_all(&scr.exit.to_bytes()).unwrap();
[INFO] [stdout] 168 | |     }
[INFO] [stdout] 169 | |     Ok((dex.screens.len() as u32) * 3)
[INFO] [stdout] 170 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/binlevel/write.rs:169:5
[INFO] [stdout]     |
[INFO] [stdout] 169 |     Ok((dex.screens.len() as u32) * 3)
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/binlevel/write.rs:179:31
[INFO] [stdout]     |
[INFO] [stdout] 179 |   ) -> Result<u32, EncodeError> {
[INFO] [stdout]     |  _______________________________^
[INFO] [stdout] 180 | |     write_long(dest, dex_addr)?;
[INFO] [stdout] 181 | |     write_long(dest, exit_addr)?;
[INFO] [stdout] 182 | |     dest.write_all(&[
[INFO] [stdout] ...   |
[INFO] [stdout] 198 | |     Ok(17)
[INFO] [stdout] 199 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/binlevel/write.rs:180:5
[INFO] [stdout]     |
[INFO] [stdout] 180 |     write_long(dest, dex_addr)?;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/binlevel/write.rs:181:5
[INFO] [stdout]     |
[INFO] [stdout] 181 |     write_long(dest, exit_addr)?;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/binlevel/write.rs:190:9
[INFO] [stdout]     |
[INFO] [stdout] 190 |         write_long(dest, pal_addr | 1)?;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/binlevel/write.rs:197:5
[INFO] [stdout]     |
[INFO] [stdout] 197 |     write_long(dest, entrance_addr)?;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, EncodeError>
[INFO] [stdout]    --> src/binlevel/write.rs:198:5
[INFO] [stdout]     |
[INFO] [stdout] 198 |     Ok(17)
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/level_table.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     set_version(rombytes, level);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let _ = set_version(rombytes, level);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/snes_color.rs:160:17
[INFO] [stdout]     |
[INFO] [stdout] 160 |     pub fn iter(&self) -> SnesPalIter {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 160 |     pub fn iter(&self) -> SnesPalIter<'_> {
[INFO] [stdout]     |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `exlev` (bin "exlev" test) due to 54 previous errors; 11 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `exlev` (bin "exlev") due to 54 previous errors; 11 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "2cc2e86854201a528b1793d6e418ed23182218cf37d4028c43b29ff6c1a89e08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cc2e86854201a528b1793d6e418ed23182218cf37d4028c43b29ff6c1a89e08", kill_on_drop: false }`
[INFO] [stdout] 2cc2e86854201a528b1793d6e418ed23182218cf37d4028c43b29ff6c1a89e08