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[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fajzaff%2Fsubstrate-mfm-engine" "/workspace/builds/worker-10/source", kill_on_drop: false }`
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[INFO] finished tweaking git repo https://github.com/ajzaff/substrate-mfm-engine
[INFO] tweaked toml for git repo https://github.com/ajzaff/substrate-mfm-engine written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/ajzaff/substrate-mfm-engine already has a lockfile, it will not be regenerated
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[INFO] [stdout] warning: unused import: `log::trace`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use log::trace;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:170:13
[INFO] [stdout]     |
[INFO] [stdout] 170 |     w: &mut std::io::Write,
[INFO] [stdout]     |             ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::RngCore`
[INFO] [stdout]   --> src/bin/../runtime/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use rand::RngCore;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DenseGrid`
[INFO] [stdout]   --> src/bin/ewimops.rs:10:27
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::runtime::mfm::{DenseGrid, EventWindow, SparseGrid};
[INFO] [stdout]    |                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::trace`
[INFO] [stdout]   --> src/bin/ewimops.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use log::trace;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::trace`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use log::trace;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:170:13
[INFO] [stdout]     |
[INFO] [stdout] 170 |     w: &mut std::io::Write,
[INFO] [stdout]     |             ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::RngCore`
[INFO] [stdout]   --> src/bin/../runtime/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use rand::RngCore;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::trace`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use log::trace;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:170:13
[INFO] [stdout]     |
[INFO] [stdout] 170 |     w: &mut std::io::Write,
[INFO] [stdout]     |             ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::RngCore`
[INFO] [stdout]   --> src/bin/../runtime/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use rand::RngCore;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DenseGrid`
[INFO] [stdout]   --> src/bin/ewimops.rs:10:27
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::runtime::mfm::{DenseGrid, EventWindow, SparseGrid};
[INFO] [stdout]    |                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::trace`
[INFO] [stdout]   --> src/bin/ewimops.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use log::trace;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::trace`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use log::trace;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:170:13
[INFO] [stdout]     |
[INFO] [stdout] 170 |     w: &mut std::io::Write,
[INFO] [stdout]     |             ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::RngCore`
[INFO] [stdout]   --> src/bin/../runtime/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use rand::RngCore;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `EventWindow`
[INFO] [stdout]  --> src/bin/../runtime/mod.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 | use mfm::{EventWindow, Metadata};
[INFO] [stdout]   |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `EventWindow`
[INFO] [stdout]  --> src/bin/../runtime/mod.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 | use mfm::{EventWindow, Metadata};
[INFO] [stdout]   |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `VOID`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | const VOID: char = ' ';
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `EMPTY`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:32:1
[INFO] [stdout]    |
[INFO] [stdout] 32 | const EMPTY: char = '.';
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `OCCUPIED`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | const OCCUPIED: char = 'x';
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `UNKNOWN`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | const UNKNOWN: char = '?';
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `BAD`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | const BAD: char = '!';
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:77:12
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn new(rng: &'a mut R) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `debug_event_window`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:168:8
[INFO] [stdout]     |
[INFO] [stdout] 168 | pub fn debug_event_window<T: EventWindow>(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `scale`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:245:5
[INFO] [stdout]     |
[INFO] [stdout] 245 |     scale: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:251:12
[INFO] [stdout]     |
[INFO] [stdout] 251 |     pub fn new(rng: &'a mut R, size: (usize, usize)) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `with_scale`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:255:12
[INFO] [stdout]     |
[INFO] [stdout] 255 |     pub fn with_scale(rng: &'a mut R, scale: usize, size: (usize, usize)) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `scale`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:373:5
[INFO] [stdout]     |
[INFO] [stdout] 373 |     scale: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NoElement`
[INFO] [stdout]   --> src/bin/../runtime/mod.rs:36:3
[INFO] [stdout]    |
[INFO] [stdout] 36 |   NoElement,
[INFO] [stdout]    |   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `StackUnderflow`
[INFO] [stdout]   --> src/bin/../runtime/mod.rs:40:3
[INFO] [stdout]    |
[INFO] [stdout] 40 |   StackUnderflow, // TODO: add context
[INFO] [stdout]    |   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `load_from_bytes`
[INFO] [stdout]   --> src/bin/../runtime/mod.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub fn load_from_bytes<'input>(bytes: &'input mut &[u8]) -> Result<Runtime<'input>, Error> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `as_u128_saturating`
[INFO] [stdout]   --> src/bin/../base/arith.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn as_u128_saturating(&self) -> u128 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/bin/../base/color.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 |   pub fn new() -> Self {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Label`
[INFO] [stdout]  --> src/bin/../ast.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Label(&'input str),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Metadata`
[INFO] [stdout]  --> src/bin/../ast.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Metadata(Metadata<'input>),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Instruction`
[INFO] [stdout]  --> src/bin/../ast.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Instruction(Instruction<'input>),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Name`
[INFO] [stdout]   --> src/bin/../ast.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Name(&'input str),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Symbol`
[INFO] [stdout]   --> src/bin/../ast.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     Symbol(&'input str),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Desc`
[INFO] [stdout]   --> src/bin/../ast.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Desc(&'input str),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Author`
[INFO] [stdout]   --> src/bin/../ast.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Author(&'input str),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `License`
[INFO] [stdout]   --> src/bin/../ast.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     License(&'input str),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Radius`
[INFO] [stdout]   --> src/bin/../ast.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     Radius(u8),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BgColor`
[INFO] [stdout]   --> src/bin/../ast.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     BgColor(&'input str),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `FgColor`
[INFO] [stdout]   --> src/bin/../ast.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     FgColor(&'input str),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Symmetries`
[INFO] [stdout]   --> src/bin/../ast.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     Symmetries(Symmetries),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Field`
[INFO] [stdout]   --> src/bin/../ast.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     Field(&'input str, FieldSelector),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Parameter`
[INFO] [stdout]   --> src/bin/../ast.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     Parameter(&'input str, Const),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `as_u8`
[INFO] [stdout]   --> src/bin/../ast.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn as_u8(&self) -> u8 {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Ast`
[INFO] [stdout]   --> src/bin/../ast.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     Ast(T),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_ast`
[INFO] [stdout]   --> src/bin/../ast.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn get_ast(&self) -> Option<&T> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `ast`
[INFO] [stdout]   --> src/bin/../ast.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub fn ast(&self) -> &T {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `as_u8`
[INFO] [stdout]    --> src/bin/../ast.rs:172:12
[INFO] [stdout]     |
[INFO] [stdout] 172 |     pub fn as_u8(&self) -> u8 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `EventWindow`
[INFO] [stdout]  --> src/bin/../runtime/mod.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 | use mfm::{EventWindow, Metadata};
[INFO] [stdout]   |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 41 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `EventWindow`
[INFO] [stdout]  --> src/bin/../runtime/mod.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 | use mfm::{EventWindow, Metadata};
[INFO] [stdout]   |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `EMPTY`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:32:1
[INFO] [stdout]    |
[INFO] [stdout] 32 | const EMPTY: char = '.';
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `OCCUPIED`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | const OCCUPIED: char = 'x';
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `BAD`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | const BAD: char = '!';
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `scale`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:245:5
[INFO] [stdout]     |
[INFO] [stdout] 245 |     scale: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:251:12
[INFO] [stdout]     |
[INFO] [stdout] 251 |     pub fn new(rng: &'a mut R, size: (usize, usize)) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `with_scale`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:255:12
[INFO] [stdout]     |
[INFO] [stdout] 255 |     pub fn with_scale(rng: &'a mut R, scale: usize, size: (usize, usize)) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `scale`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:373:5
[INFO] [stdout]     |
[INFO] [stdout] 373 |     scale: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:379:12
[INFO] [stdout]     |
[INFO] [stdout] 379 |     pub fn new(rng: &'a mut R, size: (usize, usize)) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `with_scale`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:383:12
[INFO] [stdout]     |
[INFO] [stdout] 383 |     pub fn with_scale(rng: &'a mut R, scale: usize, size: (usize, usize)) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NoElement`
[INFO] [stdout]   --> src/bin/../runtime/mod.rs:36:3
[INFO] [stdout]    |
[INFO] [stdout] 36 |   NoElement,
[INFO] [stdout]    |   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `StackUnderflow`
[INFO] [stdout]   --> src/bin/../runtime/mod.rs:40:3
[INFO] [stdout]    |
[INFO] [stdout] 40 |   StackUnderflow, // TODO: add context
[INFO] [stdout]    |   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `load_from_bytes`
[INFO] [stdout]   --> src/bin/../runtime/mod.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub fn load_from_bytes<'input>(bytes: &'input mut &[u8]) -> Result<Runtime<'input>, Error> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `as_u128_saturating`
[INFO] [stdout]   --> src/bin/../base/arith.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn as_u128_saturating(&self) -> u128 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/bin/../base/color.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 |   pub fn new() -> Self {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Label`
[INFO] [stdout]  --> src/bin/../ast.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Label(&'input str),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Metadata`
[INFO] [stdout]  --> src/bin/../ast.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Metadata(Metadata<'input>),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Instruction`
[INFO] [stdout]  --> src/bin/../ast.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Instruction(Instruction<'input>),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Name`
[INFO] [stdout]   --> src/bin/../ast.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Name(&'input str),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Symbol`
[INFO] [stdout]   --> src/bin/../ast.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     Symbol(&'input str),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Desc`
[INFO] [stdout]   --> src/bin/../ast.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Desc(&'input str),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Author`
[INFO] [stdout]   --> src/bin/../ast.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Author(&'input str),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `License`
[INFO] [stdout]   --> src/bin/../ast.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     License(&'input str),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Radius`
[INFO] [stdout]   --> src/bin/../ast.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     Radius(u8),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BgColor`
[INFO] [stdout]   --> src/bin/../ast.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     BgColor(&'input str),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `FgColor`
[INFO] [stdout]   --> src/bin/../ast.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     FgColor(&'input str),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Symmetries`
[INFO] [stdout]   --> src/bin/../ast.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     Symmetries(Symmetries),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Field`
[INFO] [stdout]   --> src/bin/../ast.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     Field(&'input str, FieldSelector),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Parameter`
[INFO] [stdout]   --> src/bin/../ast.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     Parameter(&'input str, Const),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `as_u8`
[INFO] [stdout]   --> src/bin/../ast.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn as_u8(&self) -> u8 {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Ast`
[INFO] [stdout]   --> src/bin/../ast.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     Ast(T),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_ast`
[INFO] [stdout]   --> src/bin/../ast.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn get_ast(&self) -> Option<&T> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `ast`
[INFO] [stdout]   --> src/bin/../ast.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub fn ast(&self) -> &T {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `as_u8`
[INFO] [stdout]    --> src/bin/../ast.rs:172:12
[INFO] [stdout]     |
[INFO] [stdout] 172 |     pub fn as_u8(&self) -> u8 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `EMPTY`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:32:1
[INFO] [stdout]    |
[INFO] [stdout] 32 | const EMPTY: char = '.';
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `OCCUPIED`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | const OCCUPIED: char = 'x';
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `BAD`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | const BAD: char = '!';
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `scale`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:245:5
[INFO] [stdout]     |
[INFO] [stdout] 245 |     scale: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:251:12
[INFO] [stdout]     |
[INFO] [stdout] 251 |     pub fn new(rng: &'a mut R, size: (usize, usize)) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `with_scale`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:255:12
[INFO] [stdout]     |
[INFO] [stdout] 255 |     pub fn with_scale(rng: &'a mut R, scale: usize, size: (usize, usize)) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `scale`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:373:5
[INFO] [stdout]     |
[INFO] [stdout] 373 |     scale: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:379:12
[INFO] [stdout]     |
[INFO] [stdout] 379 |     pub fn new(rng: &'a mut R, size: (usize, usize)) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `with_scale`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:383:12
[INFO] [stdout]     |
[INFO] [stdout] 383 |     pub fn with_scale(rng: &'a mut R, scale: usize, size: (usize, usize)) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NoElement`
[INFO] [stdout]   --> src/bin/../runtime/mod.rs:36:3
[INFO] [stdout]    |
[INFO] [stdout] 36 |   NoElement,
[INFO] [stdout]    |   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `StackUnderflow`
[INFO] [stdout]   --> src/bin/../runtime/mod.rs:40:3
[INFO] [stdout]    |
[INFO] [stdout] 40 |   StackUnderflow, // TODO: add context
[INFO] [stdout]    |   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `load_from_bytes`
[INFO] [stdout]   --> src/bin/../runtime/mod.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub fn load_from_bytes<'input>(bytes: &'input mut &[u8]) -> Result<Runtime<'input>, Error> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `as_u128_saturating`
[INFO] [stdout]   --> src/bin/../base/arith.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn as_u128_saturating(&self) -> u128 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/bin/../base/color.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 |   pub fn new() -> Self {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Label`
[INFO] [stdout]  --> src/bin/../ast.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Label(&'input str),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Metadata`
[INFO] [stdout]  --> src/bin/../ast.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Metadata(Metadata<'input>),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Instruction`
[INFO] [stdout]  --> src/bin/../ast.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Instruction(Instruction<'input>),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Name`
[INFO] [stdout]   --> src/bin/../ast.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Name(&'input str),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Symbol`
[INFO] [stdout]   --> src/bin/../ast.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     Symbol(&'input str),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Desc`
[INFO] [stdout]   --> src/bin/../ast.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Desc(&'input str),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Author`
[INFO] [stdout]   --> src/bin/../ast.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Author(&'input str),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `License`
[INFO] [stdout]   --> src/bin/../ast.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     License(&'input str),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Radius`
[INFO] [stdout]   --> src/bin/../ast.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     Radius(u8),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BgColor`
[INFO] [stdout]   --> src/bin/../ast.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     BgColor(&'input str),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `FgColor`
[INFO] [stdout]   --> src/bin/../ast.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     FgColor(&'input str),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Symmetries`
[INFO] [stdout]   --> src/bin/../ast.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     Symmetries(Symmetries),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Field`
[INFO] [stdout]   --> src/bin/../ast.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     Field(&'input str, FieldSelector),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Parameter`
[INFO] [stdout]   --> src/bin/../ast.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     Parameter(&'input str, Const),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `as_u8`
[INFO] [stdout]   --> src/bin/../ast.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn as_u8(&self) -> u8 {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Ast`
[INFO] [stdout]   --> src/bin/../ast.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     Ast(T),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_ast`
[INFO] [stdout]   --> src/bin/../ast.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn get_ast(&self) -> Option<&T> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `ast`
[INFO] [stdout]   --> src/bin/../ast.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub fn ast(&self) -> &T {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `as_u8`
[INFO] [stdout]    --> src/bin/../ast.rs:172:12
[INFO] [stdout]     |
[INFO] [stdout] 172 |     pub fn as_u8(&self) -> u8 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 37 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 37 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `VOID`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | const VOID: char = ' ';
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `EMPTY`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:32:1
[INFO] [stdout]    |
[INFO] [stdout] 32 | const EMPTY: char = '.';
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `OCCUPIED`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | const OCCUPIED: char = 'x';
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `UNKNOWN`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | const UNKNOWN: char = '?';
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `BAD`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | const BAD: char = '!';
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/bin/../runtime/mfm.rs:77:12
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn new(rng: &'a mut R) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `debug_event_window`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:168:8
[INFO] [stdout]     |
[INFO] [stdout] 168 | pub fn debug_event_window<T: EventWindow>(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `scale`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:245:5
[INFO] [stdout]     |
[INFO] [stdout] 245 |     scale: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:251:12
[INFO] [stdout]     |
[INFO] [stdout] 251 |     pub fn new(rng: &'a mut R, size: (usize, usize)) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `with_scale`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:255:12
[INFO] [stdout]     |
[INFO] [stdout] 255 |     pub fn with_scale(rng: &'a mut R, scale: usize, size: (usize, usize)) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `scale`
[INFO] [stdout]    --> src/bin/../runtime/mfm.rs:373:5
[INFO] [stdout]     |
[INFO] [stdout] 373 |     scale: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NoElement`
[INFO] [stdout]   --> src/bin/../runtime/mod.rs:36:3
[INFO] [stdout]    |
[INFO] [stdout] 36 |   NoElement,
[INFO] [stdout]    |   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `StackUnderflow`
[INFO] [stdout]   --> src/bin/../runtime/mod.rs:40:3
[INFO] [stdout]    |
[INFO] [stdout] 40 |   StackUnderflow, // TODO: add context
[INFO] [stdout]    |   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `load_from_bytes`
[INFO] [stdout]   --> src/bin/../runtime/mod.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub fn load_from_bytes<'input>(bytes: &'input mut &[u8]) -> Result<Runtime<'input>, Error> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `as_u128_saturating`
[INFO] [stdout]   --> src/bin/../base/arith.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn as_u128_saturating(&self) -> u128 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/bin/../base/color.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 |   pub fn new() -> Self {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Label`
[INFO] [stdout]  --> src/bin/../ast.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Label(&'input str),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Metadata`
[INFO] [stdout]  --> src/bin/../ast.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Metadata(Metadata<'input>),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Instruction`
[INFO] [stdout]  --> src/bin/../ast.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Instruction(Instruction<'input>),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Name`
[INFO] [stdout]   --> src/bin/../ast.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Name(&'input str),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Symbol`
[INFO] [stdout]   --> src/bin/../ast.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     Symbol(&'input str),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Desc`
[INFO] [stdout]   --> src/bin/../ast.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Desc(&'input str),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Author`
[INFO] [stdout]   --> src/bin/../ast.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Author(&'input str),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `License`
[INFO] [stdout]   --> src/bin/../ast.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     License(&'input str),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Radius`
[INFO] [stdout]   --> src/bin/../ast.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     Radius(u8),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BgColor`
[INFO] [stdout]   --> src/bin/../ast.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     BgColor(&'input str),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `FgColor`
[INFO] [stdout]   --> src/bin/../ast.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     FgColor(&'input str),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Symmetries`
[INFO] [stdout]   --> src/bin/../ast.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     Symmetries(Symmetries),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Field`
[INFO] [stdout]   --> src/bin/../ast.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     Field(&'input str, FieldSelector),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Parameter`
[INFO] [stdout]   --> src/bin/../ast.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     Parameter(&'input str, Const),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `as_u8`
[INFO] [stdout]   --> src/bin/../ast.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn as_u8(&self) -> u8 {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Ast`
[INFO] [stdout]   --> src/bin/../ast.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     Ast(T),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_ast`
[INFO] [stdout]   --> src/bin/../ast.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn get_ast(&self) -> Option<&T> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `ast`
[INFO] [stdout]   --> src/bin/../ast.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub fn ast(&self) -> &T {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `as_u8`
[INFO] [stdout]    --> src/bin/../ast.rs:172:12
[INFO] [stdout]     |
[INFO] [stdout] 172 |     pub fn as_u8(&self) -> u8 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 41 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Runtime`
[INFO] [stdout]   --> src/ast.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     Runtime(U),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_runtime`
[INFO] [stdout]   --> src/ast.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn get_runtime(&self) -> Option<&U> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `runtime`
[INFO] [stdout]   --> src/ast.rs:72:12
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn runtime(&self) -> &U {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `as_u128_saturating`
[INFO] [stdout]   --> src/base/arith.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn as_u128_saturating(&self) -> u128 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/base/color.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 |   pub fn new() -> Self {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `components`
[INFO] [stdout]   --> src/base/color.rs:23:10
[INFO] [stdout]    |
[INFO] [stdout] 23 |   pub fn components(&self) -> (u8, u8, u8, u8) {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/substrate-engine-d941c8e47a53209b/out/substrate.rs:4799:16
[INFO] [stdout]      |
[INFO] [stdout] 4799 |         pub fn new() -> InstructionParser {
[INFO] [stdout]      |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/substrate-engine-d941c8e47a53209b/out/substrate.rs:8208:16
[INFO] [stdout]      |
[INFO] [stdout] 8208 |         pub fn new() -> MetadataParser {
[INFO] [stdout]      |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Runtime`
[INFO] [stdout]   --> src/ast.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     Runtime(U),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_runtime`
[INFO] [stdout]   --> src/ast.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn get_runtime(&self) -> Option<&U> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `runtime`
[INFO] [stdout]   --> src/ast.rs:72:12
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn runtime(&self) -> &U {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `as_u128_saturating`
[INFO] [stdout]   --> src/base/arith.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn as_u128_saturating(&self) -> u128 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/base/color.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 |   pub fn new() -> Self {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `components`
[INFO] [stdout]   --> src/base/color.rs:23:10
[INFO] [stdout]    |
[INFO] [stdout] 23 |   pub fn components(&self) -> (u8, u8, u8, u8) {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/substrate-engine-d941c8e47a53209b/out/substrate.rs:4799:16
[INFO] [stdout]      |
[INFO] [stdout] 4799 |         pub fn new() -> InstructionParser {
[INFO] [stdout]      |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/substrate-engine-d941c8e47a53209b/out/substrate.rs:8208:16
[INFO] [stdout]      |
[INFO] [stdout] 8208 |         pub fn new() -> MetadataParser {
[INFO] [stdout]      |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 34s
[INFO] running `Command { std: "docker" "inspect" "5f4eeec6b7ef192a4df653703930bdbfa39ac14309eb3a97b2a7e5d216727716", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f4eeec6b7ef192a4df653703930bdbfa39ac14309eb3a97b2a7e5d216727716", kill_on_drop: false }`
[INFO] [stdout] 5f4eeec6b7ef192a4df653703930bdbfa39ac14309eb3a97b2a7e5d216727716