[INFO] cloning repository https://github.com/vgatherps/matjit
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vgatherps/matjit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvgatherps%2Fmatjit", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvgatherps%2Fmatjit'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 12c061cc0edbb72d6b6b393e97dac7c248987bb1
[INFO] checking vgatherps/matjit against master#507271bc119683008ec719ecee48814e8ac86c65 for pr-146440
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvgatherps%2Fmatjit" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/vgatherps/matjit
[INFO] finished tweaking git repo https://github.com/vgatherps/matjit
[INFO] tweaked toml for git repo https://github.com/vgatherps/matjit written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/vgatherps/matjit on toolchain 507271bc119683008ec719ecee48814e8ac86c65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/vgatherps/matjit 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" "+507271bc119683008ec719ecee48814e8ac86c65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lazy_static v1.4.0
[INFO] [stderr]   Downloaded scopeguard v1.1.0
[INFO] [stderr]   Downloaded iced-x86 v1.19.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 892c5207605510ad473b32d8cdaf6ff6b0cea60c183bf14ea75eb5c84280925f
[INFO] running `Command { std: "docker" "start" "-a" "892c5207605510ad473b32d8cdaf6ff6b0cea60c183bf14ea75eb5c84280925f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "892c5207605510ad473b32d8cdaf6ff6b0cea60c183bf14ea75eb5c84280925f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "892c5207605510ad473b32d8cdaf6ff6b0cea60c183bf14ea75eb5c84280925f", kill_on_drop: false }`
[INFO] [stdout] 892c5207605510ad473b32d8cdaf6ff6b0cea60c183bf14ea75eb5c84280925f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e9d3af94285e67f88838e7d87f292da83ea8dbdd41e961dd76458fb57f3cc90
[INFO] running `Command { std: "docker" "start" "-a" "6e9d3af94285e67f88838e7d87f292da83ea8dbdd41e961dd76458fb57f3cc90", kill_on_drop: false }`
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking iced-x86 v1.19.0
[INFO] [stderr]     Checking matvec_jit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::alloc::Layout`
[INFO] [stdout]  --> src/row_major.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::alloc::Layout;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/row_major.rs:8:22
[INFO] [stdout]   |
[INFO] [stdout] 8 |     register_alloc::{self, RegisterAlloc},
[INFO] [stdout]   |                      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::alloc::Layout`
[INFO] [stdout]  --> src/row_major.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::alloc::Layout;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/row_major.rs:8:22
[INFO] [stdout]   |
[INFO] [stdout] 8 |     register_alloc::{self, RegisterAlloc},
[INFO] [stdout]   |                      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/row_major.rs:120:5
[INFO] [stdout]     |
[INFO] [stdout] 118 |     todo!("Haven't implemented final row shuffling");
[INFO] [stdout]     |     ------------------------------------------------ any code following this expression is unreachable
[INFO] [stdout] 119 |
[INFO] [stdout] 120 |     instructions
[INFO] [stdout]     |     ^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `out_vector_register`
[INFO] [stdout]   --> src/row_major.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     out_vector_register: ScalarRegister,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_out_vector_register`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `matrix_rows`
[INFO] [stdout]    --> src/row_major.rs:123:35
[INFO] [stdout]     |
[INFO] [stdout] 123 | pub fn row_major_instruction_list(matrix_rows: usize, matrix_cols: usize) {}
[INFO] [stdout]     |                                   ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matrix_rows`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `matrix_cols`
[INFO] [stdout]    --> src/row_major.rs:123:55
[INFO] [stdout]     |
[INFO] [stdout] 123 | pub fn row_major_instruction_list(matrix_rows: usize, matrix_cols: usize) {}
[INFO] [stdout]     |                                                       ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matrix_cols`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Instruction` is never used
[INFO] [stdout]  --> src/instructions.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait Instruction: Debug {}
[INFO] [stdout]   |           ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `VectorKind` is never used
[INFO] [stdout]  --> src/instructions.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub enum VectorKind {
[INFO] [stdout]   |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `f64_width` is never used
[INFO] [stdout]   --> src/instructions.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl VectorKind {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] 14 |     pub fn f64_width(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `VectorRegister` is never constructed
[INFO] [stdout]   --> src/instructions.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct VectorRegister {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `index` are never used
[INFO] [stdout]   --> src/instructions.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl VectorRegister {
[INFO] [stdout]    | ------------------- associated items in this implementation
[INFO] [stdout] 31 |     pub fn new(index: u8, kind: VectorKind) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn index(&self) -> u8 {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ScalarRegister` is never constructed
[INFO] [stdout]   --> src/instructions.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub struct ScalarRegister {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/instructions.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 46 | impl ScalarRegister {
[INFO] [stdout]    | ------------------- associated function in this implementation
[INFO] [stdout] 47 |     pub fn new(index: u8) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SimpleAddress` is never constructed
[INFO] [stdout]   --> src/instructions.rs:54:12
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub struct SimpleAddress {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `for_type` is never used
[INFO] [stdout]   --> src/instructions.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 60 | impl SimpleAddress {
[INFO] [stdout]    | ------------------ associated function in this implementation
[INFO] [stdout] 61 |     pub fn for_type<T: Sized>(base_register: ScalarRegister, offset: i32) -> Self {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `F64VecLoad` is never constructed
[INFO] [stdout]   --> src/instructions.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub struct F64VecLoad {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MaskedF64VecLoad` is never constructed
[INFO] [stdout]   --> src/instructions.rs:77:12
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub struct MaskedF64VecLoad {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ZeroVec` is never constructed
[INFO] [stdout]   --> src/instructions.rs:83:12
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub struct ZeroVec(pub VectorRegister);
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `FmaDest` is never used
[INFO] [stdout]   --> src/instructions.rs:86:10
[INFO] [stdout]    |
[INFO] [stdout] 86 | pub enum FmaDest {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FMAdd` is never constructed
[INFO] [stdout]   --> src/instructions.rs:93:12
[INFO] [stdout]    |
[INFO] [stdout] 93 | pub struct FMAdd {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FMMemAdd` is never constructed
[INFO] [stdout]    --> src/instructions.rs:102:12
[INFO] [stdout]     |
[INFO] [stdout] 102 | pub struct FMMemAdd {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RegisterAlloc` is never constructed
[INFO] [stdout]  --> src/register_alloc.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct RegisterAlloc {
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `is_free`, `free_count`, `acquire`, and `release` are never used
[INFO] [stdout]   --> src/register_alloc.rs:7:12
[INFO] [stdout]    |
[INFO] [stdout]  6 | impl RegisterAlloc {
[INFO] [stdout]    | ------------------ associated items in this implementation
[INFO] [stdout]  7 |     pub fn new(registers: u8) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 13 |     pub fn is_free(&self, reg: u8) -> bool {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub fn free_count(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub fn acquire(&mut self) -> Option<u8> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn release(&mut self, reg: u8) {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `row_major_offset` is never used
[INFO] [stdout]   --> src/row_major.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn row_major_offset(rows: usize, cols: usize, row_idx: usize, col_idx: usize) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `row_major_instruction_list_from` is never used
[INFO] [stdout]   --> src/row_major.rs:45:4
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn row_major_instruction_list_from(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/row_major.rs:120:5
[INFO] [stdout]     |
[INFO] [stdout] 118 |     todo!("Haven't implemented final row shuffling");
[INFO] [stdout]     |     ------------------------------------------------ any code following this expression is unreachable
[INFO] [stdout] 119 |
[INFO] [stdout] 120 |     instructions
[INFO] [stdout]     |     ^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `out_vector_register`
[INFO] [stdout]   --> src/row_major.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     out_vector_register: ScalarRegister,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_out_vector_register`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `matrix_rows`
[INFO] [stdout]    --> src/row_major.rs:123:35
[INFO] [stdout]     |
[INFO] [stdout] 123 | pub fn row_major_instruction_list(matrix_rows: usize, matrix_cols: usize) {}
[INFO] [stdout]     |                                   ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matrix_rows`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `matrix_cols`
[INFO] [stdout]    --> src/row_major.rs:123:55
[INFO] [stdout]     |
[INFO] [stdout] 123 | pub fn row_major_instruction_list(matrix_rows: usize, matrix_cols: usize) {}
[INFO] [stdout]     |                                                       ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matrix_cols`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Instruction` is never used
[INFO] [stdout]  --> src/instructions.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait Instruction: Debug {}
[INFO] [stdout]   |           ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `VectorKind` is never used
[INFO] [stdout]  --> src/instructions.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub enum VectorKind {
[INFO] [stdout]   |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `f64_width` is never used
[INFO] [stdout]   --> src/instructions.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl VectorKind {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] 14 |     pub fn f64_width(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `VectorRegister` is never constructed
[INFO] [stdout]   --> src/instructions.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct VectorRegister {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `index` are never used
[INFO] [stdout]   --> src/instructions.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl VectorRegister {
[INFO] [stdout]    | ------------------- associated items in this implementation
[INFO] [stdout] 31 |     pub fn new(index: u8, kind: VectorKind) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn index(&self) -> u8 {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ScalarRegister` is never constructed
[INFO] [stdout]   --> src/instructions.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub struct ScalarRegister {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/instructions.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 46 | impl ScalarRegister {
[INFO] [stdout]    | ------------------- associated function in this implementation
[INFO] [stdout] 47 |     pub fn new(index: u8) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SimpleAddress` is never constructed
[INFO] [stdout]   --> src/instructions.rs:54:12
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub struct SimpleAddress {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `for_type` is never used
[INFO] [stdout]   --> src/instructions.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 60 | impl SimpleAddress {
[INFO] [stdout]    | ------------------ associated function in this implementation
[INFO] [stdout] 61 |     pub fn for_type<T: Sized>(base_register: ScalarRegister, offset: i32) -> Self {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `F64VecLoad` is never constructed
[INFO] [stdout]   --> src/instructions.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub struct F64VecLoad {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MaskedF64VecLoad` is never constructed
[INFO] [stdout]   --> src/instructions.rs:77:12
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub struct MaskedF64VecLoad {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ZeroVec` is never constructed
[INFO] [stdout]   --> src/instructions.rs:83:12
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub struct ZeroVec(pub VectorRegister);
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `FmaDest` is never used
[INFO] [stdout]   --> src/instructions.rs:86:10
[INFO] [stdout]    |
[INFO] [stdout] 86 | pub enum FmaDest {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FMAdd` is never constructed
[INFO] [stdout]   --> src/instructions.rs:93:12
[INFO] [stdout]    |
[INFO] [stdout] 93 | pub struct FMAdd {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FMMemAdd` is never constructed
[INFO] [stdout]    --> src/instructions.rs:102:12
[INFO] [stdout]     |
[INFO] [stdout] 102 | pub struct FMMemAdd {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RegisterAlloc` is never constructed
[INFO] [stdout]  --> src/register_alloc.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct RegisterAlloc {
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `is_free`, `free_count`, `acquire`, and `release` are never used
[INFO] [stdout]   --> src/register_alloc.rs:7:12
[INFO] [stdout]    |
[INFO] [stdout]  6 | impl RegisterAlloc {
[INFO] [stdout]    | ------------------ associated items in this implementation
[INFO] [stdout]  7 |     pub fn new(registers: u8) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 13 |     pub fn is_free(&self, reg: u8) -> bool {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub fn free_count(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub fn acquire(&mut self) -> Option<u8> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn release(&mut self, reg: u8) {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `row_major_offset` is never used
[INFO] [stdout]   --> src/row_major.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn row_major_offset(rows: usize, cols: usize, row_idx: usize, col_idx: usize) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `row_major_instruction_list_from` is never used
[INFO] [stdout]   --> src/row_major.rs:45:4
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn row_major_instruction_list_from(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.28s
[INFO] running `Command { std: "docker" "inspect" "6e9d3af94285e67f88838e7d87f292da83ea8dbdd41e961dd76458fb57f3cc90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e9d3af94285e67f88838e7d87f292da83ea8dbdd41e961dd76458fb57f3cc90", kill_on_drop: false }`
[INFO] [stdout] 6e9d3af94285e67f88838e7d87f292da83ea8dbdd41e961dd76458fb57f3cc90
