[INFO] cloning repository https://github.com/Nimrodium/ns-ir
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Nimrodium/ns-ir" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNimrodium%2Fns-ir", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNimrodium%2Fns-ir'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5c05ad0387ef9808b5ab5cfeeb64feb28446e088
[INFO] checking Nimrodium/ns-ir against try#5ff93158e08fa2205cd4b86cddf9eae95952cc96 for pr-129543-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNimrodium%2Fns-ir" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Nimrodium/ns-ir
[INFO] finished tweaking git repo https://github.com/Nimrodium/ns-ir
[INFO] tweaked toml for git repo https://github.com/Nimrodium/ns-ir written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Nimrodium/ns-ir on toolchain 5ff93158e08fa2205cd4b86cddf9eae95952cc96
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5ff93158e08fa2205cd4b86cddf9eae95952cc96" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Nimrodium/ns-ir 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" "+5ff93158e08fa2205cd4b86cddf9eae95952cc96" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking Nimrodium/ns-ir against try#5ff93158e08fa2205cd4b86cddf9eae95952cc96 for pr-129543-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNimrodium%2Fns-ir" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Nimrodium/ns-ir
[INFO] finished tweaking git repo https://github.com/Nimrodium/ns-ir
[INFO] tweaked toml for git repo https://github.com/Nimrodium/ns-ir written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Nimrodium/ns-ir on toolchain 5ff93158e08fa2205cd4b86cddf9eae95952cc96
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5ff93158e08fa2205cd4b86cddf9eae95952cc96" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Nimrodium/ns-ir 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" "+5ff93158e08fa2205cd4b86cddf9eae95952cc96" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+5ff93158e08fa2205cd4b86cddf9eae95952cc96" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 41bf59be502144bf9f8f5c3552064f5d8998ad023e78e3b909e0c30dfa7902dc
[INFO] running `Command { std: "docker" "start" "-a" "41bf59be502144bf9f8f5c3552064f5d8998ad023e78e3b909e0c30dfa7902dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41bf59be502144bf9f8f5c3552064f5d8998ad023e78e3b909e0c30dfa7902dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41bf59be502144bf9f8f5c3552064f5d8998ad023e78e3b909e0c30dfa7902dc", kill_on_drop: false }`
[INFO] [stdout] 41bf59be502144bf9f8f5c3552064f5d8998ad023e78e3b909e0c30dfa7902dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+5ff93158e08fa2205cd4b86cddf9eae95952cc96" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3434ab5dadeeff0b0a418a33265070c77e0394ba9aeb40269d7da85e65b0b202
[INFO] running `Command { std: "docker" "start" "-a" "3434ab5dadeeff0b0a418a33265070c77e0394ba9aeb40269d7da85e65b0b202", kill_on_drop: false }`
[INFO] [stderr]     Checking ns-ir v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `usize::MIN`
[INFO] [stdout]  --> src/allocator.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     usize::MIN,
[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 imports: `PhysRegDiscriminant` and `Subregister`
[INFO] [stdout]   --> src/allocator.rs:11:21
[INFO] [stdout]    |
[INFO] [stdout] 11 |         GenericSub, PhysRegDiscriminant, PhysicalRegister, Subregister, VirtualRegister,
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Expresssion` and `VirtualRegister`
[INFO] [stdout]  --> src/instruction.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 |     static_data::{Expresssion, StaticDef},
[INFO] [stdout]   |                   ^^^^^^^^^^^
[INFO] [stdout] 3 |     virtual_register::{Register, VirtualRegister},
[INFO] [stdout]   |                                  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `usize::MIN`
[INFO] [stdout]  --> src/allocator.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     usize::MIN,
[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 imports: `PhysRegDiscriminant` and `Subregister`
[INFO] [stdout]   --> src/allocator.rs:11:21
[INFO] [stdout]    |
[INFO] [stdout] 11 |         GenericSub, PhysRegDiscriminant, PhysicalRegister, Subregister, VirtualRegister,
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `VirtualRegister`
[INFO] [stdout]  --> src/instruction.rs:3:34
[INFO] [stdout]   |
[INFO] [stdout] 3 |     virtual_register::{Register, VirtualRegister},
[INFO] [stdout]   |                                  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `register`
[INFO] [stdout]   --> src/allocator.rs:41:24
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn free(&mut self, register: PhysicalRegister) {}
[INFO] [stdout]    |                        ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_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: `register`
[INFO] [stdout]   --> src/allocator.rs:41:24
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn free(&mut self, register: PhysicalRegister) {}
[INFO] [stdout]    |                        ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_register`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/allocator.rs:176:13
[INFO] [stdout]     |
[INFO] [stdout] 176 |         let mut old_map = take(&mut self.index).into_iter();
[INFO] [stdout]     |             ----^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/allocator.rs:176:13
[INFO] [stdout]     |
[INFO] [stdout] 176 |         let mut old_map = take(&mut self.index).into_iter();
[INFO] [stdout]     |             ----^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `values`
[INFO] [stdout]   --> src/static_data.rs:64:30
[INFO] [stdout]    |
[INFO] [stdout] 64 |             StaticDef::Str { values, label } => todo!(),
[INFO] [stdout]    |                              ^^^^^^ help: try ignoring the field: `values: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `label`
[INFO] [stdout]   --> src/static_data.rs:64:38
[INFO] [stdout]    |
[INFO] [stdout] 64 |             StaticDef::Str { values, label } => todo!(),
[INFO] [stdout]    |                                      ^^^^^ help: try ignoring the field: `label: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `values`
[INFO] [stdout]   --> src/static_data.rs:64:30
[INFO] [stdout]    |
[INFO] [stdout] 64 |             StaticDef::Str { values, label } => todo!(),
[INFO] [stdout]    |                              ^^^^^^ help: try ignoring the field: `values: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `label`
[INFO] [stdout]   --> src/static_data.rs:64:38
[INFO] [stdout]    |
[INFO] [stdout] 64 |             StaticDef::Str { values, label } => todo!(),
[INFO] [stdout]    |                                      ^^^^^ help: try ignoring the field: `label: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FreeRegisterPool` is never constructed
[INFO] [stdout]   --> src/allocator.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct FreeRegisterPool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `allocate`, `free`, `pop_from_pool`, and `filter_set` are never used
[INFO] [stdout]   --> src/allocator.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | impl FreeRegisterPool {
[INFO] [stdout]    | --------------------- associated items in this implementation
[INFO] [stdout] 33 |     fn allocate(&mut self, minimum: &GenericSub) -> Option<PhysicalRegister> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     fn free(&mut self, register: PhysicalRegister) {}
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 42 |     fn pop_from_pool(pool: &mut HashSet<PhysicalRegister>) -> Option<PhysicalRegister> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     fn filter_set(
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Registers` is never constructed
[INFO] [stdout]   --> src/allocator.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 72 | struct Registers {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `allocate`, and `free` are never used
[INFO] [stdout]    --> src/allocator.rs:76:8
[INFO] [stdout]     |
[INFO] [stdout]  75 | impl Registers {
[INFO] [stdout]     | -------------- associated items in this implementation
[INFO] [stdout]  76 |     fn new() -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout]  85 |     fn allocate(&mut self, minimum: &GenericSub) -> Option<PhysicalRegister> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 123 |     fn free(&mut self, register: &PhysicalRegister) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Allocator` is never constructed
[INFO] [stdout]    --> src/allocator.rs:160:8
[INFO] [stdout]     |
[INFO] [stdout] 160 | struct Allocator {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `refresh_index` is never used
[INFO] [stdout]    --> src/allocator.rs:169:8
[INFO] [stdout]     |
[INFO] [stdout] 168 | impl Allocator {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] 169 |     fn refresh_index(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Location` is never used
[INFO] [stdout]    --> src/allocator.rs:192:6
[INFO] [stdout]     |
[INFO] [stdout] 192 | enum Location {
[INFO] [stdout]     |      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ENTRY_SECTION` is never used
[INFO] [stdout]  --> src/instruction.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | const ENTRY_SECTION: &str = ":entry";
[INFO] [stdout]   |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DATA_SECTION` is never used
[INFO] [stdout]  --> src/instruction.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | const DATA_SECTION: &str = ":data";
[INFO] [stdout]   |       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PROGRAM_SECTION` is never used
[INFO] [stdout]  --> src/instruction.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const PROGRAM_SECTION: &str = ":program";
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `INDENT` is never used
[INFO] [stdout]   --> src/instruction.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub const INDENT: &str = "  ";
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `RegHandle` is never used
[INFO] [stdout]   --> src/instruction.rs:12:6
[INFO] [stdout]    |
[INFO] [stdout] 12 | type RegHandle = Register;
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Constant` is never used
[INFO] [stdout]   --> src/instruction.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub enum Constant {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Operation` is never used
[INFO] [stdout]   --> src/instruction.rs:39:10
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub enum Operation {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Instruction` is never used
[INFO] [stdout]    --> src/instruction.rs:345:10
[INFO] [stdout]     |
[INFO] [stdout] 345 | pub enum Instruction {
[INFO] [stdout]     |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `IntermediateRepresentation` is never constructed
[INFO] [stdout]    --> src/instruction.rs:370:12
[INFO] [stdout]     |
[INFO] [stdout] 370 | pub struct IntermediateRepresentation {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Alignment` is never used
[INFO] [stdout]   --> src/static_data.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum Alignment {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `StaticDef` is never used
[INFO] [stdout]   --> src/static_data.rs:28:10
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub enum StaticDef {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Expresssion` is never used
[INFO] [stdout]   --> src/static_data.rs:69:10
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub enum Expresssion {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `BinaryOperator` is never used
[INFO] [stdout]   --> src/static_data.rs:79:10
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub enum BinaryOperator {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `VirtualRegister` is never constructed
[INFO] [stdout]  --> src/virtual_register.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct VirtualRegister {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `GenericSub` is never used
[INFO] [stdout]   --> src/virtual_register.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum GenericSub {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_size` is never used
[INFO] [stdout]   --> src/virtual_register.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl GenericSub {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] 17 |     pub fn get_size(&self) -> u8 {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Subregister` is never used
[INFO] [stdout]   --> src/virtual_register.rs:27:10
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub enum Subregister {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `get_size`, `get_all`, and `get_overlapping` are never used
[INFO] [stdout]   --> src/virtual_register.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 45 | impl Subregister {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 46 |     pub fn get_size(&self) -> u8 {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |     pub fn get_all() -> [Self; 15] {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 |     pub fn get_overlapping(&self) -> Vec<Self> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `PhysicalRegister` is never used
[INFO] [stdout]    --> src/virtual_register.rs:162:10
[INFO] [stdout]     |
[INFO] [stdout] 162 | pub enum PhysicalRegister {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new_all`, `as_generic`, `sub_in`, and `get_sub` are never used
[INFO] [stdout]    --> src/virtual_register.rs:206:12
[INFO] [stdout]     |
[INFO] [stdout] 205 | impl PhysicalRegister {
[INFO] [stdout]     | --------------------- associated items in this implementation
[INFO] [stdout] 206 |     pub fn new_all() -> Vec<Self> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 226 |     pub fn as_generic(&self) -> PhysRegDiscriminant {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 246 |     pub fn sub_in(&self, sub: &[Subregister]) -> bool {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 254 |     pub fn get_sub(&self) -> &Subregister {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `PhysRegDiscriminant` is never used
[INFO] [stdout]    --> src/virtual_register.rs:276:10
[INFO] [stdout]     |
[INFO] [stdout] 276 | pub enum PhysRegDiscriminant {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Register` is never used
[INFO] [stdout]    --> src/virtual_register.rs:318:10
[INFO] [stdout]     |
[INFO] [stdout] 318 | pub enum Register {
[INFO] [stdout]     |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FreeRegisterPool` is never constructed
[INFO] [stdout]   --> src/allocator.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct FreeRegisterPool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `allocate`, `free`, `pop_from_pool`, and `filter_set` are never used
[INFO] [stdout]   --> src/allocator.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | impl FreeRegisterPool {
[INFO] [stdout]    | --------------------- associated items in this implementation
[INFO] [stdout] 33 |     fn allocate(&mut self, minimum: &GenericSub) -> Option<PhysicalRegister> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     fn free(&mut self, register: PhysicalRegister) {}
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 42 |     fn pop_from_pool(pool: &mut HashSet<PhysicalRegister>) -> Option<PhysicalRegister> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     fn filter_set(
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Allocator` is never constructed
[INFO] [stdout]    --> src/allocator.rs:160:8
[INFO] [stdout]     |
[INFO] [stdout] 160 | struct Allocator {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `refresh_index` is never used
[INFO] [stdout]    --> src/allocator.rs:169:8
[INFO] [stdout]     |
[INFO] [stdout] 168 | impl Allocator {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] 169 |     fn refresh_index(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Location` is never used
[INFO] [stdout]    --> src/allocator.rs:192:6
[INFO] [stdout]     |
[INFO] [stdout] 192 | enum Location {
[INFO] [stdout]     |      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]    --> src/instruction.rs:40:5
[INFO] [stdout]     |
[INFO] [stdout]  39 | pub enum Operation {
[INFO] [stdout]     |          --------- variants in this enum
[INFO] [stdout]  40 |     Nop,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]  41 |     Cpy {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] ...
[INFO] [stdout]  45 |     Ldi {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] ...
[INFO] [stdout]  49 |     Load {
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout]  54 |     Store {
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  59 |     Add {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] ...
[INFO] [stdout]  64 |     Sub {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] ...
[INFO] [stdout]  69 |     Mult {
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout]  74 |     Div {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] ...
[INFO] [stdout]  80 |     Or {
[INFO] [stdout]     |     ^^
[INFO] [stdout] ...
[INFO] [stdout]  85 |     Xor {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] ...
[INFO] [stdout]  90 |     And {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] ...
[INFO] [stdout]  95 |     Not {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] ...
[INFO] [stdout]  99 |     Shl {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 104 |     Shr {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 109 |     Rotl {
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 114 |     Rotr {
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 119 |     Neg {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 124 |     Jmp {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 127 |     Jifz {
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 131 |     Jifnz {
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 136 |     Inc {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 139 |     Dec {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 143 |     Push {
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 146 |     Pop {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 150 |     Call {
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 153 |     Ret,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 154 |     // floating point
[INFO] [stdout] 155 |     Itof {
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 159 |     Ftoi {
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 164 |     Fadd {
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 169 |     Fsub {
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 174 |     Fmult {
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 179 |     Fdiv {
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 184 |     Fmod {
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 189 |     Mod {
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `B2`, `B4`, and `B8` are never constructed
[INFO] [stdout]   --> src/static_data.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum Alignment {
[INFO] [stdout]    |          --------- variants in this enum
[INFO] [stdout] 11 |     B1,
[INFO] [stdout] 12 |     B2,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 13 |     B4,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 14 |     B8,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Str` is never constructed
[INFO] [stdout]   --> src/static_data.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub enum StaticDef {
[INFO] [stdout]    |          --------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 34 |     Str {
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Add`, `Mult`, `Div`, and `Mod` are never constructed
[INFO] [stdout]   --> src/static_data.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub enum BinaryOperator {
[INFO] [stdout]    |          -------------- variants in this enum
[INFO] [stdout] 80 |     Add,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 81 |     Sub,
[INFO] [stdout] 82 |     Mult,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 83 |     Div,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 84 |     Mod,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `H` is never constructed
[INFO] [stdout]   --> src/virtual_register.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum GenericSub {
[INFO] [stdout]    |          ---------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 13 |     H,
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `GenericSub` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `get_all` is never used
[INFO] [stdout]   --> src/virtual_register.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 45 | impl Subregister {
[INFO] [stdout]    | ---------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 66 |     pub fn get_all() -> [Self; 15] {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Null`, `Pc`, `Sp`, and `Fp` are never constructed
[INFO] [stdout]    --> src/virtual_register.rs:163:5
[INFO] [stdout]     |
[INFO] [stdout] 162 | pub enum PhysicalRegister {
[INFO] [stdout]     |          ---------------- variants in this enum
[INFO] [stdout] 163 |     Null,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 164 |     Pc,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 165 |     Sp,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 166 |     Fp,
[INFO] [stdout]     |     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PhysicalRegister` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Virtual` and `Physical` are never constructed
[INFO] [stdout]    --> src/virtual_register.rs:319:5
[INFO] [stdout]     |
[INFO] [stdout] 318 | pub enum Register {
[INFO] [stdout]     |          -------- variants in this enum
[INFO] [stdout] 319 |     Virtual(VirtualRegister),
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 320 |     Physical(PhysicalRegister),
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `IR` should have a snake case name
[INFO] [stdout]    --> src/instruction.rs:425:13
[INFO] [stdout]     |
[INFO] [stdout] 425 |         let IR = IntermediateRepresentation {
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case: `ir`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "3434ab5dadeeff0b0a418a33265070c77e0394ba9aeb40269d7da85e65b0b202", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3434ab5dadeeff0b0a418a33265070c77e0394ba9aeb40269d7da85e65b0b202", kill_on_drop: false }`
[INFO] [stdout] 3434ab5dadeeff0b0a418a33265070c77e0394ba9aeb40269d7da85e65b0b202