[INFO] cloning repository https://github.com/luizlls/netrine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/luizlls/netrine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluizlls%2Fnetrine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluizlls%2Fnetrine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e7ba361401176ac78627c6b3a66cb354e21bf98f
[INFO] checking luizlls/netrine against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluizlls%2Fnetrine" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/luizlls/netrine on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/luizlls/netrine
[INFO] finished tweaking git repo https://github.com/luizlls/netrine
[INFO] tweaked toml for git repo https://github.com/luizlls/netrine written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/luizlls/netrine 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c8e7d8738145f27e5e0b7ee1ea6f4f568280fac29a1ab7b7f82d2dc1543e20f
[INFO] running `Command { std: "docker" "start" "-a" "5c8e7d8738145f27e5e0b7ee1ea6f4f568280fac29a1ab7b7f82d2dc1543e20f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c8e7d8738145f27e5e0b7ee1ea6f4f568280fac29a1ab7b7f82d2dc1543e20f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c8e7d8738145f27e5e0b7ee1ea6f4f568280fac29a1ab7b7f82d2dc1543e20f", kill_on_drop: false }`
[INFO] [stdout] 5c8e7d8738145f27e5e0b7ee1ea6f4f568280fac29a1ab7b7f82d2dc1543e20f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e34f61a55267fdcdbcbe04fd0ee6a637609ff766575a8d9d151018d715cb8632
[INFO] running `Command { std: "docker" "start" "-a" "e34f61a55267fdcdbcbe04fd0ee6a637609ff766575a8d9d151018d715cb8632", kill_on_drop: false }`
[INFO] [stderr]     Checking netrine v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::syntax`
[INFO] [stdout]  --> src/mir/lower.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::syntax;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Error`, `Result`, and `error`
[INFO] [stdout]  --> src/mir/lower.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::error::{error, Error, Result};
[INFO] [stdout]   |                    ^^^^^  ^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `TypeId` and `self`
[INFO] [stdout]  --> src/state.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::types::{self, Type, TypeId};
[INFO] [stdout]   |                    ^^^^        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::syntax`
[INFO] [stdout]  --> src/mir/lower.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::syntax;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Error`, `Result`, and `error`
[INFO] [stdout]  --> src/mir/lower.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::error::{error, Error, Result};
[INFO] [stdout]   |                    ^^^^^  ^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `TypeId` and `self`
[INFO] [stdout]  --> src/state.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::types::{self, Type, TypeId};
[INFO] [stdout]   |                    ^^^^        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Lower` is never constructed
[INFO] [stdout]  --> src/mir/lower.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Lower {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Module` is never constructed
[INFO] [stdout]   --> src/mir/node.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Module {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Module` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Constant` is never used
[INFO] [stdout]   --> src/mir/node.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub enum Constant {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Constant` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Reference` is never used
[INFO] [stdout]   --> src/mir/node.rs:30:10
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub enum Reference {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Reference` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Function` is never constructed
[INFO] [stdout]   --> src/mir/node.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct Function {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Function` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Block` is never constructed
[INFO] [stdout]   --> src/mir/node.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub struct Block {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Block` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Instruction` is never used
[INFO] [stdout]   --> src/mir/node.rs:49:10
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub enum Instruction {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Instruction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Member` is never constructed
[INFO] [stdout]   --> src/mir/node.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub struct Member {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Member` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Index` is never constructed
[INFO] [stdout]   --> src/mir/node.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub struct Index {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Index` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Apply` is never constructed
[INFO] [stdout]   --> src/mir/node.rs:78:12
[INFO] [stdout]    |
[INFO] [stdout] 78 | pub struct Apply {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Apply` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Binary` is never constructed
[INFO] [stdout]   --> src/mir/node.rs:85:12
[INFO] [stdout]    |
[INFO] [stdout] 85 | pub struct Binary {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Binary` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Unary` is never constructed
[INFO] [stdout]   --> src/mir/node.rs:93:12
[INFO] [stdout]    |
[INFO] [stdout] 93 | pub struct Unary {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Unary` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Array` is never constructed
[INFO] [stdout]    --> src/mir/node.rs:100:12
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub struct Array {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Array` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Tuple` is never constructed
[INFO] [stdout]    --> src/mir/node.rs:106:12
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub struct Tuple {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Tuple` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Literal` is never constructed
[INFO] [stdout]    --> src/mir/node.rs:112:12
[INFO] [stdout]     |
[INFO] [stdout] 112 | pub struct Literal {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Literal` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Return` is never constructed
[INFO] [stdout]    --> src/mir/node.rs:118:12
[INFO] [stdout]     |
[INFO] [stdout] 118 | pub struct Return {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Return` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Operator` is never used
[INFO] [stdout]    --> src/mir/node.rs:123:10
[INFO] [stdout]     |
[INFO] [stdout] 123 | pub enum Operator {
[INFO] [stdout]     |          ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Operator` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Operand` is never used
[INFO] [stdout]    --> src/mir/node.rs:147:10
[INFO] [stdout]     |
[INFO] [stdout] 147 | pub enum Operand {
[INFO] [stdout]     |          ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Operand` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `State` is never constructed
[INFO] [stdout]  --> src/state.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct State {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `init` are never used
[INFO] [stdout]   --> src/state.rs:8:12
[INFO] [stdout]    |
[INFO] [stdout] 7  | impl State {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 8  |     pub fn new() -> State {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     fn init(mut self) -> State {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `UNKNOWN` is never used
[INFO] [stdout]   --> src/types.rs:13:11
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub const UNKNOWN: TypeId = TypeId(0);
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STRING` is never used
[INFO] [stdout]   --> src/types.rs:14:11
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub const STRING: TypeId = TypeId(1);
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NUMBER` is never used
[INFO] [stdout]   --> src/types.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub const NUMBER: TypeId = TypeId(2);
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `INTEGER` is never used
[INFO] [stdout]   --> src/types.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub const INTEGER: TypeId = TypeId(3);
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Unknown`, `String`, `Number`, and `Integer` are never constructed
[INFO] [stdout]   --> src/types.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub enum Type {
[INFO] [stdout]    |          ---- variants in this enum
[INFO] [stdout] 20 |     Unknown,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 21 |     String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 22 |     Number,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 23 |     Integer,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Type` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `builtin` is never used
[INFO] [stdout]   --> src/types.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl Type {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] 27 |     pub fn builtin() -> Vec<Type> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 29 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Lower` is never constructed
[INFO] [stdout]  --> src/mir/lower.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Lower {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Module` is never constructed
[INFO] [stdout]   --> src/mir/node.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Module {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Module` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Constant` is never used
[INFO] [stdout]   --> src/mir/node.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub enum Constant {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Constant` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Reference` is never used
[INFO] [stdout]   --> src/mir/node.rs:30:10
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub enum Reference {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Reference` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Function` is never constructed
[INFO] [stdout]   --> src/mir/node.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct Function {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Function` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Block` is never constructed
[INFO] [stdout]   --> src/mir/node.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub struct Block {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Block` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Instruction` is never used
[INFO] [stdout]   --> src/mir/node.rs:49:10
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub enum Instruction {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Instruction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Member` is never constructed
[INFO] [stdout]   --> src/mir/node.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub struct Member {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Member` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Index` is never constructed
[INFO] [stdout]   --> src/mir/node.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub struct Index {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Index` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Apply` is never constructed
[INFO] [stdout]   --> src/mir/node.rs:78:12
[INFO] [stdout]    |
[INFO] [stdout] 78 | pub struct Apply {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Apply` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Binary` is never constructed
[INFO] [stdout]   --> src/mir/node.rs:85:12
[INFO] [stdout]    |
[INFO] [stdout] 85 | pub struct Binary {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Binary` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Unary` is never constructed
[INFO] [stdout]   --> src/mir/node.rs:93:12
[INFO] [stdout]    |
[INFO] [stdout] 93 | pub struct Unary {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Unary` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Array` is never constructed
[INFO] [stdout]    --> src/mir/node.rs:100:12
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub struct Array {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Array` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Tuple` is never constructed
[INFO] [stdout]    --> src/mir/node.rs:106:12
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub struct Tuple {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Tuple` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Literal` is never constructed
[INFO] [stdout]    --> src/mir/node.rs:112:12
[INFO] [stdout]     |
[INFO] [stdout] 112 | pub struct Literal {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Literal` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Return` is never constructed
[INFO] [stdout]    --> src/mir/node.rs:118:12
[INFO] [stdout]     |
[INFO] [stdout] 118 | pub struct Return {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Return` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Operator` is never used
[INFO] [stdout]    --> src/mir/node.rs:123:10
[INFO] [stdout]     |
[INFO] [stdout] 123 | pub enum Operator {
[INFO] [stdout]     |          ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Operator` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Operand` is never used
[INFO] [stdout]    --> src/mir/node.rs:147:10
[INFO] [stdout]     |
[INFO] [stdout] 147 | pub enum Operand {
[INFO] [stdout]     |          ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Operand` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `State` is never constructed
[INFO] [stdout]  --> src/state.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct State {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `init` are never used
[INFO] [stdout]   --> src/state.rs:8:12
[INFO] [stdout]    |
[INFO] [stdout] 7  | impl State {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 8  |     pub fn new() -> State {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     fn init(mut self) -> State {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `UNKNOWN` is never used
[INFO] [stdout]   --> src/types.rs:13:11
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub const UNKNOWN: TypeId = TypeId(0);
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STRING` is never used
[INFO] [stdout]   --> src/types.rs:14:11
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub const STRING: TypeId = TypeId(1);
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NUMBER` is never used
[INFO] [stdout]   --> src/types.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub const NUMBER: TypeId = TypeId(2);
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `INTEGER` is never used
[INFO] [stdout]   --> src/types.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub const INTEGER: TypeId = TypeId(3);
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Unknown`, `String`, `Number`, and `Integer` are never constructed
[INFO] [stdout]   --> src/types.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub enum Type {
[INFO] [stdout]    |          ---- variants in this enum
[INFO] [stdout] 20 |     Unknown,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 21 |     String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 22 |     Number,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 23 |     Integer,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Type` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `builtin` is never used
[INFO] [stdout]   --> src/types.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl Type {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] 27 |     pub fn builtin() -> Vec<Type> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 29 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "e34f61a55267fdcdbcbe04fd0ee6a637609ff766575a8d9d151018d715cb8632", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e34f61a55267fdcdbcbe04fd0ee6a637609ff766575a8d9d151018d715cb8632", kill_on_drop: false }`
[INFO] [stdout] e34f61a55267fdcdbcbe04fd0ee6a637609ff766575a8d9d151018d715cb8632