[INFO] cloning repository https://github.com/I-graham/kolmogorov
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/I-graham/kolmogorov" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FI-graham%2Fkolmogorov", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FI-graham%2Fkolmogorov'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 74fe32804f36815e42d96d8f7ded96da128155a4
[INFO] checking I-graham/kolmogorov against master#dc375db7d8df0aa450e622c529147c95eee756f5 for pr-156749
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FI-graham%2Fkolmogorov" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/I-graham/kolmogorov
[INFO] finished tweaking git repo https://github.com/I-graham/kolmogorov
[INFO] tweaked toml for git repo https://github.com/I-graham/kolmogorov written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/I-graham/kolmogorov on toolchain dc375db7d8df0aa450e622c529147c95eee756f5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dc375db7d8df0aa450e622c529147c95eee756f5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/I-graham/kolmogorov 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" "+dc375db7d8df0aa450e622c529147c95eee756f5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-ident v1.0.15
[INFO] [stderr]   Downloaded rustc-hash v2.0.0
[INFO] [stderr]   Downloaded mimalloc v0.1.43
[INFO] [stderr]   Downloaded libm v0.2.11
[INFO] [stderr]   Downloaded cc v1.1.13
[INFO] [stderr]   Downloaded statrs v0.18.0
[INFO] [stderr]   Downloaded libmimalloc-sys v0.1.39
[INFO] [stderr]   Downloaded syn v2.0.96
[INFO] [stderr]   Downloaded libc v0.2.157
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] ad2811cc6694947d6cbfda6aed6da64904686f4aab519e7ea4af17a130003930
[INFO] running `Command { std: "docker" "start" "ad2811cc6694947d6cbfda6aed6da64904686f4aab519e7ea4af17a130003930", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ad2811cc6694947d6cbfda6aed6da64904686f4aab519e7ea4af17a130003930" "/opt/rustwide/cargo-home/bin/cargo" "+dc375db7d8df0aa450e622c529147c95eee756f5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad2811cc6694947d6cbfda6aed6da64904686f4aab519e7ea4af17a130003930", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ad2811cc6694947d6cbfda6aed6da64904686f4aab519e7ea4af17a130003930" "/opt/rustwide/cargo-home/bin/cargo" "+dc375db7d8df0aa450e622c529147c95eee756f5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling libm v0.2.11
[INFO] [stderr]    Compiling libc v0.2.157
[INFO] [stderr]    Compiling unicode-ident v1.0.15
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking bytemuck v1.21.0
[INFO] [stderr]    Compiling matrixmultiply v0.3.9
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]     Checking rustc-hash v2.0.0
[INFO] [stderr]    Compiling cc v1.1.13
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking safe_arch v0.7.4
[INFO] [stderr]     Checking wide v0.7.32
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling libmimalloc-sys v0.1.39
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking simba v0.9.0
[INFO] [stderr]     Checking mimalloc v0.1.43
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]     Checking nalgebra v0.33.2
[INFO] [stderr]     Checking statrs v0.18.0
[INFO] [stderr]     Checking kolmogorov v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Polynomials` is never constructed
[INFO] [stdout]  --> src/bin/languages/polynomials.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Polynomials;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PolySem` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct PolySem(Vec<Identifier>, Sum); // Last arg is first to be applied. (outermost last)
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `num`, `var`, and `apply_to_sum` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 112 | impl PolySem {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 113 |     pub fn num(n: i32) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn var(v: Identifier) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn apply_to_sum(self, sum: Sum) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Polynomials` is never constructed
[INFO] [stdout]  --> src/bin/languages/polynomials.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Polynomials;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PolySem` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct PolySem(Vec<Identifier>, Sum); // Last arg is first to be applied. (outermost last)
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sum` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Sum(i32, Vec<Product>);
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Product` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Product(i32, Vec<Identifier>);
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `num`, `var`, and `apply_to_sum` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 112 | impl PolySem {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 113 |     pub fn num(n: i32) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn var(v: Identifier) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn apply_to_sum(self, sum: Sum) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `normalize`, `to_pow`, `mul_prod`, `mul`, `add`, and `sub` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl Sum {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] 132 |     // Ensure everything is properly structured
[INFO] [stdout] 133 |     pub fn normalize(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn to_pow(&self, n: usize) -> Sum {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |     pub fn mul_prod(&self, rhs: &Product) -> Sum {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 204 |     pub fn mul(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 231 |     pub fn add(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |     pub fn sub(&self, ident: Identifier, sum: Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `mul` is never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:271:12
[INFO] [stdout]     |
[INFO] [stdout] 270 | impl Product {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] 271 |     pub fn mul(&self, rhs: &Product) -> Product {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `load_oeis_def` is never used
[INFO] [stdout]   --> src/bin/utils/oeis.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub fn load_oeis_def() -> std::io::Result<OEISMap> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Polynomials` is never constructed
[INFO] [stdout]  --> src/bin/languages/polynomials.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Polynomials;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PolySem` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct PolySem(Vec<Identifier>, Sum); // Last arg is first to be applied. (outermost last)
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sum` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Sum(i32, Vec<Product>);
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Product` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Product(i32, Vec<Identifier>);
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `num`, `var`, and `apply_to_sum` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 112 | impl PolySem {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 113 |     pub fn num(n: i32) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn var(v: Identifier) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn apply_to_sum(self, sum: Sum) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `normalize`, `to_pow`, `mul_prod`, `mul`, `add`, and `sub` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl Sum {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] 132 |     // Ensure everything is properly structured
[INFO] [stdout] 133 |     pub fn normalize(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn to_pow(&self, n: usize) -> Sum {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |     pub fn mul_prod(&self, rhs: &Product) -> Sum {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 204 |     pub fn mul(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 231 |     pub fn add(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |     pub fn sub(&self, ident: Identifier, sum: Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `mul` is never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:271:12
[INFO] [stdout]     |
[INFO] [stdout] 270 | impl Product {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] 271 |     pub fn mul(&self, rhs: &Product) -> Product {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `load_oeis_def` is never used
[INFO] [stdout]   --> src/bin/utils/oeis.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub fn load_oeis_def() -> std::io::Result<OEISMap> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Polynomials` is never constructed
[INFO] [stdout]  --> src/bin/languages/polynomials.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Polynomials;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PolySem` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct PolySem(Vec<Identifier>, Sum); // Last arg is first to be applied. (outermost last)
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sum` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Sum(i32, Vec<Product>);
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Product` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Product(i32, Vec<Identifier>);
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `num`, `var`, and `apply_to_sum` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 112 | impl PolySem {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 113 |     pub fn num(n: i32) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn var(v: Identifier) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn apply_to_sum(self, sum: Sum) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `normalize`, `to_pow`, `mul_prod`, `mul`, `add`, and `sub` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl Sum {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] 132 |     // Ensure everything is properly structured
[INFO] [stdout] 133 |     pub fn normalize(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn to_pow(&self, n: usize) -> Sum {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |     pub fn mul_prod(&self, rhs: &Product) -> Sum {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 204 |     pub fn mul(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 231 |     pub fn add(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |     pub fn sub(&self, ident: Identifier, sum: Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `mul` is never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:271:12
[INFO] [stdout]     |
[INFO] [stdout] 270 | impl Product {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] 271 |     pub fn mul(&self, rhs: &Product) -> Product {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Polynomials` is never constructed
[INFO] [stdout]  --> src/bin/languages/polynomials.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Polynomials;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PolySem` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct PolySem(Vec<Identifier>, Sum); // Last arg is first to be applied. (outermost last)
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sum` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Sum(i32, Vec<Product>);
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Product` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Product(i32, Vec<Identifier>);
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `num`, `var`, and `apply_to_sum` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 112 | impl PolySem {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 113 |     pub fn num(n: i32) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn var(v: Identifier) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn apply_to_sum(self, sum: Sum) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `normalize`, `to_pow`, `mul_prod`, `mul`, `add`, and `sub` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl Sum {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] 132 |     // Ensure everything is properly structured
[INFO] [stdout] 133 |     pub fn normalize(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn to_pow(&self, n: usize) -> Sum {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |     pub fn mul_prod(&self, rhs: &Product) -> Sum {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 204 |     pub fn mul(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 231 |     pub fn add(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |     pub fn sub(&self, ident: Identifier, sum: Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `mul` is never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:271:12
[INFO] [stdout]     |
[INFO] [stdout] 270 | impl Product {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] 271 |     pub fn mul(&self, rhs: &Product) -> Product {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `load_oeis_def` is never used
[INFO] [stdout]   --> src/bin/utils/oeis.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub fn load_oeis_def() -> std::io::Result<OEISMap> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Polynomials` is never constructed
[INFO] [stdout]  --> src/bin/languages/polynomials.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Polynomials;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PolySem` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct PolySem(Vec<Identifier>, Sum); // Last arg is first to be applied. (outermost last)
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sum` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Sum(i32, Vec<Product>);
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Product` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Product(i32, Vec<Identifier>);
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `num`, `var`, and `apply_to_sum` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 112 | impl PolySem {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 113 |     pub fn num(n: i32) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn var(v: Identifier) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn apply_to_sum(self, sum: Sum) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `normalize`, `to_pow`, `mul_prod`, `mul`, `add`, and `sub` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl Sum {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] 132 |     // Ensure everything is properly structured
[INFO] [stdout] 133 |     pub fn normalize(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn to_pow(&self, n: usize) -> Sum {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |     pub fn mul_prod(&self, rhs: &Product) -> Sum {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 204 |     pub fn mul(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 231 |     pub fn add(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |     pub fn sub(&self, ident: Identifier, sum: Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `mul` is never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:271:12
[INFO] [stdout]     |
[INFO] [stdout] 270 | impl Product {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] 271 |     pub fn mul(&self, rhs: &Product) -> Product {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Polynomials` is never constructed
[INFO] [stdout]  --> src/bin/languages/polynomials.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Polynomials;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PolySem` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct PolySem(Vec<Identifier>, Sum); // Last arg is first to be applied. (outermost last)
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sum` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Sum(i32, Vec<Product>);
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Product` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Product(i32, Vec<Identifier>);
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `num`, `var`, and `apply_to_sum` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 112 | impl PolySem {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 113 |     pub fn num(n: i32) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn var(v: Identifier) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn apply_to_sum(self, sum: Sum) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `normalize`, `to_pow`, `mul_prod`, `mul`, `add`, and `sub` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl Sum {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] 132 |     // Ensure everything is properly structured
[INFO] [stdout] 133 |     pub fn normalize(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn to_pow(&self, n: usize) -> Sum {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |     pub fn mul_prod(&self, rhs: &Product) -> Sum {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 204 |     pub fn mul(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 231 |     pub fn add(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |     pub fn sub(&self, ident: Identifier, sum: Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `mul` is never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:271:12
[INFO] [stdout]     |
[INFO] [stdout] 270 | impl Product {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] 271 |     pub fn mul(&self, rhs: &Product) -> Product {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `load_oeis_def` is never used
[INFO] [stdout]   --> src/bin/utils/oeis.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub fn load_oeis_def() -> std::io::Result<OEISMap> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Polynomials` is never constructed
[INFO] [stdout]  --> src/bin/languages/polynomials.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Polynomials;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PolySem` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct PolySem(Vec<Identifier>, Sum); // Last arg is first to be applied. (outermost last)
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sum` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Sum(i32, Vec<Product>);
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Product` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Product(i32, Vec<Identifier>);
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `num`, `var`, and `apply_to_sum` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 112 | impl PolySem {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 113 |     pub fn num(n: i32) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn var(v: Identifier) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn apply_to_sum(self, sum: Sum) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `normalize`, `to_pow`, `mul_prod`, `mul`, `add`, and `sub` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl Sum {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] 132 |     // Ensure everything is properly structured
[INFO] [stdout] 133 |     pub fn normalize(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn to_pow(&self, n: usize) -> Sum {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |     pub fn mul_prod(&self, rhs: &Product) -> Sum {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 204 |     pub fn mul(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 231 |     pub fn add(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |     pub fn sub(&self, ident: Identifier, sum: Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `mul` is never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:271:12
[INFO] [stdout]     |
[INFO] [stdout] 270 | impl Product {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] 271 |     pub fn mul(&self, rhs: &Product) -> Product {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `load_oeis_def` is never used
[INFO] [stdout]   --> src/bin/utils/oeis.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub fn load_oeis_def() -> std::io::Result<OEISMap> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Polynomials` is never constructed
[INFO] [stdout]  --> src/bin/languages/polynomials.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Polynomials;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PolySem` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct PolySem(Vec<Identifier>, Sum); // Last arg is first to be applied. (outermost last)
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `num`, `var`, and `apply_to_sum` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 112 | impl PolySem {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 113 |     pub fn num(n: i32) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn var(v: Identifier) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn apply_to_sum(self, sum: Sum) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Polynomials` is never constructed
[INFO] [stdout]  --> src/bin/languages/polynomials.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Polynomials;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PolySem` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct PolySem(Vec<Identifier>, Sum); // Last arg is first to be applied. (outermost last)
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sum` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Sum(i32, Vec<Product>);
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Product` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Product(i32, Vec<Identifier>);
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `num`, `var`, and `apply_to_sum` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 112 | impl PolySem {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 113 |     pub fn num(n: i32) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn var(v: Identifier) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn apply_to_sum(self, sum: Sum) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `normalize`, `to_pow`, `mul_prod`, `mul`, `add`, and `sub` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl Sum {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] 132 |     // Ensure everything is properly structured
[INFO] [stdout] 133 |     pub fn normalize(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn to_pow(&self, n: usize) -> Sum {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |     pub fn mul_prod(&self, rhs: &Product) -> Sum {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 204 |     pub fn mul(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 231 |     pub fn add(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |     pub fn sub(&self, ident: Identifier, sum: Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `mul` is never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:271:12
[INFO] [stdout]     |
[INFO] [stdout] 270 | impl Product {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] 271 |     pub fn mul(&self, rhs: &Product) -> Product {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `load_oeis_def` is never used
[INFO] [stdout]   --> src/bin/utils/oeis.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub fn load_oeis_def() -> std::io::Result<OEISMap> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Polynomials` is never constructed
[INFO] [stdout]  --> src/bin/languages/polynomials.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Polynomials;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PolySem` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct PolySem(Vec<Identifier>, Sum); // Last arg is first to be applied. (outermost last)
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sum` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Sum(i32, Vec<Product>);
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Product` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Product(i32, Vec<Identifier>);
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `num`, `var`, and `apply_to_sum` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 112 | impl PolySem {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 113 |     pub fn num(n: i32) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn var(v: Identifier) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn apply_to_sum(self, sum: Sum) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `normalize`, `to_pow`, `mul_prod`, `mul`, `add`, and `sub` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl Sum {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] 132 |     // Ensure everything is properly structured
[INFO] [stdout] 133 |     pub fn normalize(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn to_pow(&self, n: usize) -> Sum {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |     pub fn mul_prod(&self, rhs: &Product) -> Sum {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 204 |     pub fn mul(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 231 |     pub fn add(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |     pub fn sub(&self, ident: Identifier, sum: Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `mul` is never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:271:12
[INFO] [stdout]     |
[INFO] [stdout] 270 | impl Product {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] 271 |     pub fn mul(&self, rhs: &Product) -> Product {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `load_oeis_def` is never used
[INFO] [stdout]   --> src/bin/utils/oeis.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub fn load_oeis_def() -> std::io::Result<OEISMap> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Polynomials` is never constructed
[INFO] [stdout]  --> src/bin/languages/polynomials.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Polynomials;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PolySem` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct PolySem(Vec<Identifier>, Sum); // Last arg is first to be applied. (outermost last)
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sum` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Sum(i32, Vec<Product>);
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Product` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Product(i32, Vec<Identifier>);
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `num`, `var`, and `apply_to_sum` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 112 | impl PolySem {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 113 |     pub fn num(n: i32) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn var(v: Identifier) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn apply_to_sum(self, sum: Sum) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `normalize`, `to_pow`, `mul_prod`, `mul`, `add`, and `sub` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl Sum {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] 132 |     // Ensure everything is properly structured
[INFO] [stdout] 133 |     pub fn normalize(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn to_pow(&self, n: usize) -> Sum {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |     pub fn mul_prod(&self, rhs: &Product) -> Sum {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 204 |     pub fn mul(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 231 |     pub fn add(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |     pub fn sub(&self, ident: Identifier, sum: Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `mul` is never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:271:12
[INFO] [stdout]     |
[INFO] [stdout] 270 | impl Product {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] 271 |     pub fn mul(&self, rhs: &Product) -> Product {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `load_oeis_def` is never used
[INFO] [stdout]   --> src/bin/utils/oeis.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub fn load_oeis_def() -> std::io::Result<OEISMap> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Polynomials` is never constructed
[INFO] [stdout]  --> src/bin/languages/polynomials.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Polynomials;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PolySem` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct PolySem(Vec<Identifier>, Sum); // Last arg is first to be applied. (outermost last)
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sum` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Sum(i32, Vec<Product>);
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Product` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Product(i32, Vec<Identifier>);
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `num`, `var`, and `apply_to_sum` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 112 | impl PolySem {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 113 |     pub fn num(n: i32) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn var(v: Identifier) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn apply_to_sum(self, sum: Sum) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `normalize`, `to_pow`, `mul_prod`, `mul`, `add`, and `sub` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl Sum {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] 132 |     // Ensure everything is properly structured
[INFO] [stdout] 133 |     pub fn normalize(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn to_pow(&self, n: usize) -> Sum {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |     pub fn mul_prod(&self, rhs: &Product) -> Sum {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 204 |     pub fn mul(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 231 |     pub fn add(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |     pub fn sub(&self, ident: Identifier, sum: Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `mul` is never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:271:12
[INFO] [stdout]     |
[INFO] [stdout] 270 | impl Product {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] 271 |     pub fn mul(&self, rhs: &Product) -> Product {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `load_oeis_def` is never used
[INFO] [stdout]   --> src/bin/utils/oeis.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub fn load_oeis_def() -> std::io::Result<OEISMap> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Polynomials` is never constructed
[INFO] [stdout]  --> src/bin/languages/polynomials.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Polynomials;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PolySem` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct PolySem(Vec<Identifier>, Sum); // Last arg is first to be applied. (outermost last)
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sum` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Sum(i32, Vec<Product>);
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Product` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Product(i32, Vec<Identifier>);
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `num`, `var`, and `apply_to_sum` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 112 | impl PolySem {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 113 |     pub fn num(n: i32) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn var(v: Identifier) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn apply_to_sum(self, sum: Sum) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `normalize`, `to_pow`, `mul_prod`, `mul`, `add`, and `sub` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl Sum {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] 132 |     // Ensure everything is properly structured
[INFO] [stdout] 133 |     pub fn normalize(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn to_pow(&self, n: usize) -> Sum {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |     pub fn mul_prod(&self, rhs: &Product) -> Sum {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 204 |     pub fn mul(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 231 |     pub fn add(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |     pub fn sub(&self, ident: Identifier, sum: Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `mul` is never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:271:12
[INFO] [stdout]     |
[INFO] [stdout] 270 | impl Product {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] 271 |     pub fn mul(&self, rhs: &Product) -> Product {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Polynomials` is never constructed
[INFO] [stdout]  --> src/bin/languages/polynomials.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Polynomials;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PolySem` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct PolySem(Vec<Identifier>, Sum); // Last arg is first to be applied. (outermost last)
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sum` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Sum(i32, Vec<Product>);
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Product` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Product(i32, Vec<Identifier>);
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `num`, `var`, and `apply_to_sum` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 112 | impl PolySem {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 113 |     pub fn num(n: i32) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn var(v: Identifier) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn apply_to_sum(self, sum: Sum) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `normalize`, `to_pow`, `mul_prod`, `mul`, `add`, and `sub` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl Sum {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] 132 |     // Ensure everything is properly structured
[INFO] [stdout] 133 |     pub fn normalize(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn to_pow(&self, n: usize) -> Sum {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |     pub fn mul_prod(&self, rhs: &Product) -> Sum {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 204 |     pub fn mul(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 231 |     pub fn add(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |     pub fn sub(&self, ident: Identifier, sum: Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `mul` is never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:271:12
[INFO] [stdout]     |
[INFO] [stdout] 270 | impl Product {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] 271 |     pub fn mul(&self, rhs: &Product) -> Product {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Polynomials` is never constructed
[INFO] [stdout]  --> src/bin/languages/polynomials.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Polynomials;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PolySem` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct PolySem(Vec<Identifier>, Sum); // Last arg is first to be applied. (outermost last)
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sum` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Sum(i32, Vec<Product>);
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Product` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Product(i32, Vec<Identifier>);
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `num`, `var`, and `apply_to_sum` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 112 | impl PolySem {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 113 |     pub fn num(n: i32) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn var(v: Identifier) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn apply_to_sum(self, sum: Sum) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `normalize`, `to_pow`, `mul_prod`, `mul`, `add`, and `sub` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl Sum {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] 132 |     // Ensure everything is properly structured
[INFO] [stdout] 133 |     pub fn normalize(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn to_pow(&self, n: usize) -> Sum {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |     pub fn mul_prod(&self, rhs: &Product) -> Sum {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 204 |     pub fn mul(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 231 |     pub fn add(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |     pub fn sub(&self, ident: Identifier, sum: Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `mul` is never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:271:12
[INFO] [stdout]     |
[INFO] [stdout] 270 | impl Product {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] 271 |     pub fn mul(&self, rhs: &Product) -> Product {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Polynomials` is never constructed
[INFO] [stdout]  --> src/bin/languages/polynomials.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Polynomials;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PolySem` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct PolySem(Vec<Identifier>, Sum); // Last arg is first to be applied. (outermost last)
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sum` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Sum(i32, Vec<Product>);
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Product` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Product(i32, Vec<Identifier>);
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `num`, `var`, and `apply_to_sum` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 112 | impl PolySem {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 113 |     pub fn num(n: i32) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn var(v: Identifier) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn apply_to_sum(self, sum: Sum) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `normalize`, `to_pow`, `mul_prod`, `mul`, `add`, and `sub` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl Sum {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] 132 |     // Ensure everything is properly structured
[INFO] [stdout] 133 |     pub fn normalize(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn to_pow(&self, n: usize) -> Sum {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |     pub fn mul_prod(&self, rhs: &Product) -> Sum {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 204 |     pub fn mul(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 231 |     pub fn add(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |     pub fn sub(&self, ident: Identifier, sum: Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `mul` is never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:271:12
[INFO] [stdout]     |
[INFO] [stdout] 270 | impl Product {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] 271 |     pub fn mul(&self, rhs: &Product) -> Product {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `load_oeis_def` is never used
[INFO] [stdout]   --> src/bin/utils/oeis.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub fn load_oeis_def() -> std::io::Result<OEISMap> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Polynomials` is never constructed
[INFO] [stdout]  --> src/bin/languages/polynomials.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Polynomials;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PolySem` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct PolySem(Vec<Identifier>, Sum); // Last arg is first to be applied. (outermost last)
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `num`, `var`, and `apply_to_sum` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 112 | impl PolySem {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 113 |     pub fn num(n: i32) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn var(v: Identifier) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn apply_to_sum(self, sum: Sum) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Polynomials` is never constructed
[INFO] [stdout]  --> src/bin/languages/polynomials.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Polynomials;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PolySem` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct PolySem(Vec<Identifier>, Sum); // Last arg is first to be applied. (outermost last)
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `num`, `var`, and `apply_to_sum` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 112 | impl PolySem {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 113 |     pub fn num(n: i32) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn var(v: Identifier) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn apply_to_sum(self, sum: Sum) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Polynomials` is never constructed
[INFO] [stdout]  --> src/bin/languages/polynomials.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Polynomials;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PolySem` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct PolySem(Vec<Identifier>, Sum); // Last arg is first to be applied. (outermost last)
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sum` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Sum(i32, Vec<Product>);
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Product` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Product(i32, Vec<Identifier>);
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `num`, `var`, and `apply_to_sum` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 112 | impl PolySem {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 113 |     pub fn num(n: i32) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn var(v: Identifier) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn apply_to_sum(self, sum: Sum) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `normalize`, `to_pow`, `mul_prod`, `mul`, `add`, and `sub` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl Sum {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] 132 |     // Ensure everything is properly structured
[INFO] [stdout] 133 |     pub fn normalize(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn to_pow(&self, n: usize) -> Sum {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |     pub fn mul_prod(&self, rhs: &Product) -> Sum {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 204 |     pub fn mul(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 231 |     pub fn add(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |     pub fn sub(&self, ident: Identifier, sum: Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `mul` is never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:271:12
[INFO] [stdout]     |
[INFO] [stdout] 270 | impl Product {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] 271 |     pub fn mul(&self, rhs: &Product) -> Product {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Polynomials` is never constructed
[INFO] [stdout]  --> src/bin/languages/polynomials.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Polynomials;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PolySem` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct PolySem(Vec<Identifier>, Sum); // Last arg is first to be applied. (outermost last)
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `num`, `var`, and `apply_to_sum` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 112 | impl PolySem {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 113 |     pub fn num(n: i32) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn var(v: Identifier) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn apply_to_sum(self, sum: Sum) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Polynomials` is never constructed
[INFO] [stdout]  --> src/bin/languages/polynomials.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Polynomials;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PolySem` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct PolySem(Vec<Identifier>, Sum); // Last arg is first to be applied. (outermost last)
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sum` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Sum(i32, Vec<Product>);
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Product` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Product(i32, Vec<Identifier>);
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `num`, `var`, and `apply_to_sum` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 112 | impl PolySem {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 113 |     pub fn num(n: i32) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn var(v: Identifier) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn apply_to_sum(self, sum: Sum) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `normalize`, `to_pow`, `mul_prod`, `mul`, `add`, and `sub` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl Sum {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] 132 |     // Ensure everything is properly structured
[INFO] [stdout] 133 |     pub fn normalize(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn to_pow(&self, n: usize) -> Sum {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |     pub fn mul_prod(&self, rhs: &Product) -> Sum {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 204 |     pub fn mul(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 231 |     pub fn add(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |     pub fn sub(&self, ident: Identifier, sum: Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `mul` is never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:271:12
[INFO] [stdout]     |
[INFO] [stdout] 270 | impl Product {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] 271 |     pub fn mul(&self, rhs: &Product) -> Product {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `load_oeis_def` is never used
[INFO] [stdout]   --> src/bin/utils/oeis.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub fn load_oeis_def() -> std::io::Result<OEISMap> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/search.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let mut cache = search::Cache::<Lang>::new();
[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: `cache`
[INFO] [stdout]   --> src/bin/search.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let mut cache = search::Cache::<Lang>::new();
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cache`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Polynomials` is never constructed
[INFO] [stdout]  --> src/bin/languages/polynomials.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Polynomials;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PolySem` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct PolySem(Vec<Identifier>, Sum); // Last arg is first to be applied. (outermost last)
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sum` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Sum(i32, Vec<Product>);
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Product` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Product(i32, Vec<Identifier>);
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `num`, `var`, and `apply_to_sum` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 112 | impl PolySem {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 113 |     pub fn num(n: i32) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn var(v: Identifier) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn apply_to_sum(self, sum: Sum) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `normalize`, `to_pow`, `mul_prod`, `mul`, `add`, and `sub` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl Sum {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] 132 |     // Ensure everything is properly structured
[INFO] [stdout] 133 |     pub fn normalize(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn to_pow(&self, n: usize) -> Sum {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |     pub fn mul_prod(&self, rhs: &Product) -> Sum {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 204 |     pub fn mul(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 231 |     pub fn add(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |     pub fn sub(&self, ident: Identifier, sum: Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `mul` is never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:271:12
[INFO] [stdout]     |
[INFO] [stdout] 270 | impl Product {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] 271 |     pub fn mul(&self, rhs: &Product) -> Product {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Polynomials` is never constructed
[INFO] [stdout]  --> src/bin/languages/polynomials.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Polynomials;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PolySem` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct PolySem(Vec<Identifier>, Sum); // Last arg is first to be applied. (outermost last)
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sum` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Sum(i32, Vec<Product>);
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Product` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Product(i32, Vec<Identifier>);
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `num`, `var`, and `apply_to_sum` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 112 | impl PolySem {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 113 |     pub fn num(n: i32) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn var(v: Identifier) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn apply_to_sum(self, sum: Sum) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `normalize`, `to_pow`, `mul_prod`, `mul`, `add`, and `sub` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl Sum {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] 132 |     // Ensure everything is properly structured
[INFO] [stdout] 133 |     pub fn normalize(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn to_pow(&self, n: usize) -> Sum {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |     pub fn mul_prod(&self, rhs: &Product) -> Sum {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 204 |     pub fn mul(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 231 |     pub fn add(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |     pub fn sub(&self, ident: Identifier, sum: Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `mul` is never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:271:12
[INFO] [stdout]     |
[INFO] [stdout] 270 | impl Product {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] 271 |     pub fn mul(&self, rhs: &Product) -> Product {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Polynomials` is never constructed
[INFO] [stdout]  --> src/bin/languages/polynomials.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Polynomials;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PolySem` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct PolySem(Vec<Identifier>, Sum); // Last arg is first to be applied. (outermost last)
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sum` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Sum(i32, Vec<Product>);
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Product` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Product(i32, Vec<Identifier>);
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `num`, `var`, and `apply_to_sum` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 112 | impl PolySem {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 113 |     pub fn num(n: i32) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn var(v: Identifier) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn apply_to_sum(self, sum: Sum) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `normalize`, `to_pow`, `mul_prod`, `mul`, `add`, and `sub` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl Sum {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] 132 |     // Ensure everything is properly structured
[INFO] [stdout] 133 |     pub fn normalize(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn to_pow(&self, n: usize) -> Sum {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |     pub fn mul_prod(&self, rhs: &Product) -> Sum {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 204 |     pub fn mul(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 231 |     pub fn add(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |     pub fn sub(&self, ident: Identifier, sum: Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `mul` is never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:271:12
[INFO] [stdout]     |
[INFO] [stdout] 270 | impl Product {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] 271 |     pub fn mul(&self, rhs: &Product) -> Product {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Polynomials` is never constructed
[INFO] [stdout]  --> src/bin/languages/polynomials.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Polynomials;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PolySem` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct PolySem(Vec<Identifier>, Sum); // Last arg is first to be applied. (outermost last)
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sum` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Sum(i32, Vec<Product>);
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Product` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Product(i32, Vec<Identifier>);
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `num`, `var`, and `apply_to_sum` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 112 | impl PolySem {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 113 |     pub fn num(n: i32) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn var(v: Identifier) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn apply_to_sum(self, sum: Sum) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `normalize`, `to_pow`, `mul_prod`, `mul`, `add`, and `sub` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl Sum {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] 132 |     // Ensure everything is properly structured
[INFO] [stdout] 133 |     pub fn normalize(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn to_pow(&self, n: usize) -> Sum {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |     pub fn mul_prod(&self, rhs: &Product) -> Sum {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 204 |     pub fn mul(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 231 |     pub fn add(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |     pub fn sub(&self, ident: Identifier, sum: Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `mul` is never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:271:12
[INFO] [stdout]     |
[INFO] [stdout] 270 | impl Product {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] 271 |     pub fn mul(&self, rhs: &Product) -> Product {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Polynomials` is never constructed
[INFO] [stdout]  --> src/bin/languages/polynomials.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Polynomials;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PolySem` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct PolySem(Vec<Identifier>, Sum); // Last arg is first to be applied. (outermost last)
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sum` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Sum(i32, Vec<Product>);
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Product` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Product(i32, Vec<Identifier>);
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `num`, `var`, and `apply_to_sum` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 112 | impl PolySem {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 113 |     pub fn num(n: i32) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn var(v: Identifier) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn apply_to_sum(self, sum: Sum) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `normalize`, `to_pow`, `mul_prod`, `mul`, `add`, and `sub` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl Sum {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] 132 |     // Ensure everything is properly structured
[INFO] [stdout] 133 |     pub fn normalize(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn to_pow(&self, n: usize) -> Sum {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |     pub fn mul_prod(&self, rhs: &Product) -> Sum {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 204 |     pub fn mul(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 231 |     pub fn add(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |     pub fn sub(&self, ident: Identifier, sum: Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `mul` is never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:271:12
[INFO] [stdout]     |
[INFO] [stdout] 270 | impl Product {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] 271 |     pub fn mul(&self, rhs: &Product) -> Product {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Polynomials` is never constructed
[INFO] [stdout]  --> src/bin/languages/polynomials.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Polynomials;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PolySem` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct PolySem(Vec<Identifier>, Sum); // Last arg is first to be applied. (outermost last)
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sum` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Sum(i32, Vec<Product>);
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Product` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Product(i32, Vec<Identifier>);
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `num`, `var`, and `apply_to_sum` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 112 | impl PolySem {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 113 |     pub fn num(n: i32) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn var(v: Identifier) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn apply_to_sum(self, sum: Sum) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `normalize`, `to_pow`, `mul_prod`, `mul`, `add`, and `sub` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl Sum {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] 132 |     // Ensure everything is properly structured
[INFO] [stdout] 133 |     pub fn normalize(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn to_pow(&self, n: usize) -> Sum {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |     pub fn mul_prod(&self, rhs: &Product) -> Sum {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 204 |     pub fn mul(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 231 |     pub fn add(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |     pub fn sub(&self, ident: Identifier, sum: Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `mul` is never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:271:12
[INFO] [stdout]     |
[INFO] [stdout] 270 | impl Product {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] 271 |     pub fn mul(&self, rhs: &Product) -> Product {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `load_oeis_def` is never used
[INFO] [stdout]   --> src/bin/utils/oeis.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub fn load_oeis_def() -> std::io::Result<OEISMap> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Polynomials` is never constructed
[INFO] [stdout]  --> src/bin/languages/polynomials.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Polynomials;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PolySem` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct PolySem(Vec<Identifier>, Sum); // Last arg is first to be applied. (outermost last)
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `num`, `var`, and `apply_to_sum` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 112 | impl PolySem {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 113 |     pub fn num(n: i32) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn var(v: Identifier) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn apply_to_sum(self, sum: Sum) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Polynomials` is never constructed
[INFO] [stdout]  --> src/bin/languages/polynomials.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Polynomials;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PolySem` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct PolySem(Vec<Identifier>, Sum); // Last arg is first to be applied. (outermost last)
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sum` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Sum(i32, Vec<Product>);
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Product` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Product(i32, Vec<Identifier>);
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `num`, `var`, and `apply_to_sum` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 112 | impl PolySem {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 113 |     pub fn num(n: i32) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn var(v: Identifier) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn apply_to_sum(self, sum: Sum) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `normalize`, `to_pow`, `mul_prod`, `mul`, `add`, and `sub` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl Sum {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] 132 |     // Ensure everything is properly structured
[INFO] [stdout] 133 |     pub fn normalize(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn to_pow(&self, n: usize) -> Sum {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |     pub fn mul_prod(&self, rhs: &Product) -> Sum {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 204 |     pub fn mul(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 231 |     pub fn add(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |     pub fn sub(&self, ident: Identifier, sum: Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `mul` is never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:271:12
[INFO] [stdout]     |
[INFO] [stdout] 270 | impl Product {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] 271 |     pub fn mul(&self, rhs: &Product) -> Product {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `load_oeis_def` is never used
[INFO] [stdout]   --> src/bin/utils/oeis.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub fn load_oeis_def() -> std::io::Result<OEISMap> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/search.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let mut cache = search::Cache::<Lang>::new();
[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: `cache`
[INFO] [stdout]   --> src/bin/search.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let mut cache = search::Cache::<Lang>::new();
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cache`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Polynomials` is never constructed
[INFO] [stdout]  --> src/bin/languages/polynomials.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Polynomials;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PolySem` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct PolySem(Vec<Identifier>, Sum); // Last arg is first to be applied. (outermost last)
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sum` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Sum(i32, Vec<Product>);
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Product` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Product(i32, Vec<Identifier>);
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `num`, `var`, and `apply_to_sum` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 112 | impl PolySem {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 113 |     pub fn num(n: i32) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn var(v: Identifier) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn apply_to_sum(self, sum: Sum) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `normalize`, `to_pow`, `mul_prod`, `mul`, `add`, and `sub` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl Sum {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] 132 |     // Ensure everything is properly structured
[INFO] [stdout] 133 |     pub fn normalize(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn to_pow(&self, n: usize) -> Sum {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |     pub fn mul_prod(&self, rhs: &Product) -> Sum {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 204 |     pub fn mul(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 231 |     pub fn add(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |     pub fn sub(&self, ident: Identifier, sum: Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `mul` is never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:271:12
[INFO] [stdout]     |
[INFO] [stdout] 270 | impl Product {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] 271 |     pub fn mul(&self, rhs: &Product) -> Product {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Polynomials` is never constructed
[INFO] [stdout]  --> src/bin/languages/polynomials.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Polynomials;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PolySem` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct PolySem(Vec<Identifier>, Sum); // Last arg is first to be applied. (outermost last)
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sum` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Sum(i32, Vec<Product>);
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Product` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Product(i32, Vec<Identifier>);
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `num`, `var`, and `apply_to_sum` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 112 | impl PolySem {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 113 |     pub fn num(n: i32) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn var(v: Identifier) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn apply_to_sum(self, sum: Sum) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `normalize`, `to_pow`, `mul_prod`, `mul`, `add`, and `sub` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl Sum {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] 132 |     // Ensure everything is properly structured
[INFO] [stdout] 133 |     pub fn normalize(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn to_pow(&self, n: usize) -> Sum {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |     pub fn mul_prod(&self, rhs: &Product) -> Sum {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 204 |     pub fn mul(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 231 |     pub fn add(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |     pub fn sub(&self, ident: Identifier, sum: Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `mul` is never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:271:12
[INFO] [stdout]     |
[INFO] [stdout] 270 | impl Product {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] 271 |     pub fn mul(&self, rhs: &Product) -> Product {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `load_oeis_def` is never used
[INFO] [stdout]   --> src/bin/utils/oeis.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub fn load_oeis_def() -> std::io::Result<OEISMap> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Polynomials` is never constructed
[INFO] [stdout]  --> src/bin/languages/polynomials.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Polynomials;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PolySem` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct PolySem(Vec<Identifier>, Sum); // Last arg is first to be applied. (outermost last)
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sum` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Sum(i32, Vec<Product>);
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Product` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Product(i32, Vec<Identifier>);
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `num`, `var`, and `apply_to_sum` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 112 | impl PolySem {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 113 |     pub fn num(n: i32) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn var(v: Identifier) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn apply_to_sum(self, sum: Sum) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `normalize`, `to_pow`, `mul_prod`, `mul`, `add`, and `sub` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl Sum {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] 132 |     // Ensure everything is properly structured
[INFO] [stdout] 133 |     pub fn normalize(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn to_pow(&self, n: usize) -> Sum {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |     pub fn mul_prod(&self, rhs: &Product) -> Sum {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 204 |     pub fn mul(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 231 |     pub fn add(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |     pub fn sub(&self, ident: Identifier, sum: Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `mul` is never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:271:12
[INFO] [stdout]     |
[INFO] [stdout] 270 | impl Product {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] 271 |     pub fn mul(&self, rhs: &Product) -> Product {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `load_oeis_def` is never used
[INFO] [stdout]   --> src/bin/utils/oeis.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub fn load_oeis_def() -> std::io::Result<OEISMap> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Polynomials` is never constructed
[INFO] [stdout]  --> src/bin/languages/polynomials.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Polynomials;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PolySem` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct PolySem(Vec<Identifier>, Sum); // Last arg is first to be applied. (outermost last)
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sum` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Sum(i32, Vec<Product>);
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Product` is never constructed
[INFO] [stdout]   --> src/bin/languages/polynomials.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Product(i32, Vec<Identifier>);
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `num`, `var`, and `apply_to_sum` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 112 | impl PolySem {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 113 |     pub fn num(n: i32) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn var(v: Identifier) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn apply_to_sum(self, sum: Sum) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `normalize`, `to_pow`, `mul_prod`, `mul`, `add`, and `sub` are never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl Sum {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] 132 |     // Ensure everything is properly structured
[INFO] [stdout] 133 |     pub fn normalize(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn to_pow(&self, n: usize) -> Sum {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |     pub fn mul_prod(&self, rhs: &Product) -> Sum {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 204 |     pub fn mul(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 231 |     pub fn add(&self, rhs: &Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |     pub fn sub(&self, ident: Identifier, sum: Sum) -> Sum {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `mul` is never used
[INFO] [stdout]    --> src/bin/languages/polynomials.rs:271:12
[INFO] [stdout]     |
[INFO] [stdout] 270 | impl Product {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] 271 |     pub fn mul(&self, rhs: &Product) -> Product {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `load_oeis_def` is never used
[INFO] [stdout]   --> src/bin/utils/oeis.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub fn load_oeis_def() -> std::io::Result<OEISMap> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DumbNum` is never constructed
[INFO] [stdout]  --> src/bin/languages/dumb_num.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DumbNum;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CondPolyLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CondPolyLang;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Comparison` is never used
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Comparison = Sum;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cond` is never constructed
[INFO] [stdout]  --> src/bin/languages/cond_poly.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Cond {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Program {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CondPolySems` is never used
[INFO] [stdout]   --> src/bin/languages/cond_poly.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum CondPolySems {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Empty;
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptySems` is never constructed
[INFO] [stdout]  --> src/bin/languages/empty.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct EmptySems;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FibLang` is never constructed
[INFO] [stdout]  --> src/bin/languages/fib_lang.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct FibLang;
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opaque` is never constructed
[INFO] [stdout]  --> src/bin/languages/opaque.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Opaque;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.60s
[INFO] running `Command { std: "docker" "inspect" "ad2811cc6694947d6cbfda6aed6da64904686f4aab519e7ea4af17a130003930", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad2811cc6694947d6cbfda6aed6da64904686f4aab519e7ea4af17a130003930", kill_on_drop: false }`
[INFO] [stdout] ad2811cc6694947d6cbfda6aed6da64904686f4aab519e7ea4af17a130003930
