[INFO] fetching crate mexprp 0.3.0...
[INFO] checking mexprp-0.3.0 against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] extracting crate mexprp 0.3.0 into /workspace/builds/worker-20/source
[INFO] validating manifest of crates.io crate mexprp 0.3.0 on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mexprp 0.3.0
[INFO] finished tweaking crates.io crate mexprp 0.3.0
[INFO] tweaked toml for crates.io crate mexprp 0.3.0 written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded az v1.1.1
[INFO] [stderr]   Downloaded rug v1.13.0
[INFO] [stderr]   Downloaded gmp-mpfr-sys v1.4.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 54658bb7a9d9d68591f934a3ae25b93d697425b282edd1fb6f1003b1947ca7c8
[INFO] running `Command { std: "docker" "start" "-a" "54658bb7a9d9d68591f934a3ae25b93d697425b282edd1fb6f1003b1947ca7c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54658bb7a9d9d68591f934a3ae25b93d697425b282edd1fb6f1003b1947ca7c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54658bb7a9d9d68591f934a3ae25b93d697425b282edd1fb6f1003b1947ca7c8", kill_on_drop: false }`
[INFO] [stdout] 54658bb7a9d9d68591f934a3ae25b93d697425b282edd1fb6f1003b1947ca7c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7092356539d56e51fc12316d90bb3a6c9e8af0d58e6312fb8ee8adacd8451b33
[INFO] running `Command { std: "docker" "start" "-a" "7092356539d56e51fc12316d90bb3a6c9e8af0d58e6312fb8ee8adacd8451b33", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.4.6
[INFO] [stderr]    Compiling az v1.1.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling rug v1.13.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking object v0.26.0
[INFO] [stderr]     Checking backtrace v0.3.61
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking mexprp v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> src/expr.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::rc::Rc;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> src/expr.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::rc::Rc;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `op::*`
[INFO] [stdout]  --> src/expr.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use op::*;
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `op::*`
[INFO] [stdout]  --> src/expr.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use op::*;
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parse::*`
[INFO] [stdout]  --> src/expr.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use parse::*;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `answer::*`
[INFO] [stdout]   --> src/expr.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use answer::*;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parse::*`
[INFO] [stdout]  --> src/expr.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use parse::*;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `answer::*`
[INFO] [stdout]   --> src/expr.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use answer::*;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/term.rs:21:15
[INFO] [stdout]    |
[INFO] [stdout] 21 |     Operation(Rc<Operate<N>>),
[INFO] [stdout]    |                  ^^^^^^^^^^ help: use `dyn`: `dyn Operate<N>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/term.rs:21:15
[INFO] [stdout]    |
[INFO] [stdout] 21 |     Operation(Rc<Operate<N>>),
[INFO] [stdout]    |                  ^^^^^^^^^^ help: use `dyn`: `dyn Operate<N>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/term.rs:337:18
[INFO] [stdout]     |
[INFO] [stdout] 337 |                 let oper: Rc<Operate<N>> = match op {
[INFO] [stdout]     |                              ^^^^^^^^^^ help: use `dyn`: `dyn Operate<N>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/context.rs:97:32
[INFO] [stdout]    |
[INFO] [stdout] 97 |     pub funcs: HashMap<String, Rc<Func<N>>>,
[INFO] [stdout]    |                                   ^^^^^^^ help: use `dyn`: `dyn Func<N>`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/term.rs:337:18
[INFO] [stdout]     |
[INFO] [stdout] 337 |                 let oper: Rc<Operate<N>> = match op {
[INFO] [stdout]     |                              ^^^^^^^^^^ help: use `dyn`: `dyn Operate<N>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rug`
[INFO] [stdout]  --> src/num/rugcomplex.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rug;
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/context.rs:97:32
[INFO] [stdout]    |
[INFO] [stdout] 97 |     pub funcs: HashMap<String, Rc<Func<N>>>,
[INFO] [stdout]    |                                   ^^^^^^^ help: use `dyn`: `dyn Func<N>`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rug`
[INFO] [stdout]  --> src/num/rugcomplex.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rug;
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ComplexRugRat`
[INFO] [stdout]  --> src/tests.rs:2:25
[INFO] [stdout]   |
[INFO] [stdout] 2 | use num::{ComplexFloat, ComplexRugRat};
[INFO] [stdout]   |                         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/opers.rs:215:17
[INFO] [stdout]     |
[INFO] [stdout] 215 |     fn eval(&self, ctx: &Context<N>) -> Calculation<N> {
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]   --> src/num/mod.rs:73:19
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn tryord(&self, other: &Self, ctx: &Context<Self>) -> Result<Ordering, MathError> {
[INFO] [stdout]    |                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/mod.rs:73:33
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn tryord(&self, other: &Self, ctx: &Context<Self>) -> Result<Ordering, MathError> {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]   --> src/num/mod.rs:79:16
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn add(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/mod.rs:79:30
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn add(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]   --> src/num/mod.rs:85:16
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn sub(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/mod.rs:85:30
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn sub(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]   --> src/num/mod.rs:91:16
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn mul(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/mod.rs:91:30
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn mul(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]   --> src/num/mod.rs:97:16
[INFO] [stdout]    |
[INFO] [stdout] 97 |     fn div(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/mod.rs:97:30
[INFO] [stdout]    |
[INFO] [stdout] 97 |     fn div(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]    --> src/num/mod.rs:103:16
[INFO] [stdout]     |
[INFO] [stdout] 103 |     fn pow(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/mod.rs:103:30
[INFO] [stdout]     |
[INFO] [stdout] 103 |     fn pow(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/mod.rs:109:17
[INFO] [stdout]     |
[INFO] [stdout] 109 |     fn sqrt(&self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]    --> src/num/mod.rs:115:16
[INFO] [stdout]     |
[INFO] [stdout] 115 |     fn nrt(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/mod.rs:115:30
[INFO] [stdout]     |
[INFO] [stdout] 115 |     fn nrt(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/mod.rs:121:16
[INFO] [stdout]     |
[INFO] [stdout] 121 |     fn abs(&self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                   ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/mod.rs:127:16
[INFO] [stdout]     |
[INFO] [stdout] 127 |     fn sin(&self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                   ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/mod.rs:133:16
[INFO] [stdout]     |
[INFO] [stdout] 133 |     fn cos(&self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                   ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/mod.rs:139:16
[INFO] [stdout]     |
[INFO] [stdout] 139 |     fn tan(&self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                   ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/mod.rs:145:17
[INFO] [stdout]     |
[INFO] [stdout] 145 |     fn asin(&self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/mod.rs:151:17
[INFO] [stdout]     |
[INFO] [stdout] 151 |     fn acos(&self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/mod.rs:157:17
[INFO] [stdout]     |
[INFO] [stdout] 157 |     fn atan(&self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]    --> src/num/mod.rs:163:18
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn atan2(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/mod.rs:163:32
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn atan2(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                                   ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/mod.rs:169:18
[INFO] [stdout]     |
[INFO] [stdout] 169 |     fn floor(&self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/mod.rs:175:17
[INFO] [stdout]     |
[INFO] [stdout] 175 |     fn ceil(&self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/mod.rs:181:18
[INFO] [stdout]     |
[INFO] [stdout] 181 |     fn round(&self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]    --> src/num/mod.rs:187:16
[INFO] [stdout]     |
[INFO] [stdout] 187 |     fn log(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/mod.rs:187:30
[INFO] [stdout]     |
[INFO] [stdout] 187 |     fn log(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/complexrugrat.rs:22:22
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn from_f64(t: f64, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                         ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/complexrugrat.rs:35:42
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn from_f64_complex((r, i): (f64, f64), ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                             ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/complexrugrat.rs:54:33
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn tryord(&self, other: &Self, ctx: &Context<Self>) -> Result<Ordering, MathError> {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/complexrugrat.rs:62:30
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fn add(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/complexrugrat.rs:69:30
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn sub(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/complexrugrat.rs:76:30
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn mul(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/rugrat.rs:11:22
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn from_f64(t: f64, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                         ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/rugrat.rs:19:43
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn from_f64_complex((r, _i): (f64, f64), ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                              ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/rugrat.rs:31:33
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn tryord(&self, other: &Self, ctx: &Context<Self>) -> Result<Ordering, MathError> {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/rugrat.rs:39:30
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn add(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/rugrat.rs:45:30
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn sub(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/rugrat.rs:51:30
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn mul(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/rugrat.rs:57:30
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn div(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/rugcomplex.rs:25:33
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn tryord(&self, other: &Self, ctx: &Context<Self>) -> Result<Ordering, MathError> {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/complexfloat.rs:20:22
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn from_f64(t: f64, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                         ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/complexfloat.rs:24:42
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn from_f64_complex((r, i): (f64, f64), ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                             ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/complexfloat.rs:32:33
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn tryord(&self, other: &Self, ctx: &Context<Self>) -> Result<Ordering, MathError> {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/complexfloat.rs:40:30
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn add(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/complexfloat.rs:47:30
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn sub(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/complexfloat.rs:54:30
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn mul(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/float64.rs:11:22
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn from_f64(t: f64, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                         ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/float64.rs:15:43
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn from_f64_complex((r, _i): (f64, f64), ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                              ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/float64.rs:49:30
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn add(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/float64.rs:53:30
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn sub(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/float64.rs:57:30
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn mul(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/float64.rs:61:30
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn div(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/float64.rs:69:30
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn pow(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/float64.rs:83:16
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn abs(&self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                   ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/float64.rs:87:16
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn sin(&self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                   ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/float64.rs:91:16
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn cos(&self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                   ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/float64.rs:95:16
[INFO] [stdout]    |
[INFO] [stdout] 95 |     fn tan(&self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                   ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/float64.rs:99:17
[INFO] [stdout]    |
[INFO] [stdout] 99 |     fn asin(&self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                    ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/float64.rs:103:17
[INFO] [stdout]     |
[INFO] [stdout] 103 |     fn acos(&self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/float64.rs:107:17
[INFO] [stdout]     |
[INFO] [stdout] 107 |     fn atan(&self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/float64.rs:111:32
[INFO] [stdout]     |
[INFO] [stdout] 111 |     fn atan2(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                                   ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/float64.rs:115:18
[INFO] [stdout]     |
[INFO] [stdout] 115 |     fn floor(&self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/float64.rs:119:17
[INFO] [stdout]     |
[INFO] [stdout] 119 |     fn ceil(&self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/float64.rs:123:18
[INFO] [stdout]     |
[INFO] [stdout] 123 |     fn round(&self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/float64.rs:127:30
[INFO] [stdout]     |
[INFO] [stdout] 127 |     fn log(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/opers.rs:215:17
[INFO] [stdout]     |
[INFO] [stdout] 215 |     fn eval(&self, ctx: &Context<N>) -> Calculation<N> {
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]   --> src/num/mod.rs:73:19
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn tryord(&self, other: &Self, ctx: &Context<Self>) -> Result<Ordering, MathError> {
[INFO] [stdout]    |                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/mod.rs:73:33
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn tryord(&self, other: &Self, ctx: &Context<Self>) -> Result<Ordering, MathError> {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]   --> src/num/mod.rs:79:16
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn add(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/mod.rs:79:30
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn add(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]   --> src/num/mod.rs:85:16
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn sub(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/mod.rs:85:30
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn sub(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]   --> src/num/mod.rs:91:16
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn mul(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/mod.rs:91:30
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn mul(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]   --> src/num/mod.rs:97:16
[INFO] [stdout]    |
[INFO] [stdout] 97 |     fn div(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/mod.rs:97:30
[INFO] [stdout]    |
[INFO] [stdout] 97 |     fn div(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]    --> src/num/mod.rs:103:16
[INFO] [stdout]     |
[INFO] [stdout] 103 |     fn pow(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/mod.rs:103:30
[INFO] [stdout]     |
[INFO] [stdout] 103 |     fn pow(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/mod.rs:109:17
[INFO] [stdout]     |
[INFO] [stdout] 109 |     fn sqrt(&self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]    --> src/num/mod.rs:115:16
[INFO] [stdout]     |
[INFO] [stdout] 115 |     fn nrt(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/mod.rs:115:30
[INFO] [stdout]     |
[INFO] [stdout] 115 |     fn nrt(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/mod.rs:121:16
[INFO] [stdout]     |
[INFO] [stdout] 121 |     fn abs(&self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                   ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/mod.rs:127:16
[INFO] [stdout]     |
[INFO] [stdout] 127 |     fn sin(&self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                   ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/mod.rs:133:16
[INFO] [stdout]     |
[INFO] [stdout] 133 |     fn cos(&self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                   ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/mod.rs:139:16
[INFO] [stdout]     |
[INFO] [stdout] 139 |     fn tan(&self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                   ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/mod.rs:145:17
[INFO] [stdout]     |
[INFO] [stdout] 145 |     fn asin(&self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/mod.rs:151:17
[INFO] [stdout]     |
[INFO] [stdout] 151 |     fn acos(&self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/mod.rs:157:17
[INFO] [stdout]     |
[INFO] [stdout] 157 |     fn atan(&self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]    --> src/num/mod.rs:163:18
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn atan2(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/mod.rs:163:32
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn atan2(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                                   ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/mod.rs:169:18
[INFO] [stdout]     |
[INFO] [stdout] 169 |     fn floor(&self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/mod.rs:175:17
[INFO] [stdout]     |
[INFO] [stdout] 175 |     fn ceil(&self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/mod.rs:181:18
[INFO] [stdout]     |
[INFO] [stdout] 181 |     fn round(&self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]    --> src/num/mod.rs:187:16
[INFO] [stdout]     |
[INFO] [stdout] 187 |     fn log(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/mod.rs:187:30
[INFO] [stdout]     |
[INFO] [stdout] 187 |     fn log(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/complexrugrat.rs:22:22
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn from_f64(t: f64, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                         ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/complexrugrat.rs:35:42
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn from_f64_complex((r, i): (f64, f64), ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                             ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/complexrugrat.rs:54:33
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn tryord(&self, other: &Self, ctx: &Context<Self>) -> Result<Ordering, MathError> {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/complexrugrat.rs:62:30
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fn add(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/complexrugrat.rs:69:30
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn sub(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/complexrugrat.rs:76:30
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn mul(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/rugrat.rs:11:22
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn from_f64(t: f64, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                         ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/rugrat.rs:19:43
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn from_f64_complex((r, _i): (f64, f64), ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                              ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/rugrat.rs:31:33
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn tryord(&self, other: &Self, ctx: &Context<Self>) -> Result<Ordering, MathError> {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/rugrat.rs:39:30
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn add(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/rugrat.rs:45:30
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn sub(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/rugrat.rs:51:30
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn mul(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/rugrat.rs:57:30
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn div(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/rugcomplex.rs:25:33
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn tryord(&self, other: &Self, ctx: &Context<Self>) -> Result<Ordering, MathError> {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/complexfloat.rs:20:22
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn from_f64(t: f64, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                         ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/complexfloat.rs:24:42
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn from_f64_complex((r, i): (f64, f64), ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                             ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/complexfloat.rs:32:33
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn tryord(&self, other: &Self, ctx: &Context<Self>) -> Result<Ordering, MathError> {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/complexfloat.rs:40:30
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn add(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/complexfloat.rs:47:30
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn sub(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/complexfloat.rs:54:30
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn mul(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/float64.rs:11:22
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn from_f64(t: f64, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                         ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/float64.rs:15:43
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn from_f64_complex((r, _i): (f64, f64), ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                              ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/float64.rs:49:30
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn add(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/float64.rs:53:30
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn sub(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/float64.rs:57:30
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn mul(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/float64.rs:61:30
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn div(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/float64.rs:69:30
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn pow(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/float64.rs:83:16
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn abs(&self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                   ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/float64.rs:87:16
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn sin(&self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                   ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/float64.rs:91:16
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn cos(&self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                   ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/float64.rs:95:16
[INFO] [stdout]    |
[INFO] [stdout] 95 |     fn tan(&self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                   ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/num/float64.rs:99:17
[INFO] [stdout]    |
[INFO] [stdout] 99 |     fn asin(&self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]    |                    ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/float64.rs:103:17
[INFO] [stdout]     |
[INFO] [stdout] 103 |     fn acos(&self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/float64.rs:107:17
[INFO] [stdout]     |
[INFO] [stdout] 107 |     fn atan(&self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/float64.rs:111:32
[INFO] [stdout]     |
[INFO] [stdout] 111 |     fn atan2(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                                   ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/float64.rs:115:18
[INFO] [stdout]     |
[INFO] [stdout] 115 |     fn floor(&self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/float64.rs:119:17
[INFO] [stdout]     |
[INFO] [stdout] 119 |     fn ceil(&self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/float64.rs:123:18
[INFO] [stdout]     |
[INFO] [stdout] 123 |     fn round(&self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/num/float64.rs:127:30
[INFO] [stdout]     |
[INFO] [stdout] 127 |     fn log(&self, other: &Self, ctx: &Context<Self>) -> Calculation<Self> {
[INFO] [stdout]     |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 78 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 77 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 22s
[INFO] running `Command { std: "docker" "inspect" "7092356539d56e51fc12316d90bb3a6c9e8af0d58e6312fb8ee8adacd8451b33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7092356539d56e51fc12316d90bb3a6c9e8af0d58e6312fb8ee8adacd8451b33", kill_on_drop: false }`
[INFO] [stdout] 7092356539d56e51fc12316d90bb3a6c9e8af0d58e6312fb8ee8adacd8451b33