[INFO] cloning repository https://github.com/cynicalart/simple_calculator [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cynicalart/simple_calculator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcynicalart%2Fsimple_calculator", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcynicalart%2Fsimple_calculator'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a3b7e98af636dee3f92215cf0b50a39796a958b6 [INFO] testing cynicalart/simple_calculator against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcynicalart%2Fsimple_calculator" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cynicalart/simple_calculator on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/cynicalart/simple_calculator [INFO] finished tweaking git repo https://github.com/cynicalart/simple_calculator [INFO] tweaked toml for git repo https://github.com/cynicalart/simple_calculator written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/cynicalart/simple_calculator already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1dcc80160bb4b0a728b717b4570d4f78b47e5f4a19498d6aa96a85a3c63a64c7 [INFO] running `Command { std: "docker" "start" "-a" "1dcc80160bb4b0a728b717b4570d4f78b47e5f4a19498d6aa96a85a3c63a64c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1dcc80160bb4b0a728b717b4570d4f78b47e5f4a19498d6aa96a85a3c63a64c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1dcc80160bb4b0a728b717b4570d4f78b47e5f4a19498d6aa96a85a3c63a64c7", kill_on_drop: false }` [INFO] [stdout] 1dcc80160bb4b0a728b717b4570d4f78b47e5f4a19498d6aa96a85a3c63a64c7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9e49f9dabfacbc802e183e117bc6e93a72f0e03938ccf3af938803b7064a1766 [INFO] running `Command { std: "docker" "start" "-a" "9e49f9dabfacbc802e183e117bc6e93a72f0e03938ccf3af938803b7064a1766", kill_on_drop: false }` [INFO] [stderr] Compiling simple_calculator v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `derivative` [INFO] [stdout] --> src/main.rs:39:13 [INFO] [stdout] | [INFO] [stdout] 39 | let derivative = calculus::calculate_derivative(expression_vec); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_derivative` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `multiplier` is never read [INFO] [stdout] --> src/calculus.rs:440:13 [INFO] [stdout] | [INFO] [stdout] 440 | let mut multiplier: f64 = 0.0; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `exponent` is never read [INFO] [stdout] --> src/calculus.rs:441:13 [INFO] [stdout] | [INFO] [stdout] 441 | let mut exponent: f64 = 0.0; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `new_multiplier` is never read [INFO] [stdout] --> src/calculus.rs:444:13 [INFO] [stdout] | [INFO] [stdout] 444 | let mut new_multiplier: f64 = 0.0; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `new_exponent` is never read [INFO] [stdout] --> src/calculus.rs:445:13 [INFO] [stdout] | [INFO] [stdout] 445 | let mut new_exponent: f64 = 0.0; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/calculus.rs:447:10 [INFO] [stdout] | [INFO] [stdout] 447 | for (i, vector) in product_rule_vec.iter().enumerate() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `multiplier` is never read [INFO] [stdout] --> src/calculus.rs:452:9 [INFO] [stdout] | [INFO] [stdout] 452 | multiplier = 0.0; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `exponent` is never read [INFO] [stdout] --> src/calculus.rs:453:9 [INFO] [stdout] | [INFO] [stdout] 453 | exponent = 0.0; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `multiplied_derivative` is never read [INFO] [stdout] --> src/calculus.rs:535:5 [INFO] [stdout] | [INFO] [stdout] 535 | multiplied_derivative = Vec::new(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `OPERATORS_ARR` [INFO] [stdout] --> src/calculus.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | const OPERATORS_ARR: [char; 5] = ['^', '*', '/', '+', '-']; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `FUNCTIONS_ARR` [INFO] [stdout] --> src/calculus.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | const FUNCTIONS_ARR: [&str; 16] = ["log", "ln", "sin", "cos", "tan", "csc", "sec", "cot", "arcsin", "arccos", "arctan", "arccsc", "arcsec", "arccot", "to_deg", "to_rad"]; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `EULER` [INFO] [stdout] --> src/calculus.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | const EULER: f64 = std::f64::consts::E; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `PI` [INFO] [stdout] --> src/calculus.rs:9:1 [INFO] [stdout] | [INFO] [stdout] 9 | const PI: f64 = std::f64::consts::PI; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.58s [INFO] running `Command { std: "docker" "inspect" "9e49f9dabfacbc802e183e117bc6e93a72f0e03938ccf3af938803b7064a1766", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e49f9dabfacbc802e183e117bc6e93a72f0e03938ccf3af938803b7064a1766", kill_on_drop: false }` [INFO] [stdout] 9e49f9dabfacbc802e183e117bc6e93a72f0e03938ccf3af938803b7064a1766 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7a438e8e97a584d0270472400f102063268aea85093251315d1e15c7e06544ba [INFO] running `Command { std: "docker" "start" "-a" "7a438e8e97a584d0270472400f102063268aea85093251315d1e15c7e06544ba", kill_on_drop: false }` [INFO] [stderr] Compiling simple_calculator v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `derivative` [INFO] [stdout] --> src/main.rs:39:13 [INFO] [stdout] | [INFO] [stdout] 39 | let derivative = calculus::calculate_derivative(expression_vec); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_derivative` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `multiplier` is never read [INFO] [stdout] --> src/calculus.rs:440:13 [INFO] [stdout] | [INFO] [stdout] 440 | let mut multiplier: f64 = 0.0; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `exponent` is never read [INFO] [stdout] --> src/calculus.rs:441:13 [INFO] [stdout] | [INFO] [stdout] 441 | let mut exponent: f64 = 0.0; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `new_multiplier` is never read [INFO] [stdout] --> src/calculus.rs:444:13 [INFO] [stdout] | [INFO] [stdout] 444 | let mut new_multiplier: f64 = 0.0; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `new_exponent` is never read [INFO] [stdout] --> src/calculus.rs:445:13 [INFO] [stdout] | [INFO] [stdout] 445 | let mut new_exponent: f64 = 0.0; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/calculus.rs:447:10 [INFO] [stdout] | [INFO] [stdout] 447 | for (i, vector) in product_rule_vec.iter().enumerate() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `multiplier` is never read [INFO] [stdout] --> src/calculus.rs:452:9 [INFO] [stdout] | [INFO] [stdout] 452 | multiplier = 0.0; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `exponent` is never read [INFO] [stdout] --> src/calculus.rs:453:9 [INFO] [stdout] | [INFO] [stdout] 453 | exponent = 0.0; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `multiplied_derivative` is never read [INFO] [stdout] --> src/calculus.rs:535:5 [INFO] [stdout] | [INFO] [stdout] 535 | multiplied_derivative = Vec::new(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `OPERATORS_ARR` [INFO] [stdout] --> src/calculus.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | const OPERATORS_ARR: [char; 5] = ['^', '*', '/', '+', '-']; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `FUNCTIONS_ARR` [INFO] [stdout] --> src/calculus.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | const FUNCTIONS_ARR: [&str; 16] = ["log", "ln", "sin", "cos", "tan", "csc", "sec", "cot", "arcsin", "arccos", "arctan", "arccsc", "arcsec", "arccot", "to_deg", "to_rad"]; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `EULER` [INFO] [stdout] --> src/calculus.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | const EULER: f64 = std::f64::consts::E; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `PI` [INFO] [stdout] --> src/calculus.rs:9:1 [INFO] [stdout] | [INFO] [stdout] 9 | const PI: f64 = std::f64::consts::PI; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.75s [INFO] running `Command { std: "docker" "inspect" "7a438e8e97a584d0270472400f102063268aea85093251315d1e15c7e06544ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a438e8e97a584d0270472400f102063268aea85093251315d1e15c7e06544ba", kill_on_drop: false }` [INFO] [stdout] 7a438e8e97a584d0270472400f102063268aea85093251315d1e15c7e06544ba [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d1d0f23bbc19ed271a4625293030a96fecc1facd8abd87b3a908d8b1dfb7773d [INFO] running `Command { std: "docker" "start" "-a" "d1d0f23bbc19ed271a4625293030a96fecc1facd8abd87b3a908d8b1dfb7773d", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: unused variable: `derivative` [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/main.rs:39:13 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 39 | let derivative = calculus::calculate_derivative(expression_vec); [INFO] [stdout] [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_derivative` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `multiplier` is never read [INFO] [stderr] --> src/calculus.rs:440:13 [INFO] [stderr] | [INFO] [stderr] 440 | let mut multiplier: f64 = 0.0; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `exponent` is never read [INFO] [stderr] --> src/calculus.rs:441:13 [INFO] [stderr] | [INFO] [stderr] 441 | let mut exponent: f64 = 0.0; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `new_multiplier` is never read [INFO] [stderr] --> src/calculus.rs:444:13 [INFO] [stderr] | [INFO] [stderr] 444 | let mut new_multiplier: f64 = 0.0; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `new_exponent` is never read [INFO] [stderr] --> src/calculus.rs:445:13 [INFO] [stderr] | [INFO] [stderr] 445 | let mut new_exponent: f64 = 0.0; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/calculus.rs:447:10 [INFO] [stderr] | [INFO] [stderr] 447 | for (i, vector) in product_rule_vec.iter().enumerate() { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `multiplier` is never read [INFO] [stderr] --> src/calculus.rs:452:9 [INFO] [stderr] | [INFO] [stderr] 452 | multiplier = 0.0; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `exponent` is never read [INFO] [stderr] --> src/calculus.rs:453:9 [INFO] [stderr] | [INFO] [stderr] 453 | exponent = 0.0; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `multiplied_derivative` is never read [INFO] [stderr] --> src/calculus.rs:535:5 [INFO] [stderr] | [INFO] [stderr] 535 | multiplied_derivative = Vec::new(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `OPERATORS_ARR` [INFO] [stderr] --> src/calculus.rs:5:1 [INFO] [stderr] | [INFO] [stderr] 5 | const OPERATORS_ARR: [char; 5] = ['^', '*', '/', '+', '-']; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `FUNCTIONS_ARR` [INFO] [stderr] --> src/calculus.rs:6:1 [INFO] [stderr] | [INFO] [stderr] 6 | const FUNCTIONS_ARR: [&str; 16] = ["log", "ln", "sin", "cos", "tan", "csc", "sec", "cot", "arcsin", "arccos", "arctan", "arccsc", "arcsec", "arccot", "to_deg", "to_rad"]; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `EULER` [INFO] [stderr] --> src/calculus.rs:8:1 [INFO] [stderr] | [INFO] [stderr] 8 | const EULER: f64 = std::f64::consts::E; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `PI` [INFO] [stderr] --> src/calculus.rs:9:1 [INFO] [stderr] | [INFO] [stderr] 9 | const PI: f64 = std::f64::consts::PI; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 13 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/simple_calculator-ebadfee64b63776d) [INFO] running `Command { std: "docker" "inspect" "d1d0f23bbc19ed271a4625293030a96fecc1facd8abd87b3a908d8b1dfb7773d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d1d0f23bbc19ed271a4625293030a96fecc1facd8abd87b3a908d8b1dfb7773d", kill_on_drop: false }` [INFO] [stdout] d1d0f23bbc19ed271a4625293030a96fecc1facd8abd87b3a908d8b1dfb7773d