[INFO] fetching crate yoda-calculator 0.1.2...
[INFO] building yoda-calculator-0.1.2 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate yoda-calculator 0.1.2 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate yoda-calculator 0.1.2
[INFO] finished tweaking crates.io crate yoda-calculator 0.1.2
[INFO] tweaked toml for crates.io crate yoda-calculator 0.1.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate yoda-calculator 0.1.2 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate yoda-calculator 0.1.2 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7570701a75233b63c78ded334d08bae7d4ac2762647cc8f017928b6cb58a5b04
[INFO] running `Command { std: "docker" "start" "-a" "7570701a75233b63c78ded334d08bae7d4ac2762647cc8f017928b6cb58a5b04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7570701a75233b63c78ded334d08bae7d4ac2762647cc8f017928b6cb58a5b04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7570701a75233b63c78ded334d08bae7d4ac2762647cc8f017928b6cb58a5b04", kill_on_drop: false }`
[INFO] [stdout] 7570701a75233b63c78ded334d08bae7d4ac2762647cc8f017928b6cb58a5b04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f7d77ff7fd8a3a7bc44d09b28d6b5e5bffd59136fea507aaf8d5407a7d2bce9
[INFO] running `Command { std: "docker" "start" "-a" "2f7d77ff7fd8a3a7bc44d09b28d6b5e5bffd59136fea507aaf8d5407a7d2bce9", kill_on_drop: false }`
[INFO] [stderr]    Compiling argparse v0.2.2
[INFO] [stderr]    Compiling syn v2.0.93
[INFO] [stderr]    Compiling clap_builder v4.5.23
[INFO] [stderr]    Compiling clap_derive v4.5.18
[INFO] [stderr]    Compiling clap v4.5.23
[INFO] [stderr]    Compiling yoda-calculator v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::env::args`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::env::args;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ffi::CString`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ffi::CString;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `stderr` and `stdout`
[INFO] [stdout]  --> src/main.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{stderr, stdout};
[INFO] [stdout]   |               ^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `return` value
[INFO] [stdout]   --> src/main.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     return (x + y);
[INFO] [stdout]    |            ^     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 11 -     return (x + y);
[INFO] [stdout] 11 +     return x + y ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `return` value
[INFO] [stdout]   --> src/main.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     return (x - y);
[INFO] [stdout]    |            ^     ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 15 -     return (x - y);
[INFO] [stdout] 15 +     return x - y ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `return` value
[INFO] [stdout]   --> src/main.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     return (x * y);
[INFO] [stdout]    |            ^     ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 19 -     return (x * y);
[INFO] [stdout] 19 +     return x * y ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `return` value
[INFO] [stdout]   --> src/main.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     return (x / y);
[INFO] [stdout]    |            ^     ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 23 -     return (x / y);
[INFO] [stdout] 23 +     return x / y ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:127:8
[INFO] [stdout]     |
[INFO] [stdout] 127 |     if (addend!=0.0) {
[INFO] [stdout]     |        ^           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 127 -     if (addend!=0.0) {
[INFO] [stdout] 127 +     if addend!=0.0  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:130:13
[INFO] [stdout]     |
[INFO] [stdout] 130 |     else if (subtrahend!=0.0) {
[INFO] [stdout]     |             ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 130 -     else if (subtrahend!=0.0) {
[INFO] [stdout] 130 +     else if subtrahend!=0.0  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:133:13
[INFO] [stdout]     |
[INFO] [stdout] 133 |     else if (multiplier!=1.0) {
[INFO] [stdout]     |             ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 133 -     else if (multiplier!=1.0) {
[INFO] [stdout] 133 +     else if multiplier!=1.0  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:136:13
[INFO] [stdout]     |
[INFO] [stdout] 136 |     else if (divisor!=1.0){
[INFO] [stdout]     |             ^            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 136 -     else if (divisor!=1.0){
[INFO] [stdout] 136 +     else if divisor!=1.0 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:139:13
[INFO] [stdout]     |
[INFO] [stdout] 139 |     else if (exponent!=1.0){
[INFO] [stdout]     |             ^             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 139 -     else if (exponent!=1.0){
[INFO] [stdout] 139 +     else if exponent!=1.0 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:142:13
[INFO] [stdout]     |
[INFO] [stdout] 142 |     else if (root!=1.0){
[INFO] [stdout]     |             ^         ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 142 -     else if (root!=1.0){
[INFO] [stdout] 142 +     else if root!=1.0 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:145:13
[INFO] [stdout]     |
[INFO] [stdout] 145 |     else if (log_base!=0.0) {
[INFO] [stdout]     |             ^             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 145 -     else if (log_base!=0.0) {
[INFO] [stdout] 145 +     else if log_base!=0.0  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/main.rs:158:32
[INFO] [stdout]     |
[INFO] [stdout] 158 |         println!("{}", arcsine((base_number)));
[INFO] [stdout]     |                                ^           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 158 -         println!("{}", arcsine((base_number)));
[INFO] [stdout] 158 +         println!("{}", arcsine(base_number ));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `operations`
[INFO] [stdout]   --> src/main.rs:89:13
[INFO] [stdout]    |
[INFO] [stdout] 89 |     let mut operations: Vec<String> = vec![];
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_operations`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 89 |     let mut operations: Vec<String> = vec![];
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.46s
[INFO] running `Command { std: "docker" "inspect" "2f7d77ff7fd8a3a7bc44d09b28d6b5e5bffd59136fea507aaf8d5407a7d2bce9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f7d77ff7fd8a3a7bc44d09b28d6b5e5bffd59136fea507aaf8d5407a7d2bce9", kill_on_drop: false }`
[INFO] [stdout] 2f7d77ff7fd8a3a7bc44d09b28d6b5e5bffd59136fea507aaf8d5407a7d2bce9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a021121e922a42dbab1ee23fe49626c321bdb5cf8513712255f56ec02bdaa6db
[INFO] running `Command { std: "docker" "start" "-a" "a021121e922a42dbab1ee23fe49626c321bdb5cf8513712255f56ec02bdaa6db", kill_on_drop: false }`
[INFO] [stderr]    Compiling yoda-calculator v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::env::args`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::env::args;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ffi::CString`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ffi::CString;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `stderr` and `stdout`
[INFO] [stdout]  --> src/main.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{stderr, stdout};
[INFO] [stdout]   |               ^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `return` value
[INFO] [stdout]   --> src/main.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     return (x + y);
[INFO] [stdout]    |            ^     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 11 -     return (x + y);
[INFO] [stdout] 11 +     return x + y ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `return` value
[INFO] [stdout]   --> src/main.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     return (x - y);
[INFO] [stdout]    |            ^     ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 15 -     return (x - y);
[INFO] [stdout] 15 +     return x - y ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `return` value
[INFO] [stdout]   --> src/main.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     return (x * y);
[INFO] [stdout]    |            ^     ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 19 -     return (x * y);
[INFO] [stdout] 19 +     return x * y ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `return` value
[INFO] [stdout]   --> src/main.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     return (x / y);
[INFO] [stdout]    |            ^     ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 23 -     return (x / y);
[INFO] [stdout] 23 +     return x / y ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:127:8
[INFO] [stdout]     |
[INFO] [stdout] 127 |     if (addend!=0.0) {
[INFO] [stdout]     |        ^           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 127 -     if (addend!=0.0) {
[INFO] [stdout] 127 +     if addend!=0.0  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:130:13
[INFO] [stdout]     |
[INFO] [stdout] 130 |     else if (subtrahend!=0.0) {
[INFO] [stdout]     |             ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 130 -     else if (subtrahend!=0.0) {
[INFO] [stdout] 130 +     else if subtrahend!=0.0  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:133:13
[INFO] [stdout]     |
[INFO] [stdout] 133 |     else if (multiplier!=1.0) {
[INFO] [stdout]     |             ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 133 -     else if (multiplier!=1.0) {
[INFO] [stdout] 133 +     else if multiplier!=1.0  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:136:13
[INFO] [stdout]     |
[INFO] [stdout] 136 |     else if (divisor!=1.0){
[INFO] [stdout]     |             ^            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 136 -     else if (divisor!=1.0){
[INFO] [stdout] 136 +     else if divisor!=1.0 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:139:13
[INFO] [stdout]     |
[INFO] [stdout] 139 |     else if (exponent!=1.0){
[INFO] [stdout]     |             ^             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 139 -     else if (exponent!=1.0){
[INFO] [stdout] 139 +     else if exponent!=1.0 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:142:13
[INFO] [stdout]     |
[INFO] [stdout] 142 |     else if (root!=1.0){
[INFO] [stdout]     |             ^         ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 142 -     else if (root!=1.0){
[INFO] [stdout] 142 +     else if root!=1.0 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:145:13
[INFO] [stdout]     |
[INFO] [stdout] 145 |     else if (log_base!=0.0) {
[INFO] [stdout]     |             ^             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 145 -     else if (log_base!=0.0) {
[INFO] [stdout] 145 +     else if log_base!=0.0  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/main.rs:158:32
[INFO] [stdout]     |
[INFO] [stdout] 158 |         println!("{}", arcsine((base_number)));
[INFO] [stdout]     |                                ^           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 158 -         println!("{}", arcsine((base_number)));
[INFO] [stdout] 158 +         println!("{}", arcsine(base_number ));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `operations`
[INFO] [stdout]   --> src/main.rs:89:13
[INFO] [stdout]    |
[INFO] [stdout] 89 |     let mut operations: Vec<String> = vec![];
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_operations`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 89 |     let mut operations: Vec<String> = vec![];
[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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "a021121e922a42dbab1ee23fe49626c321bdb5cf8513712255f56ec02bdaa6db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a021121e922a42dbab1ee23fe49626c321bdb5cf8513712255f56ec02bdaa6db", kill_on_drop: false }`
[INFO] [stdout] a021121e922a42dbab1ee23fe49626c321bdb5cf8513712255f56ec02bdaa6db