[INFO] cloning repository https://github.com/Sherif-Abdou/basic-algebra [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Sherif-Abdou/basic-algebra" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSherif-Abdou%2Fbasic-algebra", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSherif-Abdou%2Fbasic-algebra'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 68f7850565c1d8a03512daa152434c4333c93b4a [INFO] testing Sherif-Abdou/basic-algebra against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSherif-Abdou%2Fbasic-algebra" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Sherif-Abdou/basic-algebra on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Sherif-Abdou/basic-algebra [INFO] finished tweaking git repo https://github.com/Sherif-Abdou/basic-algebra [INFO] tweaked toml for git repo https://github.com/Sherif-Abdou/basic-algebra written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/Sherif-Abdou/basic-algebra already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 61965a0c4041af2999f4eaf2aba0ff4a5836327373766e13f3a4db14858e216d [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "61965a0c4041af2999f4eaf2aba0ff4a5836327373766e13f3a4db14858e216d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "61965a0c4041af2999f4eaf2aba0ff4a5836327373766e13f3a4db14858e216d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "61965a0c4041af2999f4eaf2aba0ff4a5836327373766e13f3a4db14858e216d", kill_on_drop: false }` [INFO] [stdout] 61965a0c4041af2999f4eaf2aba0ff4a5836327373766e13f3a4db14858e216d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] eebfa2c30aaa09da0b8ddd15a8d159ab2f92a7e630252eefc86896ce81e2551a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "eebfa2c30aaa09da0b8ddd15a8d159ab2f92a7e630252eefc86896ce81e2551a", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling regex-syntax v0.6.18 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling aho-corasick v0.7.10 [INFO] [stderr] Compiling regex v1.3.9 [INFO] [stderr] Compiling algebra v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::borrow::Borrow` [INFO] [stdout] --> src/equation_solver.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/equation_solver.rs:77:32 [INFO] [stdout] | [INFO] [stdout] 77 | let new_left_side = if (!flip) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 77 - let new_left_side = if (!flip) { [INFO] [stdout] 77 + let new_left_side = if !flip { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/equation_solver.rs:101:19 [INFO] [stdout] | [INFO] [stdout] 101 | return if (!flip) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 101 - return if (!flip) { [INFO] [stdout] 101 + return if !flip { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::equation::*` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use crate::equation::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/main.rs:50:26 [INFO] [stdout] | [INFO] [stdout] 50 | let values = (*box_tuple.clone()); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 50 - let values = (*box_tuple.clone()); [INFO] [stdout] 50 + let values = *box_tuple.clone(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/main.rs:58:26 [INFO] [stdout] | [INFO] [stdout] 58 | let values = (*box_tuple.clone()); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 58 - let values = (*box_tuple.clone()); [INFO] [stdout] 58 + let values = *box_tuple.clone(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/main.rs:66:26 [INFO] [stdout] | [INFO] [stdout] 66 | let values = (*box_tuple.clone()); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 66 - let values = (*box_tuple.clone()); [INFO] [stdout] 66 + let values = *box_tuple.clone(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/main.rs:74:26 [INFO] [stdout] | [INFO] [stdout] 74 | let values = (*box_tuple.clone()); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 74 - let values = (*box_tuple.clone()); [INFO] [stdout] 74 + let values = *box_tuple.clone(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/equation_solver.rs:19:13 [INFO] [stdout] | [INFO] [stdout] 19 | let mut variable_path = self.get_variable_path()?; [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | let mut new_eq_result = solver.solve_step(); [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:102:13 [INFO] [stdout] | [INFO] [stdout] 102 | let mut equation = equation::Equation::from_tokens(tokens); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:108:13 [INFO] [stdout] | [INFO] [stdout] 108 | let mut solver = [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 19.65s [INFO] running `Command { std: "docker" "inspect" "eebfa2c30aaa09da0b8ddd15a8d159ab2f92a7e630252eefc86896ce81e2551a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eebfa2c30aaa09da0b8ddd15a8d159ab2f92a7e630252eefc86896ce81e2551a", kill_on_drop: false }` [INFO] [stdout] eebfa2c30aaa09da0b8ddd15a8d159ab2f92a7e630252eefc86896ce81e2551a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 3f2e250c62df9a139122be9a10d899da00b02f570d29e8d9f3d26d71bece6e13 [INFO] running `Command { std: "docker" "start" "-a" "3f2e250c62df9a139122be9a10d899da00b02f570d29e8d9f3d26d71bece6e13", kill_on_drop: false }` [INFO] [stderr] Compiling algebra v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::borrow::Borrow` [INFO] [stdout] --> src/equation_solver.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/equation_solver.rs:77:32 [INFO] [stdout] | [INFO] [stdout] 77 | let new_left_side = if (!flip) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 77 - let new_left_side = if (!flip) { [INFO] [stdout] 77 + let new_left_side = if !flip { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/equation_solver.rs:101:19 [INFO] [stdout] | [INFO] [stdout] 101 | return if (!flip) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 101 - return if (!flip) { [INFO] [stdout] 101 + return if !flip { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::equation::*` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use crate::equation::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/main.rs:50:26 [INFO] [stdout] | [INFO] [stdout] 50 | let values = (*box_tuple.clone()); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 50 - let values = (*box_tuple.clone()); [INFO] [stdout] 50 + let values = *box_tuple.clone(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/main.rs:58:26 [INFO] [stdout] | [INFO] [stdout] 58 | let values = (*box_tuple.clone()); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 58 - let values = (*box_tuple.clone()); [INFO] [stdout] 58 + let values = *box_tuple.clone(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/main.rs:66:26 [INFO] [stdout] | [INFO] [stdout] 66 | let values = (*box_tuple.clone()); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 66 - let values = (*box_tuple.clone()); [INFO] [stdout] 66 + let values = *box_tuple.clone(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/main.rs:74:26 [INFO] [stdout] | [INFO] [stdout] 74 | let values = (*box_tuple.clone()); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 74 - let values = (*box_tuple.clone()); [INFO] [stdout] 74 + let values = *box_tuple.clone(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/equation_solver.rs:19:13 [INFO] [stdout] | [INFO] [stdout] 19 | let mut variable_path = self.get_variable_path()?; [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | let mut new_eq_result = solver.solve_step(); [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:102:13 [INFO] [stdout] | [INFO] [stdout] 102 | let mut equation = equation::Equation::from_tokens(tokens); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:108:13 [INFO] [stdout] | [INFO] [stdout] 108 | let mut solver = [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.34s [INFO] running `Command { std: "docker" "inspect" "3f2e250c62df9a139122be9a10d899da00b02f570d29e8d9f3d26d71bece6e13", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f2e250c62df9a139122be9a10d899da00b02f570d29e8d9f3d26d71bece6e13", kill_on_drop: false }` [INFO] [stdout] 3f2e250c62df9a139122be9a10d899da00b02f570d29e8d9f3d26d71bece6e13 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d75370c6896a6bdd870c54c275c4c0f1c8b3b8f9c0effda478a838df9445796a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "d75370c6896a6bdd870c54c275c4c0f1c8b3b8f9c0effda478a838df9445796a", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `std::borrow::Borrow` [INFO] [stderr] --> src/equation_solver.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::borrow::Borrow; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/equation_solver.rs:77:32 [INFO] [stderr] | [INFO] [stderr] 77 | let new_left_side = if (!flip) { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 77 - let new_left_side = if (!flip) { [INFO] [stderr] 77 + let new_left_side = if !flip { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/equation_solver.rs:101:19 [INFO] [stderr] | [INFO] [stderr] 101 | return if (!flip) { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 101 - return if (!flip) { [INFO] [stderr] 101 + return if !flip { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::equation::*` [INFO] [stderr] --> src/main.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use crate::equation::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/main.rs:50:26 [INFO] [stderr] | [INFO] [stderr] 50 | let values = (*box_tuple.clone()); [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 50 - let values = (*box_tuple.clone()); [INFO] [stderr] 50 + let values = *box_tuple.clone(); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/main.rs:58:26 [INFO] [stderr] | [INFO] [stderr] 58 | let values = (*box_tuple.clone()); [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 58 - let values = (*box_tuple.clone()); [INFO] [stderr] 58 + let values = *box_tuple.clone(); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/main.rs:66:26 [INFO] [stderr] | [INFO] [stderr] 66 | let values = (*box_tuple.clone()); [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 66 - let values = (*box_tuple.clone()); [INFO] [stderr] 66 + let values = *box_tuple.clone(); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/main.rs:74:26 [INFO] [stderr] | [INFO] [stderr] 74 | let values = (*box_tuple.clone()); [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 74 - let values = (*box_tuple.clone()); [INFO] [stderr] 74 + let values = *box_tuple.clone(); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/equation_solver.rs:19:13 [INFO] [stderr] | [INFO] [stderr] 19 | let mut variable_path = self.get_variable_path()?; [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:37:9 [INFO] [stderr] | [INFO] [stderr] 37 | let mut new_eq_result = solver.solve_step(); [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:102:13 [INFO] [stderr] | [INFO] [stderr] 102 | let mut equation = equation::Equation::from_tokens(tokens); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:108:13 [INFO] [stderr] | [INFO] [stderr] 108 | let mut solver = [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: `algebra` (bin "algebra" test) generated 12 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/algebra-b1f0aec64741cd68) [INFO] running `Command { std: "docker" "inspect" "d75370c6896a6bdd870c54c275c4c0f1c8b3b8f9c0effda478a838df9445796a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d75370c6896a6bdd870c54c275c4c0f1c8b3b8f9c0effda478a838df9445796a", kill_on_drop: false }` [INFO] [stdout] d75370c6896a6bdd870c54c275c4c0f1c8b3b8f9c0effda478a838df9445796a