[INFO] cloning repository https://github.com/Icedude907/centroidsolver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Icedude907/centroidsolver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIcedude907%2Fcentroidsolver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIcedude907%2Fcentroidsolver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6de97c178156f8cc3687a606af3020236d2c4117
[INFO] building Icedude907/centroidsolver against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIcedude907%2Fcentroidsolver" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Icedude907/centroidsolver on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Icedude907/centroidsolver
[INFO] finished tweaking git repo https://github.com/Icedude907/centroidsolver
[INFO] tweaked toml for git repo https://github.com/Icedude907/centroidsolver written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Icedude907/centroidsolver 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded indoc v2.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9668e9ad197930edb8bbe7b06d423683bd2b38803d6c34e58b5513fbbc1bc005
[INFO] running `Command { std: "docker" "start" "-a" "9668e9ad197930edb8bbe7b06d423683bd2b38803d6c34e58b5513fbbc1bc005", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9668e9ad197930edb8bbe7b06d423683bd2b38803d6c34e58b5513fbbc1bc005", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9668e9ad197930edb8bbe7b06d423683bd2b38803d6c34e58b5513fbbc1bc005", kill_on_drop: false }`
[INFO] [stdout] 9668e9ad197930edb8bbe7b06d423683bd2b38803d6c34e58b5513fbbc1bc005
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] abfbf7abad0e7ffdd7b3367885b08f77cf4a38fa0b86ec0f05fb42168d82df07
[INFO] running `Command { std: "docker" "start" "-a" "abfbf7abad0e7ffdd7b3367885b08f77cf4a38fa0b86ec0f05fb42168d82df07", kill_on_drop: false }`
[INFO] [stderr]    Compiling indoc v2.0.1
[INFO] [stderr]    Compiling fast-float v0.2.0
[INFO] [stderr]    Compiling termcolor v1.2.0
[INFO] [stderr]    Compiling centroidsolve v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/main.rs:118:14
[INFO] [stdout]     |
[INFO] [stdout] 118 |         for (i, e) in self.entries.iter().enumerate(){
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |         write!(&mut cb, "{}, {:?}, {:?}", sign, self.location, self.data);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         cb.reset();
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let _ = cb.reset();
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `printEntries` should have a snake case name
[INFO] [stdout]   --> src/main.rs:91:8
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn printEntries(&self){
[INFO] [stdout]    |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `print_entries`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:96:13
[INFO] [stdout]    |
[INFO] [stdout] 96 |             printer.print(&e.coloured_string());
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 96 |             let _ = printer.print(&e.coloured_string());
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `printTableSolver` should have a snake case name
[INFO] [stdout]    --> src/main.rs:101:8
[INFO] [stdout]     |
[INFO] [stdout] 101 |     fn printTableSolver(&self){
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `print_table_solver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `sum_A` should have a snake case name
[INFO] [stdout]    --> src/main.rs:110:17
[INFO] [stdout]     |
[INFO] [stdout] 110 |         let mut sum_A = 0.0;
[INFO] [stdout]     |                 ^^^^^ help: convert the identifier to snake case: `sum_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `sum_xA` should have a snake case name
[INFO] [stdout]    --> src/main.rs:111:17
[INFO] [stdout]     |
[INFO] [stdout] 111 |         let mut sum_xA = 0.0;
[INFO] [stdout]     |                 ^^^^^^ help: convert the identifier to snake case: `sum_x_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `sum_yA` should have a snake case name
[INFO] [stdout]    --> src/main.rs:112:17
[INFO] [stdout]     |
[INFO] [stdout] 112 |         let mut sum_yA = 0.0;
[INFO] [stdout]     |                 ^^^^^^ help: convert the identifier to snake case: `sum_y_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `xA` should have a snake case name
[INFO] [stdout]    --> src/main.rs:122:17
[INFO] [stdout]     |
[INFO] [stdout] 122 |             let xA = centroid.x * area;
[INFO] [stdout]     |                 ^^ help: convert the identifier to snake case: `x_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `yA` should have a snake case name
[INFO] [stdout]    --> src/main.rs:123:17
[INFO] [stdout]     |
[INFO] [stdout] 123 |             let yA = centroid.y * area;
[INFO] [stdout]     |                 ^^ help: convert the identifier to snake case: `y_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:134:13
[INFO] [stdout]     |
[INFO] [stdout] 134 | /             writeln!(&mut rowbuf, "|{:>10.*}|{:>7.3}|{:>12.3}|{:>7.3}|{:>12.3}|",
[INFO] [stdout] 135 | |                      areaprecision, area, centroid.x, xA, centroid.y, yA);
[INFO] [stdout]     | |_________________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:136:13
[INFO] [stdout]     |
[INFO] [stdout] 136 |             rowbuf.reset();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 136 |             let _ = rowbuf.reset();
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:137:13
[INFO] [stdout]     |
[INFO] [stdout] 137 |             printer.print(&rowbuf);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 137 |             let _ = printer.print(&rowbuf);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:229:5
[INFO] [stdout]     |
[INFO] [stdout] 229 |     std::io::stdin().read_line(&mut s);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 229 |     let _ = std::io::stdin().read_line(&mut s);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `isRed` should have a snake case name
[INFO] [stdout]    --> src/main.rs:331:21
[INFO] [stdout]     |
[INFO] [stdout] 331 | fn coloured_by_bool(isRed: bool) -> TermBuffer{
[INFO] [stdout]     |                     ^^^^^ help: convert the identifier to snake case: `is_red`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:334:5
[INFO] [stdout]     |
[INFO] [stdout] 334 |     t.set_color(ColorSpec::new().set_fg(Some(color)));
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 334 |     let _ = t.set_color(ColorSpec::new().set_fg(Some(color)));
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "abfbf7abad0e7ffdd7b3367885b08f77cf4a38fa0b86ec0f05fb42168d82df07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abfbf7abad0e7ffdd7b3367885b08f77cf4a38fa0b86ec0f05fb42168d82df07", kill_on_drop: false }`
[INFO] [stdout] abfbf7abad0e7ffdd7b3367885b08f77cf4a38fa0b86ec0f05fb42168d82df07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00d00d815a3173a184266ba142cb61303e40c1db6cb7bb37957e2f43bcace61b
[INFO] running `Command { std: "docker" "start" "-a" "00d00d815a3173a184266ba142cb61303e40c1db6cb7bb37957e2f43bcace61b", kill_on_drop: false }`
[INFO] [stderr]    Compiling centroidsolve v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/main.rs:118:14
[INFO] [stdout]     |
[INFO] [stdout] 118 |         for (i, e) in self.entries.iter().enumerate(){
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |         write!(&mut cb, "{}, {:?}, {:?}", sign, self.location, self.data);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         cb.reset();
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let _ = cb.reset();
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `printEntries` should have a snake case name
[INFO] [stdout]   --> src/main.rs:91:8
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn printEntries(&self){
[INFO] [stdout]    |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `print_entries`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:96:13
[INFO] [stdout]    |
[INFO] [stdout] 96 |             printer.print(&e.coloured_string());
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 96 |             let _ = printer.print(&e.coloured_string());
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `printTableSolver` should have a snake case name
[INFO] [stdout]    --> src/main.rs:101:8
[INFO] [stdout]     |
[INFO] [stdout] 101 |     fn printTableSolver(&self){
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `print_table_solver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `sum_A` should have a snake case name
[INFO] [stdout]    --> src/main.rs:110:17
[INFO] [stdout]     |
[INFO] [stdout] 110 |         let mut sum_A = 0.0;
[INFO] [stdout]     |                 ^^^^^ help: convert the identifier to snake case: `sum_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `sum_xA` should have a snake case name
[INFO] [stdout]    --> src/main.rs:111:17
[INFO] [stdout]     |
[INFO] [stdout] 111 |         let mut sum_xA = 0.0;
[INFO] [stdout]     |                 ^^^^^^ help: convert the identifier to snake case: `sum_x_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `sum_yA` should have a snake case name
[INFO] [stdout]    --> src/main.rs:112:17
[INFO] [stdout]     |
[INFO] [stdout] 112 |         let mut sum_yA = 0.0;
[INFO] [stdout]     |                 ^^^^^^ help: convert the identifier to snake case: `sum_y_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `xA` should have a snake case name
[INFO] [stdout]    --> src/main.rs:122:17
[INFO] [stdout]     |
[INFO] [stdout] 122 |             let xA = centroid.x * area;
[INFO] [stdout]     |                 ^^ help: convert the identifier to snake case: `x_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `yA` should have a snake case name
[INFO] [stdout]    --> src/main.rs:123:17
[INFO] [stdout]     |
[INFO] [stdout] 123 |             let yA = centroid.y * area;
[INFO] [stdout]     |                 ^^ help: convert the identifier to snake case: `y_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:134:13
[INFO] [stdout]     |
[INFO] [stdout] 134 | /             writeln!(&mut rowbuf, "|{:>10.*}|{:>7.3}|{:>12.3}|{:>7.3}|{:>12.3}|",
[INFO] [stdout] 135 | |                      areaprecision, area, centroid.x, xA, centroid.y, yA);
[INFO] [stdout]     | |_________________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:136:13
[INFO] [stdout]     |
[INFO] [stdout] 136 |             rowbuf.reset();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 136 |             let _ = rowbuf.reset();
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:137:13
[INFO] [stdout]     |
[INFO] [stdout] 137 |             printer.print(&rowbuf);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 137 |             let _ = printer.print(&rowbuf);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:229:5
[INFO] [stdout]     |
[INFO] [stdout] 229 |     std::io::stdin().read_line(&mut s);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 229 |     let _ = std::io::stdin().read_line(&mut s);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `isRed` should have a snake case name
[INFO] [stdout]    --> src/main.rs:331:21
[INFO] [stdout]     |
[INFO] [stdout] 331 | fn coloured_by_bool(isRed: bool) -> TermBuffer{
[INFO] [stdout]     |                     ^^^^^ help: convert the identifier to snake case: `is_red`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:334:5
[INFO] [stdout]     |
[INFO] [stdout] 334 |     t.set_color(ColorSpec::new().set_fg(Some(color)));
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 334 |     let _ = t.set_color(ColorSpec::new().set_fg(Some(color)));
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "00d00d815a3173a184266ba142cb61303e40c1db6cb7bb37957e2f43bcace61b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00d00d815a3173a184266ba142cb61303e40c1db6cb7bb37957e2f43bcace61b", kill_on_drop: false }`
[INFO] [stdout] 00d00d815a3173a184266ba142cb61303e40c1db6cb7bb37957e2f43bcace61b