[INFO] cloning repository https://github.com/arthrp/project-euler-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arthrp/project-euler-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farthrp%2Fproject-euler-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farthrp%2Fproject-euler-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] adaaa66bd5c6a6d5caec3d081a5bb57938383294
[INFO] testing arthrp/project-euler-rust against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farthrp%2Fproject-euler-rust" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/arthrp/project-euler-rust 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/arthrp/project-euler-rust
[INFO] finished tweaking git repo https://github.com/arthrp/project-euler-rust
[INFO] tweaked toml for git repo https://github.com/arthrp/project-euler-rust written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/arthrp/project-euler-rust 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 284795e442319511d5e3e096fcd7e80917d8e165dcc7d28609db295ef6d41701
[INFO] running `Command { std: "docker" "start" "-a" "284795e442319511d5e3e096fcd7e80917d8e165dcc7d28609db295ef6d41701", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "284795e442319511d5e3e096fcd7e80917d8e165dcc7d28609db295ef6d41701", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "284795e442319511d5e3e096fcd7e80917d8e165dcc7d28609db295ef6d41701", kill_on_drop: false }`
[INFO] [stdout] 284795e442319511d5e3e096fcd7e80917d8e165dcc7d28609db295ef6d41701
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] d56d6d2810d2f389f0cd3a16f3fa70d0b2946658a2efe14208f5ca41fb6b8cc2
[INFO] running `Command { std: "docker" "start" "-a" "d56d6d2810d2f389f0cd3a16f3fa70d0b2946658a2efe14208f5ca41fb6b8cc2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling project-euler-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/euler_7.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     for i in 0..max {
[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: function is never used: `greatest_common_divisor`
[INFO] [stdout]  --> src/../src/math_helper.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn greatest_common_divisor(x1: i128, x2: i128) -> i128 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `lowest_common_multiple`
[INFO] [stdout]  --> src/../src/math_helper.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn lowest_common_multiple(x1: i128, x2: i128) -> i128 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_prime`
[INFO] [stdout]  --> src/../src/math_helper.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn is_prime(num: i128) -> bool {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "d56d6d2810d2f389f0cd3a16f3fa70d0b2946658a2efe14208f5ca41fb6b8cc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d56d6d2810d2f389f0cd3a16f3fa70d0b2946658a2efe14208f5ca41fb6b8cc2", kill_on_drop: false }`
[INFO] [stdout] d56d6d2810d2f389f0cd3a16f3fa70d0b2946658a2efe14208f5ca41fb6b8cc2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] cfb8ece4ad989d0f84ee3d527a7fb9afd436b5e51d103d2f1d841de649318151
[INFO] running `Command { std: "docker" "start" "-a" "cfb8ece4ad989d0f84ee3d527a7fb9afd436b5e51d103d2f1d841de649318151", kill_on_drop: false }`
[INFO] [stderr]    Compiling project-euler-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/euler_7.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     for i in 0..max {
[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: function is never used: `greatest_common_divisor`
[INFO] [stdout]  --> src/../src/math_helper.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn greatest_common_divisor(x1: i128, x2: i128) -> i128 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `lowest_common_multiple`
[INFO] [stdout]  --> src/../src/math_helper.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn lowest_common_multiple(x1: i128, x2: i128) -> i128 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_prime`
[INFO] [stdout]  --> src/../src/math_helper.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn is_prime(num: i128) -> bool {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `lowest_common_multiple`
[INFO] [stdout]  --> tests/../src/math_helper.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn lowest_common_multiple(x1: i128, x2: i128) -> i128 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_prime`
[INFO] [stdout]  --> tests/../src/math_helper.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn is_prime(num: i128) -> bool {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_prime`
[INFO] [stdout]  --> tests/../src/../src/math_helper.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn is_prime(num: i128) -> bool {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> tests/../src/../src/math_helper.rs:12:11
[INFO] [stdout]    |
[INFO] [stdout] 12 |         if(num % i == 0){
[INFO] [stdout]    |           ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `while` condition
[INFO] [stdout]   --> tests/../src/euler_7.rs:23:10
[INFO] [stdout]    |
[INFO] [stdout] 23 |     while(p*p < max){
[INFO] [stdout]    |          ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> tests/../src/euler_7.rs:24:11
[INFO] [stdout]    |
[INFO] [stdout] 24 |         if(is_prime[p as usize]){
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `while` condition
[INFO] [stdout]   --> tests/../src/euler_7.rs:26:18
[INFO] [stdout]    |
[INFO] [stdout] 26 |             while(i < max){
[INFO] [stdout]    |                  ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> tests/../src/euler_7.rs:36:11
[INFO] [stdout]    |
[INFO] [stdout] 36 |         if(is_prime[i as usize]){
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> tests/../src/euler_7.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     for i in 0..max {
[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: function is never used: `greatest_common_divisor`
[INFO] [stdout]  --> tests/../src/../src/math_helper.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn greatest_common_divisor(x1: i128, x2: i128) -> i128 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `lowest_common_multiple`
[INFO] [stdout]  --> tests/../src/../src/math_helper.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn lowest_common_multiple(x1: i128, x2: i128) -> i128 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_prime`
[INFO] [stdout]  --> tests/../src/../src/math_helper.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn is_prime(num: i128) -> bool {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/euler_7.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     for i in 0..max {
[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: function is never used: `greatest_common_divisor`
[INFO] [stdout]  --> src/../src/math_helper.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn greatest_common_divisor(x1: i128, x2: i128) -> i128 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `lowest_common_multiple`
[INFO] [stdout]  --> src/../src/math_helper.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn lowest_common_multiple(x1: i128, x2: i128) -> i128 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_prime`
[INFO] [stdout]  --> src/../src/math_helper.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn is_prime(num: i128) -> bool {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "cfb8ece4ad989d0f84ee3d527a7fb9afd436b5e51d103d2f1d841de649318151", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfb8ece4ad989d0f84ee3d527a7fb9afd436b5e51d103d2f1d841de649318151", kill_on_drop: false }`
[INFO] [stdout] cfb8ece4ad989d0f84ee3d527a7fb9afd436b5e51d103d2f1d841de649318151
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] c8057e00828260d6300f66d273e608cfcd8084d3265767489e1daa4494f74f0e
[INFO] running `Command { std: "docker" "start" "-a" "c8057e00828260d6300f66d273e608cfcd8084d3265767489e1daa4494f74f0e", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `is_prime`
[INFO] [stderr]  --> tests/../src/../src/math_helper.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn is_prime(num: i128) -> bool {
[INFO] [stderr]   |        ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> tests/../src/../src/math_helper.rs:12:11
[INFO] [stderr]    |
[INFO] [stderr] 12 |         if(num % i == 0){
[INFO] [stderr]    |           ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `while` condition
[INFO] [stderr]   --> tests/../src/euler_7.rs:23:10
[INFO] [stderr]    |
[INFO] [stderr] 23 |     while(p*p < max){
[INFO] [stderr]    |          ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> tests/../src/euler_7.rs:24:11
[INFO] [stderr]    |
[INFO] [stderr] 24 |         if(is_prime[p as usize]){
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `while` condition
[INFO] [stderr]   --> tests/../src/euler_7.rs:26:18
[INFO] [stderr]    |
[INFO] [stderr] 26 |             while(i < max){
[INFO] [stderr]    |                  ^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> tests/../src/euler_7.rs:36:11
[INFO] [stderr]    |
[INFO] [stderr] 36 |         if(is_prime[i as usize]){
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> tests/../src/euler_7.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |     for i in 0..max {
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `greatest_common_divisor`
[INFO] [stderr]  --> tests/../src/../src/math_helper.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn greatest_common_divisor(x1: i128, x2: i128) -> i128 {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `lowest_common_multiple`
[INFO] [stderr]  --> tests/../src/../src/math_helper.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn lowest_common_multiple(x1: i128, x2: i128) -> i128 {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_prime`
[INFO] [stderr]  --> tests/../src/../src/math_helper.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn is_prime(num: i128) -> bool {
[INFO] [stderr]   |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `lowest_common_multiple`
[INFO] [stderr]  --> tests/../src/math_helper.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn lowest_common_multiple(x1: i128, x2: i128) -> i128 {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_prime`
[INFO] [stderr]  --> tests/../src/math_helper.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn is_prime(num: i128) -> bool {
[INFO] [stderr]   |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/euler_7.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |     for i in 0..max {
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `greatest_common_divisor`
[INFO] [stderr]  --> src/../src/math_helper.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn greatest_common_divisor(x1: i128, x2: i128) -> i128 {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `lowest_common_multiple`
[INFO] [stderr]  --> src/../src/math_helper.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn lowest_common_multiple(x1: i128, x2: i128) -> i128 {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_prime`
[INFO] [stderr]  --> src/../src/math_helper.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn is_prime(num: i128) -> bool {
[INFO] [stderr]   |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/euler_7.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |     for i in 0..max {
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `greatest_common_divisor`
[INFO] [stderr]  --> src/../src/math_helper.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn greatest_common_divisor(x1: i128, x2: i128) -> i128 {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `lowest_common_multiple`
[INFO] [stderr]  --> src/../src/math_helper.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn lowest_common_multiple(x1: i128, x2: i128) -> i128 {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_prime`
[INFO] [stderr]  --> src/../src/math_helper.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn is_prime(num: i128) -> bool {
[INFO] [stderr]   |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/project_euler_rust-dcfd639402b71ff2)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/euler_five_tests.rs (/opt/rustwide/target/debug/deps/euler_five_tests-e66b7c246bed6604)
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test euler_five_solved_correctly ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/euler_four_tests.rs (/opt/rustwide/target/debug/deps/euler_four_tests-8df766ec515e0207)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/euler_one_tests.rs (/opt/rustwide/target/debug/deps/euler_one_tests-93b3771f04480a23)
[INFO] [stdout] test euler_four_solved_correctly ... ok
[INFO] [stderr]      Running tests/euler_seven_tests.rs (/opt/rustwide/target/debug/deps/euler_seven_tests-2e970e69d2621bee)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.36s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test euler_one_solved_correctly ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/euler_six_tests.rs (/opt/rustwide/target/debug/deps/euler_six_tests-8c0c46c9ad177978)
[INFO] [stdout] test euler_7_solved_correctly ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/euler_three_tests.rs (/opt/rustwide/target/debug/deps/euler_three_tests-24c597dbb92af67e)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test non_func_solved_correctly ... ok
[INFO] [stdout] test func_solved_correctly ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test euler_three_simple_solved_correctly ... ignored
[INFO] [stdout] test euler_three_solved_correctly ... ok
[INFO] [stderr]      Running tests/euler_two_tests.rs (/opt/rustwide/target/debug/deps/euler_two_tests-6c0d764b181e9eb4)
[INFO] [stdout] test is_prime_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test euler_two_solved_correctly ... ok
[INFO] [stdout] test euler_two_recursive_solved_correctly ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c8057e00828260d6300f66d273e608cfcd8084d3265767489e1daa4494f74f0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8057e00828260d6300f66d273e608cfcd8084d3265767489e1daa4494f74f0e", kill_on_drop: false }`
[INFO] [stdout] c8057e00828260d6300f66d273e608cfcd8084d3265767489e1daa4494f74f0e