[INFO] cloning repository https://github.com/AhmedDiaab/problem-solving-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AhmedDiaab/problem-solving-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAhmedDiaab%2Fproblem-solving-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAhmedDiaab%2Fproblem-solving-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6f4037e2e6c8b0a4a4d0ca7861eb08bc34911ac1
[INFO] checking AhmedDiaab/problem-solving-rust against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAhmedDiaab%2Fproblem-solving-rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AhmedDiaab/problem-solving-rust
[INFO] finished tweaking git repo https://github.com/AhmedDiaab/problem-solving-rust
[INFO] tweaked toml for git repo https://github.com/AhmedDiaab/problem-solving-rust written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AhmedDiaab/problem-solving-rust on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AhmedDiaab/problem-solving-rust 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d584263c0bdd2cf44695a35fa7f461b3117c5eaf671431bfcc574a13f05d850d
[INFO] running `Command { std: "docker" "start" "-a" "d584263c0bdd2cf44695a35fa7f461b3117c5eaf671431bfcc574a13f05d850d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d584263c0bdd2cf44695a35fa7f461b3117c5eaf671431bfcc574a13f05d850d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d584263c0bdd2cf44695a35fa7f461b3117c5eaf671431bfcc574a13f05d850d", kill_on_drop: false }`
[INFO] [stdout] d584263c0bdd2cf44695a35fa7f461b3117c5eaf671431bfcc574a13f05d850d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05681a390e8e1b54276ce70bdee5b19b8035b128a97e558c698d28884a1bb321
[INFO] running `Command { std: "docker" "start" "-a" "05681a390e8e1b54276ce70bdee5b19b8035b128a97e558c698d28884a1bb321", kill_on_drop: false }`
[INFO] [stderr]     Checking problem-solving-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/week_1/D/main.rs:22:16
[INFO] [stdout]    |
[INFO] [stdout] 22 |         sum += (7 - face);
[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] 22 -         sum += (7 - face);
[INFO] [stdout] 22 +         sum += 7 - face ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]   --> src/week_2/L/main.rs:19:27
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let target_score = if input >= 0 && input < 40 {
[INFO] [stdout]    |                           ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/week_1/G/main.rs:20:15
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let sbp = (((sbp_values[0] - sbp_values[1]) / 3 as f32) + sbp_values[1]);
[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] 20 -     let sbp = (((sbp_values[0] - sbp_values[1]) / 3 as f32) + sbp_values[1]);
[INFO] [stdout] 20 +     let sbp = ((sbp_values[0] - sbp_values[1]) / 3 as f32) + sbp_values[1] ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/week_1/G/main.rs:20:15
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let sbp = (((sbp_values[0] - sbp_values[1]) / 3 as f32) + sbp_values[1]);
[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] 20 -     let sbp = (((sbp_values[0] - sbp_values[1]) / 3 as f32) + sbp_values[1]);
[INFO] [stdout] 20 +     let sbp = ((sbp_values[0] - sbp_values[1]) / 3 as f32) + sbp_values[1] ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]   --> src/week_2/L/main.rs:19:27
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let target_score = if input >= 0 && input < 40 {
[INFO] [stdout]    |                           ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/week_1/D/main.rs:22:16
[INFO] [stdout]    |
[INFO] [stdout] 22 |         sum += (7 - face);
[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] 22 -         sum += (7 - face);
[INFO] [stdout] 22 +         sum += 7 - face ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]  --> src/week_2/F/main.rs:8:78
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let string_number: Vec<String> = input.split_whitespace().filter_map(|f| f.parse::<String>().ok()).collect();
[INFO] [stdout]   |                                                                              ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `problem-solving-rust` (bin "week_2_f") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]  --> src/week_2/F/main.rs:8:78
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let string_number: Vec<String> = input.split_whitespace().filter_map(|f| f.parse::<String>().ok()).collect();
[INFO] [stdout]   |                                                                              ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `problem-solving-rust` (bin "week_2_f" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "05681a390e8e1b54276ce70bdee5b19b8035b128a97e558c698d28884a1bb321", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05681a390e8e1b54276ce70bdee5b19b8035b128a97e558c698d28884a1bb321", kill_on_drop: false }`
[INFO] [stdout] 05681a390e8e1b54276ce70bdee5b19b8035b128a97e558c698d28884a1bb321