[INFO] cloning repository https://github.com/Matteo-Gigli/Rust-From-Beginning-To-Master [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Matteo-Gigli/Rust-From-Beginning-To-Master" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMatteo-Gigli%2FRust-From-Beginning-To-Master", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMatteo-Gigli%2FRust-From-Beginning-To-Master'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a6d5a8a65d7ef705b183c7f6a98dc0928ef3b72c [INFO] testing Matteo-Gigli/Rust-From-Beginning-To-Master against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMatteo-Gigli%2FRust-From-Beginning-To-Master" "/workspace/builds/worker-18/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-18/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Matteo-Gigli/Rust-From-Beginning-To-Master on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Matteo-Gigli/Rust-From-Beginning-To-Master [INFO] finished tweaking git repo https://github.com/Matteo-Gigli/Rust-From-Beginning-To-Master [INFO] tweaked toml for git repo https://github.com/Matteo-Gigli/Rust-From-Beginning-To-Master written to /workspace/builds/worker-18/source/Cargo.toml [INFO] crate git repo https://github.com/Matteo-Gigli/Rust-From-Beginning-To-Master already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating git repository `https://github.com/rust-lang-nursery/rand` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9fbb48dc498fde46c09d53b3f03480ccc578144261f634f7a46aadcf978627ae [INFO] running `Command { std: "docker" "start" "-a" "9fbb48dc498fde46c09d53b3f03480ccc578144261f634f7a46aadcf978627ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9fbb48dc498fde46c09d53b3f03480ccc578144261f634f7a46aadcf978627ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9fbb48dc498fde46c09d53b3f03480ccc578144261f634f7a46aadcf978627ae", kill_on_drop: false }` [INFO] [stdout] 9fbb48dc498fde46c09d53b3f03480ccc578144261f634f7a46aadcf978627ae [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e9733efe76c6af868aafc6cb61ab9eb67c75a847550816a41eed9085db3183c5 [INFO] running `Command { std: "docker" "start" "-a" "e9733efe76c6af868aafc6cb61ab9eb67c75a847550816a41eed9085db3183c5", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling rand_core v0.6.4 (https://github.com/rust-lang-nursery/rand#19404d68) [INFO] [stderr] Compiling rand_chacha v0.3.1 (https://github.com/rust-lang-nursery/rand#19404d68) [INFO] [stderr] Compiling rand v0.8.5 (https://github.com/rust-lang-nursery/rand#19404d68) [INFO] [stderr] Compiling From_beginning_to_master v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::hash::Hash` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::hash::Hash; [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/main.rs:11:13 [INFO] [stdout] | [INFO] [stdout] 11 | }else if(n1 % 3 == 0){ [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 11 - }else if(n1 % 3 == 0){ [INFO] [stdout] 11 + }else if n1 % 3 == 0 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | }else if(n2 % 3 == 0){ [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 21 - }else if(n2 % 3 == 0){ [INFO] [stdout] 21 + }else if n2 % 3 == 0 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:180:19 [INFO] [stdout] | [INFO] [stdout] 180 | } else if (i == 14) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 180 - } else if (i == 14) { [INFO] [stdout] 180 + } else if i == 14 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:198:19 [INFO] [stdout] | [INFO] [stdout] 198 | } else if (count == 5) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 198 - } else if (count == 5) { [INFO] [stdout] 198 + } else if count == 5 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:412:8 [INFO] [stdout] | [INFO] [stdout] 412 | if (convert_new_number % 4 == 0) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 412 - if (convert_new_number % 4 == 0) { [INFO] [stdout] 412 + if convert_new_number % 4 == 0 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `number` [INFO] [stdout] --> src/main.rs:40:9 [INFO] [stdout] | [INFO] [stdout] 40 | let number: i32 = 10; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_number` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `float_number` [INFO] [stdout] --> src/main.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | let float_number: f32 = 10.0; [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_float_number` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `converted_new_str_in_string` [INFO] [stdout] --> src/main.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | let converted_new_str_in_string = new_str.to_string(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_converted_new_str_in_string` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `set_a_new_string` [INFO] [stdout] --> src/main.rs:44:9 [INFO] [stdout] | [INFO] [stdout] 44 | let set_a_new_string = String::new(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_set_a_new_string` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `my_not_setted_variable` is assigned to, but never used [INFO] [stdout] --> src/main.rs:47:9 [INFO] [stdout] | [INFO] [stdout] 47 | let my_not_setted_variable: i32; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_my_not_setted_variable` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `my_not_setted_variable` is never read [INFO] [stdout] --> src/main.rs:48:5 [INFO] [stdout] | [INFO] [stdout] 48 | my_not_setted_variable = 5; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `my_array` [INFO] [stdout] --> src/main.rs:56:9 [INFO] [stdout] | [INFO] [stdout] 56 | let my_array = [1, 2, 3, 4, 5, 6]; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_array` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `my_array2` [INFO] [stdout] --> src/main.rs:57:9 [INFO] [stdout] | [INFO] [stdout] 57 | let my_array2: [i32; 5] = [1, 2, 3, 4, 5]; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_array2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `convert_new_number` [INFO] [stdout] --> src/main.rs:64:9 [INFO] [stdout] | [INFO] [stdout] 64 | let convert_new_number = new_number as i8; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_convert_new_number` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `converted_a_string` [INFO] [stdout] --> src/main.rs:66:9 [INFO] [stdout] | [INFO] [stdout] 66 | let converted_a_string = a_string.to_string(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_converted_a_string` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:252:17 [INFO] [stdout] | [INFO] [stdout] 252 | if let Some(i) = option_number { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:375:9 [INFO] [stdout] | [INFO] [stdout] 375 | for i in 0..convert_tell_me_third { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `number` [INFO] [stdout] --> src/main.rs:667:16 [INFO] [stdout] | [INFO] [stdout] 667 | Some(&number)=> {println!("Matteo Number is {:?}", my_hashmap.get("Matteo"))}, [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_number` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:149:9 [INFO] [stdout] | [INFO] [stdout] 149 | let mut my_newest_vector = vec![10, 11, 12, 13, 14, 15]; [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: function is never used: `my_self_and_super_outside_function` [INFO] [stdout] --> src/main.rs:576:8 [INFO] [stdout] | [INFO] [stdout] 576 | fn my_self_and_super_outside_function(){ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `checked_division` [INFO] [stdout] --> src/main.rs:644:8 [INFO] [stdout] | [INFO] [stdout] 644 | fn checked_division(n1:i32 , n2:i32)-> Option{ [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `private_function` [INFO] [stdout] --> src/main.rs:531:12 [INFO] [stdout] | [INFO] [stdout] 531 | fn private_function() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate `From_beginning_to_master` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] = help: convert the identifier to snake case: `from_beginning_to_master` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 24 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 04s [INFO] running `Command { std: "docker" "inspect" "e9733efe76c6af868aafc6cb61ab9eb67c75a847550816a41eed9085db3183c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e9733efe76c6af868aafc6cb61ab9eb67c75a847550816a41eed9085db3183c5", kill_on_drop: false }` [INFO] [stdout] e9733efe76c6af868aafc6cb61ab9eb67c75a847550816a41eed9085db3183c5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f785e492b748eaab6c69f67000cbe6a4eb5b3feaca813c134efc178817deab2f [INFO] running `Command { std: "docker" "start" "-a" "f785e492b748eaab6c69f67000cbe6a4eb5b3feaca813c134efc178817deab2f", kill_on_drop: false }` [INFO] [stderr] Compiling From_beginning_to_master v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::hash::Hash` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::hash::Hash; [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/main.rs:11:13 [INFO] [stdout] | [INFO] [stdout] 11 | }else if(n1 % 3 == 0){ [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 11 - }else if(n1 % 3 == 0){ [INFO] [stdout] 11 + }else if n1 % 3 == 0 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | }else if(n2 % 3 == 0){ [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 21 - }else if(n2 % 3 == 0){ [INFO] [stdout] 21 + }else if n2 % 3 == 0 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:180:19 [INFO] [stdout] | [INFO] [stdout] 180 | } else if (i == 14) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 180 - } else if (i == 14) { [INFO] [stdout] 180 + } else if i == 14 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:198:19 [INFO] [stdout] | [INFO] [stdout] 198 | } else if (count == 5) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 198 - } else if (count == 5) { [INFO] [stdout] 198 + } else if count == 5 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:412:8 [INFO] [stdout] | [INFO] [stdout] 412 | if (convert_new_number % 4 == 0) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 412 - if (convert_new_number % 4 == 0) { [INFO] [stdout] 412 + if convert_new_number % 4 == 0 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `number` [INFO] [stdout] --> src/main.rs:40:9 [INFO] [stdout] | [INFO] [stdout] 40 | let number: i32 = 10; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_number` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `float_number` [INFO] [stdout] --> src/main.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | let float_number: f32 = 10.0; [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_float_number` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `converted_new_str_in_string` [INFO] [stdout] --> src/main.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | let converted_new_str_in_string = new_str.to_string(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_converted_new_str_in_string` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `set_a_new_string` [INFO] [stdout] --> src/main.rs:44:9 [INFO] [stdout] | [INFO] [stdout] 44 | let set_a_new_string = String::new(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_set_a_new_string` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `my_not_setted_variable` is assigned to, but never used [INFO] [stdout] --> src/main.rs:47:9 [INFO] [stdout] | [INFO] [stdout] 47 | let my_not_setted_variable: i32; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_my_not_setted_variable` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `my_not_setted_variable` is never read [INFO] [stdout] --> src/main.rs:48:5 [INFO] [stdout] | [INFO] [stdout] 48 | my_not_setted_variable = 5; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `my_array` [INFO] [stdout] --> src/main.rs:56:9 [INFO] [stdout] | [INFO] [stdout] 56 | let my_array = [1, 2, 3, 4, 5, 6]; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_array` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `my_array2` [INFO] [stdout] --> src/main.rs:57:9 [INFO] [stdout] | [INFO] [stdout] 57 | let my_array2: [i32; 5] = [1, 2, 3, 4, 5]; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_array2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `convert_new_number` [INFO] [stdout] --> src/main.rs:64:9 [INFO] [stdout] | [INFO] [stdout] 64 | let convert_new_number = new_number as i8; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_convert_new_number` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `converted_a_string` [INFO] [stdout] --> src/main.rs:66:9 [INFO] [stdout] | [INFO] [stdout] 66 | let converted_a_string = a_string.to_string(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_converted_a_string` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:252:17 [INFO] [stdout] | [INFO] [stdout] 252 | if let Some(i) = option_number { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:375:9 [INFO] [stdout] | [INFO] [stdout] 375 | for i in 0..convert_tell_me_third { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `number` [INFO] [stdout] --> src/main.rs:667:16 [INFO] [stdout] | [INFO] [stdout] 667 | Some(&number)=> {println!("Matteo Number is {:?}", my_hashmap.get("Matteo"))}, [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_number` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:149:9 [INFO] [stdout] | [INFO] [stdout] 149 | let mut my_newest_vector = vec![10, 11, 12, 13, 14, 15]; [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: crate `From_beginning_to_master` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] = help: convert the identifier to snake case: `from_beginning_to_master` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 21 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.98s [INFO] running `Command { std: "docker" "inspect" "f785e492b748eaab6c69f67000cbe6a4eb5b3feaca813c134efc178817deab2f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f785e492b748eaab6c69f67000cbe6a4eb5b3feaca813c134efc178817deab2f", kill_on_drop: false }` [INFO] [stdout] f785e492b748eaab6c69f67000cbe6a4eb5b3feaca813c134efc178817deab2f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d02613cd30c605dae05374b2a57ab9148c32a62e83940844874eb9ffb2122646 [INFO] running `Command { std: "docker" "start" "-a" "d02613cd30c605dae05374b2a57ab9148c32a62e83940844874eb9ffb2122646", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `std::hash::Hash` [INFO] [stderr] --> src/main.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::hash::Hash; [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/main.rs:11:13 [INFO] [stderr] | [INFO] [stderr] 11 | }else if(n1 % 3 == 0){ [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 11 - }else if(n1 % 3 == 0){ [INFO] [stderr] 11 + }else if n1 % 3 == 0 { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/main.rs:21:13 [INFO] [stderr] | [INFO] [stderr] 21 | }else if(n2 % 3 == 0){ [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 21 - }else if(n2 % 3 == 0){ [INFO] [stderr] 21 + }else if n2 % 3 == 0 { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/main.rs:180:19 [INFO] [stderr] | [INFO] [stderr] 180 | } else if (i == 14) { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 180 - } else if (i == 14) { [INFO] [stderr] 180 + } else if i == 14 { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/main.rs:198:19 [INFO] [stderr] | [INFO] [stderr] 198 | } else if (count == 5) { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 198 - } else if (count == 5) { [INFO] [stderr] 198 + } else if count == 5 { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/main.rs:412:8 [INFO] [stderr] | [INFO] [stderr] 412 | if (convert_new_number % 4 == 0) { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 412 - if (convert_new_number % 4 == 0) { [INFO] [stderr] 412 + if convert_new_number % 4 == 0 { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unused variable: `number` [INFO] [stderr] --> src/main.rs:40:9 [INFO] [stderr] | [INFO] [stderr] 40 | let number: i32 = 10; [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_number` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `float_number` [INFO] [stderr] --> src/main.rs:41:9 [INFO] [stderr] | [INFO] [stderr] 41 | let float_number: f32 = 10.0; [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_float_number` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `converted_new_str_in_string` [INFO] [stderr] --> src/main.rs:43:9 [INFO] [stderr] | [INFO] [stderr] 43 | let converted_new_str_in_string = new_str.to_string(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_converted_new_str_in_string` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `set_a_new_string` [INFO] [stderr] --> src/main.rs:44:9 [INFO] [stderr] | [INFO] [stderr] 44 | let set_a_new_string = String::new(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_set_a_new_string` [INFO] [stderr] [INFO] [stderr] warning: variable `my_not_setted_variable` is assigned to, but never used [INFO] [stderr] --> src/main.rs:47:9 [INFO] [stderr] | [INFO] [stderr] 47 | let my_not_setted_variable: i32; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_my_not_setted_variable` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `my_not_setted_variable` is never read [INFO] [stderr] --> src/main.rs:48:5 [INFO] [stderr] | [INFO] [stderr] 48 | my_not_setted_variable = 5; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `my_array` [INFO] [stderr] --> src/main.rs:56:9 [INFO] [stderr] | [INFO] [stderr] 56 | let my_array = [1, 2, 3, 4, 5, 6]; [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_array` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `my_array2` [INFO] [stderr] --> src/main.rs:57:9 [INFO] [stderr] | [INFO] [stderr] 57 | let my_array2: [i32; 5] = [1, 2, 3, 4, 5]; [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_array2` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `convert_new_number` [INFO] [stderr] --> src/main.rs:64:9 [INFO] [stderr] | [INFO] [stderr] 64 | let convert_new_number = new_number as i8; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_convert_new_number` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `converted_a_string` [INFO] [stderr] --> src/main.rs:66:9 [INFO] [stderr] | [INFO] [stderr] 66 | let converted_a_string = a_string.to_string(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_converted_a_string` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:252:17 [INFO] [stderr] | [INFO] [stderr] 252 | if let Some(i) = option_number { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:375:9 [INFO] [stderr] | [INFO] [stderr] 375 | for i in 0..convert_tell_me_third { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `number` [INFO] [stderr] --> src/main.rs:667:16 [INFO] [stderr] | [INFO] [stderr] 667 | Some(&number)=> {println!("Matteo Number is {:?}", my_hashmap.get("Matteo"))}, [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_number` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:149:9 [INFO] [stderr] | [INFO] [stderr] 149 | let mut my_newest_vector = vec![10, 11, 12, 13, 14, 15]; [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: crate `From_beginning_to_master` should have a snake case name [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] = help: convert the identifier to snake case: `from_beginning_to_master` [INFO] [stderr] [INFO] [stderr] warning: `From_beginning_to_master` (bin "From_beginning_to_master" test) generated 21 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.88s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/From_beginning_to_master-c90c694585c6fe38) [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] running `Command { std: "docker" "inspect" "d02613cd30c605dae05374b2a57ab9148c32a62e83940844874eb9ffb2122646", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d02613cd30c605dae05374b2a57ab9148c32a62e83940844874eb9ffb2122646", kill_on_drop: false }` [INFO] [stdout] d02613cd30c605dae05374b2a57ab9148c32a62e83940844874eb9ffb2122646