[INFO] cloning repository https://github.com/KaynHvH/Katie
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KaynHvH/Katie" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKaynHvH%2FKatie", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKaynHvH%2FKatie'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 31ed83c02a64736b9952ec83466626efbe003768
[INFO] testing KaynHvH/Katie against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKaynHvH%2FKatie" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KaynHvH/Katie on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/KaynHvH/Katie
[INFO] finished tweaking git repo https://github.com/KaynHvH/Katie
[INFO] tweaked toml for git repo https://github.com/KaynHvH/Katie written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/KaynHvH/Katie already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 50e42de0ed9ba95c24bd437fe927bd495e258a042a796550ce573b0ead5900a8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "50e42de0ed9ba95c24bd437fe927bd495e258a042a796550ce573b0ead5900a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50e42de0ed9ba95c24bd437fe927bd495e258a042a796550ce573b0ead5900a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50e42de0ed9ba95c24bd437fe927bd495e258a042a796550ce573b0ead5900a8", kill_on_drop: false }`
[INFO] [stdout] 50e42de0ed9ba95c24bd437fe927bd495e258a042a796550ce573b0ead5900a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 527dc4b9d42e0e4dcfe3d247ecde191cb465066f72e30971f254bae473846825
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "527dc4b9d42e0e4dcfe3d247ecde191cb465066f72e30971f254bae473846825", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling tokio v1.10.1
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling learn_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::num::ParseIntError`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::num::ParseIntError; // Just I need that
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `while` condition
[INFO] [stdout]    --> src/main.rs:201:22
[INFO] [stdout]     |
[INFO] [stdout] 201 |                 while(time_to_exit > -1) {
[INFO] [stdout]     |                      ^                 ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 201 -                 while(time_to_exit > -1) {
[INFO] [stdout] 201 +                 while time_to_exit > -1 {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:207:23
[INFO] [stdout]     |
[INFO] [stdout] 207 |                     if(time_to_exit == 0) {
[INFO] [stdout]     |                       ^                 ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 207 -                     if(time_to_exit == 0) {
[INFO] [stdout] 207 +                     if time_to_exit == 0 {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]   --> src/main.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 87 |     let result = year + month + day;
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `random_letters`
[INFO] [stdout]    --> src/main.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 |     for random_letters in 0..letters_len.trim().parse::<u32>().unwrap() {
[INFO] [stdout]     |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_random_letters`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `random_numbers`
[INFO] [stdout]    --> src/main.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 |     for random_numbers in 0..numbers_len.trim().parse::<u32>().unwrap() {
[INFO] [stdout]     |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_random_numbers`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `random_special_chars`
[INFO] [stdout]    --> src/main.rs:151:9
[INFO] [stdout]     |
[INFO] [stdout] 151 |     for random_special_chars in 0..special_char_len.trim().parse::<u32>().unwrap() {
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_random_special_chars`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `for_moment`
[INFO] [stdout]    --> src/main.rs:175:13
[INFO] [stdout]     |
[INFO] [stdout] 175 |         let for_moment = input(&mut help);
[INFO] [stdout]     |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_for_moment`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `firstNumber_before_trim`
[INFO] [stdout]    --> src/main.rs:255:21
[INFO] [stdout]     |
[INFO] [stdout] 255 |                 let firstNumber_before_trim = input(&mut firstNumber);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_firstNumber_before_trim`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `secondNumber_before_trim`
[INFO] [stdout]    --> src/main.rs:260:21
[INFO] [stdout]     |
[INFO] [stdout] 260 |                 let secondNumber_before_trim = input(&mut secondNumber);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_secondNumber_before_trim`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `firstNumber` should have a snake case name
[INFO] [stdout]    --> src/main.rs:254:25
[INFO] [stdout]     |
[INFO] [stdout] 254 |                 let mut firstNumber = String::new();
[INFO] [stdout]     |                         ^^^^^^^^^^^ help: convert the identifier to snake case: `first_number`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `firstNumber_before_trim` should have a snake case name
[INFO] [stdout]    --> src/main.rs:255:21
[INFO] [stdout]     |
[INFO] [stdout] 255 |                 let firstNumber_before_trim = input(&mut firstNumber);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `first_number_before_trim`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `firstNumber_trimmed` should have a snake case name
[INFO] [stdout]    --> src/main.rs:256:21
[INFO] [stdout]     |
[INFO] [stdout] 256 |                 let firstNumber_trimmed = firstNumber.trim();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `first_number_trimmed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `secondNumber` should have a snake case name
[INFO] [stdout]    --> src/main.rs:259:25
[INFO] [stdout]     |
[INFO] [stdout] 259 |                 let mut secondNumber = String::new();
[INFO] [stdout]     |                         ^^^^^^^^^^^^ help: convert the identifier to snake case: `second_number`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `secondNumber_before_trim` should have a snake case name
[INFO] [stdout]    --> src/main.rs:260:21
[INFO] [stdout]     |
[INFO] [stdout] 260 |                 let secondNumber_before_trim = input(&mut secondNumber);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `second_number_before_trim`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `secondNumber_trimmed` should have a snake case name
[INFO] [stdout]    --> src/main.rs:261:21
[INFO] [stdout]     |
[INFO] [stdout] 261 |                 let secondNumber_trimmed = secondNumber.trim();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `second_number_trimmed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `firstNumber_trimmed` should have a snake case name
[INFO] [stdout]    --> src/main.rs:263:21
[INFO] [stdout]     |
[INFO] [stdout] 263 |                 let firstNumber_trimmed: i32 = firstNumber_trimmed.parse().unwrap();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `first_number_trimmed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `secondNumber_trimmed` should have a snake case name
[INFO] [stdout]    --> src/main.rs:264:21
[INFO] [stdout]     |
[INFO] [stdout] 264 |                 let secondNumber_trimmed: i32 = secondNumber_trimmed.parse().unwrap();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `second_number_trimmed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `upperLimit_result1` should have a snake case name
[INFO] [stdout]    --> src/main.rs:281:21
[INFO] [stdout]     |
[INFO] [stdout] 281 |                 let upperLimit_result1: u64 = (firstNumber_trimmed * firstNumber_trimmed) as u64;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `upper_limit_result1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `upperLimit_result2` should have a snake case name
[INFO] [stdout]    --> src/main.rs:282:21
[INFO] [stdout]     |
[INFO] [stdout] 282 |                 let upperLimit_result2: u64 = (secondNumber_trimmed * secondNumber_trimmed) as u64;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `upper_limit_result2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.63s
[INFO] running `Command { std: "docker" "inspect" "527dc4b9d42e0e4dcfe3d247ecde191cb465066f72e30971f254bae473846825", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "527dc4b9d42e0e4dcfe3d247ecde191cb465066f72e30971f254bae473846825", kill_on_drop: false }`
[INFO] [stdout] 527dc4b9d42e0e4dcfe3d247ecde191cb465066f72e30971f254bae473846825
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bec685b701ea0f64d69fb0702891df32d1c3b82e2a30b8cdd9a0ce5e32ebc4c0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bec685b701ea0f64d69fb0702891df32d1c3b82e2a30b8cdd9a0ce5e32ebc4c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling learn_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::num::ParseIntError`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::num::ParseIntError; // Just I need that
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `while` condition
[INFO] [stdout]    --> src/main.rs:201:22
[INFO] [stdout]     |
[INFO] [stdout] 201 |                 while(time_to_exit > -1) {
[INFO] [stdout]     |                      ^                 ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 201 -                 while(time_to_exit > -1) {
[INFO] [stdout] 201 +                 while time_to_exit > -1 {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:207:23
[INFO] [stdout]     |
[INFO] [stdout] 207 |                     if(time_to_exit == 0) {
[INFO] [stdout]     |                       ^                 ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 207 -                     if(time_to_exit == 0) {
[INFO] [stdout] 207 +                     if time_to_exit == 0 {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]   --> src/main.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 87 |     let result = year + month + day;
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `random_letters`
[INFO] [stdout]    --> src/main.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 |     for random_letters in 0..letters_len.trim().parse::<u32>().unwrap() {
[INFO] [stdout]     |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_random_letters`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `random_numbers`
[INFO] [stdout]    --> src/main.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 |     for random_numbers in 0..numbers_len.trim().parse::<u32>().unwrap() {
[INFO] [stdout]     |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_random_numbers`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `random_special_chars`
[INFO] [stdout]    --> src/main.rs:151:9
[INFO] [stdout]     |
[INFO] [stdout] 151 |     for random_special_chars in 0..special_char_len.trim().parse::<u32>().unwrap() {
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_random_special_chars`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `for_moment`
[INFO] [stdout]    --> src/main.rs:175:13
[INFO] [stdout]     |
[INFO] [stdout] 175 |         let for_moment = input(&mut help);
[INFO] [stdout]     |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_for_moment`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `firstNumber_before_trim`
[INFO] [stdout]    --> src/main.rs:255:21
[INFO] [stdout]     |
[INFO] [stdout] 255 |                 let firstNumber_before_trim = input(&mut firstNumber);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_firstNumber_before_trim`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `secondNumber_before_trim`
[INFO] [stdout]    --> src/main.rs:260:21
[INFO] [stdout]     |
[INFO] [stdout] 260 |                 let secondNumber_before_trim = input(&mut secondNumber);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_secondNumber_before_trim`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `firstNumber` should have a snake case name
[INFO] [stdout]    --> src/main.rs:254:25
[INFO] [stdout]     |
[INFO] [stdout] 254 |                 let mut firstNumber = String::new();
[INFO] [stdout]     |                         ^^^^^^^^^^^ help: convert the identifier to snake case: `first_number`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `firstNumber_before_trim` should have a snake case name
[INFO] [stdout]    --> src/main.rs:255:21
[INFO] [stdout]     |
[INFO] [stdout] 255 |                 let firstNumber_before_trim = input(&mut firstNumber);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `first_number_before_trim`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `firstNumber_trimmed` should have a snake case name
[INFO] [stdout]    --> src/main.rs:256:21
[INFO] [stdout]     |
[INFO] [stdout] 256 |                 let firstNumber_trimmed = firstNumber.trim();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `first_number_trimmed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `secondNumber` should have a snake case name
[INFO] [stdout]    --> src/main.rs:259:25
[INFO] [stdout]     |
[INFO] [stdout] 259 |                 let mut secondNumber = String::new();
[INFO] [stdout]     |                         ^^^^^^^^^^^^ help: convert the identifier to snake case: `second_number`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `secondNumber_before_trim` should have a snake case name
[INFO] [stdout]    --> src/main.rs:260:21
[INFO] [stdout]     |
[INFO] [stdout] 260 |                 let secondNumber_before_trim = input(&mut secondNumber);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `second_number_before_trim`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `secondNumber_trimmed` should have a snake case name
[INFO] [stdout]    --> src/main.rs:261:21
[INFO] [stdout]     |
[INFO] [stdout] 261 |                 let secondNumber_trimmed = secondNumber.trim();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `second_number_trimmed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `firstNumber_trimmed` should have a snake case name
[INFO] [stdout]    --> src/main.rs:263:21
[INFO] [stdout]     |
[INFO] [stdout] 263 |                 let firstNumber_trimmed: i32 = firstNumber_trimmed.parse().unwrap();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `first_number_trimmed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `secondNumber_trimmed` should have a snake case name
[INFO] [stdout]    --> src/main.rs:264:21
[INFO] [stdout]     |
[INFO] [stdout] 264 |                 let secondNumber_trimmed: i32 = secondNumber_trimmed.parse().unwrap();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `second_number_trimmed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `upperLimit_result1` should have a snake case name
[INFO] [stdout]    --> src/main.rs:281:21
[INFO] [stdout]     |
[INFO] [stdout] 281 |                 let upperLimit_result1: u64 = (firstNumber_trimmed * firstNumber_trimmed) as u64;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `upper_limit_result1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `upperLimit_result2` should have a snake case name
[INFO] [stdout]    --> src/main.rs:282:21
[INFO] [stdout]     |
[INFO] [stdout] 282 |                 let upperLimit_result2: u64 = (secondNumber_trimmed * secondNumber_trimmed) as u64;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `upper_limit_result2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "bec685b701ea0f64d69fb0702891df32d1c3b82e2a30b8cdd9a0ce5e32ebc4c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bec685b701ea0f64d69fb0702891df32d1c3b82e2a30b8cdd9a0ce5e32ebc4c0", kill_on_drop: false }`
[INFO] [stdout] bec685b701ea0f64d69fb0702891df32d1c3b82e2a30b8cdd9a0ce5e32ebc4c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ba6f36e968ad0de6b9717907c8e0e402b304b83b278b1fd74069340309e3aa4c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ba6f36e968ad0de6b9717907c8e0e402b304b83b278b1fd74069340309e3aa4c", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::num::ParseIntError`
[INFO] [stderr]   --> src/main.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use std::num::ParseIntError; // Just I need that
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `while` condition
[INFO] [stderr]    --> src/main.rs:201:22
[INFO] [stderr]     |
[INFO] [stderr] 201 |                 while(time_to_exit > -1) {
[INFO] [stderr]     |                      ^                 ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 201 -                 while(time_to_exit > -1) {
[INFO] [stderr] 201 +                 while time_to_exit > -1 {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/main.rs:207:23
[INFO] [stderr]     |
[INFO] [stderr] 207 |                     if(time_to_exit == 0) {
[INFO] [stderr]     |                       ^                 ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 207 -                     if(time_to_exit == 0) {
[INFO] [stderr] 207 +                     if time_to_exit == 0 {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `result`
[INFO] [stderr]   --> src/main.rs:87:9
[INFO] [stderr]    |
[INFO] [stderr] 87 |     let result = year + month + day;
[INFO] [stderr]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `random_letters`
[INFO] [stderr]    --> src/main.rs:105:9
[INFO] [stderr]     |
[INFO] [stderr] 105 |     for random_letters in 0..letters_len.trim().parse::<u32>().unwrap() {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_random_letters`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `random_numbers`
[INFO] [stderr]    --> src/main.rs:128:9
[INFO] [stderr]     |
[INFO] [stderr] 128 |     for random_numbers in 0..numbers_len.trim().parse::<u32>().unwrap() {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_random_numbers`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `random_special_chars`
[INFO] [stderr]    --> src/main.rs:151:9
[INFO] [stderr]     |
[INFO] [stderr] 151 |     for random_special_chars in 0..special_char_len.trim().parse::<u32>().unwrap() {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_random_special_chars`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `for_moment`
[INFO] [stderr]    --> src/main.rs:175:13
[INFO] [stderr]     |
[INFO] [stderr] 175 |         let for_moment = input(&mut help);
[INFO] [stderr]     |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_for_moment`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `firstNumber_before_trim`
[INFO] [stderr]    --> src/main.rs:255:21
[INFO] [stderr]     |
[INFO] [stderr] 255 |                 let firstNumber_before_trim = input(&mut firstNumber);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_firstNumber_before_trim`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `secondNumber_before_trim`
[INFO] [stderr]    --> src/main.rs:260:21
[INFO] [stderr]     |
[INFO] [stderr] 260 |                 let secondNumber_before_trim = input(&mut secondNumber);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_secondNumber_before_trim`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `firstNumber` should have a snake case name
[INFO] [stderr]    --> src/main.rs:254:25
[INFO] [stderr]     |
[INFO] [stderr] 254 |                 let mut firstNumber = String::new();
[INFO] [stderr]     |                         ^^^^^^^^^^^ help: convert the identifier to snake case: `first_number`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `firstNumber_before_trim` should have a snake case name
[INFO] [stderr]    --> src/main.rs:255:21
[INFO] [stderr]     |
[INFO] [stderr] 255 |                 let firstNumber_before_trim = input(&mut firstNumber);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `first_number_before_trim`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `firstNumber_trimmed` should have a snake case name
[INFO] [stderr]    --> src/main.rs:256:21
[INFO] [stderr]     |
[INFO] [stderr] 256 |                 let firstNumber_trimmed = firstNumber.trim();
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `first_number_trimmed`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `secondNumber` should have a snake case name
[INFO] [stderr]    --> src/main.rs:259:25
[INFO] [stderr]     |
[INFO] [stderr] 259 |                 let mut secondNumber = String::new();
[INFO] [stderr]     |                         ^^^^^^^^^^^^ help: convert the identifier to snake case: `second_number`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `secondNumber_before_trim` should have a snake case name
[INFO] [stderr]    --> src/main.rs:260:21
[INFO] [stderr]     |
[INFO] [stderr] 260 |                 let secondNumber_before_trim = input(&mut secondNumber);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `second_number_before_trim`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `secondNumber_trimmed` should have a snake case name
[INFO] [stderr]    --> src/main.rs:261:21
[INFO] [stderr]     |
[INFO] [stderr] 261 |                 let secondNumber_trimmed = secondNumber.trim();
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `second_number_trimmed`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `firstNumber_trimmed` should have a snake case name
[INFO] [stderr]    --> src/main.rs:263:21
[INFO] [stderr]     |
[INFO] [stderr] 263 |                 let firstNumber_trimmed: i32 = firstNumber_trimmed.parse().unwrap();
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `first_number_trimmed`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `secondNumber_trimmed` should have a snake case name
[INFO] [stderr]    --> src/main.rs:264:21
[INFO] [stderr]     |
[INFO] [stderr] 264 |                 let secondNumber_trimmed: i32 = secondNumber_trimmed.parse().unwrap();
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `second_number_trimmed`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `upperLimit_result1` should have a snake case name
[INFO] [stderr]    --> src/main.rs:281:21
[INFO] [stderr]     |
[INFO] [stderr] 281 |                 let upperLimit_result1: u64 = (firstNumber_trimmed * firstNumber_trimmed) as u64;
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `upper_limit_result1`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `upperLimit_result2` should have a snake case name
[INFO] [stderr]    --> src/main.rs:282:21
[INFO] [stderr]     |
[INFO] [stderr] 282 |                 let upperLimit_result2: u64 = (secondNumber_trimmed * secondNumber_trimmed) as u64;
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `upper_limit_result2`
[INFO] [stderr] 
[INFO] [stderr] warning: `learn_rust` (bin "learn_rust" test) generated 20 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/learn_rust-99c28f6cfd860d34)
[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" "ba6f36e968ad0de6b9717907c8e0e402b304b83b278b1fd74069340309e3aa4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba6f36e968ad0de6b9717907c8e0e402b304b83b278b1fd74069340309e3aa4c", kill_on_drop: false }`
[INFO] [stdout] ba6f36e968ad0de6b9717907c8e0e402b304b83b278b1fd74069340309e3aa4c