Dec 19 06:01:19.125 INFO checking vksmgr/rust_code against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 06:01:19.125 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/vksmgr/rust_code:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 06:01:19.632 INFO [stdout] a8e80f64670146a05a6ace60c4556d2bcea9b83eca65c3251b4cb83b07869760
Dec 19 06:01:19.640 INFO running `"docker" "start" "-a" "a8e80f64670146a05a6ace60c4556d2bcea9b83eca65c3251b4cb83b07869760"`
Dec 19 06:01:21.572 INFO [stderr]     Checking g_a v0.1.0 (/opt/crater/workdir)
Dec 19 06:01:21.791 INFO [stderr] warning: unused variable: `trimed`
Dec 19 06:01:21.791 INFO [stderr]   --> src/my_lib/lib.rs:29:9
Dec 19 06:01:21.791 INFO [stderr]    |
Dec 19 06:01:21.791 INFO [stderr] 29 |     let trimed = ip_txt.trim();
Dec 19 06:01:21.791 INFO [stderr]    |         ^^^^^^ help: consider using `_trimed` instead
Dec 19 06:01:21.791 INFO [stderr]    |
Dec 19 06:01:21.791 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 06:01:21.791 INFO [stderr] 
Dec 19 06:01:21.801 INFO [stderr] warning: function `readInt` should have a snake case name such as `read_int`
Dec 19 06:01:21.801 INFO [stderr]   --> src/my_lib/lib.rs:13:1
Dec 19 06:01:21.801 INFO [stderr]    |
Dec 19 06:01:21.801 INFO [stderr] 13 | / pub fn readInt() -> i32{
Dec 19 06:01:21.801 INFO [stderr] 14 | |     let mut ip_txt = String::new();
Dec 19 06:01:21.801 INFO [stderr] 15 | |     io::stdin().read_line(&mut ip_txt).expect("error while reading");
Dec 19 06:01:21.801 INFO [stderr] 16 | |     let trimed = ip_txt.trim();
Dec 19 06:01:21.801 INFO [stderr] ...  |
Dec 19 06:01:21.801 INFO [stderr] 23 | |     trimed.parse::<i32>().unwrap()
Dec 19 06:01:21.801 INFO [stderr] 24 | | }
Dec 19 06:01:21.801 INFO [stderr]    | |_^
Dec 19 06:01:21.801 INFO [stderr]    |
Dec 19 06:01:21.801 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 19 06:01:21.801 INFO [stderr] 
Dec 19 06:01:21.801 INFO [stderr] warning: function `readIntArray` should have a snake case name such as `read_int_array`
Dec 19 06:01:21.802 INFO [stderr]   --> src/my_lib/lib.rs:26:1
Dec 19 06:01:21.802 INFO [stderr]    |
Dec 19 06:01:21.802 INFO [stderr] 26 | / pub fn readIntArray(array: &mut Vec<i32>){
Dec 19 06:01:21.802 INFO [stderr] 27 | |     let mut ip_txt = String::new();
Dec 19 06:01:21.802 INFO [stderr] 28 | |     io::stdin().read_line(&mut ip_txt).expect("error while reading");
Dec 19 06:01:21.802 INFO [stderr] 29 | |     let trimed = ip_txt.trim();
Dec 19 06:01:21.802 INFO [stderr] ...  |
Dec 19 06:01:21.802 INFO [stderr] 34 | |     }
Dec 19 06:01:21.802 INFO [stderr] 35 | | }
Dec 19 06:01:21.802 INFO [stderr]    | |_^
Dec 19 06:01:21.802 INFO [stderr] 
Dec 19 06:01:21.832 INFO [stderr] warning: unused variable: `trimed`
Dec 19 06:01:21.832 INFO [stderr]   --> src/my_lib/lib.rs:29:9
Dec 19 06:01:21.832 INFO [stderr]    |
Dec 19 06:01:21.832 INFO [stderr] 29 |     let trimed = ip_txt.trim();
Dec 19 06:01:21.832 INFO [stderr]    |         ^^^^^^ help: consider using `_trimed` instead
Dec 19 06:01:21.832 INFO [stderr]    |
Dec 19 06:01:21.832 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 06:01:21.832 INFO [stderr] 
Dec 19 06:01:21.840 INFO [stderr] warning: function `readInt` should have a snake case name such as `read_int`
Dec 19 06:01:21.840 INFO [stderr]   --> src/my_lib/lib.rs:13:1
Dec 19 06:01:21.840 INFO [stderr]    |
Dec 19 06:01:21.840 INFO [stderr] 13 | / pub fn readInt() -> i32{
Dec 19 06:01:21.840 INFO [stderr] 14 | |     let mut ip_txt = String::new();
Dec 19 06:01:21.840 INFO [stderr] 15 | |     io::stdin().read_line(&mut ip_txt).expect("error while reading");
Dec 19 06:01:21.840 INFO [stderr] 16 | |     let trimed = ip_txt.trim();
Dec 19 06:01:21.840 INFO [stderr] ...  |
Dec 19 06:01:21.840 INFO [stderr] 23 | |     trimed.parse::<i32>().unwrap()
Dec 19 06:01:21.840 INFO [stderr] 24 | | }
Dec 19 06:01:21.840 INFO [stderr]    | |_^
Dec 19 06:01:21.840 INFO [stderr]    |
Dec 19 06:01:21.840 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 19 06:01:21.840 INFO [stderr] 
Dec 19 06:01:21.840 INFO [stderr] warning: function `readIntArray` should have a snake case name such as `read_int_array`
Dec 19 06:01:21.841 INFO [stderr]   --> src/my_lib/lib.rs:26:1
Dec 19 06:01:21.841 INFO [stderr]    |
Dec 19 06:01:21.841 INFO [stderr] 26 | / pub fn readIntArray(array: &mut Vec<i32>){
Dec 19 06:01:21.841 INFO [stderr] 27 | |     let mut ip_txt = String::new();
Dec 19 06:01:21.841 INFO [stderr] 28 | |     io::stdin().read_line(&mut ip_txt).expect("error while reading");
Dec 19 06:01:21.841 INFO [stderr] 29 | |     let trimed = ip_txt.trim();
Dec 19 06:01:21.841 INFO [stderr] ...  |
Dec 19 06:01:21.841 INFO [stderr] 34 | |     }
Dec 19 06:01:21.841 INFO [stderr] 35 | | }
Dec 19 06:01:21.841 INFO [stderr]    | |_^
Dec 19 06:01:21.841 INFO [stderr] 
Dec 19 06:01:22.074 INFO [stderr] warning: unused import: `g::he::ds::array_1d`
Dec 19 06:01:22.080 INFO [stderr]  --> src/main.rs:6:5
Dec 19 06:01:22.080 INFO [stderr]   |
Dec 19 06:01:22.080 INFO [stderr] 6 | use g::he::ds::array_1d;
Dec 19 06:01:22.080 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 19 06:01:22.080 INFO [stderr]   |
Dec 19 06:01:22.080 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 06:01:22.080 INFO [stderr] 
Dec 19 06:01:22.080 INFO [stderr] warning: unused import: `std::io`
Dec 19 06:01:22.080 INFO [stderr]  --> src/main.rs:7:5
Dec 19 06:01:22.080 INFO [stderr]   |
Dec 19 06:01:22.080 INFO [stderr] 7 | use std::io;
Dec 19 06:01:22.080 INFO [stderr]   |     ^^^^^^^
Dec 19 06:01:22.080 INFO [stderr] 
Dec 19 06:01:22.084 INFO [stderr] warning: unused import: `g::he::ds::array_1d`
Dec 19 06:01:22.084 INFO [stderr]  --> src/main.rs:6:5
Dec 19 06:01:22.085 INFO [stderr]   |
Dec 19 06:01:22.085 INFO [stderr] 6 | use g::he::ds::array_1d;
Dec 19 06:01:22.085 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 19 06:01:22.085 INFO [stderr]   |
Dec 19 06:01:22.085 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 06:01:22.085 INFO [stderr] 
Dec 19 06:01:22.085 INFO [stderr] warning: unused import: `std::io`
Dec 19 06:01:22.085 INFO [stderr]  --> src/main.rs:7:5
Dec 19 06:01:22.085 INFO [stderr]   |
Dec 19 06:01:22.085 INFO [stderr] 7 | use std::io;
Dec 19 06:01:22.085 INFO [stderr]   |     ^^^^^^^
Dec 19 06:01:22.085 INFO [stderr] 
Dec 19 06:01:22.232 INFO [stderr] warning: unused variable: `flag`
Dec 19 06:01:22.232 INFO [stderr]   --> src/g/he/algo/strings.rs:27:13
Dec 19 06:01:22.232 INFO [stderr]    |
Dec 19 06:01:22.232 INFO [stderr] 27 |     let mut flag: bool = true;
Dec 19 06:01:22.232 INFO [stderr]    |             ^^^^ help: consider using `_flag` instead
Dec 19 06:01:22.232 INFO [stderr]    |
Dec 19 06:01:22.232 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 06:01:22.232 INFO [stderr] 
Dec 19 06:01:22.232 INFO [stderr] warning: unused variable: `rev_str`
Dec 19 06:01:22.232 INFO [stderr]   --> src/g/he/algo/strings.rs:29:13
Dec 19 06:01:22.232 INFO [stderr]    |
Dec 19 06:01:22.232 INFO [stderr] 29 |     let mut rev_str  = String::new();
Dec 19 06:01:22.232 INFO [stderr]    |             ^^^^^^^ help: consider using `_rev_str` instead
Dec 19 06:01:22.232 INFO [stderr] 
Dec 19 06:01:22.232 INFO [stderr] warning: unused variable: `sum`
Dec 19 06:01:22.232 INFO [stderr]   --> src/g/he/algo/strings.rs:46:13
Dec 19 06:01:22.232 INFO [stderr]    |
Dec 19 06:01:22.232 INFO [stderr] 46 |     let mut sum: i32 = 0;
Dec 19 06:01:22.232 INFO [stderr]    |             ^^^ help: consider using `_sum` instead
Dec 19 06:01:22.232 INFO [stderr] 
Dec 19 06:01:22.232 INFO [stderr] warning: value assigned to `tmp` is never read
Dec 19 06:01:22.232 INFO [stderr]   --> src/g/he/algo/strings.rs:49:13
Dec 19 06:01:22.232 INFO [stderr]    |
Dec 19 06:01:22.232 INFO [stderr] 49 |     let mut tmp = 0;
Dec 19 06:01:22.232 INFO [stderr]    |             ^^^
Dec 19 06:01:22.232 INFO [stderr]    |
Dec 19 06:01:22.232 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 19 06:01:22.232 INFO [stderr]    = help: maybe it is overwritten before being read?
Dec 19 06:01:22.232 INFO [stderr] 
Dec 19 06:01:22.252 INFO [stderr] warning: variable does not need to be mutable
Dec 19 06:01:22.252 INFO [stderr]   --> src/g/he/algo/strings.rs:27:9
Dec 19 06:01:22.252 INFO [stderr]    |
Dec 19 06:01:22.252 INFO [stderr] 27 |     let mut flag: bool = true;
Dec 19 06:01:22.252 INFO [stderr]    |         ----^^^^
Dec 19 06:01:22.252 INFO [stderr]    |         |
Dec 19 06:01:22.252 INFO [stderr]    |         help: remove this `mut`
Dec 19 06:01:22.252 INFO [stderr]    |
Dec 19 06:01:22.252 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 06:01:22.252 INFO [stderr] 
Dec 19 06:01:22.252 INFO [stderr] warning: variable does not need to be mutable
Dec 19 06:01:22.252 INFO [stderr]   --> src/g/he/algo/strings.rs:29:9
Dec 19 06:01:22.252 INFO [stderr]    |
Dec 19 06:01:22.252 INFO [stderr] 29 |     let mut rev_str  = String::new();
Dec 19 06:01:22.252 INFO [stderr]    |         ----^^^^^^^
Dec 19 06:01:22.252 INFO [stderr]    |         |
Dec 19 06:01:22.252 INFO [stderr]    |         help: remove this `mut`
Dec 19 06:01:22.252 INFO [stderr] 
Dec 19 06:01:22.252 INFO [stderr] warning: variable does not need to be mutable
Dec 19 06:01:22.252 INFO [stderr]   --> src/g/he/algo/strings.rs:30:9
Dec 19 06:01:22.252 INFO [stderr]    |
Dec 19 06:01:22.252 INFO [stderr] 30 |     let mut rev: String = strg.chars().rev().collect();
Dec 19 06:01:22.252 INFO [stderr]    |         ----^^^
Dec 19 06:01:22.252 INFO [stderr]    |         |
Dec 19 06:01:22.252 INFO [stderr]    |         help: remove this `mut`
Dec 19 06:01:22.252 INFO [stderr] 
Dec 19 06:01:22.253 INFO [stderr] warning: variable does not need to be mutable
Dec 19 06:01:22.253 INFO [stderr]   --> src/g/he/algo/strings.rs:46:9
Dec 19 06:01:22.253 INFO [stderr]    |
Dec 19 06:01:22.253 INFO [stderr] 46 |     let mut sum: i32 = 0;
Dec 19 06:01:22.253 INFO [stderr]    |         ----^^^
Dec 19 06:01:22.253 INFO [stderr]    |         |
Dec 19 06:01:22.253 INFO [stderr]    |         help: remove this `mut`
Dec 19 06:01:22.253 INFO [stderr] 
Dec 19 06:01:22.253 INFO [stderr] warning: variable does not need to be mutable
Dec 19 06:01:22.253 INFO [stderr]   --> src/g/he/algo/strings.rs:71:9
Dec 19 06:01:22.253 INFO [stderr]    |
Dec 19 06:01:22.253 INFO [stderr] 71 |     let mut vec = ip_txt.to_string().into_bytes();
Dec 19 06:01:22.253 INFO [stderr]    |         ----^^^
Dec 19 06:01:22.253 INFO [stderr]    |         |
Dec 19 06:01:22.253 INFO [stderr]    |         help: remove this `mut`
Dec 19 06:01:22.253 INFO [stderr] 
Dec 19 06:01:22.253 INFO [stderr] warning: function is never used: `hello`
Dec 19 06:01:22.253 INFO [stderr]  --> src/g/arr/array.rs:2:1
Dec 19 06:01:22.253 INFO [stderr]   |
Dec 19 06:01:22.253 INFO [stderr] 2 | pub fn hello(){
Dec 19 06:01:22.253 INFO [stderr]   | ^^^^^^^^^^^^^^
Dec 19 06:01:22.253 INFO [stderr]   |
Dec 19 06:01:22.253 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 06:01:22.253 INFO [stderr] 
Dec 19 06:01:22.253 INFO [stderr] warning: function is never used: `read_file_input`
Dec 19 06:01:22.253 INFO [stderr]  --> src/g/i_o/read_file.rs:5:1
Dec 19 06:01:22.253 INFO [stderr]   |
Dec 19 06:01:22.253 INFO [stderr] 5 | pub fn read_file_input(){
Dec 19 06:01:22.253 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 06:01:22.253 INFO [stderr] 
Dec 19 06:01:22.253 INFO [stderr] warning: function is never used: `create_file`
Dec 19 06:01:22.253 INFO [stderr]   --> src/g/i_o/read_file.rs:32:1
Dec 19 06:01:22.253 INFO [stderr]    |
Dec 19 06:01:22.253 INFO [stderr] 32 | pub fn create_file(path: &str) -> File{
Dec 19 06:01:22.253 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 06:01:22.253 INFO [stderr] 
Dec 19 06:01:22.253 INFO [stderr] warning: function is never used: `monk`
Dec 19 06:01:22.253 INFO [stderr]  --> src/g/he/ds/array_1d.rs:3:1
Dec 19 06:01:22.253 INFO [stderr]   |
Dec 19 06:01:22.253 INFO [stderr] 3 | pub fn monk(){
Dec 19 06:01:22.253 INFO [stderr]   | ^^^^^^^^^^^^^
Dec 19 06:01:22.253 INFO [stderr] 
Dec 19 06:01:22.254 INFO [stderr] warning: function is never used: `readInt`
Dec 19 06:01:22.254 INFO [stderr]   --> src/g/he/ds/array_1d.rs:42:1
Dec 19 06:01:22.254 INFO [stderr]    |
Dec 19 06:01:22.254 INFO [stderr] 42 | fn readInt() -> i32{
Dec 19 06:01:22.254 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^
Dec 19 06:01:22.254 INFO [stderr] 
Dec 19 06:01:22.254 INFO [stderr] warning: function is never used: `call`
Dec 19 06:01:22.254 INFO [stderr]  --> src/g/he/algo/strings.rs:4:1
Dec 19 06:01:22.254 INFO [stderr]   |
Dec 19 06:01:22.254 INFO [stderr] 4 | pub fn call(){
Dec 19 06:01:22.254 INFO [stderr]   | ^^^^^^^^^^^^^
Dec 19 06:01:22.254 INFO [stderr] 
Dec 19 06:01:22.254 INFO [stderr] warning: function is never used: `pallindrome`
Dec 19 06:01:22.254 INFO [stderr]   --> src/g/he/algo/strings.rs:25:1
Dec 19 06:01:22.254 INFO [stderr]    |
Dec 19 06:01:22.254 INFO [stderr] 25 | pub fn pallindrome(){
Dec 19 06:01:22.254 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^
Dec 19 06:01:22.254 INFO [stderr] 
Dec 19 06:01:22.254 INFO [stderr] warning: function is never used: `permutation`
Dec 19 06:01:22.254 INFO [stderr]   --> src/g/he/algo/strings.rs:43:1
Dec 19 06:01:22.254 INFO [stderr]    |
Dec 19 06:01:22.254 INFO [stderr] 43 | pub fn  permutation(){
Dec 19 06:01:22.254 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
Dec 19 06:01:22.254 INFO [stderr] 
Dec 19 06:01:22.254 INFO [stderr] warning: variable `N` should have a snake case name such as `n`
Dec 19 06:01:22.254 INFO [stderr]  --> src/g/he/ds/array_1d.rs:8:10
Dec 19 06:01:22.254 INFO [stderr]   |
Dec 19 06:01:22.254 INFO [stderr] 8 |     let  N: usize;
Dec 19 06:01:22.254 INFO [stderr]   |          ^
Dec 19 06:01:22.254 INFO [stderr]   |
Dec 19 06:01:22.254 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 19 06:01:22.254 INFO [stderr] 
Dec 19 06:01:22.260 INFO [stderr] warning: function `readInt` should have a snake case name such as `read_int`
Dec 19 06:01:22.260 INFO [stderr]   --> src/g/he/ds/array_1d.rs:42:1
Dec 19 06:01:22.260 INFO [stderr]    |
Dec 19 06:01:22.260 INFO [stderr] 42 | / fn readInt() -> i32{
Dec 19 06:01:22.260 INFO [stderr] 43 | |     let mut ip_txt = String::new();
Dec 19 06:01:22.260 INFO [stderr] 44 | |     io::stdin().read_line(&mut ip_txt).expect("error while reading");
Dec 19 06:01:22.260 INFO [stderr] 45 | |     let trimed = ip_txt.trim();
Dec 19 06:01:22.260 INFO [stderr] ...  |
Dec 19 06:01:22.260 INFO [stderr] 50 | |     }
Dec 19 06:01:22.260 INFO [stderr] 51 | | }
Dec 19 06:01:22.260 INFO [stderr]    | |_^
Dec 19 06:01:22.260 INFO [stderr] 
Dec 19 06:01:22.260 INFO [stderr] warning: variable `T` should have a snake case name such as `t`
Dec 19 06:01:22.260 INFO [stderr]   --> src/main.rs:14:9
Dec 19 06:01:22.260 INFO [stderr]    |
Dec 19 06:01:22.260 INFO [stderr] 14 |     let T = readInt();
Dec 19 06:01:22.260 INFO [stderr]    |         ^
Dec 19 06:01:22.260 INFO [stderr] 
Dec 19 06:01:22.312 INFO [stderr] warning: unused variable: `flag`
Dec 19 06:01:22.312 INFO [stderr]   --> src/g/he/algo/strings.rs:27:13
Dec 19 06:01:22.312 INFO [stderr]    |
Dec 19 06:01:22.312 INFO [stderr] 27 |     let mut flag: bool = true;
Dec 19 06:01:22.312 INFO [stderr]    |             ^^^^ help: consider using `_flag` instead
Dec 19 06:01:22.312 INFO [stderr]    |
Dec 19 06:01:22.312 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 06:01:22.312 INFO [stderr] 
Dec 19 06:01:22.312 INFO [stderr] warning: unused variable: `rev_str`
Dec 19 06:01:22.312 INFO [stderr]   --> src/g/he/algo/strings.rs:29:13
Dec 19 06:01:22.312 INFO [stderr]    |
Dec 19 06:01:22.312 INFO [stderr] 29 |     let mut rev_str  = String::new();
Dec 19 06:01:22.312 INFO [stderr]    |             ^^^^^^^ help: consider using `_rev_str` instead
Dec 19 06:01:22.312 INFO [stderr] 
Dec 19 06:01:22.312 INFO [stderr] warning: unused variable: `sum`
Dec 19 06:01:22.312 INFO [stderr]   --> src/g/he/algo/strings.rs:46:13
Dec 19 06:01:22.312 INFO [stderr]    |
Dec 19 06:01:22.312 INFO [stderr] 46 |     let mut sum: i32 = 0;
Dec 19 06:01:22.312 INFO [stderr]    |             ^^^ help: consider using `_sum` instead
Dec 19 06:01:22.313 INFO [stderr] 
Dec 19 06:01:22.313 INFO [stderr] warning: value assigned to `tmp` is never read
Dec 19 06:01:22.313 INFO [stderr]   --> src/g/he/algo/strings.rs:49:13
Dec 19 06:01:22.313 INFO [stderr]    |
Dec 19 06:01:22.313 INFO [stderr] 49 |     let mut tmp = 0;
Dec 19 06:01:22.313 INFO [stderr]    |             ^^^
Dec 19 06:01:22.313 INFO [stderr]    |
Dec 19 06:01:22.313 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 19 06:01:22.313 INFO [stderr]    = help: maybe it is overwritten before being read?
Dec 19 06:01:22.313 INFO [stderr] 
Dec 19 06:01:22.340 INFO [stderr] warning: variable does not need to be mutable
Dec 19 06:01:22.340 INFO [stderr]   --> src/g/he/algo/strings.rs:27:9
Dec 19 06:01:22.340 INFO [stderr]    |
Dec 19 06:01:22.340 INFO [stderr] 27 |     let mut flag: bool = true;
Dec 19 06:01:22.340 INFO [stderr]    |         ----^^^^
Dec 19 06:01:22.340 INFO [stderr]    |         |
Dec 19 06:01:22.340 INFO [stderr]    |         help: remove this `mut`
Dec 19 06:01:22.340 INFO [stderr]    |
Dec 19 06:01:22.340 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 06:01:22.340 INFO [stderr] 
Dec 19 06:01:22.340 INFO [stderr] warning: variable does not need to be mutable
Dec 19 06:01:22.340 INFO [stderr]   --> src/g/he/algo/strings.rs:29:9
Dec 19 06:01:22.340 INFO [stderr]    |
Dec 19 06:01:22.340 INFO [stderr] 29 |     let mut rev_str  = String::new();
Dec 19 06:01:22.340 INFO [stderr]    |         ----^^^^^^^
Dec 19 06:01:22.340 INFO [stderr]    |         |
Dec 19 06:01:22.340 INFO [stderr]    |         help: remove this `mut`
Dec 19 06:01:22.344 INFO [stderr] 
Dec 19 06:01:22.353 INFO [stderr] warning: variable does not need to be mutable
Dec 19 06:01:22.353 INFO [stderr]   --> src/g/he/algo/strings.rs:30:9
Dec 19 06:01:22.353 INFO [stderr]    |
Dec 19 06:01:22.353 INFO [stderr] 30 |     let mut rev: String = strg.chars().rev().collect();
Dec 19 06:01:22.353 INFO [stderr]    |         ----^^^
Dec 19 06:01:22.353 INFO [stderr]    |         |
Dec 19 06:01:22.353 INFO [stderr]    |         help: remove this `mut`
Dec 19 06:01:22.353 INFO [stderr] 
Dec 19 06:01:22.353 INFO [stderr] warning: variable does not need to be mutable
Dec 19 06:01:22.353 INFO [stderr]   --> src/g/he/algo/strings.rs:46:9
Dec 19 06:01:22.353 INFO [stderr]    |
Dec 19 06:01:22.353 INFO [stderr] 46 |     let mut sum: i32 = 0;
Dec 19 06:01:22.353 INFO [stderr]    |         ----^^^
Dec 19 06:01:22.353 INFO [stderr]    |         |
Dec 19 06:01:22.353 INFO [stderr]    |         help: remove this `mut`
Dec 19 06:01:22.353 INFO [stderr] 
Dec 19 06:01:22.353 INFO [stderr] warning: variable does not need to be mutable
Dec 19 06:01:22.353 INFO [stderr]   --> src/g/he/algo/strings.rs:71:9
Dec 19 06:01:22.353 INFO [stderr]    |
Dec 19 06:01:22.353 INFO [stderr] 71 |     let mut vec = ip_txt.to_string().into_bytes();
Dec 19 06:01:22.353 INFO [stderr]    |         ----^^^
Dec 19 06:01:22.353 INFO [stderr]    |         |
Dec 19 06:01:22.353 INFO [stderr]    |         help: remove this `mut`
Dec 19 06:01:22.353 INFO [stderr] 
Dec 19 06:01:22.353 INFO [stderr] warning: function is never used: `hello`
Dec 19 06:01:22.353 INFO [stderr]  --> src/g/arr/array.rs:2:1
Dec 19 06:01:22.353 INFO [stderr]   |
Dec 19 06:01:22.353 INFO [stderr] 2 | pub fn hello(){
Dec 19 06:01:22.353 INFO [stderr]   | ^^^^^^^^^^^^^^
Dec 19 06:01:22.353 INFO [stderr]   |
Dec 19 06:01:22.353 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 06:01:22.353 INFO [stderr] 
Dec 19 06:01:22.353 INFO [stderr] warning: function is never used: `read_file_input`
Dec 19 06:01:22.353 INFO [stderr]  --> src/g/i_o/read_file.rs:5:1
Dec 19 06:01:22.353 INFO [stderr]   |
Dec 19 06:01:22.353 INFO [stderr] 5 | pub fn read_file_input(){
Dec 19 06:01:22.353 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 06:01:22.353 INFO [stderr] 
Dec 19 06:01:22.353 INFO [stderr] warning: function is never used: `create_file`
Dec 19 06:01:22.353 INFO [stderr]   --> src/g/i_o/read_file.rs:32:1
Dec 19 06:01:22.353 INFO [stderr]    |
Dec 19 06:01:22.353 INFO [stderr] 32 | pub fn create_file(path: &str) -> File{
Dec 19 06:01:22.353 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 06:01:22.353 INFO [stderr] 
Dec 19 06:01:22.353 INFO [stderr] warning: function is never used: `monk`
Dec 19 06:01:22.353 INFO [stderr]  --> src/g/he/ds/array_1d.rs:3:1
Dec 19 06:01:22.353 INFO [stderr]   |
Dec 19 06:01:22.353 INFO [stderr] 3 | pub fn monk(){
Dec 19 06:01:22.353 INFO [stderr]   | ^^^^^^^^^^^^^
Dec 19 06:01:22.353 INFO [stderr] 
Dec 19 06:01:22.353 INFO [stderr] warning: function is never used: `readInt`
Dec 19 06:01:22.353 INFO [stderr]   --> src/g/he/ds/array_1d.rs:42:1
Dec 19 06:01:22.353 INFO [stderr]    |
Dec 19 06:01:22.353 INFO [stderr] 42 | fn readInt() -> i32{
Dec 19 06:01:22.353 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^
Dec 19 06:01:22.353 INFO [stderr] 
Dec 19 06:01:22.353 INFO [stderr] warning: function is never used: `call`
Dec 19 06:01:22.353 INFO [stderr]  --> src/g/he/algo/strings.rs:4:1
Dec 19 06:01:22.353 INFO [stderr]   |
Dec 19 06:01:22.353 INFO [stderr] 4 | pub fn call(){
Dec 19 06:01:22.353 INFO [stderr]   | ^^^^^^^^^^^^^
Dec 19 06:01:22.353 INFO [stderr] 
Dec 19 06:01:22.353 INFO [stderr] warning: function is never used: `pallindrome`
Dec 19 06:01:22.353 INFO [stderr]   --> src/g/he/algo/strings.rs:25:1
Dec 19 06:01:22.353 INFO [stderr]    |
Dec 19 06:01:22.353 INFO [stderr] 25 | pub fn pallindrome(){
Dec 19 06:01:22.353 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^
Dec 19 06:01:22.353 INFO [stderr] 
Dec 19 06:01:22.353 INFO [stderr] warning: function is never used: `permutation`
Dec 19 06:01:22.353 INFO [stderr]   --> src/g/he/algo/strings.rs:43:1
Dec 19 06:01:22.353 INFO [stderr]    |
Dec 19 06:01:22.353 INFO [stderr] 43 | pub fn  permutation(){
Dec 19 06:01:22.353 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
Dec 19 06:01:22.353 INFO [stderr] 
Dec 19 06:01:22.354 INFO [stderr] warning: variable `N` should have a snake case name such as `n`
Dec 19 06:01:22.354 INFO [stderr]  --> src/g/he/ds/array_1d.rs:8:10
Dec 19 06:01:22.354 INFO [stderr]   |
Dec 19 06:01:22.354 INFO [stderr] 8 |     let  N: usize;
Dec 19 06:01:22.354 INFO [stderr]   |          ^
Dec 19 06:01:22.354 INFO [stderr]   |
Dec 19 06:01:22.354 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 19 06:01:22.354 INFO [stderr] 
Dec 19 06:01:22.354 INFO [stderr] warning: function `readInt` should have a snake case name such as `read_int`
Dec 19 06:01:22.354 INFO [stderr]   --> src/g/he/ds/array_1d.rs:42:1
Dec 19 06:01:22.354 INFO [stderr]    |
Dec 19 06:01:22.354 INFO [stderr] 42 | / fn readInt() -> i32{
Dec 19 06:01:22.354 INFO [stderr] 43 | |     let mut ip_txt = String::new();
Dec 19 06:01:22.354 INFO [stderr] 44 | |     io::stdin().read_line(&mut ip_txt).expect("error while reading");
Dec 19 06:01:22.354 INFO [stderr] 45 | |     let trimed = ip_txt.trim();
Dec 19 06:01:22.354 INFO [stderr] ...  |
Dec 19 06:01:22.354 INFO [stderr] 50 | |     }
Dec 19 06:01:22.354 INFO [stderr] 51 | | }
Dec 19 06:01:22.354 INFO [stderr]    | |_^
Dec 19 06:01:22.354 INFO [stderr] 
Dec 19 06:01:22.354 INFO [stderr] warning: variable `T` should have a snake case name such as `t`
Dec 19 06:01:22.354 INFO [stderr]   --> src/main.rs:14:9
Dec 19 06:01:22.354 INFO [stderr]    |
Dec 19 06:01:22.354 INFO [stderr] 14 |     let T = readInt();
Dec 19 06:01:22.354 INFO [stderr]    |         ^
Dec 19 06:01:22.354 INFO [stderr] 
Dec 19 06:01:22.400 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
Dec 19 06:01:23.203 INFO running `"docker" "inspect" "a8e80f64670146a05a6ace60c4556d2bcea9b83eca65c3251b4cb83b07869760"`
Dec 19 06:01:23.428 INFO running `"docker" "rm" "-f" "a8e80f64670146a05a6ace60c4556d2bcea9b83eca65c3251b4cb83b07869760"`
Dec 19 06:01:23.735 INFO [stdout] a8e80f64670146a05a6ace60c4556d2bcea9b83eca65c3251b4cb83b07869760