Dec 04 13:00:46.980 INFO checking nulijiushimeili/hello_rust against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 13:00:46.981 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-6/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 04 13:00:47.391 INFO [stdout] bf359d5786dfb22f3cda62cfa8d19743f84b95fb62b23b47a2287e7f9c38ada2
Dec 04 13:00:47.399 INFO running `"docker" "start" "-a" "bf359d5786dfb22f3cda62cfa8d19743f84b95fb62b23b47a2287e7f9c38ada2"`
Dec 04 13:00:48.574 INFO [stderr] usermod: no changes
Dec 04 13:00:48.679 INFO [stderr]     Checking hello_rust v0.1.0 (/source)
Dec 04 13:00:49.238 INFO [stderr] warning: unused variable: `y`
Dec 04 13:00:49.238 INFO [stderr]    --> src/main.rs:135:9
Dec 04 13:00:49.238 INFO [stderr]     |
Dec 04 13:00:49.238 INFO [stderr] 135 |     let y:(i32,&str) = (2,"word");
Dec 04 13:00:49.239 INFO [stderr]     |         ^ help: consider using `_y` instead
Dec 04 13:00:49.239 INFO [stderr]     |
Dec 04 13:00:49.239 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 04 13:00:49.239 INFO [stderr] 
Dec 04 13:00:49.240 INFO [stderr] warning: variable `z` is assigned to, but never used
Dec 04 13:00:49.240 INFO [stderr]    --> src/main.rs:136:13
Dec 04 13:00:49.240 INFO [stderr]     |
Dec 04 13:00:49.240 INFO [stderr] 136 |     let mut z = (1,"rust");
Dec 04 13:00:49.240 INFO [stderr]     |             ^
Dec 04 13:00:49.240 INFO [stderr]     |
Dec 04 13:00:49.240 INFO [stderr]     = note: consider using `_z` instead
Dec 04 13:00:49.240 INFO [stderr] 
Dec 04 13:00:49.240 INFO [stderr] warning: value assigned to `z` is never read
Dec 04 13:00:49.240 INFO [stderr]    --> src/main.rs:138:5
Dec 04 13:00:49.240 INFO [stderr]     |
Dec 04 13:00:49.240 INFO [stderr] 138 |     z = x ;
Dec 04 13:00:49.240 INFO [stderr]     |     ^
Dec 04 13:00:49.240 INFO [stderr]     |
Dec 04 13:00:49.240 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 04 13:00:49.240 INFO [stderr] 
Dec 04 13:00:49.241 INFO [stderr] warning: unused variable: `b`
Dec 04 13:00:49.241 INFO [stderr]    --> src/main.rs:141:12
Dec 04 13:00:49.241 INFO [stderr]     |
Dec 04 13:00:49.241 INFO [stderr] 141 |     let (a,b,c ) = (4,5,6);
Dec 04 13:00:49.241 INFO [stderr]     |            ^ help: consider using `_b` instead
Dec 04 13:00:49.241 INFO [stderr] 
Dec 04 13:00:49.241 INFO [stderr] warning: unused variable: `c`
Dec 04 13:00:49.241 INFO [stderr]    --> src/main.rs:141:14
Dec 04 13:00:49.241 INFO [stderr]     |
Dec 04 13:00:49.241 INFO [stderr] 141 |     let (a,b,c ) = (4,5,6);
Dec 04 13:00:49.241 INFO [stderr]     |              ^ help: consider using `_c` instead
Dec 04 13:00:49.241 INFO [stderr] 
Dec 04 13:00:49.241 INFO [stderr] warning: unused variable: `complete`
Dec 04 13:00:49.241 INFO [stderr]    --> src/main.rs:156:9
Dec 04 13:00:49.241 INFO [stderr]     |
Dec 04 13:00:49.241 INFO [stderr] 156 |     let complete = &a[..];
Dec 04 13:00:49.241 INFO [stderr]     |         ^^^^^^^^ help: consider using `_complete` instead
Dec 04 13:00:49.241 INFO [stderr] 
Dec 04 13:00:49.241 INFO [stderr] warning: unused variable: `middle`
Dec 04 13:00:49.241 INFO [stderr]    --> src/main.rs:157:9
Dec 04 13:00:49.241 INFO [stderr]     |
Dec 04 13:00:49.241 INFO [stderr] 157 |     let middle = &a[2..4];
Dec 04 13:00:49.241 INFO [stderr]     |         ^^^^^^ help: consider using `_middle` instead
Dec 04 13:00:49.241 INFO [stderr] 
Dec 04 13:00:49.247 INFO [stderr] warning: unused variable: `b`
Dec 04 13:00:49.247 INFO [stderr]    --> src/main.rs:167:14
Dec 04 13:00:49.247 INFO [stderr]     |
Dec 04 13:00:49.247 INFO [stderr] 167 |     let mut  b = [4,5,6];
Dec 04 13:00:49.247 INFO [stderr]     |              ^ help: consider using `_b` instead
Dec 04 13:00:49.247 INFO [stderr] 
Dec 04 13:00:49.247 INFO [stderr] warning: unused variable: `c`
Dec 04 13:00:49.247 INFO [stderr]    --> src/main.rs:169:9
Dec 04 13:00:49.247 INFO [stderr]     |
Dec 04 13:00:49.247 INFO [stderr] 169 |     let c = [0;20];
Dec 04 13:00:49.247 INFO [stderr]     |         ^ help: consider using `_c` instead
Dec 04 13:00:49.247 INFO [stderr] 
Dec 04 13:00:49.255 INFO [stderr] warning: unused variable: `y`
Dec 04 13:00:49.255 INFO [stderr]    --> src/main.rs:135:9
Dec 04 13:00:49.256 INFO [stderr]     |
Dec 04 13:00:49.256 INFO [stderr] 135 |     let y:(i32,&str) = (2,"word");
Dec 04 13:00:49.256 INFO [stderr]     |         ^ help: consider using `_y` instead
Dec 04 13:00:49.256 INFO [stderr]     |
Dec 04 13:00:49.256 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 04 13:00:49.256 INFO [stderr] 
Dec 04 13:00:49.256 INFO [stderr] warning: variable `z` is assigned to, but never used
Dec 04 13:00:49.256 INFO [stderr]    --> src/main.rs:136:13
Dec 04 13:00:49.256 INFO [stderr]     |
Dec 04 13:00:49.256 INFO [stderr] 136 |     let mut z = (1,"rust");
Dec 04 13:00:49.256 INFO [stderr]     |             ^
Dec 04 13:00:49.256 INFO [stderr]     |
Dec 04 13:00:49.256 INFO [stderr]     = note: consider using `_z` instead
Dec 04 13:00:49.256 INFO [stderr] 
Dec 04 13:00:49.256 INFO [stderr] warning: value assigned to `z` is never read
Dec 04 13:00:49.256 INFO [stderr]    --> src/main.rs:138:5
Dec 04 13:00:49.256 INFO [stderr]     |
Dec 04 13:00:49.256 INFO [stderr] 138 |     z = x ;
Dec 04 13:00:49.256 INFO [stderr]     |     ^
Dec 04 13:00:49.256 INFO [stderr]     |
Dec 04 13:00:49.256 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 04 13:00:49.256 INFO [stderr] 
Dec 04 13:00:49.256 INFO [stderr] warning: unused variable: `b`
Dec 04 13:00:49.256 INFO [stderr]    --> src/main.rs:141:12
Dec 04 13:00:49.256 INFO [stderr]     |
Dec 04 13:00:49.256 INFO [stderr] 141 |     let (a,b,c ) = (4,5,6);
Dec 04 13:00:49.256 INFO [stderr]     |            ^ help: consider using `_b` instead
Dec 04 13:00:49.256 INFO [stderr] 
Dec 04 13:00:49.256 INFO [stderr] warning: unused variable: `c`
Dec 04 13:00:49.256 INFO [stderr]    --> src/main.rs:141:14
Dec 04 13:00:49.256 INFO [stderr]     |
Dec 04 13:00:49.256 INFO [stderr] 141 |     let (a,b,c ) = (4,5,6);
Dec 04 13:00:49.256 INFO [stderr]     |              ^ help: consider using `_c` instead
Dec 04 13:00:49.256 INFO [stderr] 
Dec 04 13:00:49.256 INFO [stderr] warning: unused variable: `complete`
Dec 04 13:00:49.256 INFO [stderr]    --> src/main.rs:156:9
Dec 04 13:00:49.256 INFO [stderr]     |
Dec 04 13:00:49.256 INFO [stderr] 156 |     let complete = &a[..];
Dec 04 13:00:49.256 INFO [stderr]     |         ^^^^^^^^ help: consider using `_complete` instead
Dec 04 13:00:49.256 INFO [stderr] 
Dec 04 13:00:49.256 INFO [stderr] warning: unused variable: `middle`
Dec 04 13:00:49.256 INFO [stderr]    --> src/main.rs:157:9
Dec 04 13:00:49.256 INFO [stderr]     |
Dec 04 13:00:49.256 INFO [stderr] 157 |     let middle = &a[2..4];
Dec 04 13:00:49.256 INFO [stderr]     |         ^^^^^^ help: consider using `_middle` instead
Dec 04 13:00:49.256 INFO [stderr] 
Dec 04 13:00:49.256 INFO [stderr] warning: unused variable: `b`
Dec 04 13:00:49.256 INFO [stderr]    --> src/main.rs:167:14
Dec 04 13:00:49.256 INFO [stderr]     |
Dec 04 13:00:49.257 INFO [stderr] 167 |     let mut  b = [4,5,6];
Dec 04 13:00:49.257 INFO [stderr]     |              ^ help: consider using `_b` instead
Dec 04 13:00:49.257 INFO [stderr] 
Dec 04 13:00:49.257 INFO [stderr] warning: unused variable: `c`
Dec 04 13:00:49.257 INFO [stderr]    --> src/main.rs:169:9
Dec 04 13:00:49.257 INFO [stderr]     |
Dec 04 13:00:49.257 INFO [stderr] 169 |     let c = [0;20];
Dec 04 13:00:49.257 INFO [stderr]     |         ^ help: consider using `_c` instead
Dec 04 13:00:49.257 INFO [stderr] 
Dec 04 13:00:49.279 INFO [stderr] warning: variable does not need to be mutable
Dec 04 13:00:49.279 INFO [stderr]    --> src/main.rs:167:9
Dec 04 13:00:49.279 INFO [stderr]     |
Dec 04 13:00:49.280 INFO [stderr] 167 |     let mut  b = [4,5,6];
Dec 04 13:00:49.280 INFO [stderr]     |         -----^
Dec 04 13:00:49.280 INFO [stderr]     |         |
Dec 04 13:00:49.280 INFO [stderr]     |         help: remove this `mut`
Dec 04 13:00:49.280 INFO [stderr]     |
Dec 04 13:00:49.280 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 04 13:00:49.287 INFO [stderr] 
Dec 04 13:00:49.287 INFO [stderr] warning: variable does not need to be mutable
Dec 04 13:00:49.287 INFO [stderr]    --> src/main.rs:167:9
Dec 04 13:00:49.287 INFO [stderr]     |
Dec 04 13:00:49.287 INFO [stderr] 167 |     let mut  b = [4,5,6];
Dec 04 13:00:49.287 INFO [stderr]     |         -----^
Dec 04 13:00:49.287 INFO [stderr]     |         |
Dec 04 13:00:49.287 INFO [stderr]     |         help: remove this `mut`
Dec 04 13:00:49.287 INFO [stderr]     |
Dec 04 13:00:49.287 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 04 13:00:49.287 INFO [stderr] 
Dec 04 13:00:49.303 INFO [stderr] warning: function is never used: `shutdown_iterator`
Dec 04 13:00:49.303 INFO [stderr]   --> src/main.rs:45:1
Dec 04 13:00:49.303 INFO [stderr]    |
Dec 04 13:00:49.303 INFO [stderr] 45 | fn shutdown_iterator(){
Dec 04 13:00:49.303 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:00:49.303 INFO [stderr]    |
Dec 04 13:00:49.303 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 13:00:49.303 INFO [stderr] 
Dec 04 13:00:49.303 INFO [stderr] warning: function is never used: `test_iterator`
Dec 04 13:00:49.303 INFO [stderr]   --> src/main.rs:67:1
Dec 04 13:00:49.303 INFO [stderr]    |
Dec 04 13:00:49.303 INFO [stderr] 67 | fn test_iterator(){
Dec 04 13:00:49.303 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^
Dec 04 13:00:49.303 INFO [stderr] 
Dec 04 13:00:49.303 INFO [stderr] warning: function is never used: `rust_loop`
Dec 04 13:00:49.303 INFO [stderr]   --> src/main.rs:76:1
Dec 04 13:00:49.303 INFO [stderr]    |
Dec 04 13:00:49.304 INFO [stderr] 76 | fn rust_loop(){
Dec 04 13:00:49.304 INFO [stderr]    | ^^^^^^^^^^^^^^
Dec 04 13:00:49.304 INFO [stderr] 
Dec 04 13:00:49.304 INFO [stderr] warning: function is never used: `test_if`
Dec 04 13:00:49.304 INFO [stderr]    --> src/main.rs:112:1
Dec 04 13:00:49.304 INFO [stderr]     |
Dec 04 13:00:49.304 INFO [stderr] 112 | fn test_if(){
Dec 04 13:00:49.304 INFO [stderr]     | ^^^^^^^^^^^^
Dec 04 13:00:49.304 INFO [stderr] 
Dec 04 13:00:49.304 INFO [stderr] warning: function is never used: `test_tuple`
Dec 04 13:00:49.304 INFO [stderr]    --> src/main.rs:133:1
Dec 04 13:00:49.304 INFO [stderr]     |
Dec 04 13:00:49.304 INFO [stderr] 133 | fn test_tuple(){
Dec 04 13:00:49.304 INFO [stderr]     | ^^^^^^^^^^^^^^^
Dec 04 13:00:49.304 INFO [stderr] 
Dec 04 13:00:49.304 INFO [stderr] warning: function is never used: `test_slice`
Dec 04 13:00:49.304 INFO [stderr]    --> src/main.rs:153:1
Dec 04 13:00:49.304 INFO [stderr]     |
Dec 04 13:00:49.304 INFO [stderr] 153 | fn test_slice(){
Dec 04 13:00:49.304 INFO [stderr]     | ^^^^^^^^^^^^^^^
Dec 04 13:00:49.304 INFO [stderr] 
Dec 04 13:00:49.304 INFO [stderr] warning: function is never used: `test_arr1`
Dec 04 13:00:49.304 INFO [stderr]    --> src/main.rs:162:1
Dec 04 13:00:49.304 INFO [stderr]     |
Dec 04 13:00:49.304 INFO [stderr] 162 | fn test_arr1(){
Dec 04 13:00:49.304 INFO [stderr]     | ^^^^^^^^^^^^^^
Dec 04 13:00:49.304 INFO [stderr] 
Dec 04 13:00:49.304 INFO [stderr] warning: function is never used: `plus_one`
Dec 04 13:00:49.304 INFO [stderr]    --> src/main.rs:173:1
Dec 04 13:00:49.304 INFO [stderr]     |
Dec 04 13:00:49.304 INFO [stderr] 173 | fn plus_one(i: i32) -> i32{
Dec 04 13:00:49.304 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:00:49.304 INFO [stderr] 
Dec 04 13:00:49.304 INFO [stderr] warning: function is never used: `diverges`
Dec 04 13:00:49.304 INFO [stderr]    --> src/main.rs:179:1
Dec 04 13:00:49.304 INFO [stderr]     |
Dec 04 13:00:49.304 INFO [stderr] 179 | fn diverges()->!{
Dec 04 13:00:49.304 INFO [stderr]     | ^^^^^^^^^^^^^^^^
Dec 04 13:00:49.304 INFO [stderr] 
Dec 04 13:00:49.304 INFO [stderr] warning: function is never used: `func1`
Dec 04 13:00:49.304 INFO [stderr]    --> src/main.rs:185:1
Dec 04 13:00:49.304 INFO [stderr]     |
Dec 04 13:00:49.304 INFO [stderr] 185 | fn func1(x: i32, y :i32)->i32{
Dec 04 13:00:49.304 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:00:49.304 INFO [stderr] 
Dec 04 13:00:49.304 INFO [stderr] warning: function is never used: `test_loop`
Dec 04 13:00:49.304 INFO [stderr]    --> src/main.rs:190:1
Dec 04 13:00:49.304 INFO [stderr]     |
Dec 04 13:00:49.304 INFO [stderr] 190 | fn test_loop(){
Dec 04 13:00:49.304 INFO [stderr]     | ^^^^^^^^^^^^^^
Dec 04 13:00:49.304 INFO [stderr] 
Dec 04 13:00:49.304 INFO [stderr] warning: function is never used: `compare`
Dec 04 13:00:49.304 INFO [stderr]    --> src/main.rs:223:1
Dec 04 13:00:49.304 INFO [stderr]     |
Dec 04 13:00:49.304 INFO [stderr] 223 | fn compare(){
Dec 04 13:00:49.304 INFO [stderr]     | ^^^^^^^^^^^^
Dec 04 13:00:49.304 INFO [stderr] 
Dec 04 13:00:49.304 INFO [stderr] warning: function is never used: `rand_number`
Dec 04 13:00:49.304 INFO [stderr]    --> src/main.rs:242:1
Dec 04 13:00:49.304 INFO [stderr]     |
Dec 04 13:00:49.304 INFO [stderr] 242 | fn rand_number() {
Dec 04 13:00:49.304 INFO [stderr]     | ^^^^^^^^^^^^^^^^
Dec 04 13:00:49.304 INFO [stderr] 
Dec 04 13:00:49.304 INFO [stderr] warning: function is never used: `show_number`
Dec 04 13:00:49.304 INFO [stderr]    --> src/main.rs:255:1
Dec 04 13:00:49.304 INFO [stderr]     |
Dec 04 13:00:49.304 INFO [stderr] 255 | fn show_number() {
Dec 04 13:00:49.304 INFO [stderr]     | ^^^^^^^^^^^^^^^^
Dec 04 13:00:49.304 INFO [stderr] 
Dec 04 13:00:49.309 INFO [stderr] warning: function is never used: `shutdown_iterator`
Dec 04 13:00:49.309 INFO [stderr]   --> src/main.rs:45:1
Dec 04 13:00:49.309 INFO [stderr]    |
Dec 04 13:00:49.309 INFO [stderr] 45 | fn shutdown_iterator(){
Dec 04 13:00:49.309 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:00:49.309 INFO [stderr]    |
Dec 04 13:00:49.309 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 13:00:49.309 INFO [stderr] 
Dec 04 13:00:49.309 INFO [stderr] warning: function is never used: `test_iterator`
Dec 04 13:00:49.309 INFO [stderr]   --> src/main.rs:67:1
Dec 04 13:00:49.309 INFO [stderr]    |
Dec 04 13:00:49.309 INFO [stderr] 67 | fn test_iterator(){
Dec 04 13:00:49.309 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^
Dec 04 13:00:49.309 INFO [stderr] 
Dec 04 13:00:49.309 INFO [stderr] warning: function is never used: `rust_loop`
Dec 04 13:00:49.309 INFO [stderr]   --> src/main.rs:76:1
Dec 04 13:00:49.309 INFO [stderr]    |
Dec 04 13:00:49.309 INFO [stderr] 76 | fn rust_loop(){
Dec 04 13:00:49.309 INFO [stderr]    | ^^^^^^^^^^^^^^
Dec 04 13:00:49.309 INFO [stderr] 
Dec 04 13:00:49.309 INFO [stderr] warning: function is never used: `test_if`
Dec 04 13:00:49.309 INFO [stderr]    --> src/main.rs:112:1
Dec 04 13:00:49.309 INFO [stderr]     |
Dec 04 13:00:49.309 INFO [stderr] 112 | fn test_if(){
Dec 04 13:00:49.309 INFO [stderr]     | ^^^^^^^^^^^^
Dec 04 13:00:49.309 INFO [stderr] 
Dec 04 13:00:49.309 INFO [stderr] warning: function is never used: `test_tuple`
Dec 04 13:00:49.309 INFO [stderr]    --> src/main.rs:133:1
Dec 04 13:00:49.309 INFO [stderr]     |
Dec 04 13:00:49.309 INFO [stderr] 133 | fn test_tuple(){
Dec 04 13:00:49.309 INFO [stderr]     | ^^^^^^^^^^^^^^^
Dec 04 13:00:49.309 INFO [stderr] 
Dec 04 13:00:49.309 INFO [stderr] warning: function is never used: `test_slice`
Dec 04 13:00:49.309 INFO [stderr]    --> src/main.rs:153:1
Dec 04 13:00:49.309 INFO [stderr]     |
Dec 04 13:00:49.309 INFO [stderr] 153 | fn test_slice(){
Dec 04 13:00:49.309 INFO [stderr]     | ^^^^^^^^^^^^^^^
Dec 04 13:00:49.309 INFO [stderr] 
Dec 04 13:00:49.309 INFO [stderr] warning: function is never used: `test_arr1`
Dec 04 13:00:49.309 INFO [stderr]    --> src/main.rs:162:1
Dec 04 13:00:49.309 INFO [stderr]     |
Dec 04 13:00:49.309 INFO [stderr] 162 | fn test_arr1(){
Dec 04 13:00:49.309 INFO [stderr]     | ^^^^^^^^^^^^^^
Dec 04 13:00:49.309 INFO [stderr] 
Dec 04 13:00:49.309 INFO [stderr] warning: function is never used: `plus_one`
Dec 04 13:00:49.309 INFO [stderr]    --> src/main.rs:173:1
Dec 04 13:00:49.309 INFO [stderr]     |
Dec 04 13:00:49.309 INFO [stderr] 173 | fn plus_one(i: i32) -> i32{
Dec 04 13:00:49.309 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:00:49.309 INFO [stderr] 
Dec 04 13:00:49.309 INFO [stderr] warning: function is never used: `diverges`
Dec 04 13:00:49.309 INFO [stderr]    --> src/main.rs:179:1
Dec 04 13:00:49.309 INFO [stderr]     |
Dec 04 13:00:49.309 INFO [stderr] 179 | fn diverges()->!{
Dec 04 13:00:49.309 INFO [stderr]     | ^^^^^^^^^^^^^^^^
Dec 04 13:00:49.309 INFO [stderr] 
Dec 04 13:00:49.309 INFO [stderr] warning: function is never used: `func1`
Dec 04 13:00:49.309 INFO [stderr]    --> src/main.rs:185:1
Dec 04 13:00:49.309 INFO [stderr]     |
Dec 04 13:00:49.309 INFO [stderr] 185 | fn func1(x: i32, y :i32)->i32{
Dec 04 13:00:49.309 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 13:00:49.309 INFO [stderr] 
Dec 04 13:00:49.309 INFO [stderr] warning: function is never used: `test_loop`
Dec 04 13:00:49.310 INFO [stderr]    --> src/main.rs:190:1
Dec 04 13:00:49.310 INFO [stderr]     |
Dec 04 13:00:49.310 INFO [stderr] 190 | fn test_loop(){
Dec 04 13:00:49.310 INFO [stderr]     | ^^^^^^^^^^^^^^
Dec 04 13:00:49.310 INFO [stderr] 
Dec 04 13:00:49.310 INFO [stderr] warning: function is never used: `compare`
Dec 04 13:00:49.310 INFO [stderr]    --> src/main.rs:223:1
Dec 04 13:00:49.310 INFO [stderr]     |
Dec 04 13:00:49.310 INFO [stderr] 223 | fn compare(){
Dec 04 13:00:49.310 INFO [stderr]     | ^^^^^^^^^^^^
Dec 04 13:00:49.310 INFO [stderr] 
Dec 04 13:00:49.310 INFO [stderr] warning: function is never used: `rand_number`
Dec 04 13:00:49.310 INFO [stderr]    --> src/main.rs:242:1
Dec 04 13:00:49.310 INFO [stderr]     |
Dec 04 13:00:49.310 INFO [stderr] 242 | fn rand_number() {
Dec 04 13:00:49.310 INFO [stderr]     | ^^^^^^^^^^^^^^^^
Dec 04 13:00:49.310 INFO [stderr] 
Dec 04 13:00:49.310 INFO [stderr] warning: function is never used: `show_number`
Dec 04 13:00:49.310 INFO [stderr]    --> src/main.rs:255:1
Dec 04 13:00:49.310 INFO [stderr]     |
Dec 04 13:00:49.310 INFO [stderr] 255 | fn show_number() {
Dec 04 13:00:49.310 INFO [stderr]     | ^^^^^^^^^^^^^^^^
Dec 04 13:00:49.310 INFO [stderr] 
Dec 04 13:00:49.360 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
Dec 04 13:00:49.363 INFO [stderr] su: No module specific data is present
Dec 04 13:00:50.547 INFO running `"docker" "inspect" "bf359d5786dfb22f3cda62cfa8d19743f84b95fb62b23b47a2287e7f9c38ada2"`
Dec 04 13:00:50.866 INFO running `"docker" "rm" "-f" "bf359d5786dfb22f3cda62cfa8d19743f84b95fb62b23b47a2287e7f9c38ada2"`
Dec 04 13:00:51.118 INFO [stdout] bf359d5786dfb22f3cda62cfa8d19743f84b95fb62b23b47a2287e7f9c38ada2