Dec 01 07:10:47.246 INFO testing nulijiushimeili/hello_rust against 1.30.1 for beta-1.31-5
Dec 01 07:10:47.247 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-1/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/beta-1.31-5/1.30.1:/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 +1.30.1 build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 07:10:47.760 INFO [stdout] f6ed33cd503c78d6976681d30f7dacf2676eab8cc3192eb9fe838df55969d99a
Dec 01 07:10:47.762 INFO running `"docker" "start" "-a" "f6ed33cd503c78d6976681d30f7dacf2676eab8cc3192eb9fe838df55969d99a"`
Dec 01 07:10:49.212 INFO [stderr] usermod: no changes
Dec 01 07:10:49.328 INFO [stderr]    Compiling hello_rust v0.1.0 (/source)
Dec 01 07:10:49.986 INFO [stderr] warning: unused variable: `y`
Dec 01 07:10:49.987 INFO [stderr]    --> src/main.rs:135:9
Dec 01 07:10:49.987 INFO [stderr]     |
Dec 01 07:10:49.987 INFO [stderr] 135 |     let y:(i32,&str) = (2,"word");
Dec 01 07:10:49.988 INFO [stderr]     |         ^ help: consider using `_y` instead
Dec 01 07:10:49.988 INFO [stderr]     |
Dec 01 07:10:49.988 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 01 07:10:49.989 INFO [stderr] 
Dec 01 07:10:49.989 INFO [stderr] warning: variable `z` is assigned to, but never used
Dec 01 07:10:49.989 INFO [stderr]    --> src/main.rs:136:13
Dec 01 07:10:49.989 INFO [stderr]     |
Dec 01 07:10:49.990 INFO [stderr] 136 |     let mut z = (1,"rust");
Dec 01 07:10:49.990 INFO [stderr]     |             ^
Dec 01 07:10:49.990 INFO [stderr]     |
Dec 01 07:10:49.991 INFO [stderr]     = note: consider using `_z` instead
Dec 01 07:10:49.991 INFO [stderr] 
Dec 01 07:10:49.991 INFO [stderr] warning: value assigned to `z` is never read
Dec 01 07:10:49.992 INFO [stderr]    --> src/main.rs:138:5
Dec 01 07:10:49.992 INFO [stderr]     |
Dec 01 07:10:49.992 INFO [stderr] 138 |     z = x ;
Dec 01 07:10:49.992 INFO [stderr]     |     ^
Dec 01 07:10:49.993 INFO [stderr]     |
Dec 01 07:10:49.993 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 01 07:10:49.993 INFO [stderr] 
Dec 01 07:10:49.993 INFO [stderr] warning: unused variable: `b`
Dec 01 07:10:49.994 INFO [stderr]    --> src/main.rs:141:12
Dec 01 07:10:49.994 INFO [stderr]     |
Dec 01 07:10:49.994 INFO [stderr] 141 |     let (a,b,c ) = (4,5,6);
Dec 01 07:10:49.995 INFO [stderr]     |            ^ help: consider using `_b` instead
Dec 01 07:10:49.995 INFO [stderr] 
Dec 01 07:10:49.995 INFO [stderr] warning: unused variable: `c`
Dec 01 07:10:49.995 INFO [stderr]    --> src/main.rs:141:14
Dec 01 07:10:49.996 INFO [stderr]     |
Dec 01 07:10:49.996 INFO [stderr] 141 |     let (a,b,c ) = (4,5,6);
Dec 01 07:10:49.996 INFO [stderr]     |              ^ help: consider using `_c` instead
Dec 01 07:10:49.997 INFO [stderr] 
Dec 01 07:10:49.997 INFO [stderr] warning: unused variable: `complete`
Dec 01 07:10:49.997 INFO [stderr]    --> src/main.rs:156:9
Dec 01 07:10:49.998 INFO [stderr]     |
Dec 01 07:10:49.998 INFO [stderr] 156 |     let complete = &a[..];
Dec 01 07:10:49.998 INFO [stderr]     |         ^^^^^^^^ help: consider using `_complete` instead
Dec 01 07:10:49.998 INFO [stderr] 
Dec 01 07:10:49.999 INFO [stderr] warning: unused variable: `middle`
Dec 01 07:10:49.999 INFO [stderr]    --> src/main.rs:157:9
Dec 01 07:10:49.999 INFO [stderr]     |
Dec 01 07:10:49.999 INFO [stderr] 157 |     let middle = &a[2..4];
Dec 01 07:10:50.000 INFO [stderr]     |         ^^^^^^ help: consider using `_middle` instead
Dec 01 07:10:50.000 INFO [stderr] 
Dec 01 07:10:50.000 INFO [stderr] warning: unused variable: `b`
Dec 01 07:10:50.000 INFO [stderr]    --> src/main.rs:167:14
Dec 01 07:10:50.001 INFO [stderr]     |
Dec 01 07:10:50.001 INFO [stderr] 167 |     let mut  b = [4,5,6];
Dec 01 07:10:50.001 INFO [stderr]     |              ^ help: consider using `_b` instead
Dec 01 07:10:50.001 INFO [stderr] 
Dec 01 07:10:50.002 INFO [stderr] warning: unused variable: `c`
Dec 01 07:10:50.002 INFO [stderr]    --> src/main.rs:169:9
Dec 01 07:10:50.002 INFO [stderr]     |
Dec 01 07:10:50.007 INFO [stderr] 169 |     let c = [0;20];
Dec 01 07:10:50.007 INFO [stderr]     |         ^ help: consider using `_c` instead
Dec 01 07:10:50.007 INFO [stderr] 
Dec 01 07:10:50.023 INFO [stderr] warning: variable does not need to be mutable
Dec 01 07:10:50.023 INFO [stderr]    --> src/main.rs:167:9
Dec 01 07:10:50.024 INFO [stderr]     |
Dec 01 07:10:50.024 INFO [stderr] 167 |     let mut  b = [4,5,6];
Dec 01 07:10:50.024 INFO [stderr]     |         -----^
Dec 01 07:10:50.025 INFO [stderr]     |         |
Dec 01 07:10:50.025 INFO [stderr]     |         help: remove this `mut`
Dec 01 07:10:50.025 INFO [stderr]     |
Dec 01 07:10:50.026 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 01 07:10:50.026 INFO [stderr] 
Dec 01 07:10:50.028 INFO [stderr] warning: function is never used: `shutdown_iterator`
Dec 01 07:10:50.028 INFO [stderr]   --> src/main.rs:45:1
Dec 01 07:10:50.029 INFO [stderr]    |
Dec 01 07:10:50.029 INFO [stderr] 45 | fn shutdown_iterator(){
Dec 01 07:10:50.029 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
Dec 01 07:10:50.029 INFO [stderr]    |
Dec 01 07:10:50.030 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 01 07:10:50.030 INFO [stderr] 
Dec 01 07:10:50.030 INFO [stderr] warning: function is never used: `test_iterator`
Dec 01 07:10:50.031 INFO [stderr]   --> src/main.rs:67:1
Dec 01 07:10:50.031 INFO [stderr]    |
Dec 01 07:10:50.031 INFO [stderr] 67 | fn test_iterator(){
Dec 01 07:10:50.032 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^
Dec 01 07:10:50.032 INFO [stderr] 
Dec 01 07:10:50.032 INFO [stderr] warning: function is never used: `rust_loop`
Dec 01 07:10:50.032 INFO [stderr]   --> src/main.rs:76:1
Dec 01 07:10:50.033 INFO [stderr]    |
Dec 01 07:10:50.033 INFO [stderr] 76 | fn rust_loop(){
Dec 01 07:10:50.033 INFO [stderr]    | ^^^^^^^^^^^^^^
Dec 01 07:10:50.033 INFO [stderr] 
Dec 01 07:10:50.034 INFO [stderr] warning: function is never used: `test_if`
Dec 01 07:10:50.034 INFO [stderr]    --> src/main.rs:112:1
Dec 01 07:10:50.034 INFO [stderr]     |
Dec 01 07:10:50.035 INFO [stderr] 112 | fn test_if(){
Dec 01 07:10:50.035 INFO [stderr]     | ^^^^^^^^^^^^
Dec 01 07:10:50.035 INFO [stderr] 
Dec 01 07:10:50.035 INFO [stderr] warning: function is never used: `test_tuple`
Dec 01 07:10:50.036 INFO [stderr]    --> src/main.rs:133:1
Dec 01 07:10:50.036 INFO [stderr]     |
Dec 01 07:10:50.036 INFO [stderr] 133 | fn test_tuple(){
Dec 01 07:10:50.037 INFO [stderr]     | ^^^^^^^^^^^^^^^
Dec 01 07:10:50.037 INFO [stderr] 
Dec 01 07:10:50.037 INFO [stderr] warning: function is never used: `test_slice`
Dec 01 07:10:50.037 INFO [stderr]    --> src/main.rs:153:1
Dec 01 07:10:50.038 INFO [stderr]     |
Dec 01 07:10:50.038 INFO [stderr] 153 | fn test_slice(){
Dec 01 07:10:50.038 INFO [stderr]     | ^^^^^^^^^^^^^^^
Dec 01 07:10:50.038 INFO [stderr] 
Dec 01 07:10:50.039 INFO [stderr] warning: function is never used: `test_arr1`
Dec 01 07:10:50.039 INFO [stderr]    --> src/main.rs:162:1
Dec 01 07:10:50.039 INFO [stderr]     |
Dec 01 07:10:50.039 INFO [stderr] 162 | fn test_arr1(){
Dec 01 07:10:50.040 INFO [stderr]     | ^^^^^^^^^^^^^^
Dec 01 07:10:50.040 INFO [stderr] 
Dec 01 07:10:50.040 INFO [stderr] warning: function is never used: `plus_one`
Dec 01 07:10:50.040 INFO [stderr]    --> src/main.rs:173:1
Dec 01 07:10:50.041 INFO [stderr]     |
Dec 01 07:10:50.041 INFO [stderr] 173 | fn plus_one(i: i32) -> i32{
Dec 01 07:10:50.041 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 07:10:50.042 INFO [stderr] 
Dec 01 07:10:50.042 INFO [stderr] warning: function is never used: `diverges`
Dec 01 07:10:50.042 INFO [stderr]    --> src/main.rs:179:1
Dec 01 07:10:50.047 INFO [stderr]     |
Dec 01 07:10:50.047 INFO [stderr] 179 | fn diverges()->!{
Dec 01 07:10:50.047 INFO [stderr]     | ^^^^^^^^^^^^^^^^
Dec 01 07:10:50.048 INFO [stderr] 
Dec 01 07:10:50.048 INFO [stderr] warning: function is never used: `func1`
Dec 01 07:10:50.048 INFO [stderr]    --> src/main.rs:185:1
Dec 01 07:10:50.049 INFO [stderr]     |
Dec 01 07:10:50.049 INFO [stderr] 185 | fn func1(x: i32, y :i32)->i32{
Dec 01 07:10:50.049 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 07:10:50.049 INFO [stderr] 
Dec 01 07:10:50.050 INFO [stderr] warning: function is never used: `test_loop`
Dec 01 07:10:50.050 INFO [stderr]    --> src/main.rs:190:1
Dec 01 07:10:50.050 INFO [stderr]     |
Dec 01 07:10:50.051 INFO [stderr] 190 | fn test_loop(){
Dec 01 07:10:50.051 INFO [stderr]     | ^^^^^^^^^^^^^^
Dec 01 07:10:50.051 INFO [stderr] 
Dec 01 07:10:50.052 INFO [stderr] warning: function is never used: `compare`
Dec 01 07:10:50.052 INFO [stderr]    --> src/main.rs:223:1
Dec 01 07:10:50.052 INFO [stderr]     |
Dec 01 07:10:50.052 INFO [stderr] 223 | fn compare(){
Dec 01 07:10:50.053 INFO [stderr]     | ^^^^^^^^^^^^
Dec 01 07:10:50.053 INFO [stderr] 
Dec 01 07:10:50.053 INFO [stderr] warning: function is never used: `rand_number`
Dec 01 07:10:50.054 INFO [stderr]    --> src/main.rs:242:1
Dec 01 07:10:50.054 INFO [stderr]     |
Dec 01 07:10:50.054 INFO [stderr] 242 | fn rand_number() {
Dec 01 07:10:50.055 INFO [stderr]     | ^^^^^^^^^^^^^^^^
Dec 01 07:10:50.055 INFO [stderr] 
Dec 01 07:10:50.055 INFO [stderr] warning: function is never used: `show_number`
Dec 01 07:10:50.055 INFO [stderr]    --> src/main.rs:255:1
Dec 01 07:10:50.056 INFO [stderr]     |
Dec 01 07:10:50.056 INFO [stderr] 255 | fn show_number() {
Dec 01 07:10:50.056 INFO [stderr]     | ^^^^^^^^^^^^^^^^
Dec 01 07:10:50.057 INFO [stderr] 
Dec 01 07:10:50.435 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.18s
Dec 01 07:10:50.435 INFO [stderr] su: No module specific data is present
Dec 01 07:10:51.335 INFO running `"docker" "inspect" "f6ed33cd503c78d6976681d30f7dacf2676eab8cc3192eb9fe838df55969d99a"`
Dec 01 07:10:51.634 INFO running `"docker" "rm" "-f" "f6ed33cd503c78d6976681d30f7dacf2676eab8cc3192eb9fe838df55969d99a"`
Dec 01 07:10:51.983 INFO [stdout] f6ed33cd503c78d6976681d30f7dacf2676eab8cc3192eb9fe838df55969d99a
Dec 01 07:10:51.987 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-1/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/beta-1.31-5/1.30.1:/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 +1.30.1 test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 07:10:52.494 INFO [stdout] 73fe758b9ef2e0cd98d446a3ba640a682fb96da2cae90bf36f3970545abe5683
Dec 01 07:10:52.497 INFO running `"docker" "start" "-a" "73fe758b9ef2e0cd98d446a3ba640a682fb96da2cae90bf36f3970545abe5683"`
Dec 01 07:10:53.936 INFO [stderr] usermod: no changes
Dec 01 07:10:54.027 INFO [stderr]    Compiling hello_rust v0.1.0 (/source)
Dec 01 07:10:54.527 INFO [stderr] warning: unused variable: `y`
Dec 01 07:10:54.528 INFO [stderr]    --> src/main.rs:135:9
Dec 01 07:10:54.528 INFO [stderr]     |
Dec 01 07:10:54.529 INFO [stderr] 135 |     let y:(i32,&str) = (2,"word");
Dec 01 07:10:54.529 INFO [stderr]     |         ^ help: consider using `_y` instead
Dec 01 07:10:54.529 INFO [stderr]     |
Dec 01 07:10:54.530 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 01 07:10:54.530 INFO [stderr] 
Dec 01 07:10:54.536 INFO [stderr] warning: variable `z` is assigned to, but never used
Dec 01 07:10:54.536 INFO [stderr]    --> src/main.rs:136:13
Dec 01 07:10:54.536 INFO [stderr]     |
Dec 01 07:10:54.537 INFO [stderr] 136 |     let mut z = (1,"rust");
Dec 01 07:10:54.537 INFO [stderr]     |             ^
Dec 01 07:10:54.537 INFO [stderr]     |
Dec 01 07:10:54.537 INFO [stderr]     = note: consider using `_z` instead
Dec 01 07:10:54.538 INFO [stderr] 
Dec 01 07:10:54.538 INFO [stderr] warning: value assigned to `z` is never read
Dec 01 07:10:54.539 INFO [stderr]    --> src/main.rs:138:5
Dec 01 07:10:54.539 INFO [stderr]     |
Dec 01 07:10:54.539 INFO [stderr] 138 |     z = x ;
Dec 01 07:10:54.539 INFO [stderr]     |     ^
Dec 01 07:10:54.540 INFO [stderr]     |
Dec 01 07:10:54.540 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 01 07:10:54.540 INFO [stderr] 
Dec 01 07:10:54.541 INFO [stderr] warning: unused variable: `b`
Dec 01 07:10:54.541 INFO [stderr]    --> src/main.rs:141:12
Dec 01 07:10:54.541 INFO [stderr]     |
Dec 01 07:10:54.541 INFO [stderr] 141 |     let (a,b,c ) = (4,5,6);
Dec 01 07:10:54.542 INFO [stderr]     |            ^ help: consider using `_b` instead
Dec 01 07:10:54.542 INFO [stderr] 
Dec 01 07:10:54.542 INFO [stderr] warning: unused variable: `c`
Dec 01 07:10:54.543 INFO [stderr]    --> src/main.rs:141:14
Dec 01 07:10:54.543 INFO [stderr]     |
Dec 01 07:10:54.543 INFO [stderr] 141 |     let (a,b,c ) = (4,5,6);
Dec 01 07:10:54.544 INFO [stderr]     |              ^ help: consider using `_c` instead
Dec 01 07:10:54.544 INFO [stderr] 
Dec 01 07:10:54.544 INFO [stderr] warning: unused variable: `complete`
Dec 01 07:10:54.545 INFO [stderr]    --> src/main.rs:156:9
Dec 01 07:10:54.545 INFO [stderr]     |
Dec 01 07:10:54.545 INFO [stderr] 156 |     let complete = &a[..];
Dec 01 07:10:54.545 INFO [stderr]     |         ^^^^^^^^ help: consider using `_complete` instead
Dec 01 07:10:54.546 INFO [stderr] 
Dec 01 07:10:54.546 INFO [stderr] warning: unused variable: `middle`
Dec 01 07:10:54.546 INFO [stderr]    --> src/main.rs:157:9
Dec 01 07:10:54.546 INFO [stderr]     |
Dec 01 07:10:54.547 INFO [stderr] 157 |     let middle = &a[2..4];
Dec 01 07:10:54.547 INFO [stderr]     |         ^^^^^^ help: consider using `_middle` instead
Dec 01 07:10:54.547 INFO [stderr] 
Dec 01 07:10:54.548 INFO [stderr] warning: unused variable: `b`
Dec 01 07:10:54.548 INFO [stderr]    --> src/main.rs:167:14
Dec 01 07:10:54.548 INFO [stderr]     |
Dec 01 07:10:54.549 INFO [stderr] 167 |     let mut  b = [4,5,6];
Dec 01 07:10:54.549 INFO [stderr]     |              ^ help: consider using `_b` instead
Dec 01 07:10:54.549 INFO [stderr] 
Dec 01 07:10:54.549 INFO [stderr] warning: unused variable: `c`
Dec 01 07:10:54.550 INFO [stderr]    --> src/main.rs:169:9
Dec 01 07:10:54.550 INFO [stderr]     |
Dec 01 07:10:54.550 INFO [stderr] 169 |     let c = [0;20];
Dec 01 07:10:54.551 INFO [stderr]     |         ^ help: consider using `_c` instead
Dec 01 07:10:54.551 INFO [stderr] 
Dec 01 07:10:54.551 INFO [stderr] warning: variable does not need to be mutable
Dec 01 07:10:54.552 INFO [stderr]    --> src/main.rs:167:9
Dec 01 07:10:54.552 INFO [stderr]     |
Dec 01 07:10:54.552 INFO [stderr] 167 |     let mut  b = [4,5,6];
Dec 01 07:10:54.552 INFO [stderr]     |         -----^
Dec 01 07:10:54.553 INFO [stderr]     |         |
Dec 01 07:10:54.553 INFO [stderr]     |         help: remove this `mut`
Dec 01 07:10:54.553 INFO [stderr]     |
Dec 01 07:10:54.554 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 01 07:10:54.554 INFO [stderr] 
Dec 01 07:10:54.554 INFO [stderr] warning: function is never used: `shutdown_iterator`
Dec 01 07:10:54.554 INFO [stderr]   --> src/main.rs:45:1
Dec 01 07:10:54.555 INFO [stderr]    |
Dec 01 07:10:54.555 INFO [stderr] 45 | fn shutdown_iterator(){
Dec 01 07:10:54.555 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
Dec 01 07:10:54.556 INFO [stderr]    |
Dec 01 07:10:54.556 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 01 07:10:54.556 INFO [stderr] 
Dec 01 07:10:54.557 INFO [stderr] warning: function is never used: `test_iterator`
Dec 01 07:10:54.557 INFO [stderr]   --> src/main.rs:67:1
Dec 01 07:10:54.557 INFO [stderr]    |
Dec 01 07:10:54.557 INFO [stderr] 67 | fn test_iterator(){
Dec 01 07:10:54.558 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^
Dec 01 07:10:54.558 INFO [stderr] 
Dec 01 07:10:54.558 INFO [stderr] warning: function is never used: `rust_loop`
Dec 01 07:10:54.559 INFO [stderr]   --> src/main.rs:76:1
Dec 01 07:10:54.559 INFO [stderr]    |
Dec 01 07:10:54.559 INFO [stderr] 76 | fn rust_loop(){
Dec 01 07:10:54.560 INFO [stderr]    | ^^^^^^^^^^^^^^
Dec 01 07:10:54.560 INFO [stderr] 
Dec 01 07:10:54.560 INFO [stderr] warning: function is never used: `test_if`
Dec 01 07:10:54.560 INFO [stderr]    --> src/main.rs:112:1
Dec 01 07:10:54.561 INFO [stderr]     |
Dec 01 07:10:54.561 INFO [stderr] 112 | fn test_if(){
Dec 01 07:10:54.561 INFO [stderr]     | ^^^^^^^^^^^^
Dec 01 07:10:54.562 INFO [stderr] 
Dec 01 07:10:54.562 INFO [stderr] warning: function is never used: `test_tuple`
Dec 01 07:10:54.562 INFO [stderr]    --> src/main.rs:133:1
Dec 01 07:10:54.563 INFO [stderr]     |
Dec 01 07:10:54.563 INFO [stderr] 133 | fn test_tuple(){
Dec 01 07:10:54.563 INFO [stderr]     | ^^^^^^^^^^^^^^^
Dec 01 07:10:54.563 INFO [stderr] 
Dec 01 07:10:54.564 INFO [stderr] warning: function is never used: `test_slice`
Dec 01 07:10:54.564 INFO [stderr]    --> src/main.rs:153:1
Dec 01 07:10:54.564 INFO [stderr]     |
Dec 01 07:10:54.565 INFO [stderr] 153 | fn test_slice(){
Dec 01 07:10:54.565 INFO [stderr]     | ^^^^^^^^^^^^^^^
Dec 01 07:10:54.565 INFO [stderr] 
Dec 01 07:10:54.566 INFO [stderr] warning: function is never used: `test_arr1`
Dec 01 07:10:54.566 INFO [stderr]    --> src/main.rs:162:1
Dec 01 07:10:54.566 INFO [stderr]     |
Dec 01 07:10:54.566 INFO [stderr] 162 | fn test_arr1(){
Dec 01 07:10:54.567 INFO [stderr]     | ^^^^^^^^^^^^^^
Dec 01 07:10:54.567 INFO [stderr] 
Dec 01 07:10:54.567 INFO [stderr] warning: function is never used: `plus_one`
Dec 01 07:10:54.568 INFO [stderr]    --> src/main.rs:173:1
Dec 01 07:10:54.568 INFO [stderr]     |
Dec 01 07:10:54.568 INFO [stderr] 173 | fn plus_one(i: i32) -> i32{
Dec 01 07:10:54.568 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 07:10:54.569 INFO [stderr] 
Dec 01 07:10:54.569 INFO [stderr] warning: function is never used: `diverges`
Dec 01 07:10:54.569 INFO [stderr]    --> src/main.rs:179:1
Dec 01 07:10:54.570 INFO [stderr]     |
Dec 01 07:10:54.570 INFO [stderr] 179 | fn diverges()->!{
Dec 01 07:10:54.570 INFO [stderr]     | ^^^^^^^^^^^^^^^^
Dec 01 07:10:54.570 INFO [stderr] 
Dec 01 07:10:54.571 INFO [stderr] warning: function is never used: `func1`
Dec 01 07:10:54.571 INFO [stderr]    --> src/main.rs:185:1
Dec 01 07:10:54.571 INFO [stderr]     |
Dec 01 07:10:54.572 INFO [stderr] 185 | fn func1(x: i32, y :i32)->i32{
Dec 01 07:10:54.572 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 07:10:54.572 INFO [stderr] 
Dec 01 07:10:54.572 INFO [stderr] warning: function is never used: `test_loop`
Dec 01 07:10:54.573 INFO [stderr]    --> src/main.rs:190:1
Dec 01 07:10:54.573 INFO [stderr]     |
Dec 01 07:10:54.573 INFO [stderr] 190 | fn test_loop(){
Dec 01 07:10:54.574 INFO [stderr]     | ^^^^^^^^^^^^^^
Dec 01 07:10:54.574 INFO [stderr] 
Dec 01 07:10:54.574 INFO [stderr] warning: function is never used: `compare`
Dec 01 07:10:54.575 INFO [stderr]    --> src/main.rs:223:1
Dec 01 07:10:54.575 INFO [stderr]     |
Dec 01 07:10:54.575 INFO [stderr] 223 | fn compare(){
Dec 01 07:10:54.575 INFO [stderr]     | ^^^^^^^^^^^^
Dec 01 07:10:54.576 INFO [stderr] 
Dec 01 07:10:54.576 INFO [stderr] warning: function is never used: `rand_number`
Dec 01 07:10:54.576 INFO [stderr]    --> src/main.rs:242:1
Dec 01 07:10:54.576 INFO [stderr]     |
Dec 01 07:10:54.577 INFO [stderr] 242 | fn rand_number() {
Dec 01 07:10:54.577 INFO [stderr]     | ^^^^^^^^^^^^^^^^
Dec 01 07:10:54.577 INFO [stderr] 
Dec 01 07:10:54.577 INFO [stderr] warning: function is never used: `show_number`
Dec 01 07:10:54.577 INFO [stderr]    --> src/main.rs:255:1
Dec 01 07:10:54.577 INFO [stderr]     |
Dec 01 07:10:54.577 INFO [stderr] 255 | fn show_number() {
Dec 01 07:10:54.577 INFO [stderr]     | ^^^^^^^^^^^^^^^^
Dec 01 07:10:54.577 INFO [stderr] 
Dec 01 07:10:55.043 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
Dec 01 07:10:55.045 INFO [stderr] su: No module specific data is present
Dec 01 07:10:55.931 INFO running `"docker" "inspect" "73fe758b9ef2e0cd98d446a3ba640a682fb96da2cae90bf36f3970545abe5683"`
Dec 01 07:10:56.137 INFO running `"docker" "rm" "-f" "73fe758b9ef2e0cd98d446a3ba640a682fb96da2cae90bf36f3970545abe5683"`
Dec 01 07:10:56.394 INFO [stdout] 73fe758b9ef2e0cd98d446a3ba640a682fb96da2cae90bf36f3970545abe5683
Dec 01 07:10:56.400 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-1/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/beta-1.31-5/1.30.1:/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 +1.30.1 test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 07:10:56.824 INFO [stdout] 4d3f1190199a9b6200891ba021ae31fc640d51614e2c9bdf6300d6adb4ba8420
Dec 01 07:10:56.827 INFO running `"docker" "start" "-a" "4d3f1190199a9b6200891ba021ae31fc640d51614e2c9bdf6300d6adb4ba8420"`
Dec 01 07:10:57.845 INFO [stderr] usermod: no changes
Dec 01 07:10:57.915 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 01 07:10:57.916 INFO [stderr]      Running /target/debug/deps/hello_rust-1b13ccd3cfb1d21c
Dec 01 07:10:57.920 INFO [stdout] 
Dec 01 07:10:57.920 INFO [stdout] running 0 tests
Dec 01 07:10:57.920 INFO [stdout] 
Dec 01 07:10:57.920 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 01 07:10:57.920 INFO [stdout] 
Dec 01 07:10:57.923 INFO [stderr] su: No module specific data is present
Dec 01 07:10:58.437 INFO running `"docker" "inspect" "4d3f1190199a9b6200891ba021ae31fc640d51614e2c9bdf6300d6adb4ba8420"`
Dec 01 07:10:58.737 INFO running `"docker" "rm" "-f" "4d3f1190199a9b6200891ba021ae31fc640d51614e2c9bdf6300d6adb4ba8420"`
Dec 01 07:10:59.009 INFO [stdout] 4d3f1190199a9b6200891ba021ae31fc640d51614e2c9bdf6300d6adb4ba8420
