Nov 16 08:05:51.902 INFO testing wu1274704958/Rust_Test against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 16 08:05:51.902 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-2/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt build --frozen" "-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"`
Nov 16 08:05:52.271 INFO [stdout] 56ee597fedc062bbb1fa69e195ab2ca8a7f338f251b0f14db470c3c8b2ee4518
Nov 16 08:05:52.276 INFO running `"docker" "start" "-a" "56ee597fedc062bbb1fa69e195ab2ca8a7f338f251b0f14db470c3c8b2ee4518"`
Nov 16 08:05:52.869 INFO [stderr] usermod: no changes
Nov 16 08:05:52.900 INFO [stderr]    Compiling Two v0.1.0 (/source)
Nov 16 08:05:53.000 INFO [stderr] warning: unused import: `super::std::fmt::Display`
Nov 16 08:05:53.000 INFO [stderr]  --> src/t1.rs:3:5
Nov 16 08:05:53.000 INFO [stderr]   |
Nov 16 08:05:53.000 INFO [stderr] 3 | use super::std::fmt::Display;
Nov 16 08:05:53.000 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 08:05:53.000 INFO [stderr]   |
Nov 16 08:05:53.000 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 16 08:05:53.000 INFO [stderr] 
Nov 16 08:05:53.000 INFO [stderr] warning: unused import: `super::std::string`
Nov 16 08:05:53.000 INFO [stderr]  --> src/t1.rs:6:5
Nov 16 08:05:53.000 INFO [stderr]   |
Nov 16 08:05:53.000 INFO [stderr] 6 | use super::std::string;
Nov 16 08:05:53.000 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Nov 16 08:05:53.000 INFO [stderr] 
Nov 16 08:05:53.000 INFO [stderr] warning: unused import: `std::collections::HashMap`
Nov 16 08:05:53.000 INFO [stderr]   --> src/t1.rs:82:5
Nov 16 08:05:53.000 INFO [stderr]    |
Nov 16 08:05:53.000 INFO [stderr] 82 | use std::collections::HashMap;
Nov 16 08:05:53.000 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 08:05:53.000 INFO [stderr] 
Nov 16 08:05:53.003 INFO [stderr] warning: unused import: `std::mem`
Nov 16 08:05:53.003 INFO [stderr]   --> src/main.rs:55:9
Nov 16 08:05:53.004 INFO [stderr]    |
Nov 16 08:05:53.004 INFO [stderr] 55 |     use std::mem;
Nov 16 08:05:53.004 INFO [stderr]    |         ^^^^^^^^
Nov 16 08:05:53.004 INFO [stderr] 
Nov 16 08:05:53.004 INFO [stderr] warning: unused import: `std::cell::RefCell`
Nov 16 08:05:53.005 INFO [stderr]   --> src/main.rs:56:9
Nov 16 08:05:53.005 INFO [stderr]    |
Nov 16 08:05:53.005 INFO [stderr] 56 |     use std::cell::RefCell;
Nov 16 08:05:53.005 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^
Nov 16 08:05:53.005 INFO [stderr] 
Nov 16 08:05:53.006 INFO [stderr] warning: unused import: `std::mem`
Nov 16 08:05:53.006 INFO [stderr]   --> src/main.rs:75:9
Nov 16 08:05:53.006 INFO [stderr]    |
Nov 16 08:05:53.006 INFO [stderr] 75 |     use std::mem;
Nov 16 08:05:53.006 INFO [stderr]    |         ^^^^^^^^
Nov 16 08:05:53.007 INFO [stderr] 
Nov 16 08:05:53.007 INFO [stderr] warning: unused import: `std::marker::Copy`
Nov 16 08:05:53.007 INFO [stderr]    --> src/main.rs:127:9
Nov 16 08:05:53.007 INFO [stderr]     |
Nov 16 08:05:53.007 INFO [stderr] 127 |     use std::marker::Copy;
Nov 16 08:05:53.007 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^
Nov 16 08:05:53.008 INFO [stderr] 
Nov 16 08:05:53.008 INFO [stderr] warning: unused import: `std::marker::Copy`
Nov 16 08:05:53.008 INFO [stderr]    --> src/main.rs:180:9
Nov 16 08:05:53.008 INFO [stderr]     |
Nov 16 08:05:53.008 INFO [stderr] 180 |     use std::marker::Copy;
Nov 16 08:05:53.009 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^
Nov 16 08:05:53.009 INFO [stderr] 
Nov 16 08:05:53.009 INFO [stderr] warning: unused import: `std::cmp::PartialEq`
Nov 16 08:05:53.009 INFO [stderr]    --> src/main.rs:181:9
Nov 16 08:05:53.009 INFO [stderr]     |
Nov 16 08:05:53.010 INFO [stderr] 181 |     use std::cmp::PartialEq;
Nov 16 08:05:53.010 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^
Nov 16 08:05:53.010 INFO [stderr] 
Nov 16 08:05:53.159 INFO [stderr] warning: unused variable: `aa`
Nov 16 08:05:53.159 INFO [stderr]    --> src/t1.rs:111:9
Nov 16 08:05:53.159 INFO [stderr]     |
Nov 16 08:05:53.159 INFO [stderr] 111 |     let aa = 9;
Nov 16 08:05:53.159 INFO [stderr]     |         ^^ help: consider using `_aa` instead
Nov 16 08:05:53.159 INFO [stderr]     |
Nov 16 08:05:53.159 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 16 08:05:53.159 INFO [stderr] 
Nov 16 08:05:53.159 INFO [stderr] warning: unused variable: `a`
Nov 16 08:05:53.159 INFO [stderr]   --> src/main.rs:60:17
Nov 16 08:05:53.159 INFO [stderr]    |
Nov 16 08:05:53.159 INFO [stderr] 60 |         let mut a: Option<i32> = Some(8);
Nov 16 08:05:53.159 INFO [stderr]    |                 ^ help: consider using `_a` instead
Nov 16 08:05:53.159 INFO [stderr] 
Nov 16 08:05:53.159 INFO [stderr] warning: value assigned to `a` is never read
Nov 16 08:05:53.159 INFO [stderr]    --> src/main.rs:113:9
Nov 16 08:05:53.159 INFO [stderr]     |
Nov 16 08:05:53.159 INFO [stderr] 113 |         a = 8;
Nov 16 08:05:53.159 INFO [stderr]     |         ^
Nov 16 08:05:53.159 INFO [stderr]     |
Nov 16 08:05:53.159 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Nov 16 08:05:53.159 INFO [stderr] 
Nov 16 08:05:53.159 INFO [stderr] warning: value assigned to `a` is never read
Nov 16 08:05:53.159 INFO [stderr]    --> src/main.rs:162:17
Nov 16 08:05:53.159 INFO [stderr]     |
Nov 16 08:05:53.159 INFO [stderr] 162 |         let mut a = T7::new(4);
Nov 16 08:05:53.159 INFO [stderr]     |                 ^
Nov 16 08:05:53.159 INFO [stderr] 
Nov 16 08:05:53.159 INFO [stderr] warning: unused variable: `m`
Nov 16 08:05:53.159 INFO [stderr]    --> src/main.rs:249:13
Nov 16 08:05:53.159 INFO [stderr]     |
Nov 16 08:05:53.159 INFO [stderr] 249 |         for m in 0..lines{
Nov 16 08:05:53.159 INFO [stderr]     |             ^ help: consider using `_m` instead
Nov 16 08:05:53.159 INFO [stderr] 
Nov 16 08:05:53.159 INFO [stderr] warning: unused variable: `n`
Nov 16 08:05:53.159 INFO [stderr]    --> src/main.rs:250:17
Nov 16 08:05:53.159 INFO [stderr]     |
Nov 16 08:05:53.159 INFO [stderr] 250 |             for n in 0..spaces{
Nov 16 08:05:53.159 INFO [stderr]     |                 ^ help: consider using `_n` instead
Nov 16 08:05:53.159 INFO [stderr] 
Nov 16 08:05:53.159 INFO [stderr] warning: unused variable: `n`
Nov 16 08:05:53.159 INFO [stderr]    --> src/main.rs:253:17
Nov 16 08:05:53.159 INFO [stderr]     |
Nov 16 08:05:53.159 INFO [stderr] 253 |             for n in 0..ns{
Nov 16 08:05:53.159 INFO [stderr]     |                 ^ help: consider using `_n` instead
Nov 16 08:05:53.159 INFO [stderr] 
Nov 16 08:05:53.159 INFO [stderr] warning: unused variable: `s`
Nov 16 08:05:53.159 INFO [stderr]    --> src/main.rs:259:21
Nov 16 08:05:53.159 INFO [stderr]     |
Nov 16 08:05:53.159 INFO [stderr] 259 |                 for s in 0..mid_spaces{
Nov 16 08:05:53.159 INFO [stderr]     |                     ^ help: consider using `_s` instead
Nov 16 08:05:53.159 INFO [stderr] 
Nov 16 08:05:53.172 INFO [stderr] warning: variable does not need to be mutable
Nov 16 08:05:53.172 INFO [stderr]  --> src/main.rs:9:13
Nov 16 08:05:53.172 INFO [stderr]   |
Nov 16 08:05:53.172 INFO [stderr] 9 |         let mut k = "你好";
Nov 16 08:05:53.172 INFO [stderr]   |             ----^
Nov 16 08:05:53.172 INFO [stderr]   |             |
Nov 16 08:05:53.172 INFO [stderr]   |             help: remove this `mut`
Nov 16 08:05:53.172 INFO [stderr]   |
Nov 16 08:05:53.172 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Nov 16 08:05:53.172 INFO [stderr] 
Nov 16 08:05:53.172 INFO [stderr] warning: variable does not need to be mutable
Nov 16 08:05:53.172 INFO [stderr]   --> src/main.rs:11:13
Nov 16 08:05:53.172 INFO [stderr]    |
Nov 16 08:05:53.172 INFO [stderr] 11 |         let mut kk = &k[0..3];
Nov 16 08:05:53.172 INFO [stderr]    |             ----^^
Nov 16 08:05:53.172 INFO [stderr]    |             |
Nov 16 08:05:53.172 INFO [stderr]    |             help: remove this `mut`
Nov 16 08:05:53.172 INFO [stderr] 
Nov 16 08:05:53.172 INFO [stderr] warning: variable does not need to be mutable
Nov 16 08:05:53.172 INFO [stderr]   --> src/main.rs:19:17
Nov 16 08:05:53.172 INFO [stderr]    |
Nov 16 08:05:53.172 INFO [stderr] 19 |             let mut p = mem::transmute::<&char, *const u8>(&kkk);// as *const u8;
Nov 16 08:05:53.172 INFO [stderr]    |                 ----^
Nov 16 08:05:53.172 INFO [stderr]    |                 |
Nov 16 08:05:53.172 INFO [stderr]    |                 help: remove this `mut`
Nov 16 08:05:53.172 INFO [stderr] 
Nov 16 08:05:53.172 INFO [stderr] warning: variable does not need to be mutable
Nov 16 08:05:53.172 INFO [stderr]   --> src/main.rs:27:17
Nov 16 08:05:53.172 INFO [stderr]    |
Nov 16 08:05:53.172 INFO [stderr] 27 |             let mut p = kk.as_ptr() as *const u8;
Nov 16 08:05:53.172 INFO [stderr]    |                 ----^
Nov 16 08:05:53.172 INFO [stderr]    |                 |
Nov 16 08:05:53.172 INFO [stderr]    |                 help: remove this `mut`
Nov 16 08:05:53.172 INFO [stderr] 
Nov 16 08:05:53.175 INFO [stderr] warning: variable does not need to be mutable
Nov 16 08:05:53.175 INFO [stderr]   --> src/main.rs:43:13
Nov 16 08:05:53.175 INFO [stderr]    |
Nov 16 08:05:53.175 INFO [stderr] 43 |         let mut v = vec![1, 2, 3];
Nov 16 08:05:53.175 INFO [stderr]    |             ----^
Nov 16 08:05:53.175 INFO [stderr]    |             |
Nov 16 08:05:53.175 INFO [stderr]    |             help: remove this `mut`
Nov 16 08:05:53.175 INFO [stderr] 
Nov 16 08:05:53.175 INFO [stderr] warning: variable does not need to be mutable
Nov 16 08:05:53.175 INFO [stderr]   --> src/main.rs:60:13
Nov 16 08:05:53.175 INFO [stderr]    |
Nov 16 08:05:53.175 INFO [stderr] 60 |         let mut a: Option<i32> = Some(8);
Nov 16 08:05:53.175 INFO [stderr]    |             ----^
Nov 16 08:05:53.175 INFO [stderr]    |             |
Nov 16 08:05:53.175 INFO [stderr]    |             help: remove this `mut`
Nov 16 08:05:53.175 INFO [stderr] 
Nov 16 08:05:53.187 INFO [stderr] warning: variable does not need to be mutable
Nov 16 08:05:53.187 INFO [stderr]    --> src/main.rs:163:13
Nov 16 08:05:53.187 INFO [stderr]     |
Nov 16 08:05:53.187 INFO [stderr] 163 |         let mut b = T7::new(9);
Nov 16 08:05:53.187 INFO [stderr]     |             ----^
Nov 16 08:05:53.187 INFO [stderr]     |             |
Nov 16 08:05:53.187 INFO [stderr]     |             help: remove this `mut`
Nov 16 08:05:53.187 INFO [stderr] 
Nov 16 08:05:53.200 INFO [stderr] warning: variable does not need to be mutable
Nov 16 08:05:53.200 INFO [stderr]   --> src/t1.rs:40:9
Nov 16 08:05:53.200 INFO [stderr]    |
Nov 16 08:05:53.200 INFO [stderr] 40 |     let mut pair_ptr = Box::new(Pair {
Nov 16 08:05:53.200 INFO [stderr]    |         ----^^^^^^^^
Nov 16 08:05:53.200 INFO [stderr]    |         |
Nov 16 08:05:53.200 INFO [stderr]    |         help: remove this `mut`
Nov 16 08:05:53.200 INFO [stderr] 
Nov 16 08:05:53.204 INFO [stderr] warning: variable does not need to be mutable
Nov 16 08:05:53.204 INFO [stderr]   --> src/t1.rs:87:9
Nov 16 08:05:53.204 INFO [stderr]    |
Nov 16 08:05:53.204 INFO [stderr] 87 |     let mut a = Pair { key: 1, val: 3 };
Nov 16 08:05:53.204 INFO [stderr]    |         ----^
Nov 16 08:05:53.204 INFO [stderr]    |         |
Nov 16 08:05:53.204 INFO [stderr]    |         help: remove this `mut`
Nov 16 08:05:53.204 INFO [stderr] 
Nov 16 08:05:53.204 INFO [stderr] warning: variable does not need to be mutable
Nov 16 08:05:53.204 INFO [stderr]   --> src/t1.rs:96:25
Nov 16 08:05:53.204 INFO [stderr]    |
Nov 16 08:05:53.204 INFO [stderr] 96 |                     let mut c = (*y) as *const i32;
Nov 16 08:05:53.204 INFO [stderr]    |                         ----^
Nov 16 08:05:53.204 INFO [stderr]    |                         |
Nov 16 08:05:53.204 INFO [stderr]    |                         help: remove this `mut`
Nov 16 08:05:53.204 INFO [stderr] 
Nov 16 08:05:53.204 INFO [stderr] warning: variable does not need to be mutable
Nov 16 08:05:53.204 INFO [stderr]   --> src/t1.rs:97:25
Nov 16 08:05:53.204 INFO [stderr]    |
Nov 16 08:05:53.204 INFO [stderr] 97 |                     let mut d = c as *mut i32;
Nov 16 08:05:53.204 INFO [stderr]    |                         ----^
Nov 16 08:05:53.204 INFO [stderr]    |                         |
Nov 16 08:05:53.204 INFO [stderr]    |                         help: remove this `mut`
Nov 16 08:05:53.204 INFO [stderr] 
Nov 16 08:05:53.211 INFO [stderr] warning: unnecessary `unsafe` block
Nov 16 08:05:53.211 INFO [stderr]    --> src/main.rs:103:17
Nov 16 08:05:53.211 INFO [stderr]     |
Nov 16 08:05:53.211 INFO [stderr] 103 |         let b = unsafe{a as Box<Test>};
Nov 16 08:05:53.211 INFO [stderr]     |                 ^^^^^^ unnecessary `unsafe` block
Nov 16 08:05:53.211 INFO [stderr]     |
Nov 16 08:05:53.211 INFO [stderr]     = note: #[warn(unused_unsafe)] on by default
Nov 16 08:05:53.211 INFO [stderr] 
Nov 16 08:05:53.211 INFO [stderr] warning: struct is never constructed: `Pair`
Nov 16 08:05:53.211 INFO [stderr]  --> src/t1.rs:9:1
Nov 16 08:05:53.211 INFO [stderr]   |
Nov 16 08:05:53.211 INFO [stderr] 9 | struct Pair<K, V> {
Nov 16 08:05:53.211 INFO [stderr]   | ^^^^^^^^^^^^^^^^^
Nov 16 08:05:53.211 INFO [stderr]   |
Nov 16 08:05:53.211 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 16 08:05:53.211 INFO [stderr] 
Nov 16 08:05:53.211 INFO [stderr] warning: method is never used: `doing`
Nov 16 08:05:53.212 INFO [stderr]   --> src/t1.rs:25:5
Nov 16 08:05:53.212 INFO [stderr]    |
Nov 16 08:05:53.212 INFO [stderr] 25 |     fn doing(&self) -> Result<&K, &V>
Nov 16 08:05:53.212 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 08:05:53.212 INFO [stderr] 
Nov 16 08:05:53.212 INFO [stderr] warning: function is never used: `show`
Nov 16 08:05:53.212 INFO [stderr]   --> src/t1.rs:31:1
Nov 16 08:05:53.212 INFO [stderr]    |
Nov 16 08:05:53.212 INFO [stderr] 31 | / fn show<T>(t: &T)
Nov 16 08:05:53.212 INFO [stderr] 32 | |     where
Nov 16 08:05:53.212 INFO [stderr] 33 | |         T: Debug,
Nov 16 08:05:53.212 INFO [stderr] 34 | | {
Nov 16 08:05:53.212 INFO [stderr] 35 | |     println!("{:?}", t);
Nov 16 08:05:53.212 INFO [stderr] 36 | | }
Nov 16 08:05:53.212 INFO [stderr]    | |_^
Nov 16 08:05:53.212 INFO [stderr] 
Nov 16 08:05:53.212 INFO [stderr] warning: function is never used: `test1`
Nov 16 08:05:53.212 INFO [stderr]   --> src/t1.rs:38:1
Nov 16 08:05:53.212 INFO [stderr]    |
Nov 16 08:05:53.212 INFO [stderr] 38 | pub fn test1() {
Nov 16 08:05:53.212 INFO [stderr]    | ^^^^^^^^^^^^^^
Nov 16 08:05:53.212 INFO [stderr] 
Nov 16 08:05:53.212 INFO [stderr] warning: function is never used: `test2`
Nov 16 08:05:53.212 INFO [stderr]   --> src/t1.rs:58:1
Nov 16 08:05:53.212 INFO [stderr]    |
Nov 16 08:05:53.212 INFO [stderr] 58 | fn test2() {
Nov 16 08:05:53.212 INFO [stderr]    | ^^^^^^^^^^
Nov 16 08:05:53.212 INFO [stderr] 
Nov 16 08:05:53.212 INFO [stderr] warning: function is never used: `test3`
Nov 16 08:05:53.212 INFO [stderr]   --> src/t1.rs:67:1
Nov 16 08:05:53.212 INFO [stderr]    |
Nov 16 08:05:53.212 INFO [stderr] 67 | pub fn test3() {
Nov 16 08:05:53.212 INFO [stderr]    | ^^^^^^^^^^^^^^
Nov 16 08:05:53.212 INFO [stderr] 
Nov 16 08:05:53.212 INFO [stderr] warning: function is never used: `test4`
Nov 16 08:05:53.212 INFO [stderr]   --> src/t1.rs:85:1
Nov 16 08:05:53.212 INFO [stderr]    |
Nov 16 08:05:53.212 INFO [stderr] 85 | pub fn test4()
Nov 16 08:05:53.212 INFO [stderr]    | ^^^^^^^^^^^^^^
Nov 16 08:05:53.212 INFO [stderr] 
Nov 16 08:05:53.212 INFO [stderr] warning: function is never used: `test5`
Nov 16 08:05:53.212 INFO [stderr]    --> src/t1.rs:107:1
Nov 16 08:05:53.212 INFO [stderr]     |
Nov 16 08:05:53.212 INFO [stderr] 107 | pub fn test5()
Nov 16 08:05:53.212 INFO [stderr]     | ^^^^^^^^^^^^^^
Nov 16 08:05:53.212 INFO [stderr] 
Nov 16 08:05:53.212 INFO [stderr] warning: function is never used: `test`
Nov 16 08:05:53.212 INFO [stderr]  --> src/main.rs:7:5
Nov 16 08:05:53.212 INFO [stderr]   |
Nov 16 08:05:53.212 INFO [stderr] 7 |     fn test()
Nov 16 08:05:53.212 INFO [stderr]   |     ^^^^^^^^^
Nov 16 08:05:53.212 INFO [stderr] 
Nov 16 08:05:53.212 INFO [stderr] warning: struct is never constructed: `Digit`
Nov 16 08:05:53.212 INFO [stderr]   --> src/main.rs:39:5
Nov 16 08:05:53.212 INFO [stderr]    |
Nov 16 08:05:53.212 INFO [stderr] 39 |     struct Digit(i32);
Nov 16 08:05:53.212 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Nov 16 08:05:53.212 INFO [stderr] 
Nov 16 08:05:53.212 INFO [stderr] warning: function is never used: `test`
Nov 16 08:05:53.212 INFO [stderr]   --> src/main.rs:41:5
Nov 16 08:05:53.212 INFO [stderr]    |
Nov 16 08:05:53.212 INFO [stderr] 41 |     pub fn test()
Nov 16 08:05:53.212 INFO [stderr]    |     ^^^^^^^^^^^^^
Nov 16 08:05:53.212 INFO [stderr] 
Nov 16 08:05:53.212 INFO [stderr] warning: function is never used: `test`
Nov 16 08:05:53.212 INFO [stderr]   --> src/main.rs:58:5
Nov 16 08:05:53.212 INFO [stderr]    |
Nov 16 08:05:53.212 INFO [stderr] 58 |     pub fn test()
Nov 16 08:05:53.212 INFO [stderr]    |     ^^^^^^^^^^^^^
Nov 16 08:05:53.212 INFO [stderr] 
Nov 16 08:05:53.212 INFO [stderr] warning: struct is never constructed: `Stru`
Nov 16 08:05:53.212 INFO [stderr]   --> src/main.rs:83:5
Nov 16 08:05:53.212 INFO [stderr]    |
Nov 16 08:05:53.212 INFO [stderr] 83 |     struct Stru {
Nov 16 08:05:53.212 INFO [stderr]    |     ^^^^^^^^^^^
Nov 16 08:05:53.212 INFO [stderr] 
Nov 16 08:05:53.212 INFO [stderr] warning: function is never used: `func`
Nov 16 08:05:53.212 INFO [stderr]   --> src/main.rs:95:5
Nov 16 08:05:53.212 INFO [stderr]    |
Nov 16 08:05:53.212 INFO [stderr] 95 |     fn func<T: ? Sized + Test>(t: &T)
Nov 16 08:05:53.212 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 08:05:53.212 INFO [stderr] 
Nov 16 08:05:53.212 INFO [stderr] warning: function is never used: `test`
Nov 16 08:05:53.213 INFO [stderr]    --> src/main.rs:100:5
Nov 16 08:05:53.213 INFO [stderr]     |
Nov 16 08:05:53.213 INFO [stderr] 100 |     pub fn test()
Nov 16 08:05:53.213 INFO [stderr]     |     ^^^^^^^^^^^^^
Nov 16 08:05:53.213 INFO [stderr] 
Nov 16 08:05:53.213 INFO [stderr] warning: function is never used: `test`
Nov 16 08:05:53.213 INFO [stderr]    --> src/main.rs:109:5
Nov 16 08:05:53.213 INFO [stderr]     |
Nov 16 08:05:53.213 INFO [stderr] 109 |     pub fn test()
Nov 16 08:05:53.213 INFO [stderr]     |     ^^^^^^^^^^^^^
Nov 16 08:05:53.213 INFO [stderr] 
Nov 16 08:05:53.213 INFO [stderr] warning: method is never used: `new`
Nov 16 08:05:53.213 INFO [stderr]    --> src/main.rs:136:9
Nov 16 08:05:53.213 INFO [stderr]     |
Nov 16 08:05:53.213 INFO [stderr] 136 |         fn new(d:i32) -> T7
Nov 16 08:05:53.213 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^
Nov 16 08:05:53.213 INFO [stderr] 
Nov 16 08:05:53.213 INFO [stderr] warning: function is never used: `test`
Nov 16 08:05:53.213 INFO [stderr]    --> src/main.rs:160:5
Nov 16 08:05:53.213 INFO [stderr]     |
Nov 16 08:05:53.213 INFO [stderr] 160 |     pub fn test()
Nov 16 08:05:53.213 INFO [stderr]     |     ^^^^^^^^^^^^^
Nov 16 08:05:53.213 INFO [stderr] 
Nov 16 08:05:53.213 INFO [stderr] warning: crate `Two` should have a snake case name such as `two`
Nov 16 08:05:53.213 INFO [stderr]   |
Nov 16 08:05:53.213 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Nov 16 08:05:53.213 INFO [stderr] 
Nov 16 08:05:53.213 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 08:05:53.213 INFO [stderr]    --> src/main.rs:157:13
Nov 16 08:05:53.213 INFO [stderr]     |
Nov 16 08:05:53.213 INFO [stderr] 157 |             writeln!(f,"data {}",self.data);Ok(())
Nov 16 08:05:53.213 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 08:05:53.213 INFO [stderr]     |
Nov 16 08:05:53.213 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 16 08:05:53.213 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 08:05:53.213 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 16 08:05:53.213 INFO [stderr] 
Nov 16 08:05:53.213 INFO [stderr] warning: function `adjustHeap` should have a snake case name such as `adjust_heap`
Nov 16 08:05:53.213 INFO [stderr]    --> src/main.rs:192:5
Nov 16 08:05:53.213 INFO [stderr]     |
Nov 16 08:05:53.213 INFO [stderr] 192 | /     fn adjustHeap<T>(now_i : usize,len:usize,arr:&mut [T])
Nov 16 08:05:53.213 INFO [stderr] 193 | |     where T: Sized + Clone + PartialOrd
Nov 16 08:05:53.213 INFO [stderr] 194 | |     {
Nov 16 08:05:53.213 INFO [stderr] 195 | |         let mut now_i = now_i;
Nov 16 08:05:53.213 INFO [stderr] ...   |
Nov 16 08:05:53.213 INFO [stderr] 210 | |         arr[now_i] = temp;
Nov 16 08:05:53.213 INFO [stderr] 211 | |     }
Nov 16 08:05:53.213 INFO [stderr]     | |_____^
Nov 16 08:05:53.213 INFO [stderr] 
Nov 16 08:05:53.213 INFO [stderr] warning: function `heapSort` should have a snake case name such as `heap_sort`
Nov 16 08:05:53.213 INFO [stderr]    --> src/main.rs:213:5
Nov 16 08:05:53.213 INFO [stderr]     |
Nov 16 08:05:53.213 INFO [stderr] 213 | /     fn heapSort<T>(arr:&mut [T])
Nov 16 08:05:53.213 INFO [stderr] 214 | |         where T: Sized + Clone + PartialOrd + Display
Nov 16 08:05:53.213 INFO [stderr] 215 | |     {
Nov 16 08:05:53.213 INFO [stderr] 216 | |         let mut i = arr.len() / 2 - 1;
Nov 16 08:05:53.213 INFO [stderr] ...   |
Nov 16 08:05:53.213 INFO [stderr] 231 | |         }
Nov 16 08:05:53.213 INFO [stderr] 232 | |     }
Nov 16 08:05:53.213 INFO [stderr]     | |_____^
Nov 16 08:05:53.213 INFO [stderr] 
Nov 16 08:05:53.213 INFO [stderr] warning: function `printHeap` should have a snake case name such as `print_heap`
Nov 16 08:05:53.213 INFO [stderr]    --> src/main.rs:234:5
Nov 16 08:05:53.213 INFO [stderr]     |
Nov 16 08:05:53.213 INFO [stderr] 234 | /     fn printHeap<T>(arr:&[T])
Nov 16 08:05:53.213 INFO [stderr] 235 | |     where T:Display
Nov 16 08:05:53.213 INFO [stderr] 236 | |     {
Nov 16 08:05:53.213 INFO [stderr] 237 | |         let mut j:i32 = 1;
Nov 16 08:05:53.213 INFO [stderr] ...   |
Nov 16 08:05:53.213 INFO [stderr] 268 | |         }
Nov 16 08:05:53.213 INFO [stderr] 269 | |     }
Nov 16 08:05:53.213 INFO [stderr]     | |_____^
Nov 16 08:05:53.213 INFO [stderr] 
Nov 16 08:05:53.381 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
Nov 16 08:05:53.384 INFO [stderr] su: No module specific data is present
Nov 16 08:05:53.765 INFO running `"docker" "inspect" "56ee597fedc062bbb1fa69e195ab2ca8a7f338f251b0f14db470c3c8b2ee4518"`
Nov 16 08:05:53.876 INFO running `"docker" "rm" "-f" "56ee597fedc062bbb1fa69e195ab2ca8a7f338f251b0f14db470c3c8b2ee4518"`
Nov 16 08:05:53.955 INFO [stdout] 56ee597fedc062bbb1fa69e195ab2ca8a7f338f251b0f14db470c3c8b2ee4518
Nov 16 08:05:53.957 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-2/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt test --frozen --no-run" "-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"`
Nov 16 08:05:54.115 INFO [stdout] 0b3207772d62cb5f7e04582a420e321fe26db16fe7ffffc626fc69ae9070bb25
Nov 16 08:05:54.120 INFO running `"docker" "start" "-a" "0b3207772d62cb5f7e04582a420e321fe26db16fe7ffffc626fc69ae9070bb25"`
Nov 16 08:05:54.674 INFO [stderr] usermod: no changes
Nov 16 08:05:54.710 INFO [stderr]    Compiling Two v0.1.0 (/source)
Nov 16 08:05:54.820 INFO [stderr] warning: unused import: `super::std::fmt::Display`
Nov 16 08:05:54.820 INFO [stderr]  --> src/t1.rs:3:5
Nov 16 08:05:54.820 INFO [stderr]   |
Nov 16 08:05:54.820 INFO [stderr] 3 | use super::std::fmt::Display;
Nov 16 08:05:54.820 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 08:05:54.821 INFO [stderr]   |
Nov 16 08:05:54.821 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 16 08:05:54.821 INFO [stderr] 
Nov 16 08:05:54.821 INFO [stderr] warning: unused import: `super::std::string`
Nov 16 08:05:54.821 INFO [stderr]  --> src/t1.rs:6:5
Nov 16 08:05:54.821 INFO [stderr]   |
Nov 16 08:05:54.821 INFO [stderr] 6 | use super::std::string;
Nov 16 08:05:54.821 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Nov 16 08:05:54.821 INFO [stderr] 
Nov 16 08:05:54.821 INFO [stderr] warning: unused import: `std::collections::HashMap`
Nov 16 08:05:54.821 INFO [stderr]   --> src/t1.rs:82:5
Nov 16 08:05:54.821 INFO [stderr]    |
Nov 16 08:05:54.821 INFO [stderr] 82 | use std::collections::HashMap;
Nov 16 08:05:54.821 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 08:05:54.821 INFO [stderr] 
Nov 16 08:05:54.821 INFO [stderr] warning: unused import: `std::mem`
Nov 16 08:05:54.821 INFO [stderr]   --> src/main.rs:55:9
Nov 16 08:05:54.821 INFO [stderr]    |
Nov 16 08:05:54.821 INFO [stderr] 55 |     use std::mem;
Nov 16 08:05:54.821 INFO [stderr]    |         ^^^^^^^^
Nov 16 08:05:54.821 INFO [stderr] 
Nov 16 08:05:54.821 INFO [stderr] warning: unused import: `std::cell::RefCell`
Nov 16 08:05:54.821 INFO [stderr]   --> src/main.rs:56:9
Nov 16 08:05:54.821 INFO [stderr]    |
Nov 16 08:05:54.821 INFO [stderr] 56 |     use std::cell::RefCell;
Nov 16 08:05:54.821 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^
Nov 16 08:05:54.821 INFO [stderr] 
Nov 16 08:05:54.821 INFO [stderr] warning: unused import: `std::mem`
Nov 16 08:05:54.821 INFO [stderr]   --> src/main.rs:75:9
Nov 16 08:05:54.821 INFO [stderr]    |
Nov 16 08:05:54.821 INFO [stderr] 75 |     use std::mem;
Nov 16 08:05:54.821 INFO [stderr]    |         ^^^^^^^^
Nov 16 08:05:54.821 INFO [stderr] 
Nov 16 08:05:54.821 INFO [stderr] warning: unused import: `std::marker::Copy`
Nov 16 08:05:54.821 INFO [stderr]    --> src/main.rs:127:9
Nov 16 08:05:54.821 INFO [stderr]     |
Nov 16 08:05:54.821 INFO [stderr] 127 |     use std::marker::Copy;
Nov 16 08:05:54.821 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^
Nov 16 08:05:54.821 INFO [stderr] 
Nov 16 08:05:54.821 INFO [stderr] warning: unused import: `std::marker::Copy`
Nov 16 08:05:54.821 INFO [stderr]    --> src/main.rs:180:9
Nov 16 08:05:54.821 INFO [stderr]     |
Nov 16 08:05:54.821 INFO [stderr] 180 |     use std::marker::Copy;
Nov 16 08:05:54.821 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^
Nov 16 08:05:54.821 INFO [stderr] 
Nov 16 08:05:54.821 INFO [stderr] warning: unused import: `std::cmp::PartialEq`
Nov 16 08:05:54.821 INFO [stderr]    --> src/main.rs:181:9
Nov 16 08:05:54.821 INFO [stderr]     |
Nov 16 08:05:54.821 INFO [stderr] 181 |     use std::cmp::PartialEq;
Nov 16 08:05:54.821 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^
Nov 16 08:05:54.821 INFO [stderr] 
Nov 16 08:05:54.953 INFO [stderr] warning: unused variable: `aa`
Nov 16 08:05:54.953 INFO [stderr]    --> src/t1.rs:111:9
Nov 16 08:05:54.953 INFO [stderr]     |
Nov 16 08:05:54.953 INFO [stderr] 111 |     let aa = 9;
Nov 16 08:05:54.953 INFO [stderr]     |         ^^ help: consider using `_aa` instead
Nov 16 08:05:54.953 INFO [stderr]     |
Nov 16 08:05:54.953 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 16 08:05:54.953 INFO [stderr] 
Nov 16 08:05:54.953 INFO [stderr] warning: unused variable: `a`
Nov 16 08:05:54.953 INFO [stderr]   --> src/main.rs:60:17
Nov 16 08:05:54.953 INFO [stderr]    |
Nov 16 08:05:54.953 INFO [stderr] 60 |         let mut a: Option<i32> = Some(8);
Nov 16 08:05:54.953 INFO [stderr]    |                 ^ help: consider using `_a` instead
Nov 16 08:05:54.953 INFO [stderr] 
Nov 16 08:05:54.953 INFO [stderr] warning: value assigned to `a` is never read
Nov 16 08:05:54.953 INFO [stderr]    --> src/main.rs:113:9
Nov 16 08:05:54.953 INFO [stderr]     |
Nov 16 08:05:54.953 INFO [stderr] 113 |         a = 8;
Nov 16 08:05:54.953 INFO [stderr]     |         ^
Nov 16 08:05:54.953 INFO [stderr]     |
Nov 16 08:05:54.953 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Nov 16 08:05:54.953 INFO [stderr] 
Nov 16 08:05:54.953 INFO [stderr] warning: value assigned to `a` is never read
Nov 16 08:05:54.953 INFO [stderr]    --> src/main.rs:162:17
Nov 16 08:05:54.953 INFO [stderr]     |
Nov 16 08:05:54.953 INFO [stderr] 162 |         let mut a = T7::new(4);
Nov 16 08:05:54.953 INFO [stderr]     |                 ^
Nov 16 08:05:54.953 INFO [stderr] 
Nov 16 08:05:54.955 INFO [stderr] warning: unused variable: `m`
Nov 16 08:05:54.955 INFO [stderr]    --> src/main.rs:249:13
Nov 16 08:05:54.955 INFO [stderr]     |
Nov 16 08:05:54.955 INFO [stderr] 249 |         for m in 0..lines{
Nov 16 08:05:54.955 INFO [stderr]     |             ^ help: consider using `_m` instead
Nov 16 08:05:54.955 INFO [stderr] 
Nov 16 08:05:54.955 INFO [stderr] warning: unused variable: `n`
Nov 16 08:05:54.955 INFO [stderr]    --> src/main.rs:250:17
Nov 16 08:05:54.955 INFO [stderr]     |
Nov 16 08:05:54.955 INFO [stderr] 250 |             for n in 0..spaces{
Nov 16 08:05:54.955 INFO [stderr]     |                 ^ help: consider using `_n` instead
Nov 16 08:05:54.955 INFO [stderr] 
Nov 16 08:05:54.955 INFO [stderr] warning: unused variable: `n`
Nov 16 08:05:54.955 INFO [stderr]    --> src/main.rs:253:17
Nov 16 08:05:54.955 INFO [stderr]     |
Nov 16 08:05:54.955 INFO [stderr] 253 |             for n in 0..ns{
Nov 16 08:05:54.955 INFO [stderr]     |                 ^ help: consider using `_n` instead
Nov 16 08:05:54.955 INFO [stderr] 
Nov 16 08:05:54.955 INFO [stderr] warning: unused variable: `s`
Nov 16 08:05:54.955 INFO [stderr]    --> src/main.rs:259:21
Nov 16 08:05:54.955 INFO [stderr]     |
Nov 16 08:05:54.955 INFO [stderr] 259 |                 for s in 0..mid_spaces{
Nov 16 08:05:54.955 INFO [stderr]     |                     ^ help: consider using `_s` instead
Nov 16 08:05:54.955 INFO [stderr] 
Nov 16 08:05:54.961 INFO [stderr] warning: variable does not need to be mutable
Nov 16 08:05:54.961 INFO [stderr]  --> src/main.rs:9:13
Nov 16 08:05:54.961 INFO [stderr]   |
Nov 16 08:05:54.961 INFO [stderr] 9 |         let mut k = "你好";
Nov 16 08:05:54.961 INFO [stderr]   |             ----^
Nov 16 08:05:54.961 INFO [stderr]   |             |
Nov 16 08:05:54.961 INFO [stderr]   |             help: remove this `mut`
Nov 16 08:05:54.961 INFO [stderr]   |
Nov 16 08:05:54.961 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Nov 16 08:05:54.961 INFO [stderr] 
Nov 16 08:05:54.961 INFO [stderr] warning: variable does not need to be mutable
Nov 16 08:05:54.961 INFO [stderr]   --> src/main.rs:11:13
Nov 16 08:05:54.961 INFO [stderr]    |
Nov 16 08:05:54.961 INFO [stderr] 11 |         let mut kk = &k[0..3];
Nov 16 08:05:54.961 INFO [stderr]    |             ----^^
Nov 16 08:05:54.961 INFO [stderr]    |             |
Nov 16 08:05:54.961 INFO [stderr]    |             help: remove this `mut`
Nov 16 08:05:54.961 INFO [stderr] 
Nov 16 08:05:54.961 INFO [stderr] warning: variable does not need to be mutable
Nov 16 08:05:54.961 INFO [stderr]   --> src/main.rs:19:17
Nov 16 08:05:54.961 INFO [stderr]    |
Nov 16 08:05:54.961 INFO [stderr] 19 |             let mut p = mem::transmute::<&char, *const u8>(&kkk);// as *const u8;
Nov 16 08:05:54.961 INFO [stderr]    |                 ----^
Nov 16 08:05:54.961 INFO [stderr]    |                 |
Nov 16 08:05:54.961 INFO [stderr]    |                 help: remove this `mut`
Nov 16 08:05:54.961 INFO [stderr] 
Nov 16 08:05:54.961 INFO [stderr] warning: variable does not need to be mutable
Nov 16 08:05:54.961 INFO [stderr]   --> src/main.rs:27:17
Nov 16 08:05:54.961 INFO [stderr]    |
Nov 16 08:05:54.961 INFO [stderr] 27 |             let mut p = kk.as_ptr() as *const u8;
Nov 16 08:05:54.961 INFO [stderr]    |                 ----^
Nov 16 08:05:54.961 INFO [stderr]    |                 |
Nov 16 08:05:54.961 INFO [stderr]    |                 help: remove this `mut`
Nov 16 08:05:54.961 INFO [stderr] 
Nov 16 08:05:54.965 INFO [stderr] warning: variable does not need to be mutable
Nov 16 08:05:54.965 INFO [stderr]   --> src/main.rs:43:13
Nov 16 08:05:54.965 INFO [stderr]    |
Nov 16 08:05:54.965 INFO [stderr] 43 |         let mut v = vec![1, 2, 3];
Nov 16 08:05:54.965 INFO [stderr]    |             ----^
Nov 16 08:05:54.965 INFO [stderr]    |             |
Nov 16 08:05:54.965 INFO [stderr]    |             help: remove this `mut`
Nov 16 08:05:54.965 INFO [stderr] 
Nov 16 08:05:54.966 INFO [stderr] warning: variable does not need to be mutable
Nov 16 08:05:54.966 INFO [stderr]   --> src/main.rs:60:13
Nov 16 08:05:54.966 INFO [stderr]    |
Nov 16 08:05:54.966 INFO [stderr] 60 |         let mut a: Option<i32> = Some(8);
Nov 16 08:05:54.966 INFO [stderr]    |             ----^
Nov 16 08:05:54.966 INFO [stderr]    |             |
Nov 16 08:05:54.966 INFO [stderr]    |             help: remove this `mut`
Nov 16 08:05:54.966 INFO [stderr] 
Nov 16 08:05:54.974 INFO [stderr] warning: variable does not need to be mutable
Nov 16 08:05:54.974 INFO [stderr]    --> src/main.rs:163:13
Nov 16 08:05:54.974 INFO [stderr]     |
Nov 16 08:05:54.974 INFO [stderr] 163 |         let mut b = T7::new(9);
Nov 16 08:05:54.974 INFO [stderr]     |             ----^
Nov 16 08:05:54.974 INFO [stderr]     |             |
Nov 16 08:05:54.974 INFO [stderr]     |             help: remove this `mut`
Nov 16 08:05:54.974 INFO [stderr] 
Nov 16 08:05:54.990 INFO [stderr] warning: variable does not need to be mutable
Nov 16 08:05:54.990 INFO [stderr]   --> src/t1.rs:40:9
Nov 16 08:05:54.990 INFO [stderr]    |
Nov 16 08:05:54.990 INFO [stderr] 40 |     let mut pair_ptr = Box::new(Pair {
Nov 16 08:05:54.990 INFO [stderr]    |         ----^^^^^^^^
Nov 16 08:05:54.990 INFO [stderr]    |         |
Nov 16 08:05:54.990 INFO [stderr]    |         help: remove this `mut`
Nov 16 08:05:54.990 INFO [stderr] 
Nov 16 08:05:54.992 INFO [stderr] warning: variable does not need to be mutable
Nov 16 08:05:54.992 INFO [stderr]   --> src/t1.rs:87:9
Nov 16 08:05:54.992 INFO [stderr]    |
Nov 16 08:05:54.992 INFO [stderr] 87 |     let mut a = Pair { key: 1, val: 3 };
Nov 16 08:05:54.992 INFO [stderr]    |         ----^
Nov 16 08:05:54.992 INFO [stderr]    |         |
Nov 16 08:05:54.992 INFO [stderr]    |         help: remove this `mut`
Nov 16 08:05:54.992 INFO [stderr] 
Nov 16 08:05:54.992 INFO [stderr] warning: variable does not need to be mutable
Nov 16 08:05:54.992 INFO [stderr]   --> src/t1.rs:96:25
Nov 16 08:05:54.992 INFO [stderr]    |
Nov 16 08:05:54.992 INFO [stderr] 96 |                     let mut c = (*y) as *const i32;
Nov 16 08:05:54.992 INFO [stderr]    |                         ----^
Nov 16 08:05:54.992 INFO [stderr]    |                         |
Nov 16 08:05:54.992 INFO [stderr]    |                         help: remove this `mut`
Nov 16 08:05:54.992 INFO [stderr] 
Nov 16 08:05:54.992 INFO [stderr] warning: variable does not need to be mutable
Nov 16 08:05:54.992 INFO [stderr]   --> src/t1.rs:97:25
Nov 16 08:05:54.992 INFO [stderr]    |
Nov 16 08:05:54.992 INFO [stderr] 97 |                     let mut d = c as *mut i32;
Nov 16 08:05:54.992 INFO [stderr]    |                         ----^
Nov 16 08:05:54.992 INFO [stderr]    |                         |
Nov 16 08:05:54.992 INFO [stderr]    |                         help: remove this `mut`
Nov 16 08:05:54.992 INFO [stderr] 
Nov 16 08:05:54.995 INFO [stderr] warning: unnecessary `unsafe` block
Nov 16 08:05:54.995 INFO [stderr]    --> src/main.rs:103:17
Nov 16 08:05:54.995 INFO [stderr]     |
Nov 16 08:05:54.995 INFO [stderr] 103 |         let b = unsafe{a as Box<Test>};
Nov 16 08:05:54.995 INFO [stderr]     |                 ^^^^^^ unnecessary `unsafe` block
Nov 16 08:05:54.995 INFO [stderr]     |
Nov 16 08:05:54.995 INFO [stderr]     = note: #[warn(unused_unsafe)] on by default
Nov 16 08:05:54.995 INFO [stderr] 
Nov 16 08:05:54.995 INFO [stderr] warning: struct is never constructed: `Pair`
Nov 16 08:05:54.995 INFO [stderr]  --> src/t1.rs:9:1
Nov 16 08:05:54.995 INFO [stderr]   |
Nov 16 08:05:54.995 INFO [stderr] 9 | struct Pair<K, V> {
Nov 16 08:05:54.995 INFO [stderr]   | ^^^^^^^^^^^^^^^^^
Nov 16 08:05:54.995 INFO [stderr]   |
Nov 16 08:05:54.995 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 16 08:05:54.995 INFO [stderr] 
Nov 16 08:05:54.995 INFO [stderr] warning: method is never used: `doing`
Nov 16 08:05:54.995 INFO [stderr]   --> src/t1.rs:25:5
Nov 16 08:05:54.995 INFO [stderr]    |
Nov 16 08:05:54.995 INFO [stderr] 25 |     fn doing(&self) -> Result<&K, &V>
Nov 16 08:05:54.995 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 08:05:54.995 INFO [stderr] 
Nov 16 08:05:54.995 INFO [stderr] warning: function is never used: `show`
Nov 16 08:05:54.995 INFO [stderr]   --> src/t1.rs:31:1
Nov 16 08:05:54.995 INFO [stderr]    |
Nov 16 08:05:54.995 INFO [stderr] 31 | / fn show<T>(t: &T)
Nov 16 08:05:54.995 INFO [stderr] 32 | |     where
Nov 16 08:05:54.995 INFO [stderr] 33 | |         T: Debug,
Nov 16 08:05:54.995 INFO [stderr] 34 | | {
Nov 16 08:05:54.995 INFO [stderr] 35 | |     println!("{:?}", t);
Nov 16 08:05:54.995 INFO [stderr] 36 | | }
Nov 16 08:05:54.995 INFO [stderr]    | |_^
Nov 16 08:05:54.995 INFO [stderr] 
Nov 16 08:05:54.995 INFO [stderr] warning: function is never used: `test1`
Nov 16 08:05:54.995 INFO [stderr]   --> src/t1.rs:38:1
Nov 16 08:05:54.995 INFO [stderr]    |
Nov 16 08:05:54.995 INFO [stderr] 38 | pub fn test1() {
Nov 16 08:05:54.995 INFO [stderr]    | ^^^^^^^^^^^^^^
Nov 16 08:05:54.995 INFO [stderr] 
Nov 16 08:05:54.995 INFO [stderr] warning: function is never used: `test2`
Nov 16 08:05:54.995 INFO [stderr]   --> src/t1.rs:58:1
Nov 16 08:05:54.995 INFO [stderr]    |
Nov 16 08:05:54.995 INFO [stderr] 58 | fn test2() {
Nov 16 08:05:54.995 INFO [stderr]    | ^^^^^^^^^^
Nov 16 08:05:54.995 INFO [stderr] 
Nov 16 08:05:54.995 INFO [stderr] warning: function is never used: `test3`
Nov 16 08:05:54.995 INFO [stderr]   --> src/t1.rs:67:1
Nov 16 08:05:54.995 INFO [stderr]    |
Nov 16 08:05:54.995 INFO [stderr] 67 | pub fn test3() {
Nov 16 08:05:54.995 INFO [stderr]    | ^^^^^^^^^^^^^^
Nov 16 08:05:54.995 INFO [stderr] 
Nov 16 08:05:54.995 INFO [stderr] warning: function is never used: `test4`
Nov 16 08:05:54.995 INFO [stderr]   --> src/t1.rs:85:1
Nov 16 08:05:54.995 INFO [stderr]    |
Nov 16 08:05:54.995 INFO [stderr] 85 | pub fn test4()
Nov 16 08:05:54.995 INFO [stderr]    | ^^^^^^^^^^^^^^
Nov 16 08:05:54.996 INFO [stderr] 
Nov 16 08:05:54.996 INFO [stderr] warning: function is never used: `test5`
Nov 16 08:05:54.996 INFO [stderr]    --> src/t1.rs:107:1
Nov 16 08:05:54.996 INFO [stderr]     |
Nov 16 08:05:54.996 INFO [stderr] 107 | pub fn test5()
Nov 16 08:05:54.996 INFO [stderr]     | ^^^^^^^^^^^^^^
Nov 16 08:05:54.999 INFO [stderr] 
Nov 16 08:05:54.999 INFO [stderr] warning: function is never used: `test`
Nov 16 08:05:54.999 INFO [stderr]  --> src/main.rs:7:5
Nov 16 08:05:54.999 INFO [stderr]   |
Nov 16 08:05:54.999 INFO [stderr] 7 |     fn test()
Nov 16 08:05:54.999 INFO [stderr]   |     ^^^^^^^^^
Nov 16 08:05:54.999 INFO [stderr] 
Nov 16 08:05:54.999 INFO [stderr] warning: struct is never constructed: `Digit`
Nov 16 08:05:54.999 INFO [stderr]   --> src/main.rs:39:5
Nov 16 08:05:54.999 INFO [stderr]    |
Nov 16 08:05:54.999 INFO [stderr] 39 |     struct Digit(i32);
Nov 16 08:05:54.999 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Nov 16 08:05:54.999 INFO [stderr] 
Nov 16 08:05:54.999 INFO [stderr] warning: function is never used: `test`
Nov 16 08:05:54.999 INFO [stderr]   --> src/main.rs:41:5
Nov 16 08:05:54.999 INFO [stderr]    |
Nov 16 08:05:54.999 INFO [stderr] 41 |     pub fn test()
Nov 16 08:05:54.999 INFO [stderr]    |     ^^^^^^^^^^^^^
Nov 16 08:05:54.999 INFO [stderr] 
Nov 16 08:05:54.999 INFO [stderr] warning: function is never used: `test`
Nov 16 08:05:54.999 INFO [stderr]   --> src/main.rs:58:5
Nov 16 08:05:54.999 INFO [stderr]    |
Nov 16 08:05:54.999 INFO [stderr] 58 |     pub fn test()
Nov 16 08:05:54.999 INFO [stderr]    |     ^^^^^^^^^^^^^
Nov 16 08:05:54.999 INFO [stderr] 
Nov 16 08:05:54.999 INFO [stderr] warning: struct is never constructed: `Stru`
Nov 16 08:05:54.999 INFO [stderr]   --> src/main.rs:83:5
Nov 16 08:05:54.999 INFO [stderr]    |
Nov 16 08:05:54.999 INFO [stderr] 83 |     struct Stru {
Nov 16 08:05:54.999 INFO [stderr]    |     ^^^^^^^^^^^
Nov 16 08:05:54.999 INFO [stderr] 
Nov 16 08:05:54.999 INFO [stderr] warning: function is never used: `func`
Nov 16 08:05:54.999 INFO [stderr]   --> src/main.rs:95:5
Nov 16 08:05:54.999 INFO [stderr]    |
Nov 16 08:05:54.999 INFO [stderr] 95 |     fn func<T: ? Sized + Test>(t: &T)
Nov 16 08:05:54.999 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 08:05:54.999 INFO [stderr] 
Nov 16 08:05:54.999 INFO [stderr] warning: function is never used: `test`
Nov 16 08:05:54.999 INFO [stderr]    --> src/main.rs:100:5
Nov 16 08:05:54.999 INFO [stderr]     |
Nov 16 08:05:54.999 INFO [stderr] 100 |     pub fn test()
Nov 16 08:05:54.999 INFO [stderr]     |     ^^^^^^^^^^^^^
Nov 16 08:05:55.000 INFO [stderr] 
Nov 16 08:05:55.000 INFO [stderr] warning: function is never used: `test`
Nov 16 08:05:55.000 INFO [stderr]    --> src/main.rs:109:5
Nov 16 08:05:55.000 INFO [stderr]     |
Nov 16 08:05:55.000 INFO [stderr] 109 |     pub fn test()
Nov 16 08:05:55.000 INFO [stderr]     |     ^^^^^^^^^^^^^
Nov 16 08:05:55.000 INFO [stderr] 
Nov 16 08:05:55.000 INFO [stderr] warning: method is never used: `new`
Nov 16 08:05:55.000 INFO [stderr]    --> src/main.rs:136:9
Nov 16 08:05:55.000 INFO [stderr]     |
Nov 16 08:05:55.000 INFO [stderr] 136 |         fn new(d:i32) -> T7
Nov 16 08:05:55.000 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^
Nov 16 08:05:55.000 INFO [stderr] 
Nov 16 08:05:55.000 INFO [stderr] warning: function is never used: `test`
Nov 16 08:05:55.000 INFO [stderr]    --> src/main.rs:160:5
Nov 16 08:05:55.000 INFO [stderr]     |
Nov 16 08:05:55.000 INFO [stderr] 160 |     pub fn test()
Nov 16 08:05:55.000 INFO [stderr]     |     ^^^^^^^^^^^^^
Nov 16 08:05:55.000 INFO [stderr] 
Nov 16 08:05:55.000 INFO [stderr] warning: crate `Two` should have a snake case name such as `two`
Nov 16 08:05:55.000 INFO [stderr]   |
Nov 16 08:05:55.000 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Nov 16 08:05:55.000 INFO [stderr] 
Nov 16 08:05:55.000 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 08:05:55.000 INFO [stderr]    --> src/main.rs:157:13
Nov 16 08:05:55.000 INFO [stderr]     |
Nov 16 08:05:55.000 INFO [stderr] 157 |             writeln!(f,"data {}",self.data);Ok(())
Nov 16 08:05:55.000 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 08:05:55.000 INFO [stderr]     |
Nov 16 08:05:55.000 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 16 08:05:55.000 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 08:05:55.000 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 16 08:05:55.000 INFO [stderr] 
Nov 16 08:05:55.000 INFO [stderr] warning: function `adjustHeap` should have a snake case name such as `adjust_heap`
Nov 16 08:05:55.000 INFO [stderr]    --> src/main.rs:192:5
Nov 16 08:05:55.000 INFO [stderr]     |
Nov 16 08:05:55.000 INFO [stderr] 192 | /     fn adjustHeap<T>(now_i : usize,len:usize,arr:&mut [T])
Nov 16 08:05:55.000 INFO [stderr] 193 | |     where T: Sized + Clone + PartialOrd
Nov 16 08:05:55.000 INFO [stderr] 194 | |     {
Nov 16 08:05:55.000 INFO [stderr] 195 | |         let mut now_i = now_i;
Nov 16 08:05:55.000 INFO [stderr] ...   |
Nov 16 08:05:55.000 INFO [stderr] 210 | |         arr[now_i] = temp;
Nov 16 08:05:55.000 INFO [stderr] 211 | |     }
Nov 16 08:05:55.000 INFO [stderr]     | |_____^
Nov 16 08:05:55.000 INFO [stderr] 
Nov 16 08:05:55.000 INFO [stderr] warning: function `heapSort` should have a snake case name such as `heap_sort`
Nov 16 08:05:55.000 INFO [stderr]    --> src/main.rs:213:5
Nov 16 08:05:55.000 INFO [stderr]     |
Nov 16 08:05:55.000 INFO [stderr] 213 | /     fn heapSort<T>(arr:&mut [T])
Nov 16 08:05:55.000 INFO [stderr] 214 | |         where T: Sized + Clone + PartialOrd + Display
Nov 16 08:05:55.000 INFO [stderr] 215 | |     {
Nov 16 08:05:55.000 INFO [stderr] 216 | |         let mut i = arr.len() / 2 - 1;
Nov 16 08:05:55.000 INFO [stderr] ...   |
Nov 16 08:05:55.000 INFO [stderr] 231 | |         }
Nov 16 08:05:55.000 INFO [stderr] 232 | |     }
Nov 16 08:05:55.000 INFO [stderr]     | |_____^
Nov 16 08:05:55.000 INFO [stderr] 
Nov 16 08:05:55.000 INFO [stderr] warning: function `printHeap` should have a snake case name such as `print_heap`
Nov 16 08:05:55.000 INFO [stderr]    --> src/main.rs:234:5
Nov 16 08:05:55.000 INFO [stderr]     |
Nov 16 08:05:55.000 INFO [stderr] 234 | /     fn printHeap<T>(arr:&[T])
Nov 16 08:05:55.000 INFO [stderr] 235 | |     where T:Display
Nov 16 08:05:55.000 INFO [stderr] 236 | |     {
Nov 16 08:05:55.000 INFO [stderr] 237 | |         let mut j:i32 = 1;
Nov 16 08:05:55.000 INFO [stderr] ...   |
Nov 16 08:05:55.000 INFO [stderr] 268 | |         }
Nov 16 08:05:55.000 INFO [stderr] 269 | |     }
Nov 16 08:05:55.000 INFO [stderr]     | |_____^
Nov 16 08:05:55.000 INFO [stderr] 
Nov 16 08:05:55.236 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
Nov 16 08:05:55.238 INFO [stderr] su: No module specific data is present
Nov 16 08:05:55.520 INFO running `"docker" "inspect" "0b3207772d62cb5f7e04582a420e321fe26db16fe7ffffc626fc69ae9070bb25"`
Nov 16 08:05:55.615 INFO running `"docker" "rm" "-f" "0b3207772d62cb5f7e04582a420e321fe26db16fe7ffffc626fc69ae9070bb25"`
Nov 16 08:05:55.698 INFO [stdout] 0b3207772d62cb5f7e04582a420e321fe26db16fe7ffffc626fc69ae9070bb25
Nov 16 08:05:55.701 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-2/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt test --frozen" "-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"`
Nov 16 08:05:55.879 INFO [stdout] 9de05cc2d0922ac2d5809430fa6188b4b235b7b08696a820fb2ac2c9d41d3669
Nov 16 08:05:55.881 INFO running `"docker" "start" "-a" "9de05cc2d0922ac2d5809430fa6188b4b235b7b08696a820fb2ac2c9d41d3669"`
Nov 16 08:05:56.197 INFO [stderr] usermod: no changes
Nov 16 08:05:56.223 INFO [stderr]     Blocking waiting for file lock on the registry index
Nov 16 08:05:56.369 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
Nov 16 08:05:56.370 INFO [stderr]      Running /target/debug/deps/Two-a3174bd5f612b7f8
Nov 16 08:05:56.371 INFO [stdout] 
Nov 16 08:05:56.371 INFO [stdout] running 0 tests
Nov 16 08:05:56.373 INFO [stdout] 
Nov 16 08:05:56.373 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 16 08:05:56.373 INFO [stdout] 
Nov 16 08:05:56.376 INFO [stderr] su: No module specific data is present
Nov 16 08:05:56.685 INFO running `"docker" "inspect" "9de05cc2d0922ac2d5809430fa6188b4b235b7b08696a820fb2ac2c9d41d3669"`
Nov 16 08:05:56.768 INFO running `"docker" "rm" "-f" "9de05cc2d0922ac2d5809430fa6188b4b235b7b08696a820fb2ac2c9d41d3669"`
Nov 16 08:05:56.890 INFO [stdout] 9de05cc2d0922ac2d5809430fa6188b4b235b7b08696a820fb2ac2c9d41d3669