Oct 31 21:15:26.541 INFO testing sikkiv/rust-samples against 1.30.0 for beta-1.31-1
Oct 31 21:15:26.542 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-1/worker-3/1.30.0:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/beta-1.31-1/1.30.0:/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 +1.30.0 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"`
Oct 31 21:15:26.851 INFO blam! 33b79fddf0ac9eae015acd7082fb3da55e898c358aef46c097d2f6cc3bfac96e
Oct 31 21:15:26.857 INFO running `"docker" "start" "-a" "33b79fddf0ac9eae015acd7082fb3da55e898c358aef46c097d2f6cc3bfac96e"`
Oct 31 21:15:28.247 INFO kablam! usermod: no changes
Oct 31 21:15:28.323 INFO kablam!    Compiling ownership v0.1.0 (/source)
Oct 31 21:15:28.662 INFO kablam! warning: unused variable: `fancy`
Oct 31 21:15:28.662 INFO kablam!    --> src/main.rs:642:30
Oct 31 21:15:28.662 INFO kablam!     |
Oct 31 21:15:28.662 INFO kablam! 642 |             let capturing = |fancy| test;
Oct 31 21:15:28.662 INFO kablam!     |                              ^^^^^ help: consider using `_fancy` instead
Oct 31 21:15:28.662 INFO kablam!     |
Oct 31 21:15:28.662 INFO kablam!     = note: #[warn(unused_variables)] on by default
Oct 31 21:15:28.662 INFO kablam! 
Oct 31 21:15:28.663 INFO kablam! warning: unused variable: `scope_valid`
Oct 31 21:15:28.663 INFO kablam!  --> src/main.rs:7:13
Oct 31 21:15:28.663 INFO kablam!   |
Oct 31 21:15:28.664 INFO kablam! 7 |         let scope_valid = "here it's valid";
Oct 31 21:15:28.664 INFO kablam!   |             ^^^^^^^^^^^ help: consider using `_scope_valid` instead
Oct 31 21:15:28.664 INFO kablam! 
Oct 31 21:15:28.665 INFO kablam! warning: unused variable: `s1`
Oct 31 21:15:28.665 INFO kablam!   --> src/main.rs:33:13
Oct 31 21:15:28.665 INFO kablam!    |
Oct 31 21:15:28.666 INFO kablam! 33 |         let s1 = s;
Oct 31 21:15:28.666 INFO kablam!    |             ^^ help: consider using `_s1` instead
Oct 31 21:15:28.666 INFO kablam! 
Oct 31 21:15:28.666 INFO kablam! warning: unused variable: `u`
Oct 31 21:15:28.667 INFO kablam!   --> src/main.rs:68:13
Oct 31 21:15:28.667 INFO kablam!    |
Oct 31 21:15:28.667 INFO kablam! 68 |         let u = calculate_length(&s1);
Oct 31 21:15:28.668 INFO kablam!    |             ^ help: consider using `_u` instead
Oct 31 21:15:28.668 INFO kablam! 
Oct 31 21:15:28.668 INFO kablam! warning: unused variable: `r1`
Oct 31 21:15:28.668 INFO kablam!    --> src/main.rs:104:17
Oct 31 21:15:28.668 INFO kablam!     |
Oct 31 21:15:28.668 INFO kablam! 104 |             let r1 = &mut s;
Oct 31 21:15:28.668 INFO kablam!     |                 ^^ help: consider using `_r1` instead
Oct 31 21:15:28.668 INFO kablam! 
Oct 31 21:15:28.668 INFO kablam! warning: unused variable: `r3`
Oct 31 21:15:28.668 INFO kablam!    --> src/main.rs:107:13
Oct 31 21:15:28.668 INFO kablam!     |
Oct 31 21:15:28.668 INFO kablam! 107 |         let r3 = &mut s;
Oct 31 21:15:28.668 INFO kablam!     |             ^^ help: consider using `_r3` instead
Oct 31 21:15:28.668 INFO kablam! 
Oct 31 21:15:28.668 INFO kablam! warning: unused variable: `reference_to_something`
Oct 31 21:15:28.668 INFO kablam!    --> src/main.rs:129:13
Oct 31 21:15:28.668 INFO kablam!     |
Oct 31 21:15:28.668 INFO kablam! 129 |         let reference_to_something = no_dangle();
Oct 31 21:15:28.668 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^ help: consider using `_reference_to_something` instead
Oct 31 21:15:28.668 INFO kablam! 
Oct 31 21:15:28.668 INFO kablam! warning: unused variable: `first`
Oct 31 21:15:28.668 INFO kablam!    --> src/main.rs:138:13
Oct 31 21:15:28.668 INFO kablam!     |
Oct 31 21:15:28.670 INFO kablam! 138 |         let first = &s[0..5];
Oct 31 21:15:28.670 INFO kablam!     |             ^^^^^ help: consider using `_first` instead
Oct 31 21:15:28.670 INFO kablam! 
Oct 31 21:15:28.670 INFO kablam! warning: unused variable: `second`
Oct 31 21:15:28.670 INFO kablam!    --> src/main.rs:141:13
Oct 31 21:15:28.670 INFO kablam!     |
Oct 31 21:15:28.670 INFO kablam! 141 |         let second = &s[6..11];
Oct 31 21:15:28.670 INFO kablam!     |             ^^^^^^ help: consider using `_second` instead
Oct 31 21:15:28.670 INFO kablam! 
Oct 31 21:15:28.670 INFO kablam! warning: unused variable: `s1`
Oct 31 21:15:28.670 INFO kablam!    --> src/main.rs:146:13
Oct 31 21:15:28.670 INFO kablam!     |
Oct 31 21:15:28.670 INFO kablam! 146 |         let s1 = "Hello world!"; // is a slice pointing to the memory in the binary
Oct 31 21:15:28.670 INFO kablam!     |             ^^ help: consider using `_s1` instead
Oct 31 21:15:28.670 INFO kablam! 
Oct 31 21:15:28.670 INFO kablam! warning: unused variable: `third_test`
Oct 31 21:15:28.670 INFO kablam!    --> src/main.rs:184:13
Oct 31 21:15:28.670 INFO kablam!     |
Oct 31 21:15:28.670 INFO kablam! 184 |         let third_test = MyCustomObject {
Oct 31 21:15:28.670 INFO kablam!     |             ^^^^^^^^^^ help: consider using `_third_test` instead
Oct 31 21:15:28.670 INFO kablam! 
Oct 31 21:15:28.670 INFO kablam! warning: unused variable: `point`
Oct 31 21:15:28.670 INFO kablam!    --> src/main.rs:192:13
Oct 31 21:15:28.670 INFO kablam!     |
Oct 31 21:15:28.670 INFO kablam! 192 |         let point = Point(0, 0, 0);
Oct 31 21:15:28.670 INFO kablam!     |             ^^^^^ help: consider using `_point` instead
Oct 31 21:15:28.670 INFO kablam! 
Oct 31 21:15:28.670 INFO kablam! warning: unused variable: `home`
Oct 31 21:15:28.670 INFO kablam!    --> src/main.rs:221:17
Oct 31 21:15:28.670 INFO kablam!     |
Oct 31 21:15:28.670 INFO kablam! 221 |             let home = IpAddr::V4(String::from("127.0.0.1"));
Oct 31 21:15:28.670 INFO kablam!     |                 ^^^^ help: consider using `_home` instead
Oct 31 21:15:28.670 INFO kablam! 
Oct 31 21:15:28.670 INFO kablam! warning: unused variable: `loopback`
Oct 31 21:15:28.670 INFO kablam!    --> src/main.rs:222:17
Oct 31 21:15:28.670 INFO kablam!     |
Oct 31 21:15:28.670 INFO kablam! 222 |             let loopback = IpAddr::V6(String::from("::1"));
Oct 31 21:15:28.670 INFO kablam!     |                 ^^^^^^^^ help: consider using `_loopback` instead
Oct 31 21:15:28.670 INFO kablam! 
Oct 31 21:15:28.670 INFO kablam! warning: unused variable: `home`
Oct 31 21:15:28.670 INFO kablam!    --> src/main.rs:232:17
Oct 31 21:15:28.670 INFO kablam!     |
Oct 31 21:15:28.670 INFO kablam! 232 |             let home = IpAddr::V4(127, 0, 0, 1);
Oct 31 21:15:28.670 INFO kablam!     |                 ^^^^ help: consider using `_home` instead
Oct 31 21:15:28.670 INFO kablam! 
Oct 31 21:15:28.670 INFO kablam! warning: unused variable: `loopback`
Oct 31 21:15:28.670 INFO kablam!    --> src/main.rs:233:17
Oct 31 21:15:28.670 INFO kablam!     |
Oct 31 21:15:28.670 INFO kablam! 233 |             let loopback = IpAddr::V6(String::from("::1"));
Oct 31 21:15:28.670 INFO kablam!     |                 ^^^^^^^^ help: consider using `_loopback` instead
Oct 31 21:15:28.670 INFO kablam! 
Oct 31 21:15:28.670 INFO kablam! warning: unused variable: `some_number`
Oct 31 21:15:28.670 INFO kablam!    --> src/main.rs:241:17
Oct 31 21:15:28.670 INFO kablam!     |
Oct 31 21:15:28.670 INFO kablam! 241 |             let some_number = Some(5);
Oct 31 21:15:28.670 INFO kablam!     |                 ^^^^^^^^^^^ help: consider using `_some_number` instead
Oct 31 21:15:28.670 INFO kablam! 
Oct 31 21:15:28.670 INFO kablam! warning: unused variable: `some_string`
Oct 31 21:15:28.670 INFO kablam!    --> src/main.rs:242:17
Oct 31 21:15:28.670 INFO kablam!     |
Oct 31 21:15:28.670 INFO kablam! 242 |             let some_string = Some("hello");
Oct 31 21:15:28.670 INFO kablam!     |                 ^^^^^^^^^^^ help: consider using `_some_string` instead
Oct 31 21:15:28.670 INFO kablam! 
Oct 31 21:15:28.670 INFO kablam! warning: unused variable: `absent_number`
Oct 31 21:15:28.670 INFO kablam!    --> src/main.rs:243:17
Oct 31 21:15:28.670 INFO kablam!     |
Oct 31 21:15:28.670 INFO kablam! 243 |             let absent_number: Option<i32> = None; // here we have to explicitly state the type because no infering mechanism possible
Oct 31 21:15:28.670 INFO kablam!     |                 ^^^^^^^^^^^^^ help: consider using `_absent_number` instead
Oct 31 21:15:28.670 INFO kablam! 
Oct 31 21:15:28.670 INFO kablam! warning: unused variable: `six`
Oct 31 21:15:28.670 INFO kablam!    --> src/main.rs:309:17
Oct 31 21:15:28.670 INFO kablam!     |
Oct 31 21:15:28.670 INFO kablam! 309 |             let six = plus_one(five);
Oct 31 21:15:28.670 INFO kablam!     |                 ^^^ help: consider using `_six` instead
Oct 31 21:15:28.670 INFO kablam! 
Oct 31 21:15:28.670 INFO kablam! warning: unused variable: `none`
Oct 31 21:15:28.670 INFO kablam!    --> src/main.rs:310:17
Oct 31 21:15:28.670 INFO kablam!     |
Oct 31 21:15:28.670 INFO kablam! 310 |             let none = plus_one(None);
Oct 31 21:15:28.670 INFO kablam!     |                 ^^^^ help: consider using `_none` instead
Oct 31 21:15:28.670 INFO kablam! 
Oct 31 21:15:28.671 INFO kablam! warning: unused variable: `six`
Oct 31 21:15:28.671 INFO kablam!    --> src/main.rs:324:17
Oct 31 21:15:28.671 INFO kablam!     |
Oct 31 21:15:28.671 INFO kablam! 324 |             let six = plus_one(five);
Oct 31 21:15:28.671 INFO kablam!     |                 ^^^ help: consider using `_six` instead
Oct 31 21:15:28.671 INFO kablam! 
Oct 31 21:15:28.671 INFO kablam! warning: unused variable: `none`
Oct 31 21:15:28.671 INFO kablam!    --> src/main.rs:325:17
Oct 31 21:15:28.671 INFO kablam!     |
Oct 31 21:15:28.671 INFO kablam! 325 |             let none = plus_one(None);
Oct 31 21:15:28.671 INFO kablam!     |                 ^^^^ help: consider using `_none` instead
Oct 31 21:15:28.671 INFO kablam! 
Oct 31 21:15:28.671 INFO kablam! warning: unused variable: `my_vec`
Oct 31 21:15:28.671 INFO kablam!    --> src/main.rs:353:17
Oct 31 21:15:28.671 INFO kablam!     |
Oct 31 21:15:28.671 INFO kablam! 353 |             let my_vec = vec![1, 2, 3];
Oct 31 21:15:28.671 INFO kablam!     |                 ^^^^^^ help: consider using `_my_vec` instead
Oct 31 21:15:28.671 INFO kablam! 
Oct 31 21:15:28.671 INFO kablam! warning: unused variable: `f`
Oct 31 21:15:28.671 INFO kablam!    --> src/main.rs:361:17
Oct 31 21:15:28.671 INFO kablam!     |
Oct 31 21:15:28.671 INFO kablam! 361 |             let f = match f {
Oct 31 21:15:28.671 INFO kablam!     |                 ^ help: consider using `_f` instead
Oct 31 21:15:28.671 INFO kablam! 
Oct 31 21:15:28.671 INFO kablam! warning: unused variable: `f`
Oct 31 21:15:28.671 INFO kablam!    --> src/main.rs:366:17
Oct 31 21:15:28.671 INFO kablam!     |
Oct 31 21:15:28.671 INFO kablam! 366 |             let f = match File::open("test.txt") {
Oct 31 21:15:28.671 INFO kablam!     |                 ^ help: consider using `_f` instead
Oct 31 21:15:28.671 INFO kablam! 
Oct 31 21:15:28.671 INFO kablam! warning: unused variable: `f`
Oct 31 21:15:28.671 INFO kablam!    --> src/main.rs:373:17
Oct 31 21:15:28.671 INFO kablam!     |
Oct 31 21:15:28.671 INFO kablam! 373 |             let f = match File::open("ksdfksd.txt") {
Oct 31 21:15:28.671 INFO kablam!     |                 ^ help: consider using `_f` instead
Oct 31 21:15:28.671 INFO kablam! 
Oct 31 21:15:28.671 INFO kablam! warning: unused variable: `e`
Oct 31 21:15:28.671 INFO kablam!    --> src/main.rs:380:29
Oct 31 21:15:28.671 INFO kablam!     |
Oct 31 21:15:28.671 INFO kablam! 380 |                         Err(e) => panic!(
Oct 31 21:15:28.671 INFO kablam!     |                             ^ help: consider using `_e` instead
Oct 31 21:15:28.671 INFO kablam! 
Oct 31 21:15:28.671 INFO kablam! warning: unused variable: `f`
Oct 31 21:15:28.671 INFO kablam!    --> src/main.rs:398:17
Oct 31 21:15:28.671 INFO kablam!     |
Oct 31 21:15:28.671 INFO kablam! 398 |             let f = File::open("something-that-does-not-exist.txt").unwrap();
Oct 31 21:15:28.671 INFO kablam!     |                 ^ help: consider using `_f` instead
Oct 31 21:15:28.671 INFO kablam! 
Oct 31 21:15:28.671 INFO kablam! warning: unused variable: `f`
Oct 31 21:15:28.671 INFO kablam!    --> src/main.rs:401:17
Oct 31 21:15:28.671 INFO kablam!     |
Oct 31 21:15:28.671 INFO kablam! 401 |             let f = File::open("kskiefi.txt").expect("failed opening the file xxx");
Oct 31 21:15:28.671 INFO kablam!     |                 ^ help: consider using `_f` instead
Oct 31 21:15:28.671 INFO kablam! 
Oct 31 21:15:28.671 INFO kablam! warning: unused variable: `integer`
Oct 31 21:15:28.671 INFO kablam!    --> src/main.rs:438:17
Oct 31 21:15:28.671 INFO kablam!     |
Oct 31 21:15:28.671 INFO kablam! 438 |             let integer = Point { x: 5, y: 10 };
Oct 31 21:15:28.671 INFO kablam!     |                 ^^^^^^^ help: consider using `_integer` instead
Oct 31 21:15:28.671 INFO kablam! 
Oct 31 21:15:28.671 INFO kablam! warning: unused variable: `float`
Oct 31 21:15:28.671 INFO kablam!    --> src/main.rs:439:17
Oct 31 21:15:28.671 INFO kablam!     |
Oct 31 21:15:28.671 INFO kablam! 439 |             let float = Point { x: 0.5, y: 1.4 };
Oct 31 21:15:28.671 INFO kablam!     |                 ^^^^^ help: consider using `_float` instead
Oct 31 21:15:28.671 INFO kablam! 
Oct 31 21:15:28.671 INFO kablam! warning: unused variable: `mixed_int_float`
Oct 31 21:15:28.671 INFO kablam!    --> src/main.rs:449:17
Oct 31 21:15:28.671 INFO kablam!     |
Oct 31 21:15:28.671 INFO kablam! 449 |             let mixed_int_float = MixedPoint { x: 5, y: 1.0 };
Oct 31 21:15:28.671 INFO kablam!     |                 ^^^^^^^^^^^^^^^ help: consider using `_mixed_int_float` instead
Oct 31 21:15:28.671 INFO kablam! 
Oct 31 21:15:28.671 INFO kablam! warning: unused variable: `closure_runs_with_captured_value`
Oct 31 21:15:28.671 INFO kablam!    --> src/main.rs:643:17
Oct 31 21:15:28.671 INFO kablam!     |
Oct 31 21:15:28.671 INFO kablam! 643 |             let closure_runs_with_captured_value = capturing(1);
Oct 31 21:15:28.671 INFO kablam!     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `_closure_runs_with_captured_value` instead
Oct 31 21:15:28.671 INFO kablam! 
Oct 31 21:15:28.671 INFO kablam! warning: unused variable: `s`
Oct 31 21:15:28.671 INFO kablam!   --> src/main.rs:78:19
Oct 31 21:15:28.671 INFO kablam!    |
Oct 31 21:15:28.671 INFO kablam! 78 |         fn change(s: &String) {
Oct 31 21:15:28.671 INFO kablam!    |                   ^ help: consider using `_s` instead
Oct 31 21:15:28.671 INFO kablam! 
Oct 31 21:15:28.671 INFO kablam! warning: unused variable: `item`
Oct 31 21:15:28.672 INFO kablam!    --> src/main.rs:505:39
Oct 31 21:15:28.672 INFO kablam!     |
Oct 31 21:15:28.672 INFO kablam! 505 |             pub fn notify<T: Summary>(item: T) {
Oct 31 21:15:28.672 INFO kablam!     |                                       ^^^^ help: consider using `_item` instead
Oct 31 21:15:28.672 INFO kablam! 
Oct 31 21:15:28.680 INFO kablam! warning: variable does not need to be mutable
Oct 31 21:15:28.680 INFO kablam!    --> src/main.rs:655:17
Oct 31 21:15:28.680 INFO kablam!     |
Oct 31 21:15:28.681 INFO kablam! 655 |             let mut v_iter = v.iter();
Oct 31 21:15:28.681 INFO kablam!     |                 ----^^^^^^
Oct 31 21:15:28.681 INFO kablam!     |                 |
Oct 31 21:15:28.682 INFO kablam!     |                 help: remove this `mut`
Oct 31 21:15:28.682 INFO kablam!     |
Oct 31 21:15:28.682 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 31 21:15:28.689 INFO kablam! 
Oct 31 21:15:28.696 INFO kablam! warning: function is never used: `build_user`
Oct 31 21:15:28.696 INFO kablam!    --> src/main.rs:176:9
Oct 31 21:15:28.696 INFO kablam!     |
Oct 31 21:15:28.696 INFO kablam! 176 |         fn build_user(name: String, active: bool) -> MyCustomObject {
Oct 31 21:15:28.696 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 21:15:28.696 INFO kablam!     |
Oct 31 21:15:28.696 INFO kablam!     = note: #[warn(dead_code)] on by default
Oct 31 21:15:28.696 INFO kablam! 
Oct 31 21:15:28.696 INFO kablam! warning: variant is never constructed: `Special`
Oct 31 21:15:28.696 INFO kablam!    --> src/main.rs:249:17
Oct 31 21:15:28.696 INFO kablam!     |
Oct 31 21:15:28.696 INFO kablam! 249 |                 Special,
Oct 31 21:15:28.696 INFO kablam!     |                 ^^^^^^^
Oct 31 21:15:28.696 INFO kablam! 
Oct 31 21:15:28.696 INFO kablam! warning: variant is never constructed: `Nothing`
Oct 31 21:15:28.696 INFO kablam!    --> src/main.rs:251:17
Oct 31 21:15:28.696 INFO kablam!     |
Oct 31 21:15:28.696 INFO kablam! 251 |                 Nothing,
Oct 31 21:15:28.696 INFO kablam!     |                 ^^^^^^^
Oct 31 21:15:28.696 INFO kablam! 
Oct 31 21:15:28.696 INFO kablam! warning: variant is never constructed: `Boring`
Oct 31 21:15:28.696 INFO kablam!    --> src/main.rs:252:17
Oct 31 21:15:28.696 INFO kablam!     |
Oct 31 21:15:28.696 INFO kablam! 252 |                 Boring,
Oct 31 21:15:28.696 INFO kablam!     |                 ^^^^^^
Oct 31 21:15:28.696 INFO kablam! 
Oct 31 21:15:28.696 INFO kablam! warning: variant is never constructed: `Active`
Oct 31 21:15:28.696 INFO kablam!    --> src/main.rs:278:17
Oct 31 21:15:28.696 INFO kablam!     |
Oct 31 21:15:28.696 INFO kablam! 278 |                 Active,
Oct 31 21:15:28.696 INFO kablam!     |                 ^^^^^^
Oct 31 21:15:28.696 INFO kablam! 
Oct 31 21:15:28.696 INFO kablam! warning: variant is never constructed: `IBM`
Oct 31 21:15:28.696 INFO kablam!    --> src/main.rs:282:17
Oct 31 21:15:28.696 INFO kablam!     |
Oct 31 21:15:28.696 INFO kablam! 282 |                 IBM,
Oct 31 21:15:28.696 INFO kablam!     |                 ^^^
Oct 31 21:15:28.696 INFO kablam! 
Oct 31 21:15:28.696 INFO kablam! warning: variant is never constructed: `PowerPC`
Oct 31 21:15:28.696 INFO kablam!    --> src/main.rs:283:17
Oct 31 21:15:28.696 INFO kablam!     |
Oct 31 21:15:28.696 INFO kablam! 283 |                 PowerPC,
Oct 31 21:15:28.696 INFO kablam!     |                 ^^^^^^^
Oct 31 21:15:28.696 INFO kablam! 
Oct 31 21:15:28.696 INFO kablam! warning: function is never used: `read_username_from_file`
Oct 31 21:15:28.696 INFO kablam!    --> src/main.rs:411:13
Oct 31 21:15:28.696 INFO kablam!     |
Oct 31 21:15:28.696 INFO kablam! 411 |             fn read_username_from_file() -> Result<String, io::Error> {
Oct 31 21:15:28.698 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 21:15:28.698 INFO kablam! 
Oct 31 21:15:28.698 INFO kablam! warning: function is never used: `read_something_from_file`
Oct 31 21:15:28.698 INFO kablam!    --> src/main.rs:422:13
Oct 31 21:15:28.698 INFO kablam!     |
Oct 31 21:15:28.699 INFO kablam! 422 |             fn read_something_from_file() -> Result<String, io::Error> {
Oct 31 21:15:28.699 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 21:15:28.699 INFO kablam! 
Oct 31 21:15:28.699 INFO kablam! warning: field is never used: `x`
Oct 31 21:15:28.699 INFO kablam!    --> src/main.rs:434:17
Oct 31 21:15:28.699 INFO kablam!     |
Oct 31 21:15:28.699 INFO kablam! 434 |                 x: T,
Oct 31 21:15:28.699 INFO kablam!     |                 ^^^^
Oct 31 21:15:28.699 INFO kablam! 
Oct 31 21:15:28.699 INFO kablam! warning: field is never used: `y`
Oct 31 21:15:28.699 INFO kablam!    --> src/main.rs:435:17
Oct 31 21:15:28.699 INFO kablam!     |
Oct 31 21:15:28.699 INFO kablam! 435 |                 y: T,
Oct 31 21:15:28.699 INFO kablam!     |                 ^^^^
Oct 31 21:15:28.699 INFO kablam! 
Oct 31 21:15:28.699 INFO kablam! warning: field is never used: `x`
Oct 31 21:15:28.699 INFO kablam!    --> src/main.rs:445:17
Oct 31 21:15:28.699 INFO kablam!     |
Oct 31 21:15:28.699 INFO kablam! 445 |                 x: T,
Oct 31 21:15:28.699 INFO kablam!     |                 ^^^^
Oct 31 21:15:28.699 INFO kablam! 
Oct 31 21:15:28.699 INFO kablam! warning: field is never used: `y`
Oct 31 21:15:28.699 INFO kablam!    --> src/main.rs:446:17
Oct 31 21:15:28.699 INFO kablam!     |
Oct 31 21:15:28.699 INFO kablam! 446 |                 y: U,
Oct 31 21:15:28.699 INFO kablam!     |                 ^^^^
Oct 31 21:15:28.699 INFO kablam! 
Oct 31 21:15:28.699 INFO kablam! warning: method is never used: `x`
Oct 31 21:15:28.699 INFO kablam!    --> src/main.rs:454:17
Oct 31 21:15:28.699 INFO kablam!     |
Oct 31 21:15:28.699 INFO kablam! 454 |                 fn x(&self) -> &T {
Oct 31 21:15:28.699 INFO kablam!     |                 ^^^^^^^^^^^^^^^^^
Oct 31 21:15:28.699 INFO kablam! 
Oct 31 21:15:28.699 INFO kablam! warning: method is never used: `distance_from_origin`
Oct 31 21:15:28.699 INFO kablam!    --> src/main.rs:461:17
Oct 31 21:15:28.699 INFO kablam!     |
Oct 31 21:15:28.699 INFO kablam! 461 |                 fn distance_from_origin(&self) -> f32 {
Oct 31 21:15:28.699 INFO kablam!     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 21:15:28.699 INFO kablam! 
Oct 31 21:15:28.699 INFO kablam! warning: method is never used: `mixup`
Oct 31 21:15:28.699 INFO kablam!    --> src/main.rs:469:17
Oct 31 21:15:28.699 INFO kablam!     |
Oct 31 21:15:28.699 INFO kablam! 469 |                 fn mixup<V, W>(self, other: MixedPoint<V, W>) -> MixedPoint<T, W> {
Oct 31 21:15:28.699 INFO kablam!     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 21:15:28.699 INFO kablam! 
Oct 31 21:15:28.699 INFO kablam! warning: struct is never constructed: `Tweet`
Oct 31 21:15:28.699 INFO kablam!    --> src/main.rs:486:13
Oct 31 21:15:28.699 INFO kablam!     |
Oct 31 21:15:28.699 INFO kablam! 486 |             pub struct Tweet {
Oct 31 21:15:28.699 INFO kablam!     |             ^^^^^^^^^^^^^^^^
Oct 31 21:15:28.699 INFO kablam! 
Oct 31 21:15:28.699 INFO kablam! warning: function is never used: `notify`
Oct 31 21:15:28.699 INFO kablam!    --> src/main.rs:505:13
Oct 31 21:15:28.699 INFO kablam!     |
Oct 31 21:15:28.699 INFO kablam! 505 |             pub fn notify<T: Summary>(item: T) {
Oct 31 21:15:28.699 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 21:15:28.699 INFO kablam! 
Oct 31 21:15:28.699 INFO kablam! warning: struct is never constructed: `Pair`
Oct 31 21:15:28.699 INFO kablam!    --> src/main.rs:526:13
Oct 31 21:15:28.699 INFO kablam!     |
Oct 31 21:15:28.699 INFO kablam! 526 |             struct Pair<T> {
Oct 31 21:15:28.699 INFO kablam!     |             ^^^^^^^^^^^^^^
Oct 31 21:15:28.699 INFO kablam! 
Oct 31 21:15:28.699 INFO kablam! warning: method is never used: `new`
Oct 31 21:15:28.699 INFO kablam!    --> src/main.rs:532:17
Oct 31 21:15:28.699 INFO kablam!     |
Oct 31 21:15:28.699 INFO kablam! 532 |                 fn new(x: T, y: T) -> Self {
Oct 31 21:15:28.699 INFO kablam!     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 21:15:28.699 INFO kablam! 
Oct 31 21:15:28.699 INFO kablam! warning: method is never used: `cmp_display`
Oct 31 21:15:28.699 INFO kablam!    --> src/main.rs:538:17
Oct 31 21:15:28.699 INFO kablam!     |
Oct 31 21:15:28.699 INFO kablam! 538 |                 fn cmp_display(&self) {
Oct 31 21:15:28.699 INFO kablam!     |                 ^^^^^^^^^^^^^^^^^^^^^
Oct 31 21:15:28.699 INFO kablam! 
Oct 31 21:15:28.699 INFO kablam! warning: function is never used: `longest`
Oct 31 21:15:28.699 INFO kablam!    --> src/main.rs:573:13
Oct 31 21:15:28.699 INFO kablam!     |
Oct 31 21:15:28.699 INFO kablam! 573 |             fn longest<'a>(x: &'a str, y: &'a str) -> &'a str {
Oct 31 21:15:28.699 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 21:15:28.699 INFO kablam! 
Oct 31 21:15:28.699 INFO kablam! warning: struct is never constructed: `Test`
Oct 31 21:15:28.699 INFO kablam!    --> src/main.rs:633:13
Oct 31 21:15:28.699 INFO kablam!     |
Oct 31 21:15:28.699 INFO kablam! 633 | /             struct Test<T>
Oct 31 21:15:28.699 INFO kablam! 634 | |             where
Oct 31 21:15:28.699 INFO kablam! 635 | |                 T: Fn(u32) -> u32,
Oct 31 21:15:28.699 INFO kablam! 636 | |             {
Oct 31 21:15:28.699 INFO kablam! 637 | |                 closure_within_struct: T,
Oct 31 21:15:28.699 INFO kablam! 638 | |                 some_other_value: Option<u32>,
Oct 31 21:15:28.699 INFO kablam! 639 | |             }
Oct 31 21:15:28.699 INFO kablam!     | |_____________^
Oct 31 21:15:28.699 INFO kablam! 
Oct 31 21:15:29.391 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.10s
Oct 31 21:15:29.391 INFO kablam! su: No module specific data is present
Oct 31 21:15:29.953 INFO running `"docker" "rm" "-f" "33b79fddf0ac9eae015acd7082fb3da55e898c358aef46c097d2f6cc3bfac96e"`
Oct 31 21:15:30.195 INFO blam! 33b79fddf0ac9eae015acd7082fb3da55e898c358aef46c097d2f6cc3bfac96e
Oct 31 21:15:30.208 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-1/worker-3/1.30.0:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/beta-1.31-1/1.30.0:/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 +1.30.0 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"`
Oct 31 21:15:30.549 INFO blam! 6aba68eff67d27863f3420035021d5d19363a7c00de0f3a29c8e24502c21dbf3
Oct 31 21:15:30.556 INFO running `"docker" "start" "-a" "6aba68eff67d27863f3420035021d5d19363a7c00de0f3a29c8e24502c21dbf3"`
Oct 31 21:15:31.647 INFO kablam! usermod: no changes
Oct 31 21:15:31.689 INFO kablam!    Compiling ownership v0.1.0 (/source)
Oct 31 21:15:32.099 INFO kablam! warning: unused variable: `fancy`
Oct 31 21:15:32.099 INFO kablam!    --> src/main.rs:642:30
Oct 31 21:15:32.099 INFO kablam!     |
Oct 31 21:15:32.099 INFO kablam! 642 |             let capturing = |fancy| test;
Oct 31 21:15:32.099 INFO kablam!     |                              ^^^^^ help: consider using `_fancy` instead
Oct 31 21:15:32.099 INFO kablam!     |
Oct 31 21:15:32.099 INFO kablam!     = note: #[warn(unused_variables)] on by default
Oct 31 21:15:32.099 INFO kablam! 
Oct 31 21:15:32.099 INFO kablam! warning: unused variable: `scope_valid`
Oct 31 21:15:32.099 INFO kablam!  --> src/main.rs:7:13
Oct 31 21:15:32.099 INFO kablam!   |
Oct 31 21:15:32.099 INFO kablam! 7 |         let scope_valid = "here it's valid";
Oct 31 21:15:32.099 INFO kablam!   |             ^^^^^^^^^^^ help: consider using `_scope_valid` instead
Oct 31 21:15:32.099 INFO kablam! 
Oct 31 21:15:32.099 INFO kablam! warning: unused variable: `s1`
Oct 31 21:15:32.099 INFO kablam!   --> src/main.rs:33:13
Oct 31 21:15:32.099 INFO kablam!    |
Oct 31 21:15:32.099 INFO kablam! 33 |         let s1 = s;
Oct 31 21:15:32.099 INFO kablam!    |             ^^ help: consider using `_s1` instead
Oct 31 21:15:32.099 INFO kablam! 
Oct 31 21:15:32.099 INFO kablam! warning: unused variable: `u`
Oct 31 21:15:32.099 INFO kablam!   --> src/main.rs:68:13
Oct 31 21:15:32.099 INFO kablam!    |
Oct 31 21:15:32.099 INFO kablam! 68 |         let u = calculate_length(&s1);
Oct 31 21:15:32.099 INFO kablam!    |             ^ help: consider using `_u` instead
Oct 31 21:15:32.099 INFO kablam! 
Oct 31 21:15:32.099 INFO kablam! warning: unused variable: `r1`
Oct 31 21:15:32.099 INFO kablam!    --> src/main.rs:104:17
Oct 31 21:15:32.099 INFO kablam!     |
Oct 31 21:15:32.099 INFO kablam! 104 |             let r1 = &mut s;
Oct 31 21:15:32.099 INFO kablam!     |                 ^^ help: consider using `_r1` instead
Oct 31 21:15:32.099 INFO kablam! 
Oct 31 21:15:32.099 INFO kablam! warning: unused variable: `r3`
Oct 31 21:15:32.099 INFO kablam!    --> src/main.rs:107:13
Oct 31 21:15:32.099 INFO kablam!     |
Oct 31 21:15:32.099 INFO kablam! 107 |         let r3 = &mut s;
Oct 31 21:15:32.099 INFO kablam!     |             ^^ help: consider using `_r3` instead
Oct 31 21:15:32.099 INFO kablam! 
Oct 31 21:15:32.099 INFO kablam! warning: unused variable: `reference_to_something`
Oct 31 21:15:32.099 INFO kablam!    --> src/main.rs:129:13
Oct 31 21:15:32.099 INFO kablam!     |
Oct 31 21:15:32.099 INFO kablam! 129 |         let reference_to_something = no_dangle();
Oct 31 21:15:32.099 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^ help: consider using `_reference_to_something` instead
Oct 31 21:15:32.099 INFO kablam! 
Oct 31 21:15:32.099 INFO kablam! warning: unused variable: `first`
Oct 31 21:15:32.099 INFO kablam!    --> src/main.rs:138:13
Oct 31 21:15:32.099 INFO kablam!     |
Oct 31 21:15:32.099 INFO kablam! 138 |         let first = &s[0..5];
Oct 31 21:15:32.099 INFO kablam!     |             ^^^^^ help: consider using `_first` instead
Oct 31 21:15:32.099 INFO kablam! 
Oct 31 21:15:32.099 INFO kablam! warning: unused variable: `second`
Oct 31 21:15:32.099 INFO kablam!    --> src/main.rs:141:13
Oct 31 21:15:32.099 INFO kablam!     |
Oct 31 21:15:32.099 INFO kablam! 141 |         let second = &s[6..11];
Oct 31 21:15:32.099 INFO kablam!     |             ^^^^^^ help: consider using `_second` instead
Oct 31 21:15:32.099 INFO kablam! 
Oct 31 21:15:32.099 INFO kablam! warning: unused variable: `s1`
Oct 31 21:15:32.099 INFO kablam!    --> src/main.rs:146:13
Oct 31 21:15:32.099 INFO kablam!     |
Oct 31 21:15:32.099 INFO kablam! 146 |         let s1 = "Hello world!"; // is a slice pointing to the memory in the binary
Oct 31 21:15:32.099 INFO kablam!     |             ^^ help: consider using `_s1` instead
Oct 31 21:15:32.099 INFO kablam! 
Oct 31 21:15:32.099 INFO kablam! warning: unused variable: `third_test`
Oct 31 21:15:32.099 INFO kablam!    --> src/main.rs:184:13
Oct 31 21:15:32.100 INFO kablam!     |
Oct 31 21:15:32.100 INFO kablam! 184 |         let third_test = MyCustomObject {
Oct 31 21:15:32.100 INFO kablam!     |             ^^^^^^^^^^ help: consider using `_third_test` instead
Oct 31 21:15:32.100 INFO kablam! 
Oct 31 21:15:32.100 INFO kablam! warning: unused variable: `point`
Oct 31 21:15:32.100 INFO kablam!    --> src/main.rs:192:13
Oct 31 21:15:32.100 INFO kablam!     |
Oct 31 21:15:32.100 INFO kablam! 192 |         let point = Point(0, 0, 0);
Oct 31 21:15:32.100 INFO kablam!     |             ^^^^^ help: consider using `_point` instead
Oct 31 21:15:32.100 INFO kablam! 
Oct 31 21:15:32.100 INFO kablam! warning: unused variable: `home`
Oct 31 21:15:32.100 INFO kablam!    --> src/main.rs:221:17
Oct 31 21:15:32.100 INFO kablam!     |
Oct 31 21:15:32.100 INFO kablam! 221 |             let home = IpAddr::V4(String::from("127.0.0.1"));
Oct 31 21:15:32.100 INFO kablam!     |                 ^^^^ help: consider using `_home` instead
Oct 31 21:15:32.100 INFO kablam! 
Oct 31 21:15:32.100 INFO kablam! warning: unused variable: `loopback`
Oct 31 21:15:32.100 INFO kablam!    --> src/main.rs:222:17
Oct 31 21:15:32.100 INFO kablam!     |
Oct 31 21:15:32.100 INFO kablam! 222 |             let loopback = IpAddr::V6(String::from("::1"));
Oct 31 21:15:32.100 INFO kablam!     |                 ^^^^^^^^ help: consider using `_loopback` instead
Oct 31 21:15:32.100 INFO kablam! 
Oct 31 21:15:32.100 INFO kablam! warning: unused variable: `home`
Oct 31 21:15:32.100 INFO kablam!    --> src/main.rs:232:17
Oct 31 21:15:32.100 INFO kablam!     |
Oct 31 21:15:32.100 INFO kablam! 232 |             let home = IpAddr::V4(127, 0, 0, 1);
Oct 31 21:15:32.100 INFO kablam!     |                 ^^^^ help: consider using `_home` instead
Oct 31 21:15:32.100 INFO kablam! 
Oct 31 21:15:32.100 INFO kablam! warning: unused variable: `loopback`
Oct 31 21:15:32.100 INFO kablam!    --> src/main.rs:233:17
Oct 31 21:15:32.100 INFO kablam!     |
Oct 31 21:15:32.100 INFO kablam! 233 |             let loopback = IpAddr::V6(String::from("::1"));
Oct 31 21:15:32.100 INFO kablam!     |                 ^^^^^^^^ help: consider using `_loopback` instead
Oct 31 21:15:32.100 INFO kablam! 
Oct 31 21:15:32.100 INFO kablam! warning: unused variable: `some_number`
Oct 31 21:15:32.100 INFO kablam!    --> src/main.rs:241:17
Oct 31 21:15:32.100 INFO kablam!     |
Oct 31 21:15:32.100 INFO kablam! 241 |             let some_number = Some(5);
Oct 31 21:15:32.100 INFO kablam!     |                 ^^^^^^^^^^^ help: consider using `_some_number` instead
Oct 31 21:15:32.100 INFO kablam! 
Oct 31 21:15:32.100 INFO kablam! warning: unused variable: `some_string`
Oct 31 21:15:32.100 INFO kablam!    --> src/main.rs:242:17
Oct 31 21:15:32.100 INFO kablam!     |
Oct 31 21:15:32.100 INFO kablam! 242 |             let some_string = Some("hello");
Oct 31 21:15:32.100 INFO kablam!     |                 ^^^^^^^^^^^ help: consider using `_some_string` instead
Oct 31 21:15:32.100 INFO kablam! 
Oct 31 21:15:32.100 INFO kablam! warning: unused variable: `absent_number`
Oct 31 21:15:32.118 INFO kablam!    --> src/main.rs:243:17
Oct 31 21:15:32.118 INFO kablam!     |
Oct 31 21:15:32.118 INFO kablam! 243 |             let absent_number: Option<i32> = None; // here we have to explicitly state the type because no infering mechanism possible
Oct 31 21:15:32.118 INFO kablam!     |                 ^^^^^^^^^^^^^ help: consider using `_absent_number` instead
Oct 31 21:15:32.118 INFO kablam! 
Oct 31 21:15:32.118 INFO kablam! warning: unused variable: `six`
Oct 31 21:15:32.118 INFO kablam!    --> src/main.rs:309:17
Oct 31 21:15:32.118 INFO kablam!     |
Oct 31 21:15:32.118 INFO kablam! 309 |             let six = plus_one(five);
Oct 31 21:15:32.118 INFO kablam!     |                 ^^^ help: consider using `_six` instead
Oct 31 21:15:32.118 INFO kablam! 
Oct 31 21:15:32.118 INFO kablam! warning: unused variable: `none`
Oct 31 21:15:32.118 INFO kablam!    --> src/main.rs:310:17
Oct 31 21:15:32.118 INFO kablam!     |
Oct 31 21:15:32.118 INFO kablam! 310 |             let none = plus_one(None);
Oct 31 21:15:32.118 INFO kablam!     |                 ^^^^ help: consider using `_none` instead
Oct 31 21:15:32.118 INFO kablam! 
Oct 31 21:15:32.118 INFO kablam! warning: unused variable: `six`
Oct 31 21:15:32.118 INFO kablam!    --> src/main.rs:324:17
Oct 31 21:15:32.118 INFO kablam!     |
Oct 31 21:15:32.118 INFO kablam! 324 |             let six = plus_one(five);
Oct 31 21:15:32.118 INFO kablam!     |                 ^^^ help: consider using `_six` instead
Oct 31 21:15:32.118 INFO kablam! 
Oct 31 21:15:32.118 INFO kablam! warning: unused variable: `none`
Oct 31 21:15:32.118 INFO kablam!    --> src/main.rs:325:17
Oct 31 21:15:32.118 INFO kablam!     |
Oct 31 21:15:32.118 INFO kablam! 325 |             let none = plus_one(None);
Oct 31 21:15:32.119 INFO kablam!     |                 ^^^^ help: consider using `_none` instead
Oct 31 21:15:32.119 INFO kablam! 
Oct 31 21:15:32.119 INFO kablam! warning: unused variable: `my_vec`
Oct 31 21:15:32.119 INFO kablam!    --> src/main.rs:353:17
Oct 31 21:15:32.119 INFO kablam!     |
Oct 31 21:15:32.119 INFO kablam! 353 |             let my_vec = vec![1, 2, 3];
Oct 31 21:15:32.119 INFO kablam!     |                 ^^^^^^ help: consider using `_my_vec` instead
Oct 31 21:15:32.119 INFO kablam! 
Oct 31 21:15:32.119 INFO kablam! warning: unused variable: `f`
Oct 31 21:15:32.119 INFO kablam!    --> src/main.rs:361:17
Oct 31 21:15:32.119 INFO kablam!     |
Oct 31 21:15:32.119 INFO kablam! 361 |             let f = match f {
Oct 31 21:15:32.119 INFO kablam!     |                 ^ help: consider using `_f` instead
Oct 31 21:15:32.119 INFO kablam! 
Oct 31 21:15:32.119 INFO kablam! warning: unused variable: `f`
Oct 31 21:15:32.119 INFO kablam!    --> src/main.rs:366:17
Oct 31 21:15:32.119 INFO kablam!     |
Oct 31 21:15:32.119 INFO kablam! 366 |             let f = match File::open("test.txt") {
Oct 31 21:15:32.119 INFO kablam!     |                 ^ help: consider using `_f` instead
Oct 31 21:15:32.119 INFO kablam! 
Oct 31 21:15:32.119 INFO kablam! warning: unused variable: `f`
Oct 31 21:15:32.119 INFO kablam!    --> src/main.rs:373:17
Oct 31 21:15:32.119 INFO kablam!     |
Oct 31 21:15:32.119 INFO kablam! 373 |             let f = match File::open("ksdfksd.txt") {
Oct 31 21:15:32.119 INFO kablam!     |                 ^ help: consider using `_f` instead
Oct 31 21:15:32.119 INFO kablam! 
Oct 31 21:15:32.119 INFO kablam! warning: unused variable: `e`
Oct 31 21:15:32.119 INFO kablam!    --> src/main.rs:380:29
Oct 31 21:15:32.119 INFO kablam!     |
Oct 31 21:15:32.119 INFO kablam! 380 |                         Err(e) => panic!(
Oct 31 21:15:32.119 INFO kablam!     |                             ^ help: consider using `_e` instead
Oct 31 21:15:32.119 INFO kablam! 
Oct 31 21:15:32.119 INFO kablam! warning: unused variable: `f`
Oct 31 21:15:32.119 INFO kablam!    --> src/main.rs:398:17
Oct 31 21:15:32.119 INFO kablam!     |
Oct 31 21:15:32.119 INFO kablam! 398 |             let f = File::open("something-that-does-not-exist.txt").unwrap();
Oct 31 21:15:32.119 INFO kablam!     |                 ^ help: consider using `_f` instead
Oct 31 21:15:32.119 INFO kablam! 
Oct 31 21:15:32.119 INFO kablam! warning: unused variable: `f`
Oct 31 21:15:32.119 INFO kablam!    --> src/main.rs:401:17
Oct 31 21:15:32.119 INFO kablam!     |
Oct 31 21:15:32.119 INFO kablam! 401 |             let f = File::open("kskiefi.txt").expect("failed opening the file xxx");
Oct 31 21:15:32.119 INFO kablam!     |                 ^ help: consider using `_f` instead
Oct 31 21:15:32.119 INFO kablam! 
Oct 31 21:15:32.119 INFO kablam! warning: unused variable: `integer`
Oct 31 21:15:32.120 INFO kablam!    --> src/main.rs:438:17
Oct 31 21:15:32.120 INFO kablam!     |
Oct 31 21:15:32.120 INFO kablam! 438 |             let integer = Point { x: 5, y: 10 };
Oct 31 21:15:32.120 INFO kablam!     |                 ^^^^^^^ help: consider using `_integer` instead
Oct 31 21:15:32.120 INFO kablam! 
Oct 31 21:15:32.120 INFO kablam! warning: unused variable: `float`
Oct 31 21:15:32.120 INFO kablam!    --> src/main.rs:439:17
Oct 31 21:15:32.120 INFO kablam!     |
Oct 31 21:15:32.120 INFO kablam! 439 |             let float = Point { x: 0.5, y: 1.4 };
Oct 31 21:15:32.120 INFO kablam!     |                 ^^^^^ help: consider using `_float` instead
Oct 31 21:15:32.120 INFO kablam! 
Oct 31 21:15:32.120 INFO kablam! warning: unused variable: `mixed_int_float`
Oct 31 21:15:32.120 INFO kablam!    --> src/main.rs:449:17
Oct 31 21:15:32.120 INFO kablam!     |
Oct 31 21:15:32.120 INFO kablam! 449 |             let mixed_int_float = MixedPoint { x: 5, y: 1.0 };
Oct 31 21:15:32.120 INFO kablam!     |                 ^^^^^^^^^^^^^^^ help: consider using `_mixed_int_float` instead
Oct 31 21:15:32.120 INFO kablam! 
Oct 31 21:15:32.120 INFO kablam! warning: unused variable: `closure_runs_with_captured_value`
Oct 31 21:15:32.120 INFO kablam!    --> src/main.rs:643:17
Oct 31 21:15:32.120 INFO kablam!     |
Oct 31 21:15:32.120 INFO kablam! 643 |             let closure_runs_with_captured_value = capturing(1);
Oct 31 21:15:32.120 INFO kablam!     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `_closure_runs_with_captured_value` instead
Oct 31 21:15:32.120 INFO kablam! 
Oct 31 21:15:32.120 INFO kablam! warning: unused variable: `s`
Oct 31 21:15:32.120 INFO kablam!   --> src/main.rs:78:19
Oct 31 21:15:32.120 INFO kablam!    |
Oct 31 21:15:32.120 INFO kablam! 78 |         fn change(s: &String) {
Oct 31 21:15:32.120 INFO kablam!    |                   ^ help: consider using `_s` instead
Oct 31 21:15:32.120 INFO kablam! 
Oct 31 21:15:32.120 INFO kablam! warning: unused variable: `item`
Oct 31 21:15:32.120 INFO kablam!    --> src/main.rs:505:39
Oct 31 21:15:32.120 INFO kablam!     |
Oct 31 21:15:32.120 INFO kablam! 505 |             pub fn notify<T: Summary>(item: T) {
Oct 31 21:15:32.120 INFO kablam!     |                                       ^^^^ help: consider using `_item` instead
Oct 31 21:15:32.120 INFO kablam! 
Oct 31 21:15:32.120 INFO kablam! warning: variable does not need to be mutable
Oct 31 21:15:32.120 INFO kablam!    --> src/main.rs:655:17
Oct 31 21:15:32.120 INFO kablam!     |
Oct 31 21:15:32.120 INFO kablam! 655 |             let mut v_iter = v.iter();
Oct 31 21:15:32.120 INFO kablam!     |                 ----^^^^^^
Oct 31 21:15:32.120 INFO kablam!     |                 |
Oct 31 21:15:32.120 INFO kablam!     |                 help: remove this `mut`
Oct 31 21:15:32.120 INFO kablam!     |
Oct 31 21:15:32.120 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 31 21:15:32.120 INFO kablam! 
Oct 31 21:15:32.135 INFO kablam! warning: cannot test inner items
Oct 31 21:15:32.135 INFO kablam!    --> src/main.rs:593:13
Oct 31 21:15:32.135 INFO kablam!     |
Oct 31 21:15:32.135 INFO kablam! 593 |             #[test]
Oct 31 21:15:32.135 INFO kablam!     |             ^^^^^^^
Oct 31 21:15:32.135 INFO kablam!     |
Oct 31 21:15:32.135 INFO kablam!     = note: #[warn(unnameable_test_items)] on by default
Oct 31 21:15:32.135 INFO kablam! 
Oct 31 21:15:32.135 INFO kablam! warning: cannot test inner items
Oct 31 21:15:32.135 INFO kablam!    --> src/main.rs:599:13
Oct 31 21:15:32.135 INFO kablam!     |
Oct 31 21:15:32.135 INFO kablam! 599 |             #[test]
Oct 31 21:15:32.135 INFO kablam!     |             ^^^^^^^
Oct 31 21:15:32.135 INFO kablam! 
Oct 31 21:15:32.135 INFO kablam! warning: cannot test inner items
Oct 31 21:15:32.135 INFO kablam!    --> src/main.rs:610:13
Oct 31 21:15:32.135 INFO kablam!     |
Oct 31 21:15:32.135 INFO kablam! 610 |             #[test]
Oct 31 21:15:32.135 INFO kablam!     |             ^^^^^^^
Oct 31 21:15:32.135 INFO kablam! 
Oct 31 21:15:32.604 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
Oct 31 21:15:32.611 INFO kablam! su: No module specific data is present
Oct 31 21:15:33.125 INFO running `"docker" "rm" "-f" "6aba68eff67d27863f3420035021d5d19363a7c00de0f3a29c8e24502c21dbf3"`
Oct 31 21:15:33.304 INFO blam! 6aba68eff67d27863f3420035021d5d19363a7c00de0f3a29c8e24502c21dbf3
Oct 31 21:15:33.315 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-1/worker-3/1.30.0:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/beta-1.31-1/1.30.0:/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 +1.30.0 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"`
Oct 31 21:15:33.648 INFO blam! 4ec2afc096d405c5bed6d77f4be287957b8c052c5ca879abf2a1911ed7222c51
Oct 31 21:15:33.657 INFO running `"docker" "start" "-a" "4ec2afc096d405c5bed6d77f4be287957b8c052c5ca879abf2a1911ed7222c51"`
Oct 31 21:15:34.411 INFO kablam! usermod: no changes
Oct 31 21:15:34.455 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Oct 31 21:15:34.455 INFO kablam!      Running /target/debug/deps/ownership-fd9e41cd49753abd
Oct 31 21:15:34.462 INFO blam! 
Oct 31 21:15:34.462 INFO blam! running 0 tests
Oct 31 21:15:34.462 INFO blam! 
Oct 31 21:15:34.462 INFO blam! test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Oct 31 21:15:34.462 INFO blam! 
Oct 31 21:15:34.462 INFO kablam! su: No module specific data is present
Oct 31 21:15:34.785 INFO running `"docker" "rm" "-f" "4ec2afc096d405c5bed6d77f4be287957b8c052c5ca879abf2a1911ed7222c51"`
Oct 31 21:15:34.907 INFO blam! 4ec2afc096d405c5bed6d77f4be287957b8c052c5ca879abf2a1911ed7222c51
