Dec 14 08:42:56.932 INFO testing Kyledmw/rust-web-thing against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550 Dec 14 08:42:56.932 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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"` Dec 14 08:42:57.343 INFO [stdout] 0658a1850144e11edcc10b065abafb07bd12d011925d191f3c0821938c1b911a Dec 14 08:42:57.347 INFO running `"docker" "start" "-a" "0658a1850144e11edcc10b065abafb07bd12d011925d191f3c0821938c1b911a"` Dec 14 08:42:59.434 INFO [stderr] usermod: no changes Dec 14 08:42:59.547 INFO [stderr] Compiling rust-web-thing v0.1.0 (/source) Dec 14 08:43:00.557 INFO [stderr] warning: unused variable: `word` Dec 14 08:43:00.557 INFO [stderr] --> src/main.rs:241:9 Dec 14 08:43:00.557 INFO [stderr] | Dec 14 08:43:00.557 INFO [stderr] 241 | let word = first_word(&s); Dec 14 08:43:00.557 INFO [stderr] | ^^^^ help: consider using `_word` instead Dec 14 08:43:00.557 INFO [stderr] | Dec 14 08:43:00.557 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 14 08:43:00.557 INFO [stderr] Dec 14 08:43:00.557 INFO [stderr] warning: unused variable: `user3` Dec 14 08:43:00.557 INFO [stderr] --> src/main.rs:325:9 Dec 14 08:43:00.557 INFO [stderr] | Dec 14 08:43:00.558 INFO [stderr] 325 | let user3 = User { Dec 14 08:43:00.558 INFO [stderr] | ^^^^^ help: consider using `_user3` instead Dec 14 08:43:00.558 INFO [stderr] Dec 14 08:43:00.558 INFO [stderr] warning: unused variable: `user4` Dec 14 08:43:00.558 INFO [stderr] --> src/main.rs:334:9 Dec 14 08:43:00.558 INFO [stderr] | Dec 14 08:43:00.558 INFO [stderr] 334 | let user4 = User { Dec 14 08:43:00.558 INFO [stderr] | ^^^^^ help: consider using `_user4` instead Dec 14 08:43:00.558 INFO [stderr] Dec 14 08:43:00.558 INFO [stderr] warning: unused variable: `black` Dec 14 08:43:00.558 INFO [stderr] --> src/main.rs:365:9 Dec 14 08:43:00.558 INFO [stderr] | Dec 14 08:43:00.558 INFO [stderr] 365 | let black = Color(0, 0, 0); Dec 14 08:43:00.558 INFO [stderr] | ^^^^^ help: consider using `_black` instead Dec 14 08:43:00.558 INFO [stderr] Dec 14 08:43:00.558 INFO [stderr] warning: unused variable: `home` Dec 14 08:43:00.558 INFO [stderr] --> src/main.rs:435:9 Dec 14 08:43:00.558 INFO [stderr] | Dec 14 08:43:00.558 INFO [stderr] 435 | let home = IpAddrStruct { Dec 14 08:43:00.559 INFO [stderr] | ^^^^ help: consider using `_home` instead Dec 14 08:43:00.559 INFO [stderr] Dec 14 08:43:00.559 INFO [stderr] warning: unused variable: `loopback` Dec 14 08:43:00.559 INFO [stderr] --> src/main.rs:440:9 Dec 14 08:43:00.559 INFO [stderr] | Dec 14 08:43:00.559 INFO [stderr] 440 | let loopback = IpAddrStruct { Dec 14 08:43:00.560 INFO [stderr] | ^^^^^^^^ help: consider using `_loopback` instead Dec 14 08:43:00.560 INFO [stderr] Dec 14 08:43:00.560 INFO [stderr] warning: unused variable: `h` Dec 14 08:43:00.560 INFO [stderr] --> src/main.rs:445:9 Dec 14 08:43:00.560 INFO [stderr] | Dec 14 08:43:00.560 INFO [stderr] 445 | let h = IpAddrS::V4(String::from("127.0.0.1")); Dec 14 08:43:00.561 INFO [stderr] | ^ help: consider using `_h` instead Dec 14 08:43:00.561 INFO [stderr] Dec 14 08:43:00.561 INFO [stderr] warning: unused variable: `lb` Dec 14 08:43:00.562 INFO [stderr] --> src/main.rs:446:9 Dec 14 08:43:00.562 INFO [stderr] | Dec 14 08:43:00.562 INFO [stderr] 446 | let lb = IpAddrS::V6(String::from("::1")); Dec 14 08:43:00.562 INFO [stderr] | ^^ help: consider using `_lb` instead Dec 14 08:43:00.563 INFO [stderr] Dec 14 08:43:00.563 INFO [stderr] warning: unused variable: `h2` Dec 14 08:43:00.563 INFO [stderr] --> src/main.rs:448:9 Dec 14 08:43:00.564 INFO [stderr] | Dec 14 08:43:00.564 INFO [stderr] 448 | let h2 = IpAddr::V4(127, 0, 0, 1); Dec 14 08:43:00.564 INFO [stderr] | ^^ help: consider using `_h2` instead Dec 14 08:43:00.564 INFO [stderr] Dec 14 08:43:00.565 INFO [stderr] warning: unused variable: `ip_type` Dec 14 08:43:00.565 INFO [stderr] --> src/main.rs:458:10 Dec 14 08:43:00.565 INFO [stderr] | Dec 14 08:43:00.566 INFO [stderr] 458 | fn route(ip_type: IpAddrKind) {} Dec 14 08:43:00.566 INFO [stderr] | ^^^^^^^ help: consider using `_ip_type` instead Dec 14 08:43:00.566 INFO [stderr] Dec 14 08:43:00.568 INFO [stderr] warning: unused variable: `some_number` Dec 14 08:43:00.568 INFO [stderr] --> src/main.rs:489:9 Dec 14 08:43:00.568 INFO [stderr] | Dec 14 08:43:00.568 INFO [stderr] 489 | let some_number = Some(5); Dec 14 08:43:00.568 INFO [stderr] | ^^^^^^^^^^^ help: consider using `_some_number` instead Dec 14 08:43:00.568 INFO [stderr] Dec 14 08:43:00.568 INFO [stderr] warning: unused variable: `some_string` Dec 14 08:43:00.568 INFO [stderr] --> src/main.rs:490:9 Dec 14 08:43:00.568 INFO [stderr] | Dec 14 08:43:00.568 INFO [stderr] 490 | let some_string = Some("a string"); Dec 14 08:43:00.568 INFO [stderr] | ^^^^^^^^^^^ help: consider using `_some_string` instead Dec 14 08:43:00.568 INFO [stderr] Dec 14 08:43:00.568 INFO [stderr] warning: unused variable: `absent_number` Dec 14 08:43:00.569 INFO [stderr] --> src/main.rs:492:9 Dec 14 08:43:00.569 INFO [stderr] | Dec 14 08:43:00.569 INFO [stderr] 492 | let absent_number: Option = None; Dec 14 08:43:00.569 INFO [stderr] | ^^^^^^^^^^^^^ help: consider using `_absent_number` instead Dec 14 08:43:00.569 INFO [stderr] Dec 14 08:43:00.570 INFO [stderr] warning: unused variable: `sum` Dec 14 08:43:00.570 INFO [stderr] --> src/main.rs:499:9 Dec 14 08:43:00.570 INFO [stderr] | Dec 14 08:43:00.570 INFO [stderr] 499 | let sum = y.unwrap() + x; Dec 14 08:43:00.571 INFO [stderr] | ^^^ help: consider using `_sum` instead Dec 14 08:43:00.571 INFO [stderr] Dec 14 08:43:00.647 INFO [stderr] warning: constant item is never used: `MAX_POINTS` Dec 14 08:43:00.647 INFO [stderr] --> src/main.rs:11:1 Dec 14 08:43:00.647 INFO [stderr] | Dec 14 08:43:00.647 INFO [stderr] 11 | const MAX_POINTS: u32 = 100_000; Dec 14 08:43:00.647 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:00.647 INFO [stderr] | Dec 14 08:43:00.647 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 14 08:43:00.647 INFO [stderr] Dec 14 08:43:00.647 INFO [stderr] warning: function is never used: `main_old` Dec 14 08:43:00.647 INFO [stderr] --> src/main.rs:14:1 Dec 14 08:43:00.647 INFO [stderr] | Dec 14 08:43:00.647 INFO [stderr] 14 | fn main_old() { Dec 14 08:43:00.647 INFO [stderr] | ^^^^^^^^^^^^^ Dec 14 08:43:00.647 INFO [stderr] Dec 14 08:43:00.647 INFO [stderr] warning: function is never used: `another_function` Dec 14 08:43:00.647 INFO [stderr] --> src/main.rs:79:1 Dec 14 08:43:00.647 INFO [stderr] | Dec 14 08:43:00.647 INFO [stderr] 79 | fn another_function(a0: i32, a1: i32, a2: i32) { Dec 14 08:43:00.647 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:00.647 INFO [stderr] Dec 14 08:43:00.647 INFO [stderr] warning: function is never used: `five` Dec 14 08:43:00.647 INFO [stderr] --> src/main.rs:85:1 Dec 14 08:43:00.648 INFO [stderr] | Dec 14 08:43:00.648 INFO [stderr] 85 | fn five() -> i32 { Dec 14 08:43:00.648 INFO [stderr] | ^^^^^^^^^^^^^^^^ Dec 14 08:43:00.648 INFO [stderr] Dec 14 08:43:00.648 INFO [stderr] warning: function is never used: `plus_one` Dec 14 08:43:00.648 INFO [stderr] --> src/main.rs:89:1 Dec 14 08:43:00.648 INFO [stderr] | Dec 14 08:43:00.648 INFO [stderr] 89 | fn plus_one(x: i32) -> i32 { Dec 14 08:43:00.648 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:00.648 INFO [stderr] Dec 14 08:43:00.658 INFO [stderr] warning: function is never used: `flow_control` Dec 14 08:43:00.659 INFO [stderr] --> src/main.rs:93:1 Dec 14 08:43:00.659 INFO [stderr] | Dec 14 08:43:00.659 INFO [stderr] 93 | fn flow_control() { Dec 14 08:43:00.659 INFO [stderr] | ^^^^^^^^^^^^^^^^^ Dec 14 08:43:00.659 INFO [stderr] Dec 14 08:43:00.659 INFO [stderr] warning: function is never used: `ownership` Dec 14 08:43:00.659 INFO [stderr] --> src/main.rs:146:1 Dec 14 08:43:00.659 INFO [stderr] | Dec 14 08:43:00.659 INFO [stderr] 146 | fn ownership() { Dec 14 08:43:00.659 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 14 08:43:00.659 INFO [stderr] Dec 14 08:43:00.659 INFO [stderr] warning: function is never used: `takes_ownership` Dec 14 08:43:00.659 INFO [stderr] --> src/main.rs:171:1 Dec 14 08:43:00.659 INFO [stderr] | Dec 14 08:43:00.659 INFO [stderr] 171 | fn takes_ownership(some_string: String) { Dec 14 08:43:00.659 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:00.659 INFO [stderr] Dec 14 08:43:00.659 INFO [stderr] warning: function is never used: `makes_copy` Dec 14 08:43:00.659 INFO [stderr] --> src/main.rs:176:1 Dec 14 08:43:00.659 INFO [stderr] | Dec 14 08:43:00.659 INFO [stderr] 176 | fn makes_copy(some_integer: i32) { Dec 14 08:43:00.659 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:00.659 INFO [stderr] Dec 14 08:43:00.659 INFO [stderr] warning: function is never used: `gives_ownership` Dec 14 08:43:00.659 INFO [stderr] --> src/main.rs:181:1 Dec 14 08:43:00.659 INFO [stderr] | Dec 14 08:43:00.659 INFO [stderr] 181 | fn gives_ownership() -> String { Dec 14 08:43:00.659 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:00.659 INFO [stderr] Dec 14 08:43:00.659 INFO [stderr] warning: function is never used: `takes_and_gives_back` Dec 14 08:43:00.659 INFO [stderr] --> src/main.rs:186:1 Dec 14 08:43:00.659 INFO [stderr] | Dec 14 08:43:00.659 INFO [stderr] 186 | fn takes_and_gives_back(a_string: String) -> String { Dec 14 08:43:00.659 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:00.659 INFO [stderr] Dec 14 08:43:00.659 INFO [stderr] warning: function is never used: `calculate_length` Dec 14 08:43:00.659 INFO [stderr] --> src/main.rs:190:1 Dec 14 08:43:00.659 INFO [stderr] | Dec 14 08:43:00.659 INFO [stderr] 190 | fn calculate_length(s: String) -> (String, usize) { Dec 14 08:43:00.659 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:00.659 INFO [stderr] Dec 14 08:43:00.659 INFO [stderr] warning: function is never used: `references` Dec 14 08:43:00.659 INFO [stderr] --> src/main.rs:197:1 Dec 14 08:43:00.659 INFO [stderr] | Dec 14 08:43:00.659 INFO [stderr] 197 | fn references() { Dec 14 08:43:00.659 INFO [stderr] | ^^^^^^^^^^^^^^^ Dec 14 08:43:00.659 INFO [stderr] Dec 14 08:43:00.659 INFO [stderr] warning: function is never used: `calculate_length_ref` Dec 14 08:43:00.659 INFO [stderr] --> src/main.rs:209:1 Dec 14 08:43:00.659 INFO [stderr] | Dec 14 08:43:00.659 INFO [stderr] 209 | fn calculate_length_ref(s: &String) -> usize { Dec 14 08:43:00.659 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:00.659 INFO [stderr] Dec 14 08:43:00.659 INFO [stderr] warning: function is never used: `mut_references` Dec 14 08:43:00.659 INFO [stderr] --> src/main.rs:215:1 Dec 14 08:43:00.659 INFO [stderr] | Dec 14 08:43:00.659 INFO [stderr] 215 | fn mut_references() { Dec 14 08:43:00.659 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:00.659 INFO [stderr] Dec 14 08:43:00.659 INFO [stderr] warning: function is never used: `change` Dec 14 08:43:00.659 INFO [stderr] --> src/main.rs:222:1 Dec 14 08:43:00.659 INFO [stderr] | Dec 14 08:43:00.659 INFO [stderr] 222 | fn change(some_string: &mut String) { Dec 14 08:43:00.659 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:00.659 INFO [stderr] Dec 14 08:43:00.659 INFO [stderr] warning: function is never used: `no_dangle` Dec 14 08:43:00.659 INFO [stderr] --> src/main.rs:227:1 Dec 14 08:43:00.659 INFO [stderr] | Dec 14 08:43:00.659 INFO [stderr] 227 | fn no_dangle() -> String { Dec 14 08:43:00.659 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:00.659 INFO [stderr] Dec 14 08:43:00.659 INFO [stderr] warning: function is never used: `word_runner` Dec 14 08:43:00.659 INFO [stderr] --> src/main.rs:238:1 Dec 14 08:43:00.659 INFO [stderr] | Dec 14 08:43:00.659 INFO [stderr] 238 | fn word_runner() { Dec 14 08:43:00.659 INFO [stderr] | ^^^^^^^^^^^^^^^^ Dec 14 08:43:00.659 INFO [stderr] Dec 14 08:43:00.659 INFO [stderr] warning: function is never used: `first_word` Dec 14 08:43:00.659 INFO [stderr] --> src/main.rs:264:1 Dec 14 08:43:00.659 INFO [stderr] | Dec 14 08:43:00.659 INFO [stderr] 264 | fn first_word(s: &String) -> usize { Dec 14 08:43:00.659 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:00.659 INFO [stderr] Dec 14 08:43:00.659 INFO [stderr] warning: function is never used: `first_word_slice` Dec 14 08:43:00.659 INFO [stderr] --> src/main.rs:277:1 Dec 14 08:43:00.660 INFO [stderr] | Dec 14 08:43:00.660 INFO [stderr] 277 | fn first_word_slice(s: &String) -> &str { //string slice written as &str Dec 14 08:43:00.660 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:00.660 INFO [stderr] Dec 14 08:43:00.660 INFO [stderr] warning: function is never used: `first_word_improved` Dec 14 08:43:00.660 INFO [stderr] --> src/main.rs:288:1 Dec 14 08:43:00.660 INFO [stderr] | Dec 14 08:43:00.660 INFO [stderr] 288 | fn first_word_improved(s: &str) -> &str { Dec 14 08:43:00.660 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:00.660 INFO [stderr] Dec 14 08:43:00.660 INFO [stderr] warning: struct is never constructed: `User` Dec 14 08:43:00.660 INFO [stderr] --> src/main.rs:299:1 Dec 14 08:43:00.660 INFO [stderr] | Dec 14 08:43:00.660 INFO [stderr] 299 | struct User { Dec 14 08:43:00.660 INFO [stderr] | ^^^^^^^^^^^ Dec 14 08:43:00.660 INFO [stderr] Dec 14 08:43:00.660 INFO [stderr] warning: function is never used: `my_structs` Dec 14 08:43:00.660 INFO [stderr] --> src/main.rs:306:1 Dec 14 08:43:00.660 INFO [stderr] | Dec 14 08:43:00.660 INFO [stderr] 306 | fn my_structs() { Dec 14 08:43:00.660 INFO [stderr] | ^^^^^^^^^^^^^^^ Dec 14 08:43:00.660 INFO [stderr] Dec 14 08:43:00.660 INFO [stderr] warning: function is never used: `build_user` Dec 14 08:43:00.660 INFO [stderr] --> src/main.rs:343:1 Dec 14 08:43:00.660 INFO [stderr] | Dec 14 08:43:00.660 INFO [stderr] 343 | fn build_user(email: String, username: String) -> User { Dec 14 08:43:00.660 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:00.660 INFO [stderr] Dec 14 08:43:00.660 INFO [stderr] warning: function is never used: `test_build_user` Dec 14 08:43:00.660 INFO [stderr] --> src/main.rs:353:1 Dec 14 08:43:00.660 INFO [stderr] | Dec 14 08:43:00.660 INFO [stderr] 353 | fn test_build_user() { Dec 14 08:43:00.660 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:00.660 INFO [stderr] Dec 14 08:43:00.660 INFO [stderr] warning: struct is never constructed: `Color` Dec 14 08:43:00.660 INFO [stderr] --> src/main.rs:362:1 Dec 14 08:43:00.660 INFO [stderr] | Dec 14 08:43:00.660 INFO [stderr] 362 | struct Color(i32, i32, i32); // structs without named fields. Dec 14 08:43:00.660 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:00.660 INFO [stderr] Dec 14 08:43:00.660 INFO [stderr] warning: function is never used: `test_tuple_structs` Dec 14 08:43:00.660 INFO [stderr] --> src/main.rs:364:1 Dec 14 08:43:00.660 INFO [stderr] | Dec 14 08:43:00.660 INFO [stderr] 364 | fn test_tuple_structs() { Dec 14 08:43:00.660 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:00.660 INFO [stderr] Dec 14 08:43:00.660 INFO [stderr] warning: struct is never constructed: `Rectangle` Dec 14 08:43:00.660 INFO [stderr] --> src/main.rs:369:1 Dec 14 08:43:00.660 INFO [stderr] | Dec 14 08:43:00.660 INFO [stderr] 369 | struct Rectangle { Dec 14 08:43:00.660 INFO [stderr] | ^^^^^^^^^^^^^^^^ Dec 14 08:43:00.660 INFO [stderr] Dec 14 08:43:00.660 INFO [stderr] warning: method is never used: `area` Dec 14 08:43:00.660 INFO [stderr] --> src/main.rs:378:5 Dec 14 08:43:00.660 INFO [stderr] | Dec 14 08:43:00.660 INFO [stderr] 378 | fn area(&self) -> u32 { Dec 14 08:43:00.660 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:00.660 INFO [stderr] Dec 14 08:43:00.660 INFO [stderr] warning: method is never used: `square` Dec 14 08:43:00.660 INFO [stderr] --> src/main.rs:383:5 Dec 14 08:43:00.660 INFO [stderr] | Dec 14 08:43:00.660 INFO [stderr] 383 | fn square(size: u32) -> Rectangle { Dec 14 08:43:00.660 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:00.660 INFO [stderr] Dec 14 08:43:00.660 INFO [stderr] warning: function is never used: `main_old2` Dec 14 08:43:00.660 INFO [stderr] --> src/main.rs:388:1 Dec 14 08:43:00.660 INFO [stderr] | Dec 14 08:43:00.660 INFO [stderr] 388 | fn main_old2() { Dec 14 08:43:00.660 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 14 08:43:00.660 INFO [stderr] Dec 14 08:43:00.660 INFO [stderr] warning: function is never used: `rectangle_examples` Dec 14 08:43:00.660 INFO [stderr] --> src/main.rs:392:1 Dec 14 08:43:00.660 INFO [stderr] | Dec 14 08:43:00.660 INFO [stderr] 392 | fn rectangle_examples() { Dec 14 08:43:00.660 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:00.660 INFO [stderr] Dec 14 08:43:00.660 INFO [stderr] warning: function is never used: `testing_referencing` Dec 14 08:43:00.660 INFO [stderr] --> src/main.rs:407:1 Dec 14 08:43:00.660 INFO [stderr] | Dec 14 08:43:00.660 INFO [stderr] 407 | fn testing_referencing(rect: &Rectangle) { Dec 14 08:43:00.660 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:00.660 INFO [stderr] Dec 14 08:43:00.660 INFO [stderr] warning: enum is never used: `IpAddrKind` Dec 14 08:43:00.660 INFO [stderr] --> src/main.rs:411:1 Dec 14 08:43:00.660 INFO [stderr] | Dec 14 08:43:00.660 INFO [stderr] 411 | enum IpAddrKind { Dec 14 08:43:00.660 INFO [stderr] | ^^^^^^^^^^^^^^^ Dec 14 08:43:00.660 INFO [stderr] Dec 14 08:43:00.661 INFO [stderr] warning: struct is never constructed: `IpAddrStruct` Dec 14 08:43:00.661 INFO [stderr] --> src/main.rs:416:1 Dec 14 08:43:00.661 INFO [stderr] | Dec 14 08:43:00.661 INFO [stderr] 416 | struct IpAddrStruct { Dec 14 08:43:00.661 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:00.661 INFO [stderr] Dec 14 08:43:00.661 INFO [stderr] warning: enum is never used: `IpAddrS` Dec 14 08:43:00.661 INFO [stderr] --> src/main.rs:421:1 Dec 14 08:43:00.661 INFO [stderr] | Dec 14 08:43:00.661 INFO [stderr] 421 | enum IpAddrS { Dec 14 08:43:00.661 INFO [stderr] | ^^^^^^^^^^^^ Dec 14 08:43:00.661 INFO [stderr] Dec 14 08:43:00.661 INFO [stderr] warning: enum is never used: `IpAddr` Dec 14 08:43:00.661 INFO [stderr] --> src/main.rs:426:1 Dec 14 08:43:00.661 INFO [stderr] | Dec 14 08:43:00.661 INFO [stderr] 426 | enum IpAddr { Dec 14 08:43:00.661 INFO [stderr] | ^^^^^^^^^^^ Dec 14 08:43:00.661 INFO [stderr] Dec 14 08:43:00.661 INFO [stderr] warning: function is never used: `main_old3` Dec 14 08:43:00.661 INFO [stderr] --> src/main.rs:431:1 Dec 14 08:43:00.661 INFO [stderr] | Dec 14 08:43:00.661 INFO [stderr] 431 | fn main_old3() { Dec 14 08:43:00.661 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 14 08:43:00.661 INFO [stderr] Dec 14 08:43:00.661 INFO [stderr] warning: function is never used: `route` Dec 14 08:43:00.661 INFO [stderr] --> src/main.rs:458:1 Dec 14 08:43:00.661 INFO [stderr] | Dec 14 08:43:00.661 INFO [stderr] 458 | fn route(ip_type: IpAddrKind) {} Dec 14 08:43:00.661 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:00.661 INFO [stderr] Dec 14 08:43:00.661 INFO [stderr] warning: enum is never used: `Message` Dec 14 08:43:00.661 INFO [stderr] --> src/main.rs:460:1 Dec 14 08:43:00.661 INFO [stderr] | Dec 14 08:43:00.661 INFO [stderr] 460 | enum Message { Dec 14 08:43:00.661 INFO [stderr] | ^^^^^^^^^^^^ Dec 14 08:43:00.661 INFO [stderr] Dec 14 08:43:00.661 INFO [stderr] warning: struct is never constructed: `QuitMessage` Dec 14 08:43:00.661 INFO [stderr] --> src/main.rs:467:1 Dec 14 08:43:00.661 INFO [stderr] | Dec 14 08:43:00.661 INFO [stderr] 467 | struct QuitMessage; // unit struct Dec 14 08:43:00.661 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:00.661 INFO [stderr] Dec 14 08:43:00.661 INFO [stderr] warning: struct is never constructed: `MoveMessage` Dec 14 08:43:00.661 INFO [stderr] --> src/main.rs:468:1 Dec 14 08:43:00.661 INFO [stderr] | Dec 14 08:43:00.661 INFO [stderr] 468 | struct MoveMessage { Dec 14 08:43:00.661 INFO [stderr] | ^^^^^^^^^^^^^^^^^^ Dec 14 08:43:00.661 INFO [stderr] Dec 14 08:43:00.661 INFO [stderr] warning: struct is never constructed: `WriteMessage` Dec 14 08:43:00.661 INFO [stderr] --> src/main.rs:473:1 Dec 14 08:43:00.661 INFO [stderr] | Dec 14 08:43:00.661 INFO [stderr] 473 | struct WriteMessage(String); Dec 14 08:43:00.661 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:00.661 INFO [stderr] Dec 14 08:43:00.661 INFO [stderr] warning: struct is never constructed: `ChangeColorMessage` Dec 14 08:43:00.661 INFO [stderr] --> src/main.rs:474:1 Dec 14 08:43:00.661 INFO [stderr] | Dec 14 08:43:00.661 INFO [stderr] 474 | struct ChangeColorMessage(i32, i32, i32); Dec 14 08:43:00.661 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:00.661 INFO [stderr] Dec 14 08:43:00.661 INFO [stderr] warning: method is never used: `call` Dec 14 08:43:00.661 INFO [stderr] --> src/main.rs:477:5 Dec 14 08:43:00.661 INFO [stderr] | Dec 14 08:43:00.661 INFO [stderr] 477 | fn call(&self) { Dec 14 08:43:00.661 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 14 08:43:00.661 INFO [stderr] Dec 14 08:43:00.661 INFO [stderr] warning: function is never used: `enum_stuff` Dec 14 08:43:00.661 INFO [stderr] --> src/main.rs:482:1 Dec 14 08:43:00.661 INFO [stderr] | Dec 14 08:43:00.661 INFO [stderr] 482 | fn enum_stuff() { Dec 14 08:43:00.661 INFO [stderr] | ^^^^^^^^^^^^^^^ Dec 14 08:43:00.661 INFO [stderr] Dec 14 08:43:00.661 INFO [stderr] warning: function is never used: `optional_enum` Dec 14 08:43:00.661 INFO [stderr] --> src/main.rs:488:1 Dec 14 08:43:00.661 INFO [stderr] | Dec 14 08:43:00.661 INFO [stderr] 488 | fn optional_enum() { Dec 14 08:43:00.661 INFO [stderr] | ^^^^^^^^^^^^^^^^^^ Dec 14 08:43:00.661 INFO [stderr] Dec 14 08:43:00.661 INFO [stderr] warning: enum is never used: `UsState` Dec 14 08:43:00.661 INFO [stderr] --> src/main.rs:505:1 Dec 14 08:43:00.661 INFO [stderr] | Dec 14 08:43:00.661 INFO [stderr] 505 | enum UsState { Dec 14 08:43:00.661 INFO [stderr] | ^^^^^^^^^^^^ Dec 14 08:43:00.661 INFO [stderr] Dec 14 08:43:00.661 INFO [stderr] warning: enum is never used: `Coin` Dec 14 08:43:00.661 INFO [stderr] --> src/main.rs:510:1 Dec 14 08:43:00.661 INFO [stderr] | Dec 14 08:43:00.661 INFO [stderr] 510 | enum Coin { Dec 14 08:43:00.661 INFO [stderr] | ^^^^^^^^^ Dec 14 08:43:00.661 INFO [stderr] Dec 14 08:43:00.662 INFO [stderr] warning: function is never used: `value_in_cents` Dec 14 08:43:00.662 INFO [stderr] --> src/main.rs:517:1 Dec 14 08:43:00.662 INFO [stderr] | Dec 14 08:43:00.662 INFO [stderr] 517 | fn value_in_cents(coin: Coin) -> u32 { Dec 14 08:43:00.662 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:00.662 INFO [stderr] Dec 14 08:43:01.016 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.55s Dec 14 08:43:01.019 INFO [stderr] su: No module specific data is present Dec 14 08:43:01.821 INFO running `"docker" "inspect" "0658a1850144e11edcc10b065abafb07bd12d011925d191f3c0821938c1b911a"` Dec 14 08:43:02.223 INFO running `"docker" "rm" "-f" "0658a1850144e11edcc10b065abafb07bd12d011925d191f3c0821938c1b911a"` Dec 14 08:43:02.667 INFO [stdout] 0658a1850144e11edcc10b065abafb07bd12d011925d191f3c0821938c1b911a Dec 14 08:43:02.669 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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"` Dec 14 08:43:03.175 INFO [stdout] b7baa460c761b214fba546c5798ba2178369ddcd30ed5b755f9288786e590757 Dec 14 08:43:03.183 INFO running `"docker" "start" "-a" "b7baa460c761b214fba546c5798ba2178369ddcd30ed5b755f9288786e590757"` Dec 14 08:43:04.171 INFO [stderr] usermod: no changes Dec 14 08:43:04.271 INFO [stderr] Compiling rust-web-thing v0.1.0 (/source) Dec 14 08:43:05.015 INFO [stderr] warning: unused variable: `word` Dec 14 08:43:05.015 INFO [stderr] --> src/main.rs:241:9 Dec 14 08:43:05.015 INFO [stderr] | Dec 14 08:43:05.015 INFO [stderr] 241 | let word = first_word(&s); Dec 14 08:43:05.015 INFO [stderr] | ^^^^ help: consider using `_word` instead Dec 14 08:43:05.015 INFO [stderr] | Dec 14 08:43:05.015 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 14 08:43:05.015 INFO [stderr] Dec 14 08:43:05.015 INFO [stderr] warning: unused variable: `user3` Dec 14 08:43:05.015 INFO [stderr] --> src/main.rs:325:9 Dec 14 08:43:05.015 INFO [stderr] | Dec 14 08:43:05.015 INFO [stderr] 325 | let user3 = User { Dec 14 08:43:05.015 INFO [stderr] | ^^^^^ help: consider using `_user3` instead Dec 14 08:43:05.015 INFO [stderr] Dec 14 08:43:05.015 INFO [stderr] warning: unused variable: `user4` Dec 14 08:43:05.015 INFO [stderr] --> src/main.rs:334:9 Dec 14 08:43:05.015 INFO [stderr] | Dec 14 08:43:05.015 INFO [stderr] 334 | let user4 = User { Dec 14 08:43:05.015 INFO [stderr] | ^^^^^ help: consider using `_user4` instead Dec 14 08:43:05.015 INFO [stderr] Dec 14 08:43:05.015 INFO [stderr] warning: unused variable: `black` Dec 14 08:43:05.015 INFO [stderr] --> src/main.rs:365:9 Dec 14 08:43:05.015 INFO [stderr] | Dec 14 08:43:05.015 INFO [stderr] 365 | let black = Color(0, 0, 0); Dec 14 08:43:05.015 INFO [stderr] | ^^^^^ help: consider using `_black` instead Dec 14 08:43:05.015 INFO [stderr] Dec 14 08:43:05.015 INFO [stderr] warning: unused variable: `home` Dec 14 08:43:05.015 INFO [stderr] --> src/main.rs:435:9 Dec 14 08:43:05.015 INFO [stderr] | Dec 14 08:43:05.015 INFO [stderr] 435 | let home = IpAddrStruct { Dec 14 08:43:05.015 INFO [stderr] | ^^^^ help: consider using `_home` instead Dec 14 08:43:05.015 INFO [stderr] Dec 14 08:43:05.015 INFO [stderr] warning: unused variable: `loopback` Dec 14 08:43:05.015 INFO [stderr] --> src/main.rs:440:9 Dec 14 08:43:05.015 INFO [stderr] | Dec 14 08:43:05.015 INFO [stderr] 440 | let loopback = IpAddrStruct { Dec 14 08:43:05.015 INFO [stderr] | ^^^^^^^^ help: consider using `_loopback` instead Dec 14 08:43:05.015 INFO [stderr] Dec 14 08:43:05.015 INFO [stderr] warning: unused variable: `h` Dec 14 08:43:05.015 INFO [stderr] --> src/main.rs:445:9 Dec 14 08:43:05.015 INFO [stderr] | Dec 14 08:43:05.015 INFO [stderr] 445 | let h = IpAddrS::V4(String::from("127.0.0.1")); Dec 14 08:43:05.015 INFO [stderr] | ^ help: consider using `_h` instead Dec 14 08:43:05.015 INFO [stderr] Dec 14 08:43:05.015 INFO [stderr] warning: unused variable: `lb` Dec 14 08:43:05.015 INFO [stderr] --> src/main.rs:446:9 Dec 14 08:43:05.015 INFO [stderr] | Dec 14 08:43:05.015 INFO [stderr] 446 | let lb = IpAddrS::V6(String::from("::1")); Dec 14 08:43:05.015 INFO [stderr] | ^^ help: consider using `_lb` instead Dec 14 08:43:05.015 INFO [stderr] Dec 14 08:43:05.015 INFO [stderr] warning: unused variable: `h2` Dec 14 08:43:05.015 INFO [stderr] --> src/main.rs:448:9 Dec 14 08:43:05.015 INFO [stderr] | Dec 14 08:43:05.015 INFO [stderr] 448 | let h2 = IpAddr::V4(127, 0, 0, 1); Dec 14 08:43:05.015 INFO [stderr] | ^^ help: consider using `_h2` instead Dec 14 08:43:05.015 INFO [stderr] Dec 14 08:43:05.015 INFO [stderr] warning: unused variable: `ip_type` Dec 14 08:43:05.015 INFO [stderr] --> src/main.rs:458:10 Dec 14 08:43:05.015 INFO [stderr] | Dec 14 08:43:05.015 INFO [stderr] 458 | fn route(ip_type: IpAddrKind) {} Dec 14 08:43:05.015 INFO [stderr] | ^^^^^^^ help: consider using `_ip_type` instead Dec 14 08:43:05.015 INFO [stderr] Dec 14 08:43:05.015 INFO [stderr] warning: unused variable: `some_number` Dec 14 08:43:05.015 INFO [stderr] --> src/main.rs:489:9 Dec 14 08:43:05.015 INFO [stderr] | Dec 14 08:43:05.015 INFO [stderr] 489 | let some_number = Some(5); Dec 14 08:43:05.015 INFO [stderr] | ^^^^^^^^^^^ help: consider using `_some_number` instead Dec 14 08:43:05.015 INFO [stderr] Dec 14 08:43:05.015 INFO [stderr] warning: unused variable: `some_string` Dec 14 08:43:05.015 INFO [stderr] --> src/main.rs:490:9 Dec 14 08:43:05.015 INFO [stderr] | Dec 14 08:43:05.015 INFO [stderr] 490 | let some_string = Some("a string"); Dec 14 08:43:05.015 INFO [stderr] | ^^^^^^^^^^^ help: consider using `_some_string` instead Dec 14 08:43:05.015 INFO [stderr] Dec 14 08:43:05.015 INFO [stderr] warning: unused variable: `absent_number` Dec 14 08:43:05.015 INFO [stderr] --> src/main.rs:492:9 Dec 14 08:43:05.015 INFO [stderr] | Dec 14 08:43:05.015 INFO [stderr] 492 | let absent_number: Option = None; Dec 14 08:43:05.015 INFO [stderr] | ^^^^^^^^^^^^^ help: consider using `_absent_number` instead Dec 14 08:43:05.015 INFO [stderr] Dec 14 08:43:05.015 INFO [stderr] warning: unused variable: `sum` Dec 14 08:43:05.015 INFO [stderr] --> src/main.rs:499:9 Dec 14 08:43:05.016 INFO [stderr] | Dec 14 08:43:05.016 INFO [stderr] 499 | let sum = y.unwrap() + x; Dec 14 08:43:05.016 INFO [stderr] | ^^^ help: consider using `_sum` instead Dec 14 08:43:05.016 INFO [stderr] Dec 14 08:43:05.071 INFO [stderr] warning: constant item is never used: `MAX_POINTS` Dec 14 08:43:05.071 INFO [stderr] --> src/main.rs:11:1 Dec 14 08:43:05.071 INFO [stderr] | Dec 14 08:43:05.071 INFO [stderr] 11 | const MAX_POINTS: u32 = 100_000; Dec 14 08:43:05.071 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:05.071 INFO [stderr] | Dec 14 08:43:05.071 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 14 08:43:05.071 INFO [stderr] Dec 14 08:43:05.071 INFO [stderr] warning: function is never used: `main_old` Dec 14 08:43:05.071 INFO [stderr] --> src/main.rs:14:1 Dec 14 08:43:05.071 INFO [stderr] | Dec 14 08:43:05.071 INFO [stderr] 14 | fn main_old() { Dec 14 08:43:05.071 INFO [stderr] | ^^^^^^^^^^^^^ Dec 14 08:43:05.071 INFO [stderr] Dec 14 08:43:05.071 INFO [stderr] warning: function is never used: `another_function` Dec 14 08:43:05.071 INFO [stderr] --> src/main.rs:79:1 Dec 14 08:43:05.071 INFO [stderr] | Dec 14 08:43:05.071 INFO [stderr] 79 | fn another_function(a0: i32, a1: i32, a2: i32) { Dec 14 08:43:05.071 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:05.071 INFO [stderr] Dec 14 08:43:05.071 INFO [stderr] warning: function is never used: `five` Dec 14 08:43:05.071 INFO [stderr] --> src/main.rs:85:1 Dec 14 08:43:05.071 INFO [stderr] | Dec 14 08:43:05.071 INFO [stderr] 85 | fn five() -> i32 { Dec 14 08:43:05.071 INFO [stderr] | ^^^^^^^^^^^^^^^^ Dec 14 08:43:05.071 INFO [stderr] Dec 14 08:43:05.075 INFO [stderr] warning: function is never used: `plus_one` Dec 14 08:43:05.075 INFO [stderr] --> src/main.rs:89:1 Dec 14 08:43:05.075 INFO [stderr] | Dec 14 08:43:05.075 INFO [stderr] 89 | fn plus_one(x: i32) -> i32 { Dec 14 08:43:05.075 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:05.075 INFO [stderr] Dec 14 08:43:05.075 INFO [stderr] warning: function is never used: `flow_control` Dec 14 08:43:05.075 INFO [stderr] --> src/main.rs:93:1 Dec 14 08:43:05.075 INFO [stderr] | Dec 14 08:43:05.075 INFO [stderr] 93 | fn flow_control() { Dec 14 08:43:05.075 INFO [stderr] | ^^^^^^^^^^^^^^^^^ Dec 14 08:43:05.075 INFO [stderr] Dec 14 08:43:05.075 INFO [stderr] warning: function is never used: `ownership` Dec 14 08:43:05.075 INFO [stderr] --> src/main.rs:146:1 Dec 14 08:43:05.075 INFO [stderr] | Dec 14 08:43:05.075 INFO [stderr] 146 | fn ownership() { Dec 14 08:43:05.075 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 14 08:43:05.075 INFO [stderr] Dec 14 08:43:05.075 INFO [stderr] warning: function is never used: `takes_ownership` Dec 14 08:43:05.075 INFO [stderr] --> src/main.rs:171:1 Dec 14 08:43:05.075 INFO [stderr] | Dec 14 08:43:05.075 INFO [stderr] 171 | fn takes_ownership(some_string: String) { Dec 14 08:43:05.075 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:05.075 INFO [stderr] Dec 14 08:43:05.075 INFO [stderr] warning: function is never used: `makes_copy` Dec 14 08:43:05.075 INFO [stderr] --> src/main.rs:176:1 Dec 14 08:43:05.075 INFO [stderr] | Dec 14 08:43:05.075 INFO [stderr] 176 | fn makes_copy(some_integer: i32) { Dec 14 08:43:05.075 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:05.075 INFO [stderr] Dec 14 08:43:05.075 INFO [stderr] warning: function is never used: `gives_ownership` Dec 14 08:43:05.075 INFO [stderr] --> src/main.rs:181:1 Dec 14 08:43:05.075 INFO [stderr] | Dec 14 08:43:05.075 INFO [stderr] 181 | fn gives_ownership() -> String { Dec 14 08:43:05.075 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:05.075 INFO [stderr] Dec 14 08:43:05.075 INFO [stderr] warning: function is never used: `takes_and_gives_back` Dec 14 08:43:05.075 INFO [stderr] --> src/main.rs:186:1 Dec 14 08:43:05.075 INFO [stderr] | Dec 14 08:43:05.075 INFO [stderr] 186 | fn takes_and_gives_back(a_string: String) -> String { Dec 14 08:43:05.075 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:05.075 INFO [stderr] Dec 14 08:43:05.075 INFO [stderr] warning: function is never used: `calculate_length` Dec 14 08:43:05.075 INFO [stderr] --> src/main.rs:190:1 Dec 14 08:43:05.075 INFO [stderr] | Dec 14 08:43:05.075 INFO [stderr] 190 | fn calculate_length(s: String) -> (String, usize) { Dec 14 08:43:05.075 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:05.075 INFO [stderr] Dec 14 08:43:05.075 INFO [stderr] warning: function is never used: `references` Dec 14 08:43:05.075 INFO [stderr] --> src/main.rs:197:1 Dec 14 08:43:05.075 INFO [stderr] | Dec 14 08:43:05.075 INFO [stderr] 197 | fn references() { Dec 14 08:43:05.075 INFO [stderr] | ^^^^^^^^^^^^^^^ Dec 14 08:43:05.075 INFO [stderr] Dec 14 08:43:05.075 INFO [stderr] warning: function is never used: `calculate_length_ref` Dec 14 08:43:05.075 INFO [stderr] --> src/main.rs:209:1 Dec 14 08:43:05.075 INFO [stderr] | Dec 14 08:43:05.075 INFO [stderr] 209 | fn calculate_length_ref(s: &String) -> usize { Dec 14 08:43:05.075 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:05.075 INFO [stderr] Dec 14 08:43:05.075 INFO [stderr] warning: function is never used: `mut_references` Dec 14 08:43:05.075 INFO [stderr] --> src/main.rs:215:1 Dec 14 08:43:05.075 INFO [stderr] | Dec 14 08:43:05.075 INFO [stderr] 215 | fn mut_references() { Dec 14 08:43:05.075 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:05.075 INFO [stderr] Dec 14 08:43:05.075 INFO [stderr] warning: function is never used: `change` Dec 14 08:43:05.076 INFO [stderr] --> src/main.rs:222:1 Dec 14 08:43:05.076 INFO [stderr] | Dec 14 08:43:05.076 INFO [stderr] 222 | fn change(some_string: &mut String) { Dec 14 08:43:05.076 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:05.076 INFO [stderr] Dec 14 08:43:05.076 INFO [stderr] warning: function is never used: `no_dangle` Dec 14 08:43:05.076 INFO [stderr] --> src/main.rs:227:1 Dec 14 08:43:05.076 INFO [stderr] | Dec 14 08:43:05.076 INFO [stderr] 227 | fn no_dangle() -> String { Dec 14 08:43:05.076 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:05.076 INFO [stderr] Dec 14 08:43:05.076 INFO [stderr] warning: function is never used: `word_runner` Dec 14 08:43:05.076 INFO [stderr] --> src/main.rs:238:1 Dec 14 08:43:05.076 INFO [stderr] | Dec 14 08:43:05.076 INFO [stderr] 238 | fn word_runner() { Dec 14 08:43:05.076 INFO [stderr] | ^^^^^^^^^^^^^^^^ Dec 14 08:43:05.076 INFO [stderr] Dec 14 08:43:05.076 INFO [stderr] warning: function is never used: `first_word` Dec 14 08:43:05.076 INFO [stderr] --> src/main.rs:264:1 Dec 14 08:43:05.076 INFO [stderr] | Dec 14 08:43:05.076 INFO [stderr] 264 | fn first_word(s: &String) -> usize { Dec 14 08:43:05.076 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:05.076 INFO [stderr] Dec 14 08:43:05.076 INFO [stderr] warning: function is never used: `first_word_slice` Dec 14 08:43:05.076 INFO [stderr] --> src/main.rs:277:1 Dec 14 08:43:05.076 INFO [stderr] | Dec 14 08:43:05.076 INFO [stderr] 277 | fn first_word_slice(s: &String) -> &str { //string slice written as &str Dec 14 08:43:05.076 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:05.076 INFO [stderr] Dec 14 08:43:05.076 INFO [stderr] warning: function is never used: `first_word_improved` Dec 14 08:43:05.076 INFO [stderr] --> src/main.rs:288:1 Dec 14 08:43:05.076 INFO [stderr] | Dec 14 08:43:05.076 INFO [stderr] 288 | fn first_word_improved(s: &str) -> &str { Dec 14 08:43:05.076 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:05.076 INFO [stderr] Dec 14 08:43:05.076 INFO [stderr] warning: struct is never constructed: `User` Dec 14 08:43:05.076 INFO [stderr] --> src/main.rs:299:1 Dec 14 08:43:05.076 INFO [stderr] | Dec 14 08:43:05.076 INFO [stderr] 299 | struct User { Dec 14 08:43:05.076 INFO [stderr] | ^^^^^^^^^^^ Dec 14 08:43:05.076 INFO [stderr] Dec 14 08:43:05.076 INFO [stderr] warning: function is never used: `my_structs` Dec 14 08:43:05.076 INFO [stderr] --> src/main.rs:306:1 Dec 14 08:43:05.076 INFO [stderr] | Dec 14 08:43:05.076 INFO [stderr] 306 | fn my_structs() { Dec 14 08:43:05.076 INFO [stderr] | ^^^^^^^^^^^^^^^ Dec 14 08:43:05.076 INFO [stderr] Dec 14 08:43:05.076 INFO [stderr] warning: function is never used: `build_user` Dec 14 08:43:05.076 INFO [stderr] --> src/main.rs:343:1 Dec 14 08:43:05.076 INFO [stderr] | Dec 14 08:43:05.076 INFO [stderr] 343 | fn build_user(email: String, username: String) -> User { Dec 14 08:43:05.076 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:05.076 INFO [stderr] Dec 14 08:43:05.076 INFO [stderr] warning: function is never used: `test_build_user` Dec 14 08:43:05.076 INFO [stderr] --> src/main.rs:353:1 Dec 14 08:43:05.076 INFO [stderr] | Dec 14 08:43:05.076 INFO [stderr] 353 | fn test_build_user() { Dec 14 08:43:05.076 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:05.076 INFO [stderr] Dec 14 08:43:05.076 INFO [stderr] warning: struct is never constructed: `Color` Dec 14 08:43:05.076 INFO [stderr] --> src/main.rs:362:1 Dec 14 08:43:05.076 INFO [stderr] | Dec 14 08:43:05.076 INFO [stderr] 362 | struct Color(i32, i32, i32); // structs without named fields. Dec 14 08:43:05.076 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:05.076 INFO [stderr] Dec 14 08:43:05.076 INFO [stderr] warning: function is never used: `test_tuple_structs` Dec 14 08:43:05.076 INFO [stderr] --> src/main.rs:364:1 Dec 14 08:43:05.076 INFO [stderr] | Dec 14 08:43:05.076 INFO [stderr] 364 | fn test_tuple_structs() { Dec 14 08:43:05.076 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:05.076 INFO [stderr] Dec 14 08:43:05.077 INFO [stderr] warning: struct is never constructed: `Rectangle` Dec 14 08:43:05.077 INFO [stderr] --> src/main.rs:369:1 Dec 14 08:43:05.077 INFO [stderr] | Dec 14 08:43:05.077 INFO [stderr] 369 | struct Rectangle { Dec 14 08:43:05.077 INFO [stderr] | ^^^^^^^^^^^^^^^^ Dec 14 08:43:05.077 INFO [stderr] Dec 14 08:43:05.077 INFO [stderr] warning: method is never used: `area` Dec 14 08:43:05.077 INFO [stderr] --> src/main.rs:378:5 Dec 14 08:43:05.077 INFO [stderr] | Dec 14 08:43:05.077 INFO [stderr] 378 | fn area(&self) -> u32 { Dec 14 08:43:05.077 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:05.077 INFO [stderr] Dec 14 08:43:05.077 INFO [stderr] warning: method is never used: `square` Dec 14 08:43:05.078 INFO [stderr] --> src/main.rs:383:5 Dec 14 08:43:05.078 INFO [stderr] | Dec 14 08:43:05.078 INFO [stderr] 383 | fn square(size: u32) -> Rectangle { Dec 14 08:43:05.078 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:05.078 INFO [stderr] Dec 14 08:43:05.078 INFO [stderr] warning: function is never used: `main_old2` Dec 14 08:43:05.078 INFO [stderr] --> src/main.rs:388:1 Dec 14 08:43:05.078 INFO [stderr] | Dec 14 08:43:05.078 INFO [stderr] 388 | fn main_old2() { Dec 14 08:43:05.078 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 14 08:43:05.078 INFO [stderr] Dec 14 08:43:05.078 INFO [stderr] warning: function is never used: `rectangle_examples` Dec 14 08:43:05.078 INFO [stderr] --> src/main.rs:392:1 Dec 14 08:43:05.078 INFO [stderr] | Dec 14 08:43:05.078 INFO [stderr] 392 | fn rectangle_examples() { Dec 14 08:43:05.078 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:05.078 INFO [stderr] Dec 14 08:43:05.078 INFO [stderr] warning: function is never used: `testing_referencing` Dec 14 08:43:05.078 INFO [stderr] --> src/main.rs:407:1 Dec 14 08:43:05.078 INFO [stderr] | Dec 14 08:43:05.078 INFO [stderr] 407 | fn testing_referencing(rect: &Rectangle) { Dec 14 08:43:05.078 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:05.078 INFO [stderr] Dec 14 08:43:05.078 INFO [stderr] warning: enum is never used: `IpAddrKind` Dec 14 08:43:05.078 INFO [stderr] --> src/main.rs:411:1 Dec 14 08:43:05.078 INFO [stderr] | Dec 14 08:43:05.078 INFO [stderr] 411 | enum IpAddrKind { Dec 14 08:43:05.078 INFO [stderr] | ^^^^^^^^^^^^^^^ Dec 14 08:43:05.078 INFO [stderr] Dec 14 08:43:05.078 INFO [stderr] warning: struct is never constructed: `IpAddrStruct` Dec 14 08:43:05.078 INFO [stderr] --> src/main.rs:416:1 Dec 14 08:43:05.078 INFO [stderr] | Dec 14 08:43:05.078 INFO [stderr] 416 | struct IpAddrStruct { Dec 14 08:43:05.078 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:05.078 INFO [stderr] Dec 14 08:43:05.078 INFO [stderr] warning: enum is never used: `IpAddrS` Dec 14 08:43:05.078 INFO [stderr] --> src/main.rs:421:1 Dec 14 08:43:05.078 INFO [stderr] | Dec 14 08:43:05.079 INFO [stderr] 421 | enum IpAddrS { Dec 14 08:43:05.079 INFO [stderr] | ^^^^^^^^^^^^ Dec 14 08:43:05.079 INFO [stderr] Dec 14 08:43:05.079 INFO [stderr] warning: enum is never used: `IpAddr` Dec 14 08:43:05.079 INFO [stderr] --> src/main.rs:426:1 Dec 14 08:43:05.079 INFO [stderr] | Dec 14 08:43:05.079 INFO [stderr] 426 | enum IpAddr { Dec 14 08:43:05.079 INFO [stderr] | ^^^^^^^^^^^ Dec 14 08:43:05.079 INFO [stderr] Dec 14 08:43:05.079 INFO [stderr] warning: function is never used: `main_old3` Dec 14 08:43:05.079 INFO [stderr] --> src/main.rs:431:1 Dec 14 08:43:05.079 INFO [stderr] | Dec 14 08:43:05.079 INFO [stderr] 431 | fn main_old3() { Dec 14 08:43:05.079 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 14 08:43:05.079 INFO [stderr] Dec 14 08:43:05.079 INFO [stderr] warning: function is never used: `route` Dec 14 08:43:05.079 INFO [stderr] --> src/main.rs:458:1 Dec 14 08:43:05.079 INFO [stderr] | Dec 14 08:43:05.079 INFO [stderr] 458 | fn route(ip_type: IpAddrKind) {} Dec 14 08:43:05.079 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:05.079 INFO [stderr] Dec 14 08:43:05.079 INFO [stderr] warning: enum is never used: `Message` Dec 14 08:43:05.079 INFO [stderr] --> src/main.rs:460:1 Dec 14 08:43:05.079 INFO [stderr] | Dec 14 08:43:05.079 INFO [stderr] 460 | enum Message { Dec 14 08:43:05.079 INFO [stderr] | ^^^^^^^^^^^^ Dec 14 08:43:05.079 INFO [stderr] Dec 14 08:43:05.079 INFO [stderr] warning: struct is never constructed: `QuitMessage` Dec 14 08:43:05.079 INFO [stderr] --> src/main.rs:467:1 Dec 14 08:43:05.079 INFO [stderr] | Dec 14 08:43:05.079 INFO [stderr] 467 | struct QuitMessage; // unit struct Dec 14 08:43:05.079 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:05.079 INFO [stderr] Dec 14 08:43:05.079 INFO [stderr] warning: struct is never constructed: `MoveMessage` Dec 14 08:43:05.079 INFO [stderr] --> src/main.rs:468:1 Dec 14 08:43:05.079 INFO [stderr] | Dec 14 08:43:05.079 INFO [stderr] 468 | struct MoveMessage { Dec 14 08:43:05.079 INFO [stderr] | ^^^^^^^^^^^^^^^^^^ Dec 14 08:43:05.079 INFO [stderr] Dec 14 08:43:05.079 INFO [stderr] warning: struct is never constructed: `WriteMessage` Dec 14 08:43:05.079 INFO [stderr] --> src/main.rs:473:1 Dec 14 08:43:05.079 INFO [stderr] | Dec 14 08:43:05.079 INFO [stderr] 473 | struct WriteMessage(String); Dec 14 08:43:05.079 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:05.079 INFO [stderr] Dec 14 08:43:05.079 INFO [stderr] warning: struct is never constructed: `ChangeColorMessage` Dec 14 08:43:05.079 INFO [stderr] --> src/main.rs:474:1 Dec 14 08:43:05.079 INFO [stderr] | Dec 14 08:43:05.079 INFO [stderr] 474 | struct ChangeColorMessage(i32, i32, i32); Dec 14 08:43:05.079 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:05.079 INFO [stderr] Dec 14 08:43:05.079 INFO [stderr] warning: method is never used: `call` Dec 14 08:43:05.079 INFO [stderr] --> src/main.rs:477:5 Dec 14 08:43:05.079 INFO [stderr] | Dec 14 08:43:05.083 INFO [stderr] 477 | fn call(&self) { Dec 14 08:43:05.083 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 14 08:43:05.083 INFO [stderr] Dec 14 08:43:05.083 INFO [stderr] warning: function is never used: `enum_stuff` Dec 14 08:43:05.083 INFO [stderr] --> src/main.rs:482:1 Dec 14 08:43:05.083 INFO [stderr] | Dec 14 08:43:05.083 INFO [stderr] 482 | fn enum_stuff() { Dec 14 08:43:05.083 INFO [stderr] | ^^^^^^^^^^^^^^^ Dec 14 08:43:05.083 INFO [stderr] Dec 14 08:43:05.083 INFO [stderr] warning: function is never used: `optional_enum` Dec 14 08:43:05.083 INFO [stderr] --> src/main.rs:488:1 Dec 14 08:43:05.083 INFO [stderr] | Dec 14 08:43:05.083 INFO [stderr] 488 | fn optional_enum() { Dec 14 08:43:05.083 INFO [stderr] | ^^^^^^^^^^^^^^^^^^ Dec 14 08:43:05.083 INFO [stderr] Dec 14 08:43:05.083 INFO [stderr] warning: enum is never used: `UsState` Dec 14 08:43:05.083 INFO [stderr] --> src/main.rs:505:1 Dec 14 08:43:05.083 INFO [stderr] | Dec 14 08:43:05.083 INFO [stderr] 505 | enum UsState { Dec 14 08:43:05.083 INFO [stderr] | ^^^^^^^^^^^^ Dec 14 08:43:05.083 INFO [stderr] Dec 14 08:43:05.083 INFO [stderr] warning: enum is never used: `Coin` Dec 14 08:43:05.083 INFO [stderr] --> src/main.rs:510:1 Dec 14 08:43:05.083 INFO [stderr] | Dec 14 08:43:05.083 INFO [stderr] 510 | enum Coin { Dec 14 08:43:05.083 INFO [stderr] | ^^^^^^^^^ Dec 14 08:43:05.083 INFO [stderr] Dec 14 08:43:05.083 INFO [stderr] warning: function is never used: `value_in_cents` Dec 14 08:43:05.083 INFO [stderr] --> src/main.rs:517:1 Dec 14 08:43:05.083 INFO [stderr] | Dec 14 08:43:05.083 INFO [stderr] 517 | fn value_in_cents(coin: Coin) -> u32 { Dec 14 08:43:05.083 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 14 08:43:05.083 INFO [stderr] Dec 14 08:43:05.478 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.29s Dec 14 08:43:05.482 INFO [stderr] su: No module specific data is present Dec 14 08:43:06.769 INFO running `"docker" "inspect" "b7baa460c761b214fba546c5798ba2178369ddcd30ed5b755f9288786e590757"` Dec 14 08:43:07.191 INFO running `"docker" "rm" "-f" "b7baa460c761b214fba546c5798ba2178369ddcd30ed5b755f9288786e590757"` Dec 14 08:43:07.488 INFO [stdout] b7baa460c761b214fba546c5798ba2178369ddcd30ed5b755f9288786e590757 Dec 14 08:43:07.493 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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"` Dec 14 08:43:07.944 INFO [stdout] 2d5097f3f0af842a96d35bbd1708861cd8f9c11a11b3174905bf3cba3f9b433d Dec 14 08:43:07.955 INFO running `"docker" "start" "-a" "2d5097f3f0af842a96d35bbd1708861cd8f9c11a11b3174905bf3cba3f9b433d"` Dec 14 08:43:09.291 INFO [stderr] usermod: no changes Dec 14 08:43:09.405 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.06s Dec 14 08:43:09.412 INFO [stderr] Running /target/debug/deps/rust_web_thing-e51750e233f3441c Dec 14 08:43:09.416 INFO [stdout] Dec 14 08:43:09.417 INFO [stdout] running 0 tests Dec 14 08:43:09.417 INFO [stdout] Dec 14 08:43:09.417 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out Dec 14 08:43:09.417 INFO [stdout] Dec 14 08:43:09.423 INFO [stderr] su: No module specific data is present Dec 14 08:43:10.180 INFO running `"docker" "inspect" "2d5097f3f0af842a96d35bbd1708861cd8f9c11a11b3174905bf3cba3f9b433d"` Dec 14 08:43:10.445 INFO running `"docker" "rm" "-f" "2d5097f3f0af842a96d35bbd1708861cd8f9c11a11b3174905bf3cba3f9b433d"` Dec 14 08:43:10.785 INFO [stdout] 2d5097f3f0af842a96d35bbd1708861cd8f9c11a11b3174905bf3cba3f9b433d