Nov 17 14:06:11.528 INFO testing Kyledmw/rust-web-thing against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982 Nov 17 14:06:11.529 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-5/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"` Nov 17 14:06:12.085 INFO [stdout] e1f426b93119adb70b708389e901063b0f21fc9bf650c3584cb0a86c93f55ea6 Nov 17 14:06:12.087 INFO running `"docker" "start" "-a" "e1f426b93119adb70b708389e901063b0f21fc9bf650c3584cb0a86c93f55ea6"` Nov 17 14:06:13.352 INFO [stderr] usermod: no changes Nov 17 14:06:13.449 INFO [stderr] Compiling rust-web-thing v0.1.0 (/source) Nov 17 14:06:14.111 INFO [stderr] warning: unused variable: `word` Nov 17 14:06:14.111 INFO [stderr] --> src/main.rs:241:9 Nov 17 14:06:14.111 INFO [stderr] | Nov 17 14:06:14.111 INFO [stderr] 241 | let word = first_word(&s); Nov 17 14:06:14.111 INFO [stderr] | ^^^^ help: consider using `_word` instead Nov 17 14:06:14.111 INFO [stderr] | Nov 17 14:06:14.111 INFO [stderr] = note: #[warn(unused_variables)] on by default Nov 17 14:06:14.111 INFO [stderr] Nov 17 14:06:14.111 INFO [stderr] warning: unused variable: `user3` Nov 17 14:06:14.111 INFO [stderr] --> src/main.rs:325:9 Nov 17 14:06:14.111 INFO [stderr] | Nov 17 14:06:14.111 INFO [stderr] 325 | let user3 = User { Nov 17 14:06:14.111 INFO [stderr] | ^^^^^ help: consider using `_user3` instead Nov 17 14:06:14.111 INFO [stderr] Nov 17 14:06:14.111 INFO [stderr] warning: unused variable: `user4` Nov 17 14:06:14.111 INFO [stderr] --> src/main.rs:334:9 Nov 17 14:06:14.111 INFO [stderr] | Nov 17 14:06:14.111 INFO [stderr] 334 | let user4 = User { Nov 17 14:06:14.111 INFO [stderr] | ^^^^^ help: consider using `_user4` instead Nov 17 14:06:14.111 INFO [stderr] Nov 17 14:06:14.111 INFO [stderr] warning: unused variable: `black` Nov 17 14:06:14.111 INFO [stderr] --> src/main.rs:365:9 Nov 17 14:06:14.111 INFO [stderr] | Nov 17 14:06:14.111 INFO [stderr] 365 | let black = Color(0, 0, 0); Nov 17 14:06:14.111 INFO [stderr] | ^^^^^ help: consider using `_black` instead Nov 17 14:06:14.111 INFO [stderr] Nov 17 14:06:14.111 INFO [stderr] warning: unused variable: `home` Nov 17 14:06:14.111 INFO [stderr] --> src/main.rs:435:9 Nov 17 14:06:14.111 INFO [stderr] | Nov 17 14:06:14.111 INFO [stderr] 435 | let home = IpAddrStruct { Nov 17 14:06:14.111 INFO [stderr] | ^^^^ help: consider using `_home` instead Nov 17 14:06:14.111 INFO [stderr] Nov 17 14:06:14.111 INFO [stderr] warning: unused variable: `loopback` Nov 17 14:06:14.111 INFO [stderr] --> src/main.rs:440:9 Nov 17 14:06:14.111 INFO [stderr] | Nov 17 14:06:14.111 INFO [stderr] 440 | let loopback = IpAddrStruct { Nov 17 14:06:14.111 INFO [stderr] | ^^^^^^^^ help: consider using `_loopback` instead Nov 17 14:06:14.111 INFO [stderr] Nov 17 14:06:14.111 INFO [stderr] warning: unused variable: `h` Nov 17 14:06:14.111 INFO [stderr] --> src/main.rs:445:9 Nov 17 14:06:14.111 INFO [stderr] | Nov 17 14:06:14.111 INFO [stderr] 445 | let h = IpAddrS::V4(String::from("127.0.0.1")); Nov 17 14:06:14.111 INFO [stderr] | ^ help: consider using `_h` instead Nov 17 14:06:14.111 INFO [stderr] Nov 17 14:06:14.111 INFO [stderr] warning: unused variable: `lb` Nov 17 14:06:14.111 INFO [stderr] --> src/main.rs:446:9 Nov 17 14:06:14.111 INFO [stderr] | Nov 17 14:06:14.111 INFO [stderr] 446 | let lb = IpAddrS::V6(String::from("::1")); Nov 17 14:06:14.111 INFO [stderr] | ^^ help: consider using `_lb` instead Nov 17 14:06:14.111 INFO [stderr] Nov 17 14:06:14.111 INFO [stderr] warning: unused variable: `h2` Nov 17 14:06:14.111 INFO [stderr] --> src/main.rs:448:9 Nov 17 14:06:14.111 INFO [stderr] | Nov 17 14:06:14.111 INFO [stderr] 448 | let h2 = IpAddr::V4(127, 0, 0, 1); Nov 17 14:06:14.111 INFO [stderr] | ^^ help: consider using `_h2` instead Nov 17 14:06:14.111 INFO [stderr] Nov 17 14:06:14.111 INFO [stderr] warning: unused variable: `ip_type` Nov 17 14:06:14.111 INFO [stderr] --> src/main.rs:458:10 Nov 17 14:06:14.111 INFO [stderr] | Nov 17 14:06:14.111 INFO [stderr] 458 | fn route(ip_type: IpAddrKind) {} Nov 17 14:06:14.111 INFO [stderr] | ^^^^^^^ help: consider using `_ip_type` instead Nov 17 14:06:14.111 INFO [stderr] Nov 17 14:06:14.111 INFO [stderr] warning: unused variable: `some_number` Nov 17 14:06:14.111 INFO [stderr] --> src/main.rs:489:9 Nov 17 14:06:14.111 INFO [stderr] | Nov 17 14:06:14.111 INFO [stderr] 489 | let some_number = Some(5); Nov 17 14:06:14.111 INFO [stderr] | ^^^^^^^^^^^ help: consider using `_some_number` instead Nov 17 14:06:14.111 INFO [stderr] Nov 17 14:06:14.111 INFO [stderr] warning: unused variable: `some_string` Nov 17 14:06:14.111 INFO [stderr] --> src/main.rs:490:9 Nov 17 14:06:14.112 INFO [stderr] | Nov 17 14:06:14.112 INFO [stderr] 490 | let some_string = Some("a string"); Nov 17 14:06:14.112 INFO [stderr] | ^^^^^^^^^^^ help: consider using `_some_string` instead Nov 17 14:06:14.112 INFO [stderr] Nov 17 14:06:14.112 INFO [stderr] warning: unused variable: `absent_number` Nov 17 14:06:14.112 INFO [stderr] --> src/main.rs:492:9 Nov 17 14:06:14.112 INFO [stderr] | Nov 17 14:06:14.112 INFO [stderr] 492 | let absent_number: Option = None; Nov 17 14:06:14.112 INFO [stderr] | ^^^^^^^^^^^^^ help: consider using `_absent_number` instead Nov 17 14:06:14.112 INFO [stderr] Nov 17 14:06:14.112 INFO [stderr] warning: unused variable: `sum` Nov 17 14:06:14.112 INFO [stderr] --> src/main.rs:499:9 Nov 17 14:06:14.112 INFO [stderr] | Nov 17 14:06:14.112 INFO [stderr] 499 | let sum = y.unwrap() + x; Nov 17 14:06:14.112 INFO [stderr] | ^^^ help: consider using `_sum` instead Nov 17 14:06:14.112 INFO [stderr] Nov 17 14:06:14.147 INFO [stderr] warning: constant item is never used: `MAX_POINTS` Nov 17 14:06:14.147 INFO [stderr] --> src/main.rs:11:1 Nov 17 14:06:14.147 INFO [stderr] | Nov 17 14:06:14.147 INFO [stderr] 11 | const MAX_POINTS: u32 = 100_000; Nov 17 14:06:14.147 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:14.147 INFO [stderr] | Nov 17 14:06:14.147 INFO [stderr] = note: #[warn(dead_code)] on by default Nov 17 14:06:14.147 INFO [stderr] Nov 17 14:06:14.147 INFO [stderr] warning: function is never used: `main_old` Nov 17 14:06:14.147 INFO [stderr] --> src/main.rs:14:1 Nov 17 14:06:14.147 INFO [stderr] | Nov 17 14:06:14.147 INFO [stderr] 14 | fn main_old() { Nov 17 14:06:14.147 INFO [stderr] | ^^^^^^^^^^^^^ Nov 17 14:06:14.147 INFO [stderr] Nov 17 14:06:14.147 INFO [stderr] warning: function is never used: `another_function` Nov 17 14:06:14.147 INFO [stderr] --> src/main.rs:79:1 Nov 17 14:06:14.147 INFO [stderr] | Nov 17 14:06:14.147 INFO [stderr] 79 | fn another_function(a0: i32, a1: i32, a2: i32) { Nov 17 14:06:14.147 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:14.147 INFO [stderr] Nov 17 14:06:14.147 INFO [stderr] warning: function is never used: `five` Nov 17 14:06:14.147 INFO [stderr] --> src/main.rs:85:1 Nov 17 14:06:14.147 INFO [stderr] | Nov 17 14:06:14.147 INFO [stderr] 85 | fn five() -> i32 { Nov 17 14:06:14.147 INFO [stderr] | ^^^^^^^^^^^^^^^^ Nov 17 14:06:14.148 INFO [stderr] Nov 17 14:06:14.148 INFO [stderr] warning: function is never used: `plus_one` Nov 17 14:06:14.148 INFO [stderr] --> src/main.rs:89:1 Nov 17 14:06:14.148 INFO [stderr] | Nov 17 14:06:14.148 INFO [stderr] 89 | fn plus_one(x: i32) -> i32 { Nov 17 14:06:14.148 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:14.148 INFO [stderr] Nov 17 14:06:14.148 INFO [stderr] warning: function is never used: `flow_control` Nov 17 14:06:14.148 INFO [stderr] --> src/main.rs:93:1 Nov 17 14:06:14.148 INFO [stderr] | Nov 17 14:06:14.148 INFO [stderr] 93 | fn flow_control() { Nov 17 14:06:14.148 INFO [stderr] | ^^^^^^^^^^^^^^^^^ Nov 17 14:06:14.148 INFO [stderr] Nov 17 14:06:14.148 INFO [stderr] warning: function is never used: `ownership` Nov 17 14:06:14.148 INFO [stderr] --> src/main.rs:146:1 Nov 17 14:06:14.148 INFO [stderr] | Nov 17 14:06:14.148 INFO [stderr] 146 | fn ownership() { Nov 17 14:06:14.148 INFO [stderr] | ^^^^^^^^^^^^^^ Nov 17 14:06:14.148 INFO [stderr] Nov 17 14:06:14.148 INFO [stderr] warning: function is never used: `takes_ownership` Nov 17 14:06:14.148 INFO [stderr] --> src/main.rs:171:1 Nov 17 14:06:14.148 INFO [stderr] | Nov 17 14:06:14.148 INFO [stderr] 171 | fn takes_ownership(some_string: String) { Nov 17 14:06:14.148 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:14.148 INFO [stderr] Nov 17 14:06:14.148 INFO [stderr] warning: function is never used: `makes_copy` Nov 17 14:06:14.148 INFO [stderr] --> src/main.rs:176:1 Nov 17 14:06:14.148 INFO [stderr] | Nov 17 14:06:14.148 INFO [stderr] 176 | fn makes_copy(some_integer: i32) { Nov 17 14:06:14.148 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:14.148 INFO [stderr] Nov 17 14:06:14.148 INFO [stderr] warning: function is never used: `gives_ownership` Nov 17 14:06:14.148 INFO [stderr] --> src/main.rs:181:1 Nov 17 14:06:14.148 INFO [stderr] | Nov 17 14:06:14.148 INFO [stderr] 181 | fn gives_ownership() -> String { Nov 17 14:06:14.148 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:14.148 INFO [stderr] Nov 17 14:06:14.148 INFO [stderr] warning: function is never used: `takes_and_gives_back` Nov 17 14:06:14.148 INFO [stderr] --> src/main.rs:186:1 Nov 17 14:06:14.148 INFO [stderr] | Nov 17 14:06:14.148 INFO [stderr] 186 | fn takes_and_gives_back(a_string: String) -> String { Nov 17 14:06:14.148 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:14.148 INFO [stderr] Nov 17 14:06:14.148 INFO [stderr] warning: function is never used: `calculate_length` Nov 17 14:06:14.148 INFO [stderr] --> src/main.rs:190:1 Nov 17 14:06:14.148 INFO [stderr] | Nov 17 14:06:14.148 INFO [stderr] 190 | fn calculate_length(s: String) -> (String, usize) { Nov 17 14:06:14.148 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:14.149 INFO [stderr] Nov 17 14:06:14.149 INFO [stderr] warning: function is never used: `references` Nov 17 14:06:14.149 INFO [stderr] --> src/main.rs:197:1 Nov 17 14:06:14.150 INFO [stderr] | Nov 17 14:06:14.150 INFO [stderr] 197 | fn references() { Nov 17 14:06:14.150 INFO [stderr] | ^^^^^^^^^^^^^^^ Nov 17 14:06:14.150 INFO [stderr] Nov 17 14:06:14.150 INFO [stderr] warning: function is never used: `calculate_length_ref` Nov 17 14:06:14.150 INFO [stderr] --> src/main.rs:209:1 Nov 17 14:06:14.150 INFO [stderr] | Nov 17 14:06:14.150 INFO [stderr] 209 | fn calculate_length_ref(s: &String) -> usize { Nov 17 14:06:14.150 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:14.150 INFO [stderr] Nov 17 14:06:14.150 INFO [stderr] warning: function is never used: `mut_references` Nov 17 14:06:14.150 INFO [stderr] --> src/main.rs:215:1 Nov 17 14:06:14.150 INFO [stderr] | Nov 17 14:06:14.150 INFO [stderr] 215 | fn mut_references() { Nov 17 14:06:14.150 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:14.150 INFO [stderr] Nov 17 14:06:14.150 INFO [stderr] warning: function is never used: `change` Nov 17 14:06:14.150 INFO [stderr] --> src/main.rs:222:1 Nov 17 14:06:14.150 INFO [stderr] | Nov 17 14:06:14.150 INFO [stderr] 222 | fn change(some_string: &mut String) { Nov 17 14:06:14.150 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:14.150 INFO [stderr] Nov 17 14:06:14.150 INFO [stderr] warning: function is never used: `no_dangle` Nov 17 14:06:14.150 INFO [stderr] --> src/main.rs:227:1 Nov 17 14:06:14.150 INFO [stderr] | Nov 17 14:06:14.150 INFO [stderr] 227 | fn no_dangle() -> String { Nov 17 14:06:14.150 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:14.150 INFO [stderr] Nov 17 14:06:14.150 INFO [stderr] warning: function is never used: `word_runner` Nov 17 14:06:14.150 INFO [stderr] --> src/main.rs:238:1 Nov 17 14:06:14.150 INFO [stderr] | Nov 17 14:06:14.150 INFO [stderr] 238 | fn word_runner() { Nov 17 14:06:14.150 INFO [stderr] | ^^^^^^^^^^^^^^^^ Nov 17 14:06:14.150 INFO [stderr] Nov 17 14:06:14.150 INFO [stderr] warning: function is never used: `first_word` Nov 17 14:06:14.150 INFO [stderr] --> src/main.rs:264:1 Nov 17 14:06:14.150 INFO [stderr] | Nov 17 14:06:14.150 INFO [stderr] 264 | fn first_word(s: &String) -> usize { Nov 17 14:06:14.150 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:14.150 INFO [stderr] Nov 17 14:06:14.150 INFO [stderr] warning: function is never used: `first_word_slice` Nov 17 14:06:14.150 INFO [stderr] --> src/main.rs:277:1 Nov 17 14:06:14.150 INFO [stderr] | Nov 17 14:06:14.150 INFO [stderr] 277 | fn first_word_slice(s: &String) -> &str { //string slice written as &str Nov 17 14:06:14.150 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:14.150 INFO [stderr] Nov 17 14:06:14.150 INFO [stderr] warning: function is never used: `first_word_improved` Nov 17 14:06:14.150 INFO [stderr] --> src/main.rs:288:1 Nov 17 14:06:14.150 INFO [stderr] | Nov 17 14:06:14.150 INFO [stderr] 288 | fn first_word_improved(s: &str) -> &str { Nov 17 14:06:14.150 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:14.150 INFO [stderr] Nov 17 14:06:14.150 INFO [stderr] warning: struct is never constructed: `User` Nov 17 14:06:14.150 INFO [stderr] --> src/main.rs:299:1 Nov 17 14:06:14.150 INFO [stderr] | Nov 17 14:06:14.150 INFO [stderr] 299 | struct User { Nov 17 14:06:14.150 INFO [stderr] | ^^^^^^^^^^^ Nov 17 14:06:14.150 INFO [stderr] Nov 17 14:06:14.150 INFO [stderr] warning: function is never used: `my_structs` Nov 17 14:06:14.150 INFO [stderr] --> src/main.rs:306:1 Nov 17 14:06:14.150 INFO [stderr] | Nov 17 14:06:14.150 INFO [stderr] 306 | fn my_structs() { Nov 17 14:06:14.150 INFO [stderr] | ^^^^^^^^^^^^^^^ Nov 17 14:06:14.150 INFO [stderr] Nov 17 14:06:14.150 INFO [stderr] warning: function is never used: `build_user` Nov 17 14:06:14.150 INFO [stderr] --> src/main.rs:343:1 Nov 17 14:06:14.150 INFO [stderr] | Nov 17 14:06:14.150 INFO [stderr] 343 | fn build_user(email: String, username: String) -> User { Nov 17 14:06:14.150 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:14.150 INFO [stderr] Nov 17 14:06:14.150 INFO [stderr] warning: function is never used: `test_build_user` Nov 17 14:06:14.150 INFO [stderr] --> src/main.rs:353:1 Nov 17 14:06:14.150 INFO [stderr] | Nov 17 14:06:14.150 INFO [stderr] 353 | fn test_build_user() { Nov 17 14:06:14.150 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:14.150 INFO [stderr] Nov 17 14:06:14.150 INFO [stderr] warning: struct is never constructed: `Color` Nov 17 14:06:14.150 INFO [stderr] --> src/main.rs:362:1 Nov 17 14:06:14.150 INFO [stderr] | Nov 17 14:06:14.150 INFO [stderr] 362 | struct Color(i32, i32, i32); // structs without named fields. Nov 17 14:06:14.150 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:14.151 INFO [stderr] Nov 17 14:06:14.151 INFO [stderr] warning: function is never used: `test_tuple_structs` Nov 17 14:06:14.151 INFO [stderr] --> src/main.rs:364:1 Nov 17 14:06:14.151 INFO [stderr] | Nov 17 14:06:14.151 INFO [stderr] 364 | fn test_tuple_structs() { Nov 17 14:06:14.151 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:14.151 INFO [stderr] Nov 17 14:06:14.151 INFO [stderr] warning: struct is never constructed: `Rectangle` Nov 17 14:06:14.151 INFO [stderr] --> src/main.rs:369:1 Nov 17 14:06:14.151 INFO [stderr] | Nov 17 14:06:14.151 INFO [stderr] 369 | struct Rectangle { Nov 17 14:06:14.151 INFO [stderr] | ^^^^^^^^^^^^^^^^ Nov 17 14:06:14.151 INFO [stderr] Nov 17 14:06:14.151 INFO [stderr] warning: method is never used: `area` Nov 17 14:06:14.151 INFO [stderr] --> src/main.rs:378:5 Nov 17 14:06:14.151 INFO [stderr] | Nov 17 14:06:14.151 INFO [stderr] 378 | fn area(&self) -> u32 { Nov 17 14:06:14.151 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:14.151 INFO [stderr] Nov 17 14:06:14.151 INFO [stderr] warning: method is never used: `square` Nov 17 14:06:14.151 INFO [stderr] --> src/main.rs:383:5 Nov 17 14:06:14.151 INFO [stderr] | Nov 17 14:06:14.151 INFO [stderr] 383 | fn square(size: u32) -> Rectangle { Nov 17 14:06:14.151 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:14.151 INFO [stderr] Nov 17 14:06:14.151 INFO [stderr] warning: function is never used: `main_old2` Nov 17 14:06:14.151 INFO [stderr] --> src/main.rs:388:1 Nov 17 14:06:14.151 INFO [stderr] | Nov 17 14:06:14.151 INFO [stderr] 388 | fn main_old2() { Nov 17 14:06:14.151 INFO [stderr] | ^^^^^^^^^^^^^^ Nov 17 14:06:14.151 INFO [stderr] Nov 17 14:06:14.151 INFO [stderr] warning: function is never used: `rectangle_examples` Nov 17 14:06:14.151 INFO [stderr] --> src/main.rs:392:1 Nov 17 14:06:14.151 INFO [stderr] | Nov 17 14:06:14.151 INFO [stderr] 392 | fn rectangle_examples() { Nov 17 14:06:14.151 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:14.151 INFO [stderr] Nov 17 14:06:14.151 INFO [stderr] warning: function is never used: `testing_referencing` Nov 17 14:06:14.151 INFO [stderr] --> src/main.rs:407:1 Nov 17 14:06:14.151 INFO [stderr] | Nov 17 14:06:14.151 INFO [stderr] 407 | fn testing_referencing(rect: &Rectangle) { Nov 17 14:06:14.151 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:14.151 INFO [stderr] Nov 17 14:06:14.151 INFO [stderr] warning: enum is never used: `IpAddrKind` Nov 17 14:06:14.151 INFO [stderr] --> src/main.rs:411:1 Nov 17 14:06:14.151 INFO [stderr] | Nov 17 14:06:14.151 INFO [stderr] 411 | enum IpAddrKind { Nov 17 14:06:14.151 INFO [stderr] | ^^^^^^^^^^^^^^^ Nov 17 14:06:14.151 INFO [stderr] Nov 17 14:06:14.151 INFO [stderr] warning: struct is never constructed: `IpAddrStruct` Nov 17 14:06:14.151 INFO [stderr] --> src/main.rs:416:1 Nov 17 14:06:14.151 INFO [stderr] | Nov 17 14:06:14.151 INFO [stderr] 416 | struct IpAddrStruct { Nov 17 14:06:14.151 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:14.151 INFO [stderr] Nov 17 14:06:14.151 INFO [stderr] warning: enum is never used: `IpAddrS` Nov 17 14:06:14.151 INFO [stderr] --> src/main.rs:421:1 Nov 17 14:06:14.151 INFO [stderr] | Nov 17 14:06:14.151 INFO [stderr] 421 | enum IpAddrS { Nov 17 14:06:14.151 INFO [stderr] | ^^^^^^^^^^^^ Nov 17 14:06:14.151 INFO [stderr] Nov 17 14:06:14.151 INFO [stderr] warning: enum is never used: `IpAddr` Nov 17 14:06:14.151 INFO [stderr] --> src/main.rs:426:1 Nov 17 14:06:14.151 INFO [stderr] | Nov 17 14:06:14.151 INFO [stderr] 426 | enum IpAddr { Nov 17 14:06:14.151 INFO [stderr] | ^^^^^^^^^^^ Nov 17 14:06:14.151 INFO [stderr] Nov 17 14:06:14.151 INFO [stderr] warning: function is never used: `main_old3` Nov 17 14:06:14.151 INFO [stderr] --> src/main.rs:431:1 Nov 17 14:06:14.151 INFO [stderr] | Nov 17 14:06:14.151 INFO [stderr] 431 | fn main_old3() { Nov 17 14:06:14.151 INFO [stderr] | ^^^^^^^^^^^^^^ Nov 17 14:06:14.151 INFO [stderr] Nov 17 14:06:14.151 INFO [stderr] warning: function is never used: `route` Nov 17 14:06:14.151 INFO [stderr] --> src/main.rs:458:1 Nov 17 14:06:14.151 INFO [stderr] | Nov 17 14:06:14.151 INFO [stderr] 458 | fn route(ip_type: IpAddrKind) {} Nov 17 14:06:14.151 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:14.151 INFO [stderr] Nov 17 14:06:14.151 INFO [stderr] warning: enum is never used: `Message` Nov 17 14:06:14.151 INFO [stderr] --> src/main.rs:460:1 Nov 17 14:06:14.151 INFO [stderr] | Nov 17 14:06:14.151 INFO [stderr] 460 | enum Message { Nov 17 14:06:14.152 INFO [stderr] | ^^^^^^^^^^^^ Nov 17 14:06:14.152 INFO [stderr] Nov 17 14:06:14.152 INFO [stderr] warning: struct is never constructed: `QuitMessage` Nov 17 14:06:14.152 INFO [stderr] --> src/main.rs:467:1 Nov 17 14:06:14.152 INFO [stderr] | Nov 17 14:06:14.152 INFO [stderr] 467 | struct QuitMessage; // unit struct Nov 17 14:06:14.152 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:14.152 INFO [stderr] Nov 17 14:06:14.152 INFO [stderr] warning: struct is never constructed: `MoveMessage` Nov 17 14:06:14.152 INFO [stderr] --> src/main.rs:468:1 Nov 17 14:06:14.152 INFO [stderr] | Nov 17 14:06:14.152 INFO [stderr] 468 | struct MoveMessage { Nov 17 14:06:14.152 INFO [stderr] | ^^^^^^^^^^^^^^^^^^ Nov 17 14:06:14.152 INFO [stderr] Nov 17 14:06:14.152 INFO [stderr] warning: struct is never constructed: `WriteMessage` Nov 17 14:06:14.152 INFO [stderr] --> src/main.rs:473:1 Nov 17 14:06:14.152 INFO [stderr] | Nov 17 14:06:14.152 INFO [stderr] 473 | struct WriteMessage(String); Nov 17 14:06:14.152 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:14.152 INFO [stderr] Nov 17 14:06:14.152 INFO [stderr] warning: struct is never constructed: `ChangeColorMessage` Nov 17 14:06:14.152 INFO [stderr] --> src/main.rs:474:1 Nov 17 14:06:14.152 INFO [stderr] | Nov 17 14:06:14.152 INFO [stderr] 474 | struct ChangeColorMessage(i32, i32, i32); Nov 17 14:06:14.152 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:14.152 INFO [stderr] Nov 17 14:06:14.152 INFO [stderr] warning: method is never used: `call` Nov 17 14:06:14.152 INFO [stderr] --> src/main.rs:477:5 Nov 17 14:06:14.152 INFO [stderr] | Nov 17 14:06:14.152 INFO [stderr] 477 | fn call(&self) { Nov 17 14:06:14.152 INFO [stderr] | ^^^^^^^^^^^^^^ Nov 17 14:06:14.152 INFO [stderr] Nov 17 14:06:14.152 INFO [stderr] warning: function is never used: `enum_stuff` Nov 17 14:06:14.152 INFO [stderr] --> src/main.rs:482:1 Nov 17 14:06:14.152 INFO [stderr] | Nov 17 14:06:14.152 INFO [stderr] 482 | fn enum_stuff() { Nov 17 14:06:14.152 INFO [stderr] | ^^^^^^^^^^^^^^^ Nov 17 14:06:14.152 INFO [stderr] Nov 17 14:06:14.152 INFO [stderr] warning: function is never used: `optional_enum` Nov 17 14:06:14.152 INFO [stderr] --> src/main.rs:488:1 Nov 17 14:06:14.152 INFO [stderr] | Nov 17 14:06:14.152 INFO [stderr] 488 | fn optional_enum() { Nov 17 14:06:14.152 INFO [stderr] | ^^^^^^^^^^^^^^^^^^ Nov 17 14:06:14.152 INFO [stderr] Nov 17 14:06:14.152 INFO [stderr] warning: enum is never used: `UsState` Nov 17 14:06:14.152 INFO [stderr] --> src/main.rs:505:1 Nov 17 14:06:14.152 INFO [stderr] | Nov 17 14:06:14.152 INFO [stderr] 505 | enum UsState { Nov 17 14:06:14.152 INFO [stderr] | ^^^^^^^^^^^^ Nov 17 14:06:14.152 INFO [stderr] Nov 17 14:06:14.152 INFO [stderr] warning: enum is never used: `Coin` Nov 17 14:06:14.152 INFO [stderr] --> src/main.rs:510:1 Nov 17 14:06:14.152 INFO [stderr] | Nov 17 14:06:14.152 INFO [stderr] 510 | enum Coin { Nov 17 14:06:14.152 INFO [stderr] | ^^^^^^^^^ Nov 17 14:06:14.152 INFO [stderr] Nov 17 14:06:14.152 INFO [stderr] warning: function is never used: `value_in_cents` Nov 17 14:06:14.152 INFO [stderr] --> src/main.rs:517:1 Nov 17 14:06:14.152 INFO [stderr] | Nov 17 14:06:14.152 INFO [stderr] 517 | fn value_in_cents(coin: Coin) -> u32 { Nov 17 14:06:14.152 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:14.152 INFO [stderr] Nov 17 14:06:14.388 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.01s Nov 17 14:06:14.391 INFO [stderr] su: No module specific data is present Nov 17 14:06:15.243 INFO running `"docker" "inspect" "e1f426b93119adb70b708389e901063b0f21fc9bf650c3584cb0a86c93f55ea6"` Nov 17 14:06:15.633 INFO running `"docker" "rm" "-f" "e1f426b93119adb70b708389e901063b0f21fc9bf650c3584cb0a86c93f55ea6"` Nov 17 14:06:15.899 INFO [stdout] e1f426b93119adb70b708389e901063b0f21fc9bf650c3584cb0a86c93f55ea6 Nov 17 14:06:15.903 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-5/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"` Nov 17 14:06:16.442 INFO [stdout] f0441b30d9c1324acf6f0398cdd4ac4cdcaa612dbb4e76a1fe09575da2aaf806 Nov 17 14:06:16.444 INFO running `"docker" "start" "-a" "f0441b30d9c1324acf6f0398cdd4ac4cdcaa612dbb4e76a1fe09575da2aaf806"` Nov 17 14:06:18.091 INFO [stderr] usermod: no changes Nov 17 14:06:18.179 INFO [stderr] Compiling rust-web-thing v0.1.0 (/source) Nov 17 14:06:18.967 INFO [stderr] warning: unused variable: `word` Nov 17 14:06:18.968 INFO [stderr] --> src/main.rs:241:9 Nov 17 14:06:18.968 INFO [stderr] | Nov 17 14:06:18.968 INFO [stderr] 241 | let word = first_word(&s); Nov 17 14:06:18.969 INFO [stderr] | ^^^^ help: consider using `_word` instead Nov 17 14:06:18.969 INFO [stderr] | Nov 17 14:06:18.969 INFO [stderr] = note: #[warn(unused_variables)] on by default Nov 17 14:06:18.969 INFO [stderr] Nov 17 14:06:18.969 INFO [stderr] warning: unused variable: `user3` Nov 17 14:06:18.969 INFO [stderr] --> src/main.rs:325:9 Nov 17 14:06:18.969 INFO [stderr] | Nov 17 14:06:18.969 INFO [stderr] 325 | let user3 = User { Nov 17 14:06:18.969 INFO [stderr] | ^^^^^ help: consider using `_user3` instead Nov 17 14:06:18.969 INFO [stderr] Nov 17 14:06:18.969 INFO [stderr] warning: unused variable: `user4` Nov 17 14:06:18.969 INFO [stderr] --> src/main.rs:334:9 Nov 17 14:06:18.969 INFO [stderr] | Nov 17 14:06:18.969 INFO [stderr] 334 | let user4 = User { Nov 17 14:06:18.969 INFO [stderr] | ^^^^^ help: consider using `_user4` instead Nov 17 14:06:18.969 INFO [stderr] Nov 17 14:06:18.969 INFO [stderr] warning: unused variable: `black` Nov 17 14:06:18.969 INFO [stderr] --> src/main.rs:365:9 Nov 17 14:06:18.969 INFO [stderr] | Nov 17 14:06:18.970 INFO [stderr] 365 | let black = Color(0, 0, 0); Nov 17 14:06:18.970 INFO [stderr] | ^^^^^ help: consider using `_black` instead Nov 17 14:06:18.970 INFO [stderr] Nov 17 14:06:18.971 INFO [stderr] warning: unused variable: `home` Nov 17 14:06:18.971 INFO [stderr] --> src/main.rs:435:9 Nov 17 14:06:18.971 INFO [stderr] | Nov 17 14:06:18.971 INFO [stderr] 435 | let home = IpAddrStruct { Nov 17 14:06:18.971 INFO [stderr] | ^^^^ help: consider using `_home` instead Nov 17 14:06:18.971 INFO [stderr] Nov 17 14:06:18.971 INFO [stderr] warning: unused variable: `loopback` Nov 17 14:06:18.971 INFO [stderr] --> src/main.rs:440:9 Nov 17 14:06:18.971 INFO [stderr] | Nov 17 14:06:18.972 INFO [stderr] 440 | let loopback = IpAddrStruct { Nov 17 14:06:18.972 INFO [stderr] | ^^^^^^^^ help: consider using `_loopback` instead Nov 17 14:06:18.972 INFO [stderr] Nov 17 14:06:18.972 INFO [stderr] warning: unused variable: `h` Nov 17 14:06:18.972 INFO [stderr] --> src/main.rs:445:9 Nov 17 14:06:18.972 INFO [stderr] | Nov 17 14:06:18.972 INFO [stderr] 445 | let h = IpAddrS::V4(String::from("127.0.0.1")); Nov 17 14:06:18.972 INFO [stderr] | ^ help: consider using `_h` instead Nov 17 14:06:18.972 INFO [stderr] Nov 17 14:06:18.972 INFO [stderr] warning: unused variable: `lb` Nov 17 14:06:18.972 INFO [stderr] --> src/main.rs:446:9 Nov 17 14:06:18.972 INFO [stderr] | Nov 17 14:06:18.972 INFO [stderr] 446 | let lb = IpAddrS::V6(String::from("::1")); Nov 17 14:06:18.972 INFO [stderr] | ^^ help: consider using `_lb` instead Nov 17 14:06:18.972 INFO [stderr] Nov 17 14:06:18.972 INFO [stderr] warning: unused variable: `h2` Nov 17 14:06:18.972 INFO [stderr] --> src/main.rs:448:9 Nov 17 14:06:18.972 INFO [stderr] | Nov 17 14:06:18.972 INFO [stderr] 448 | let h2 = IpAddr::V4(127, 0, 0, 1); Nov 17 14:06:18.972 INFO [stderr] | ^^ help: consider using `_h2` instead Nov 17 14:06:18.972 INFO [stderr] Nov 17 14:06:18.972 INFO [stderr] warning: unused variable: `ip_type` Nov 17 14:06:18.973 INFO [stderr] --> src/main.rs:458:10 Nov 17 14:06:18.973 INFO [stderr] | Nov 17 14:06:18.973 INFO [stderr] 458 | fn route(ip_type: IpAddrKind) {} Nov 17 14:06:18.973 INFO [stderr] | ^^^^^^^ help: consider using `_ip_type` instead Nov 17 14:06:18.973 INFO [stderr] Nov 17 14:06:18.973 INFO [stderr] warning: unused variable: `some_number` Nov 17 14:06:18.973 INFO [stderr] --> src/main.rs:489:9 Nov 17 14:06:18.973 INFO [stderr] | Nov 17 14:06:18.973 INFO [stderr] 489 | let some_number = Some(5); Nov 17 14:06:18.973 INFO [stderr] | ^^^^^^^^^^^ help: consider using `_some_number` instead Nov 17 14:06:18.973 INFO [stderr] Nov 17 14:06:18.973 INFO [stderr] warning: unused variable: `some_string` Nov 17 14:06:18.973 INFO [stderr] --> src/main.rs:490:9 Nov 17 14:06:18.973 INFO [stderr] | Nov 17 14:06:18.973 INFO [stderr] 490 | let some_string = Some("a string"); Nov 17 14:06:18.973 INFO [stderr] | ^^^^^^^^^^^ help: consider using `_some_string` instead Nov 17 14:06:18.974 INFO [stderr] Nov 17 14:06:18.974 INFO [stderr] warning: unused variable: `absent_number` Nov 17 14:06:18.974 INFO [stderr] --> src/main.rs:492:9 Nov 17 14:06:18.974 INFO [stderr] | Nov 17 14:06:18.974 INFO [stderr] 492 | let absent_number: Option = None; Nov 17 14:06:18.974 INFO [stderr] | ^^^^^^^^^^^^^ help: consider using `_absent_number` instead Nov 17 14:06:18.974 INFO [stderr] Nov 17 14:06:18.974 INFO [stderr] warning: unused variable: `sum` Nov 17 14:06:18.974 INFO [stderr] --> src/main.rs:499:9 Nov 17 14:06:18.974 INFO [stderr] | Nov 17 14:06:18.974 INFO [stderr] 499 | let sum = y.unwrap() + x; Nov 17 14:06:18.974 INFO [stderr] | ^^^ help: consider using `_sum` instead Nov 17 14:06:18.974 INFO [stderr] Nov 17 14:06:19.015 INFO [stderr] warning: constant item is never used: `MAX_POINTS` Nov 17 14:06:19.015 INFO [stderr] --> src/main.rs:11:1 Nov 17 14:06:19.015 INFO [stderr] | Nov 17 14:06:19.015 INFO [stderr] 11 | const MAX_POINTS: u32 = 100_000; Nov 17 14:06:19.015 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:19.015 INFO [stderr] | Nov 17 14:06:19.015 INFO [stderr] = note: #[warn(dead_code)] on by default Nov 17 14:06:19.015 INFO [stderr] Nov 17 14:06:19.015 INFO [stderr] warning: function is never used: `main_old` Nov 17 14:06:19.015 INFO [stderr] --> src/main.rs:14:1 Nov 17 14:06:19.015 INFO [stderr] | Nov 17 14:06:19.015 INFO [stderr] 14 | fn main_old() { Nov 17 14:06:19.015 INFO [stderr] | ^^^^^^^^^^^^^ Nov 17 14:06:19.015 INFO [stderr] Nov 17 14:06:19.015 INFO [stderr] warning: function is never used: `another_function` Nov 17 14:06:19.015 INFO [stderr] --> src/main.rs:79:1 Nov 17 14:06:19.016 INFO [stderr] | Nov 17 14:06:19.016 INFO [stderr] 79 | fn another_function(a0: i32, a1: i32, a2: i32) { Nov 17 14:06:19.016 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:19.016 INFO [stderr] Nov 17 14:06:19.016 INFO [stderr] warning: function is never used: `five` Nov 17 14:06:19.016 INFO [stderr] --> src/main.rs:85:1 Nov 17 14:06:19.016 INFO [stderr] | Nov 17 14:06:19.016 INFO [stderr] 85 | fn five() -> i32 { Nov 17 14:06:19.016 INFO [stderr] | ^^^^^^^^^^^^^^^^ Nov 17 14:06:19.016 INFO [stderr] Nov 17 14:06:19.016 INFO [stderr] warning: function is never used: `plus_one` Nov 17 14:06:19.016 INFO [stderr] --> src/main.rs:89:1 Nov 17 14:06:19.016 INFO [stderr] | Nov 17 14:06:19.016 INFO [stderr] 89 | fn plus_one(x: i32) -> i32 { Nov 17 14:06:19.016 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:19.016 INFO [stderr] Nov 17 14:06:19.016 INFO [stderr] warning: function is never used: `flow_control` Nov 17 14:06:19.016 INFO [stderr] --> src/main.rs:93:1 Nov 17 14:06:19.016 INFO [stderr] | Nov 17 14:06:19.016 INFO [stderr] 93 | fn flow_control() { Nov 17 14:06:19.017 INFO [stderr] | ^^^^^^^^^^^^^^^^^ Nov 17 14:06:19.017 INFO [stderr] Nov 17 14:06:19.017 INFO [stderr] warning: function is never used: `ownership` Nov 17 14:06:19.017 INFO [stderr] --> src/main.rs:146:1 Nov 17 14:06:19.017 INFO [stderr] | Nov 17 14:06:19.017 INFO [stderr] 146 | fn ownership() { Nov 17 14:06:19.017 INFO [stderr] | ^^^^^^^^^^^^^^ Nov 17 14:06:19.017 INFO [stderr] Nov 17 14:06:19.017 INFO [stderr] warning: function is never used: `takes_ownership` Nov 17 14:06:19.017 INFO [stderr] --> src/main.rs:171:1 Nov 17 14:06:19.017 INFO [stderr] | Nov 17 14:06:19.017 INFO [stderr] 171 | fn takes_ownership(some_string: String) { Nov 17 14:06:19.017 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:19.017 INFO [stderr] Nov 17 14:06:19.017 INFO [stderr] warning: function is never used: `makes_copy` Nov 17 14:06:19.017 INFO [stderr] --> src/main.rs:176:1 Nov 17 14:06:19.017 INFO [stderr] | Nov 17 14:06:19.017 INFO [stderr] 176 | fn makes_copy(some_integer: i32) { Nov 17 14:06:19.017 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:19.018 INFO [stderr] Nov 17 14:06:19.018 INFO [stderr] warning: function is never used: `gives_ownership` Nov 17 14:06:19.018 INFO [stderr] --> src/main.rs:181:1 Nov 17 14:06:19.018 INFO [stderr] | Nov 17 14:06:19.018 INFO [stderr] 181 | fn gives_ownership() -> String { Nov 17 14:06:19.018 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:19.018 INFO [stderr] Nov 17 14:06:19.018 INFO [stderr] warning: function is never used: `takes_and_gives_back` Nov 17 14:06:19.018 INFO [stderr] --> src/main.rs:186:1 Nov 17 14:06:19.018 INFO [stderr] | Nov 17 14:06:19.018 INFO [stderr] 186 | fn takes_and_gives_back(a_string: String) -> String { Nov 17 14:06:19.018 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:19.018 INFO [stderr] Nov 17 14:06:19.018 INFO [stderr] warning: function is never used: `calculate_length` Nov 17 14:06:19.018 INFO [stderr] --> src/main.rs:190:1 Nov 17 14:06:19.018 INFO [stderr] | Nov 17 14:06:19.018 INFO [stderr] 190 | fn calculate_length(s: String) -> (String, usize) { Nov 17 14:06:19.018 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:19.018 INFO [stderr] Nov 17 14:06:19.019 INFO [stderr] warning: function is never used: `references` Nov 17 14:06:19.019 INFO [stderr] --> src/main.rs:197:1 Nov 17 14:06:19.019 INFO [stderr] | Nov 17 14:06:19.019 INFO [stderr] 197 | fn references() { Nov 17 14:06:19.019 INFO [stderr] | ^^^^^^^^^^^^^^^ Nov 17 14:06:19.019 INFO [stderr] Nov 17 14:06:19.019 INFO [stderr] warning: function is never used: `calculate_length_ref` Nov 17 14:06:19.019 INFO [stderr] --> src/main.rs:209:1 Nov 17 14:06:19.019 INFO [stderr] | Nov 17 14:06:19.019 INFO [stderr] 209 | fn calculate_length_ref(s: &String) -> usize { Nov 17 14:06:19.019 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:19.019 INFO [stderr] Nov 17 14:06:19.019 INFO [stderr] warning: function is never used: `mut_references` Nov 17 14:06:19.019 INFO [stderr] --> src/main.rs:215:1 Nov 17 14:06:19.019 INFO [stderr] | Nov 17 14:06:19.019 INFO [stderr] 215 | fn mut_references() { Nov 17 14:06:19.019 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:19.020 INFO [stderr] Nov 17 14:06:19.020 INFO [stderr] warning: function is never used: `change` Nov 17 14:06:19.020 INFO [stderr] --> src/main.rs:222:1 Nov 17 14:06:19.020 INFO [stderr] | Nov 17 14:06:19.020 INFO [stderr] 222 | fn change(some_string: &mut String) { Nov 17 14:06:19.020 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:19.020 INFO [stderr] Nov 17 14:06:19.020 INFO [stderr] warning: function is never used: `no_dangle` Nov 17 14:06:19.020 INFO [stderr] --> src/main.rs:227:1 Nov 17 14:06:19.020 INFO [stderr] | Nov 17 14:06:19.020 INFO [stderr] 227 | fn no_dangle() -> String { Nov 17 14:06:19.020 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:19.020 INFO [stderr] Nov 17 14:06:19.020 INFO [stderr] warning: function is never used: `word_runner` Nov 17 14:06:19.020 INFO [stderr] --> src/main.rs:238:1 Nov 17 14:06:19.020 INFO [stderr] | Nov 17 14:06:19.020 INFO [stderr] 238 | fn word_runner() { Nov 17 14:06:19.020 INFO [stderr] | ^^^^^^^^^^^^^^^^ Nov 17 14:06:19.020 INFO [stderr] Nov 17 14:06:19.021 INFO [stderr] warning: function is never used: `first_word` Nov 17 14:06:19.021 INFO [stderr] --> src/main.rs:264:1 Nov 17 14:06:19.021 INFO [stderr] | Nov 17 14:06:19.021 INFO [stderr] 264 | fn first_word(s: &String) -> usize { Nov 17 14:06:19.021 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:19.021 INFO [stderr] Nov 17 14:06:19.021 INFO [stderr] warning: function is never used: `first_word_slice` Nov 17 14:06:19.021 INFO [stderr] --> src/main.rs:277:1 Nov 17 14:06:19.021 INFO [stderr] | Nov 17 14:06:19.021 INFO [stderr] 277 | fn first_word_slice(s: &String) -> &str { //string slice written as &str Nov 17 14:06:19.021 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:19.021 INFO [stderr] Nov 17 14:06:19.021 INFO [stderr] warning: function is never used: `first_word_improved` Nov 17 14:06:19.021 INFO [stderr] --> src/main.rs:288:1 Nov 17 14:06:19.021 INFO [stderr] | Nov 17 14:06:19.021 INFO [stderr] 288 | fn first_word_improved(s: &str) -> &str { Nov 17 14:06:19.021 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:19.021 INFO [stderr] Nov 17 14:06:19.021 INFO [stderr] warning: struct is never constructed: `User` Nov 17 14:06:19.021 INFO [stderr] --> src/main.rs:299:1 Nov 17 14:06:19.021 INFO [stderr] | Nov 17 14:06:19.021 INFO [stderr] 299 | struct User { Nov 17 14:06:19.021 INFO [stderr] | ^^^^^^^^^^^ Nov 17 14:06:19.021 INFO [stderr] Nov 17 14:06:19.021 INFO [stderr] warning: function is never used: `my_structs` Nov 17 14:06:19.021 INFO [stderr] --> src/main.rs:306:1 Nov 17 14:06:19.021 INFO [stderr] | Nov 17 14:06:19.021 INFO [stderr] 306 | fn my_structs() { Nov 17 14:06:19.021 INFO [stderr] | ^^^^^^^^^^^^^^^ Nov 17 14:06:19.021 INFO [stderr] Nov 17 14:06:19.021 INFO [stderr] warning: function is never used: `build_user` Nov 17 14:06:19.021 INFO [stderr] --> src/main.rs:343:1 Nov 17 14:06:19.021 INFO [stderr] | Nov 17 14:06:19.021 INFO [stderr] 343 | fn build_user(email: String, username: String) -> User { Nov 17 14:06:19.021 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:19.021 INFO [stderr] Nov 17 14:06:19.021 INFO [stderr] warning: function is never used: `test_build_user` Nov 17 14:06:19.021 INFO [stderr] --> src/main.rs:353:1 Nov 17 14:06:19.021 INFO [stderr] | Nov 17 14:06:19.021 INFO [stderr] 353 | fn test_build_user() { Nov 17 14:06:19.021 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:19.021 INFO [stderr] Nov 17 14:06:19.021 INFO [stderr] warning: struct is never constructed: `Color` Nov 17 14:06:19.021 INFO [stderr] --> src/main.rs:362:1 Nov 17 14:06:19.021 INFO [stderr] | Nov 17 14:06:19.021 INFO [stderr] 362 | struct Color(i32, i32, i32); // structs without named fields. Nov 17 14:06:19.021 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:19.021 INFO [stderr] Nov 17 14:06:19.021 INFO [stderr] warning: function is never used: `test_tuple_structs` Nov 17 14:06:19.021 INFO [stderr] --> src/main.rs:364:1 Nov 17 14:06:19.021 INFO [stderr] | Nov 17 14:06:19.021 INFO [stderr] 364 | fn test_tuple_structs() { Nov 17 14:06:19.021 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:19.021 INFO [stderr] Nov 17 14:06:19.021 INFO [stderr] warning: struct is never constructed: `Rectangle` Nov 17 14:06:19.021 INFO [stderr] --> src/main.rs:369:1 Nov 17 14:06:19.021 INFO [stderr] | Nov 17 14:06:19.021 INFO [stderr] 369 | struct Rectangle { Nov 17 14:06:19.021 INFO [stderr] | ^^^^^^^^^^^^^^^^ Nov 17 14:06:19.021 INFO [stderr] Nov 17 14:06:19.021 INFO [stderr] warning: method is never used: `area` Nov 17 14:06:19.021 INFO [stderr] --> src/main.rs:378:5 Nov 17 14:06:19.021 INFO [stderr] | Nov 17 14:06:19.022 INFO [stderr] 378 | fn area(&self) -> u32 { Nov 17 14:06:19.022 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:19.022 INFO [stderr] Nov 17 14:06:19.022 INFO [stderr] warning: method is never used: `square` Nov 17 14:06:19.022 INFO [stderr] --> src/main.rs:383:5 Nov 17 14:06:19.022 INFO [stderr] | Nov 17 14:06:19.022 INFO [stderr] 383 | fn square(size: u32) -> Rectangle { Nov 17 14:06:19.022 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:19.022 INFO [stderr] Nov 17 14:06:19.022 INFO [stderr] warning: function is never used: `main_old2` Nov 17 14:06:19.022 INFO [stderr] --> src/main.rs:388:1 Nov 17 14:06:19.022 INFO [stderr] | Nov 17 14:06:19.022 INFO [stderr] 388 | fn main_old2() { Nov 17 14:06:19.022 INFO [stderr] | ^^^^^^^^^^^^^^ Nov 17 14:06:19.022 INFO [stderr] Nov 17 14:06:19.022 INFO [stderr] warning: function is never used: `rectangle_examples` Nov 17 14:06:19.022 INFO [stderr] --> src/main.rs:392:1 Nov 17 14:06:19.022 INFO [stderr] | Nov 17 14:06:19.022 INFO [stderr] 392 | fn rectangle_examples() { Nov 17 14:06:19.022 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:19.022 INFO [stderr] Nov 17 14:06:19.022 INFO [stderr] warning: function is never used: `testing_referencing` Nov 17 14:06:19.022 INFO [stderr] --> src/main.rs:407:1 Nov 17 14:06:19.022 INFO [stderr] | Nov 17 14:06:19.022 INFO [stderr] 407 | fn testing_referencing(rect: &Rectangle) { Nov 17 14:06:19.022 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:19.022 INFO [stderr] Nov 17 14:06:19.022 INFO [stderr] warning: enum is never used: `IpAddrKind` Nov 17 14:06:19.022 INFO [stderr] --> src/main.rs:411:1 Nov 17 14:06:19.022 INFO [stderr] | Nov 17 14:06:19.022 INFO [stderr] 411 | enum IpAddrKind { Nov 17 14:06:19.022 INFO [stderr] | ^^^^^^^^^^^^^^^ Nov 17 14:06:19.022 INFO [stderr] Nov 17 14:06:19.022 INFO [stderr] warning: struct is never constructed: `IpAddrStruct` Nov 17 14:06:19.022 INFO [stderr] --> src/main.rs:416:1 Nov 17 14:06:19.022 INFO [stderr] | Nov 17 14:06:19.022 INFO [stderr] 416 | struct IpAddrStruct { Nov 17 14:06:19.022 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:19.022 INFO [stderr] Nov 17 14:06:19.022 INFO [stderr] warning: enum is never used: `IpAddrS` Nov 17 14:06:19.022 INFO [stderr] --> src/main.rs:421:1 Nov 17 14:06:19.022 INFO [stderr] | Nov 17 14:06:19.022 INFO [stderr] 421 | enum IpAddrS { Nov 17 14:06:19.022 INFO [stderr] | ^^^^^^^^^^^^ Nov 17 14:06:19.022 INFO [stderr] Nov 17 14:06:19.022 INFO [stderr] warning: enum is never used: `IpAddr` Nov 17 14:06:19.022 INFO [stderr] --> src/main.rs:426:1 Nov 17 14:06:19.022 INFO [stderr] | Nov 17 14:06:19.022 INFO [stderr] 426 | enum IpAddr { Nov 17 14:06:19.022 INFO [stderr] | ^^^^^^^^^^^ Nov 17 14:06:19.022 INFO [stderr] Nov 17 14:06:19.022 INFO [stderr] warning: function is never used: `main_old3` Nov 17 14:06:19.022 INFO [stderr] --> src/main.rs:431:1 Nov 17 14:06:19.022 INFO [stderr] | Nov 17 14:06:19.022 INFO [stderr] 431 | fn main_old3() { Nov 17 14:06:19.022 INFO [stderr] | ^^^^^^^^^^^^^^ Nov 17 14:06:19.022 INFO [stderr] Nov 17 14:06:19.022 INFO [stderr] warning: function is never used: `route` Nov 17 14:06:19.022 INFO [stderr] --> src/main.rs:458:1 Nov 17 14:06:19.022 INFO [stderr] | Nov 17 14:06:19.022 INFO [stderr] 458 | fn route(ip_type: IpAddrKind) {} Nov 17 14:06:19.022 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:19.022 INFO [stderr] Nov 17 14:06:19.022 INFO [stderr] warning: enum is never used: `Message` Nov 17 14:06:19.022 INFO [stderr] --> src/main.rs:460:1 Nov 17 14:06:19.022 INFO [stderr] | Nov 17 14:06:19.022 INFO [stderr] 460 | enum Message { Nov 17 14:06:19.022 INFO [stderr] | ^^^^^^^^^^^^ Nov 17 14:06:19.022 INFO [stderr] Nov 17 14:06:19.022 INFO [stderr] warning: struct is never constructed: `QuitMessage` Nov 17 14:06:19.022 INFO [stderr] --> src/main.rs:467:1 Nov 17 14:06:19.022 INFO [stderr] | Nov 17 14:06:19.022 INFO [stderr] 467 | struct QuitMessage; // unit struct Nov 17 14:06:19.022 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:19.022 INFO [stderr] Nov 17 14:06:19.022 INFO [stderr] warning: struct is never constructed: `MoveMessage` Nov 17 14:06:19.022 INFO [stderr] --> src/main.rs:468:1 Nov 17 14:06:19.023 INFO [stderr] | Nov 17 14:06:19.023 INFO [stderr] 468 | struct MoveMessage { Nov 17 14:06:19.023 INFO [stderr] | ^^^^^^^^^^^^^^^^^^ Nov 17 14:06:19.023 INFO [stderr] Nov 17 14:06:19.023 INFO [stderr] warning: struct is never constructed: `WriteMessage` Nov 17 14:06:19.023 INFO [stderr] --> src/main.rs:473:1 Nov 17 14:06:19.023 INFO [stderr] | Nov 17 14:06:19.023 INFO [stderr] 473 | struct WriteMessage(String); Nov 17 14:06:19.023 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:19.023 INFO [stderr] Nov 17 14:06:19.023 INFO [stderr] warning: struct is never constructed: `ChangeColorMessage` Nov 17 14:06:19.023 INFO [stderr] --> src/main.rs:474:1 Nov 17 14:06:19.023 INFO [stderr] | Nov 17 14:06:19.023 INFO [stderr] 474 | struct ChangeColorMessage(i32, i32, i32); Nov 17 14:06:19.023 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:19.023 INFO [stderr] Nov 17 14:06:19.023 INFO [stderr] warning: method is never used: `call` Nov 17 14:06:19.023 INFO [stderr] --> src/main.rs:477:5 Nov 17 14:06:19.023 INFO [stderr] | Nov 17 14:06:19.023 INFO [stderr] 477 | fn call(&self) { Nov 17 14:06:19.023 INFO [stderr] | ^^^^^^^^^^^^^^ Nov 17 14:06:19.023 INFO [stderr] Nov 17 14:06:19.023 INFO [stderr] warning: function is never used: `enum_stuff` Nov 17 14:06:19.023 INFO [stderr] --> src/main.rs:482:1 Nov 17 14:06:19.023 INFO [stderr] | Nov 17 14:06:19.023 INFO [stderr] 482 | fn enum_stuff() { Nov 17 14:06:19.023 INFO [stderr] | ^^^^^^^^^^^^^^^ Nov 17 14:06:19.023 INFO [stderr] Nov 17 14:06:19.023 INFO [stderr] warning: function is never used: `optional_enum` Nov 17 14:06:19.023 INFO [stderr] --> src/main.rs:488:1 Nov 17 14:06:19.023 INFO [stderr] | Nov 17 14:06:19.023 INFO [stderr] 488 | fn optional_enum() { Nov 17 14:06:19.023 INFO [stderr] | ^^^^^^^^^^^^^^^^^^ Nov 17 14:06:19.023 INFO [stderr] Nov 17 14:06:19.023 INFO [stderr] warning: enum is never used: `UsState` Nov 17 14:06:19.023 INFO [stderr] --> src/main.rs:505:1 Nov 17 14:06:19.023 INFO [stderr] | Nov 17 14:06:19.023 INFO [stderr] 505 | enum UsState { Nov 17 14:06:19.023 INFO [stderr] | ^^^^^^^^^^^^ Nov 17 14:06:19.023 INFO [stderr] Nov 17 14:06:19.023 INFO [stderr] warning: enum is never used: `Coin` Nov 17 14:06:19.023 INFO [stderr] --> src/main.rs:510:1 Nov 17 14:06:19.023 INFO [stderr] | Nov 17 14:06:19.023 INFO [stderr] 510 | enum Coin { Nov 17 14:06:19.023 INFO [stderr] | ^^^^^^^^^ Nov 17 14:06:19.023 INFO [stderr] Nov 17 14:06:19.023 INFO [stderr] warning: function is never used: `value_in_cents` Nov 17 14:06:19.023 INFO [stderr] --> src/main.rs:517:1 Nov 17 14:06:19.023 INFO [stderr] | Nov 17 14:06:19.023 INFO [stderr] 517 | fn value_in_cents(coin: Coin) -> u32 { Nov 17 14:06:19.023 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 17 14:06:19.023 INFO [stderr] Nov 17 14:06:19.391 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.27s Nov 17 14:06:19.393 INFO [stderr] su: No module specific data is present Nov 17 14:06:20.284 INFO running `"docker" "inspect" "f0441b30d9c1324acf6f0398cdd4ac4cdcaa612dbb4e76a1fe09575da2aaf806"` Nov 17 14:06:20.672 INFO running `"docker" "rm" "-f" "f0441b30d9c1324acf6f0398cdd4ac4cdcaa612dbb4e76a1fe09575da2aaf806"` Nov 17 14:06:21.064 INFO [stdout] f0441b30d9c1324acf6f0398cdd4ac4cdcaa612dbb4e76a1fe09575da2aaf806 Nov 17 14:06:21.069 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-5/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"` Nov 17 14:06:21.660 INFO [stdout] 899fc59358141edb7e0cb27dd60123453dec5be07dfd63e9e9a86abe441eb11b Nov 17 14:06:21.663 INFO running `"docker" "start" "-a" "899fc59358141edb7e0cb27dd60123453dec5be07dfd63e9e9a86abe441eb11b"` Nov 17 14:06:23.108 INFO [stderr] usermod: no changes Nov 17 14:06:23.171 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.04s Nov 17 14:06:23.176 INFO [stderr] Running /target/debug/deps/rust_web_thing-78882160dbead208 Nov 17 14:06:23.176 INFO [stderr] su: No module specific data is present Nov 17 14:06:23.176 INFO [stdout] Nov 17 14:06:23.176 INFO [stdout] running 0 tests Nov 17 14:06:23.176 INFO [stdout] Nov 17 14:06:23.176 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out Nov 17 14:06:23.176 INFO [stdout] Nov 17 14:06:24.141 INFO running `"docker" "inspect" "899fc59358141edb7e0cb27dd60123453dec5be07dfd63e9e9a86abe441eb11b"` Nov 17 14:06:24.461 INFO running `"docker" "rm" "-f" "899fc59358141edb7e0cb27dd60123453dec5be07dfd63e9e9a86abe441eb11b"` Nov 17 14:06:24.721 INFO [stdout] 899fc59358141edb7e0cb27dd60123453dec5be07dfd63e9e9a86abe441eb11b