Dec 06 13:14:41.041 INFO testing ICimpoes/rusty-train against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514 Dec 06 13:14:41.041 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 06 13:14:41.269 INFO [stdout] b94c5a6cc556e163b7c94099c24b491007ae38fa0a39b04dd27fc7b065b23cdb Dec 06 13:14:41.274 INFO running `"docker" "start" "-a" "b94c5a6cc556e163b7c94099c24b491007ae38fa0a39b04dd27fc7b065b23cdb"` Dec 06 13:14:41.652 INFO [stderr] usermod: no changes Dec 06 13:14:41.684 INFO [stderr] Compiling rusty-train v0.1.0 (/source) Dec 06 13:14:41.967 INFO [stderr] warning: function is never used: `middle_function` Dec 06 13:14:41.967 INFO [stderr] --> src/communicator/lib/mod.rs:6:5 Dec 06 13:14:41.967 INFO [stderr] | Dec 06 13:14:41.967 INFO [stderr] 6 | pub fn middle_function() { Dec 06 13:14:41.967 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ Dec 06 13:14:41.967 INFO [stderr] | Dec 06 13:14:41.967 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 06 13:14:41.967 INFO [stderr] Dec 06 13:14:41.967 INFO [stderr] warning: function is never used: `middle_secret_function` Dec 06 13:14:41.967 INFO [stderr] --> src/communicator/lib/mod.rs:10:5 Dec 06 13:14:41.967 INFO [stderr] | Dec 06 13:14:41.967 INFO [stderr] 10 | fn middle_secret_function() { Dec 06 13:14:41.967 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 06 13:14:41.967 INFO [stderr] Dec 06 13:14:41.967 INFO [stderr] warning: function is never used: `inner_function` Dec 06 13:14:41.967 INFO [stderr] --> src/communicator/lib/mod.rs:17:9 Dec 06 13:14:41.967 INFO [stderr] | Dec 06 13:14:41.967 INFO [stderr] 17 | pub fn inner_function() {} Dec 06 13:14:41.967 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ Dec 06 13:14:41.967 INFO [stderr] Dec 06 13:14:41.967 INFO [stderr] warning: function is never used: `secret_function` Dec 06 13:14:41.967 INFO [stderr] --> src/communicator/lib/mod.rs:19:9 Dec 06 13:14:41.967 INFO [stderr] | Dec 06 13:14:41.967 INFO [stderr] 19 | fn secret_function() { Dec 06 13:14:41.967 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^ Dec 06 13:14:41.967 INFO [stderr] Dec 06 13:14:41.967 INFO [stderr] warning: function is never used: `inner_function` Dec 06 13:14:41.967 INFO [stderr] --> src/communicator/lib/mod.rs:26:13 Dec 06 13:14:41.967 INFO [stderr] | Dec 06 13:14:41.967 INFO [stderr] 26 | pub fn inner_function() { Dec 06 13:14:41.967 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ Dec 06 13:14:41.967 INFO [stderr] Dec 06 13:14:41.967 INFO [stderr] warning: function is never used: `try_me` Dec 06 13:14:41.967 INFO [stderr] --> src/communicator/lib/mod.rs:56:1 Dec 06 13:14:41.967 INFO [stderr] | Dec 06 13:14:41.967 INFO [stderr] 56 | fn try_me() { Dec 06 13:14:41.967 INFO [stderr] | ^^^^^^^^^^^ Dec 06 13:14:41.967 INFO [stderr] Dec 06 13:14:41.967 INFO [stderr] warning: function is never used: `prints_and_returns_10` Dec 06 13:14:41.967 INFO [stderr] --> src/communicator/lib/mod.rs:89:1 Dec 06 13:14:41.967 INFO [stderr] | Dec 06 13:14:41.967 INFO [stderr] 89 | fn prints_and_returns_10(a: i32) -> i32 { Dec 06 13:14:41.967 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 06 13:14:41.968 INFO [stderr] Dec 06 13:14:42.816 INFO [stderr] warning: unused variable: `t` Dec 06 13:14:42.816 INFO [stderr] --> src/traits/bin/main.rs:83:24 Dec 06 13:14:42.816 INFO [stderr] | Dec 06 13:14:42.816 INFO [stderr] 83 | fn some_function(t: T, u: U) -> i32 Dec 06 13:14:42.816 INFO [stderr] | ^ help: consider using `_t` instead Dec 06 13:14:42.816 INFO [stderr] | Dec 06 13:14:42.816 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 06 13:14:42.816 INFO [stderr] Dec 06 13:14:42.816 INFO [stderr] warning: unused variable: `u` Dec 06 13:14:42.816 INFO [stderr] --> src/traits/bin/main.rs:83:30 Dec 06 13:14:42.816 INFO [stderr] | Dec 06 13:14:42.816 INFO [stderr] 83 | fn some_function(t: T, u: U) -> i32 Dec 06 13:14:42.816 INFO [stderr] | ^ help: consider using `_u` instead Dec 06 13:14:42.816 INFO [stderr] Dec 06 13:14:42.872 INFO [stderr] warning: function is never used: `some_function` Dec 06 13:14:42.872 INFO [stderr] --> src/traits/bin/main.rs:83:1 Dec 06 13:14:42.872 INFO [stderr] | Dec 06 13:14:42.872 INFO [stderr] 83 | / fn some_function(t: T, u: U) -> i32 Dec 06 13:14:42.872 INFO [stderr] 84 | | where T: std::fmt::Display + Clone, Dec 06 13:14:42.872 INFO [stderr] 85 | | U: Clone + std::fmt::Debug { Dec 06 13:14:42.872 INFO [stderr] 86 | | 1 Dec 06 13:14:42.872 INFO [stderr] 87 | | } Dec 06 13:14:42.872 INFO [stderr] | |_^ Dec 06 13:14:42.872 INFO [stderr] | Dec 06 13:14:42.872 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 06 13:14:42.872 INFO [stderr] Dec 06 13:14:42.872 INFO [stderr] warning: struct is never constructed: `Pair` Dec 06 13:14:42.872 INFO [stderr] --> src/traits/bin/main.rs:92:1 Dec 06 13:14:42.872 INFO [stderr] | Dec 06 13:14:42.872 INFO [stderr] 92 | struct Pair { Dec 06 13:14:42.872 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 06 13:14:42.872 INFO [stderr] Dec 06 13:14:42.872 INFO [stderr] warning: method is never used: `new` Dec 06 13:14:42.872 INFO [stderr] --> src/traits/bin/main.rs:98:5 Dec 06 13:14:42.872 INFO [stderr] | Dec 06 13:14:42.872 INFO [stderr] 98 | fn new(x: T, y: T) -> Self { Dec 06 13:14:42.872 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 06 13:14:42.872 INFO [stderr] Dec 06 13:14:42.872 INFO [stderr] warning: method is never used: `cmp_display` Dec 06 13:14:42.872 INFO [stderr] --> src/traits/bin/main.rs:107:5 Dec 06 13:14:42.872 INFO [stderr] | Dec 06 13:14:42.872 INFO [stderr] 107 | fn cmp_display(&self) { Dec 06 13:14:42.872 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^ Dec 06 13:14:42.880 INFO [stderr] Dec 06 13:14:43.396 INFO [stderr] warning: unused variable: `ip_type` Dec 06 13:14:43.396 INFO [stderr] --> src/chapter6/bin/main.rs:1:10 Dec 06 13:14:43.396 INFO [stderr] | Dec 06 13:14:43.396 INFO [stderr] 1 | fn route(ip_type: IpAddrKind) { } Dec 06 13:14:43.396 INFO [stderr] | ^^^^^^^ help: consider using `_ip_type` instead Dec 06 13:14:43.396 INFO [stderr] | Dec 06 13:14:43.396 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 06 13:14:43.396 INFO [stderr] Dec 06 13:14:43.396 INFO [stderr] warning: unused variable: `x` Dec 06 13:14:43.396 INFO [stderr] --> src/chapter6/bin/main.rs:32:35 Dec 06 13:14:43.396 INFO [stderr] | Dec 06 13:14:43.396 INFO [stderr] 32 | let x = some_string.and_then(|x: &str| Some("sf")); Dec 06 13:14:43.396 INFO [stderr] | ^ help: consider using `_x` instead Dec 06 13:14:43.397 INFO [stderr] Dec 06 13:14:43.397 INFO [stderr] warning: unused variable: `six` Dec 06 13:14:43.397 INFO [stderr] --> src/chapter6/bin/main.rs:11:9 Dec 06 13:14:43.397 INFO [stderr] | Dec 06 13:14:43.397 INFO [stderr] 11 | let six = IpAddrKind::V6; Dec 06 13:14:43.397 INFO [stderr] | ^^^ help: consider using `_six` instead Dec 06 13:14:43.397 INFO [stderr] Dec 06 13:14:43.397 INFO [stderr] warning: unused variable: `home` Dec 06 13:14:43.397 INFO [stderr] --> src/chapter6/bin/main.rs:18:9 Dec 06 13:14:43.397 INFO [stderr] | Dec 06 13:14:43.397 INFO [stderr] 18 | let home = IpAddr::V4(String::from("127.0.0.1")); Dec 06 13:14:43.397 INFO [stderr] | ^^^^ help: consider using `_home` instead Dec 06 13:14:43.397 INFO [stderr] Dec 06 13:14:43.397 INFO [stderr] warning: unused variable: `loopback` Dec 06 13:14:43.397 INFO [stderr] --> src/chapter6/bin/main.rs:19:9 Dec 06 13:14:43.397 INFO [stderr] | Dec 06 13:14:43.397 INFO [stderr] 19 | let loopback = IpAddr::V6(String::from("::1")); Dec 06 13:14:43.397 INFO [stderr] | ^^^^^^^^ help: consider using `_loopback` instead Dec 06 13:14:43.397 INFO [stderr] Dec 06 13:14:43.397 INFO [stderr] warning: unused variable: `home` Dec 06 13:14:43.397 INFO [stderr] --> src/chapter6/bin/main.rs:21:9 Dec 06 13:14:43.397 INFO [stderr] | Dec 06 13:14:43.397 INFO [stderr] 21 | let home = IpAddr2::V4(127, 0, 0, 1); Dec 06 13:14:43.397 INFO [stderr] | ^^^^ help: consider using `_home` instead Dec 06 13:14:43.397 INFO [stderr] Dec 06 13:14:43.397 INFO [stderr] warning: unused variable: `loopback` Dec 06 13:14:43.397 INFO [stderr] --> src/chapter6/bin/main.rs:22:9 Dec 06 13:14:43.397 INFO [stderr] | Dec 06 13:14:43.397 INFO [stderr] 22 | let loopback = IpAddr2::V6(String::from("::1")); Dec 06 13:14:43.397 INFO [stderr] | ^^^^^^^^ help: consider using `_loopback` instead Dec 06 13:14:43.397 INFO [stderr] Dec 06 13:14:43.397 INFO [stderr] warning: variable `count` is assigned to, but never used Dec 06 13:14:43.397 INFO [stderr] --> src/chapter6/bin/main.rs:72:13 Dec 06 13:14:43.397 INFO [stderr] | Dec 06 13:14:43.397 INFO [stderr] 72 | let mut count = 0; Dec 06 13:14:43.397 INFO [stderr] | ^^^^^ Dec 06 13:14:43.397 INFO [stderr] | Dec 06 13:14:43.397 INFO [stderr] = note: consider using `_count` instead Dec 06 13:14:43.397 INFO [stderr] Dec 06 13:14:43.397 INFO [stderr] warning: value assigned to `count` is never read Dec 06 13:14:43.397 INFO [stderr] --> src/chapter6/bin/main.rs:76:9 Dec 06 13:14:43.397 INFO [stderr] | Dec 06 13:14:43.397 INFO [stderr] 76 | count += 1; Dec 06 13:14:43.397 INFO [stderr] | ^^^^^ Dec 06 13:14:43.397 INFO [stderr] | Dec 06 13:14:43.397 INFO [stderr] = note: #[warn(unused_assignments)] on by default Dec 06 13:14:43.397 INFO [stderr] Dec 06 13:14:43.416 INFO [stderr] warning: variant is never constructed: `Quit` Dec 06 13:14:43.416 INFO [stderr] --> src/chapter6/bin/main.rs:94:5 Dec 06 13:14:43.416 INFO [stderr] | Dec 06 13:14:43.416 INFO [stderr] 94 | Quit, Dec 06 13:14:43.416 INFO [stderr] | ^^^^ Dec 06 13:14:43.416 INFO [stderr] | Dec 06 13:14:43.417 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 06 13:14:43.417 INFO [stderr] Dec 06 13:14:43.417 INFO [stderr] warning: variant is never constructed: `Move` Dec 06 13:14:43.417 INFO [stderr] --> src/chapter6/bin/main.rs:95:5 Dec 06 13:14:43.417 INFO [stderr] | Dec 06 13:14:43.417 INFO [stderr] 95 | Move { x: i32, y: i32 }, Dec 06 13:14:43.417 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ Dec 06 13:14:43.417 INFO [stderr] Dec 06 13:14:43.417 INFO [stderr] warning: variant is never constructed: `ChangeColor` Dec 06 13:14:43.417 INFO [stderr] --> src/chapter6/bin/main.rs:97:5 Dec 06 13:14:43.417 INFO [stderr] | Dec 06 13:14:43.417 INFO [stderr] 97 | ChangeColor(i32, i32, i32), Dec 06 13:14:43.417 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 06 13:14:43.417 INFO [stderr] Dec 06 13:14:43.417 INFO [stderr] warning: variant is never constructed: `Alaska` Dec 06 13:14:43.417 INFO [stderr] --> src/chapter6/bin/main.rs:115:5 Dec 06 13:14:43.417 INFO [stderr] | Dec 06 13:14:43.417 INFO [stderr] 115 | Alaska, Dec 06 13:14:43.417 INFO [stderr] | ^^^^^^ Dec 06 13:14:43.417 INFO [stderr] Dec 06 13:14:43.417 INFO [stderr] warning: variant is never constructed: `Nickel` Dec 06 13:14:43.417 INFO [stderr] --> src/chapter6/bin/main.rs:121:5 Dec 06 13:14:43.417 INFO [stderr] | Dec 06 13:14:43.417 INFO [stderr] 121 | Nickel, Dec 06 13:14:43.417 INFO [stderr] | ^^^^^^ Dec 06 13:14:43.417 INFO [stderr] Dec 06 13:14:43.512 INFO [stderr] warning: unused variable: `s` Dec 06 13:14:43.512 INFO [stderr] --> src/lifetimes/bin/main.rs:5:13 Dec 06 13:14:43.512 INFO [stderr] | Dec 06 13:14:43.512 INFO [stderr] 5 | let s: &'static str = "asdsa"; Dec 06 13:14:43.512 INFO [stderr] | ^ help: consider using `_s` instead Dec 06 13:14:43.512 INFO [stderr] | Dec 06 13:14:43.512 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 06 13:14:43.512 INFO [stderr] Dec 06 13:14:43.512 INFO [stderr] warning: unused variable: `y` Dec 06 13:14:43.512 INFO [stderr] --> src/lifetimes/bin/main.rs:40:29 Dec 06 13:14:43.512 INFO [stderr] | Dec 06 13:14:43.512 INFO [stderr] 40 | fn longest2<'a>(x: &'a str, y: &str) -> &'a str { Dec 06 13:14:43.512 INFO [stderr] | ^ help: consider using `_y` instead Dec 06 13:14:43.512 INFO [stderr] Dec 06 13:14:43.512 INFO [stderr] warning: unused variable: `y` Dec 06 13:14:43.512 INFO [stderr] --> src/lifetimes/bin/main.rs:44:29 Dec 06 13:14:43.512 INFO [stderr] | Dec 06 13:14:43.512 INFO [stderr] 44 | fn longest3<'a>(x: &'a str, y: &str) -> &'a str { Dec 06 13:14:43.512 INFO [stderr] | ^ help: consider using `_y` instead Dec 06 13:14:43.512 INFO [stderr] Dec 06 13:14:43.516 INFO [stderr] warning: function is never used: `longest3` Dec 06 13:14:43.516 INFO [stderr] --> src/lifetimes/bin/main.rs:44:1 Dec 06 13:14:43.516 INFO [stderr] | Dec 06 13:14:43.516 INFO [stderr] 44 | fn longest3<'a>(x: &'a str, y: &str) -> &'a str { Dec 06 13:14:43.516 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 06 13:14:43.516 INFO [stderr] | Dec 06 13:14:43.516 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 06 13:14:43.516 INFO [stderr] Dec 06 13:14:43.516 INFO [stderr] warning: field is never used: `a` Dec 06 13:14:43.516 INFO [stderr] --> src/lifetimes/bin/main.rs:50:5 Dec 06 13:14:43.516 INFO [stderr] | Dec 06 13:14:43.516 INFO [stderr] 50 | a: String, Dec 06 13:14:43.516 INFO [stderr] | ^^^^^^^^^ Dec 06 13:14:43.516 INFO [stderr] Dec 06 13:14:43.516 INFO [stderr] warning: method is never used: `level` Dec 06 13:14:43.516 INFO [stderr] --> src/lifetimes/bin/main.rs:54:5 Dec 06 13:14:43.516 INFO [stderr] | Dec 06 13:14:43.516 INFO [stderr] 54 | fn level(&self) -> i32 { Dec 06 13:14:43.516 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ Dec 06 13:14:43.516 INFO [stderr] Dec 06 13:14:43.516 INFO [stderr] warning: method is never used: `a` Dec 06 13:14:43.516 INFO [stderr] --> src/lifetimes/bin/main.rs:60:5 Dec 06 13:14:43.516 INFO [stderr] | Dec 06 13:14:43.516 INFO [stderr] 60 | fn a(&self) -> &str { Dec 06 13:14:43.517 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^ Dec 06 13:14:43.517 INFO [stderr] Dec 06 13:14:43.517 INFO [stderr] warning: function is never used: `longest_with_an_announcement` Dec 06 13:14:43.517 INFO [stderr] --> src/lifetimes/bin/main.rs:67:1 Dec 06 13:14:43.517 INFO [stderr] | Dec 06 13:14:43.517 INFO [stderr] 67 | / fn longest_with_an_announcement<'a, T>(x: &'a str, y: &'a str, ann: T) -> &'a str Dec 06 13:14:43.517 INFO [stderr] 68 | | where T: Display Dec 06 13:14:43.517 INFO [stderr] 69 | | { Dec 06 13:14:43.517 INFO [stderr] 70 | | println!("Announcement! {}", ann); Dec 06 13:14:43.517 INFO [stderr] ... | Dec 06 13:14:43.517 INFO [stderr] 75 | | } Dec 06 13:14:43.517 INFO [stderr] 76 | | } Dec 06 13:14:43.517 INFO [stderr] | |_^ Dec 06 13:14:43.517 INFO [stderr] Dec 06 13:14:43.664 INFO [stderr] warning: function is never used: `max_ch` Dec 06 13:14:43.664 INFO [stderr] --> src/generics/bin/main.rs:51:1 Dec 06 13:14:43.664 INFO [stderr] | Dec 06 13:14:43.664 INFO [stderr] 51 | fn max_ch(list: &[char]) -> Option { Dec 06 13:14:43.664 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 06 13:14:43.664 INFO [stderr] | Dec 06 13:14:43.664 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 06 13:14:43.664 INFO [stderr] Dec 06 13:14:43.708 INFO [stderr] warning: unused variable: `black` Dec 06 13:14:43.708 INFO [stderr] --> src/chapter5/bin/main.rs:23:9 Dec 06 13:14:43.708 INFO [stderr] | Dec 06 13:14:43.708 INFO [stderr] 23 | let black = Color(0, 0, 0); Dec 06 13:14:43.708 INFO [stderr] | ^^^^^ help: consider using `_black` instead Dec 06 13:14:43.708 INFO [stderr] | Dec 06 13:14:43.708 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 06 13:14:43.708 INFO [stderr] Dec 06 13:14:43.708 INFO [stderr] warning: unused variable: `origin` Dec 06 13:14:43.708 INFO [stderr] --> src/chapter5/bin/main.rs:24:9 Dec 06 13:14:43.708 INFO [stderr] | Dec 06 13:14:43.708 INFO [stderr] 24 | let origin = Point(0, 0, 0); Dec 06 13:14:43.708 INFO [stderr] | ^^^^^^ help: consider using `_origin` instead Dec 06 13:14:43.708 INFO [stderr] Dec 06 13:14:43.720 INFO [stderr] warning: function is never used: `build_user` Dec 06 13:14:43.720 INFO [stderr] --> src/chapter5/bin/main.rs:103:1 Dec 06 13:14:43.720 INFO [stderr] | Dec 06 13:14:43.720 INFO [stderr] 103 | fn build_user(email: String, username: String) -> User { Dec 06 13:14:43.720 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 06 13:14:43.724 INFO [stderr] | Dec 06 13:14:43.724 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 06 13:14:43.724 INFO [stderr] Dec 06 13:14:43.760 INFO [stderr] warning: unused variable: `v` Dec 06 13:14:43.760 INFO [stderr] --> src/errors/bin/main.rs:5:9 Dec 06 13:14:43.760 INFO [stderr] | Dec 06 13:14:43.760 INFO [stderr] 5 | let v = vec![1, 2, 3]; Dec 06 13:14:43.760 INFO [stderr] | ^ help: consider using `_v` instead Dec 06 13:14:43.760 INFO [stderr] | Dec 06 13:14:43.760 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 06 13:14:43.760 INFO [stderr] Dec 06 13:14:43.760 INFO [stderr] warning: unused variable: `f` Dec 06 13:14:43.760 INFO [stderr] --> src/errors/bin/main.rs:23:9 Dec 06 13:14:43.760 INFO [stderr] | Dec 06 13:14:43.760 INFO [stderr] 23 | let f = match f { Dec 06 13:14:43.760 INFO [stderr] | ^ help: consider using `_f` instead Dec 06 13:14:43.760 INFO [stderr] Dec 06 13:14:43.764 INFO [stderr] warning: function is never used: `read_username_from_file` Dec 06 13:14:43.764 INFO [stderr] --> src/errors/bin/main.rs:44:1 Dec 06 13:14:43.764 INFO [stderr] | Dec 06 13:14:43.764 INFO [stderr] 44 | fn read_username_from_file() -> Result { Dec 06 13:14:43.764 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 06 13:14:43.764 INFO [stderr] | Dec 06 13:14:43.764 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 06 13:14:43.764 INFO [stderr] Dec 06 13:14:43.764 INFO [stderr] warning: function is never used: `read_username_from_file2` Dec 06 13:14:43.764 INFO [stderr] --> src/errors/bin/main.rs:60:1 Dec 06 13:14:43.764 INFO [stderr] | Dec 06 13:14:43.764 INFO [stderr] 60 | fn read_username_from_file2() -> Result { Dec 06 13:14:43.764 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 06 13:14:43.764 INFO [stderr] Dec 06 13:14:43.775 INFO [stderr] warning: function `openFile` should have a snake case name such as `open_file` Dec 06 13:14:43.775 INFO [stderr] --> src/errors/bin/main.rs:20:1 Dec 06 13:14:43.775 INFO [stderr] | Dec 06 13:14:43.775 INFO [stderr] 20 | / fn openFile() { Dec 06 13:14:43.775 INFO [stderr] 21 | | let f = File::open("hello.txt"); Dec 06 13:14:43.775 INFO [stderr] 22 | | Dec 06 13:14:43.775 INFO [stderr] 23 | | let f = match f { Dec 06 13:14:43.775 INFO [stderr] ... | Dec 06 13:14:43.775 INFO [stderr] 40 | | }; Dec 06 13:14:43.775 INFO [stderr] 41 | | } Dec 06 13:14:43.775 INFO [stderr] | |_^ Dec 06 13:14:43.775 INFO [stderr] | Dec 06 13:14:43.775 INFO [stderr] = note: #[warn(non_snake_case)] on by default Dec 06 13:14:43.775 INFO [stderr] Dec 06 13:14:43.960 INFO [stderr] warning: unused variable: `black` Dec 06 13:14:43.960 INFO [stderr] --> src/chapter3/bin/main.rs:107:9 Dec 06 13:14:43.960 INFO [stderr] | Dec 06 13:14:43.960 INFO [stderr] 107 | let black = Color(0, 0, 0); Dec 06 13:14:43.960 INFO [stderr] | ^^^^^ help: consider using `_black` instead Dec 06 13:14:43.987 INFO [stderr] | Dec 06 13:14:43.987 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 06 13:14:43.987 INFO [stderr] Dec 06 13:14:43.987 INFO [stderr] warning: unused variable: `origin` Dec 06 13:14:43.987 INFO [stderr] --> src/chapter3/bin/main.rs:108:9 Dec 06 13:14:43.987 INFO [stderr] | Dec 06 13:14:43.987 INFO [stderr] 108 | let origin = Point(0, 0, 0); Dec 06 13:14:43.987 INFO [stderr] | ^^^^^^ help: consider using `_origin` instead Dec 06 13:14:43.987 INFO [stderr] Dec 06 13:14:44.102 INFO [stderr] warning: function is never used: `gives_ownership` Dec 06 13:14:44.102 INFO [stderr] --> src/chapter3/bin/main.rs:119:1 Dec 06 13:14:44.102 INFO [stderr] | Dec 06 13:14:44.102 INFO [stderr] 119 | fn gives_ownership() -> String { Dec 06 13:14:44.102 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 06 13:14:44.102 INFO [stderr] | Dec 06 13:14:44.102 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 06 13:14:44.102 INFO [stderr] Dec 06 13:14:44.102 INFO [stderr] warning: function is never used: `takes_and_gives_back` Dec 06 13:14:44.102 INFO [stderr] --> src/chapter3/bin/main.rs:124:1 Dec 06 13:14:44.102 INFO [stderr] | Dec 06 13:14:44.102 INFO [stderr] 124 | fn takes_and_gives_back(a_string: String) -> String { Dec 06 13:14:44.102 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 06 13:14:44.102 INFO [stderr] Dec 06 13:14:44.102 INFO [stderr] warning: function is never used: `no_dangle` Dec 06 13:14:44.102 INFO [stderr] --> src/chapter3/bin/main.rs:149:1 Dec 06 13:14:44.102 INFO [stderr] | Dec 06 13:14:44.102 INFO [stderr] 149 | fn no_dangle() -> String { Dec 06 13:14:44.102 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ Dec 06 13:14:44.102 INFO [stderr] Dec 06 13:14:44.102 INFO [stderr] warning: function is never used: `build_user` Dec 06 13:14:44.102 INFO [stderr] --> src/chapter3/bin/main.rs:187:1 Dec 06 13:14:44.102 INFO [stderr] | Dec 06 13:14:44.102 INFO [stderr] 187 | fn build_user(email: String, username: String) -> User { Dec 06 13:14:44.102 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 06 13:14:44.102 INFO [stderr] Dec 06 13:14:45.412 INFO [stderr] warning: unused imports: `Red`, `Yellow` Dec 06 13:14:45.412 INFO [stderr] --> src/chapter7/bin/main.rs:3:34 Dec 06 13:14:45.412 INFO [stderr] | Dec 06 13:14:45.412 INFO [stderr] 3 | use communicator::TrafficLight::{Red, Yellow}; Dec 06 13:14:45.412 INFO [stderr] | ^^^ ^^^^^^ Dec 06 13:14:45.412 INFO [stderr] | Dec 06 13:14:45.412 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 06 13:14:45.412 INFO [stderr] Dec 06 13:14:45.431 INFO [stderr] warning: unused variable: `red` Dec 06 13:14:45.431 INFO [stderr] --> src/chapter7/bin/main.rs:8:9 Dec 06 13:14:45.431 INFO [stderr] | Dec 06 13:14:45.431 INFO [stderr] 8 | let red = Red; Dec 06 13:14:45.431 INFO [stderr] | ^^^ help: consider using `_red` instead Dec 06 13:14:45.431 INFO [stderr] | Dec 06 13:14:45.431 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 06 13:14:45.431 INFO [stderr] Dec 06 13:14:45.431 INFO [stderr] warning: unused variable: `yellow` Dec 06 13:14:45.431 INFO [stderr] --> src/chapter7/bin/main.rs:9:9 Dec 06 13:14:45.431 INFO [stderr] | Dec 06 13:14:45.431 INFO [stderr] 9 | let yellow = Yellow; Dec 06 13:14:45.431 INFO [stderr] | ^^^^^^ help: consider using `_yellow` instead Dec 06 13:14:45.431 INFO [stderr] Dec 06 13:14:45.431 INFO [stderr] warning: unused variable: `green` Dec 06 13:14:45.431 INFO [stderr] --> src/chapter7/bin/main.rs:10:9 Dec 06 13:14:45.431 INFO [stderr] | Dec 06 13:14:45.431 INFO [stderr] 10 | let green = communicator::TrafficLight::Green; Dec 06 13:14:45.431 INFO [stderr] | ^^^^^ help: consider using `_green` instead Dec 06 13:14:45.431 INFO [stderr] Dec 06 13:14:45.431 INFO [stderr] warning: unused variable: `green` Dec 06 13:14:45.431 INFO [stderr] --> src/chapter7/bin/main.rs:14:9 Dec 06 13:14:45.431 INFO [stderr] | Dec 06 13:14:45.431 INFO [stderr] 14 | let green = Green; Dec 06 13:14:45.431 INFO [stderr] | ^^^^^ help: consider using `_green` instead Dec 06 13:14:45.431 INFO [stderr] Dec 06 13:14:45.636 INFO [stderr] warning: unnecessary parentheses around assigned value Dec 06 13:14:45.636 INFO [stderr] --> src/collections/bin/main.rs:181:14 Dec 06 13:14:45.636 INFO [stderr] | Dec 06 13:14:45.636 INFO [stderr] 181 | t += (*i as f32); Dec 06 13:14:45.636 INFO [stderr] | ^^^^^^^^^^^ help: remove these parentheses Dec 06 13:14:45.636 INFO [stderr] | Dec 06 13:14:45.636 INFO [stderr] = note: #[warn(unused_parens)] on by default Dec 06 13:14:45.636 INFO [stderr] Dec 06 13:14:45.764 INFO [stderr] warning: unused variable: `s1` Dec 06 13:14:45.764 INFO [stderr] --> src/collections/bin/main.rs:99:9 Dec 06 13:14:45.764 INFO [stderr] | Dec 06 13:14:45.764 INFO [stderr] 99 | let s1 = String::from("hello"); Dec 06 13:14:45.764 INFO [stderr] | ^^ help: consider using `_s1` instead Dec 06 13:14:45.764 INFO [stderr] | Dec 06 13:14:45.764 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 06 13:14:45.764 INFO [stderr] Dec 06 13:14:45.764 INFO [stderr] warning: unused variable: `scores` Dec 06 13:14:45.764 INFO [stderr] --> src/collections/bin/main.rs:143:9 Dec 06 13:14:45.764 INFO [stderr] | Dec 06 13:14:45.764 INFO [stderr] 143 | let scores: HashMap<_, _> = zipped.collect(); Dec 06 13:14:45.764 INFO [stderr] | ^^^^^^ help: consider using `_scores` instead Dec 06 13:14:45.764 INFO [stderr] Dec 06 13:14:45.796 INFO [stderr] warning: variable does not need to be mutable Dec 06 13:14:45.796 INFO [stderr] --> src/collections/bin/main.rs:56:9 Dec 06 13:14:45.796 INFO [stderr] | Dec 06 13:14:45.796 INFO [stderr] 56 | let mut s = String::new(); Dec 06 13:14:45.796 INFO [stderr] | ----^ Dec 06 13:14:45.796 INFO [stderr] | | Dec 06 13:14:45.796 INFO [stderr] | help: remove this `mut` Dec 06 13:14:45.796 INFO [stderr] | Dec 06 13:14:45.796 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 06 13:14:45.796 INFO [stderr] Dec 06 13:14:46.754 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.09s Dec 06 13:14:46.764 INFO [stderr] su: No module specific data is present Dec 06 13:14:47.093 INFO running `"docker" "inspect" "b94c5a6cc556e163b7c94099c24b491007ae38fa0a39b04dd27fc7b065b23cdb"` Dec 06 13:14:47.165 INFO running `"docker" "rm" "-f" "b94c5a6cc556e163b7c94099c24b491007ae38fa0a39b04dd27fc7b065b23cdb"` Dec 06 13:14:47.271 INFO [stdout] b94c5a6cc556e163b7c94099c24b491007ae38fa0a39b04dd27fc7b065b23cdb Dec 06 13:14:47.273 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 06 13:14:47.480 INFO [stdout] 1cca197574b5b39a2b8940e8ef1da8ae185dfe488dfb556f5fbd2df935b0272b Dec 06 13:14:47.484 INFO running `"docker" "start" "-a" "1cca197574b5b39a2b8940e8ef1da8ae185dfe488dfb556f5fbd2df935b0272b"` Dec 06 13:14:47.994 INFO [stderr] usermod: no changes Dec 06 13:14:48.081 INFO [stderr] Compiling rusty-train v0.1.0 (/source) Dec 06 13:14:48.937 INFO [stderr] warning: unused variable: `t` Dec 06 13:14:48.937 INFO [stderr] --> src/traits/bin/main.rs:83:24 Dec 06 13:14:48.937 INFO [stderr] | Dec 06 13:14:48.937 INFO [stderr] 83 | fn some_function(t: T, u: U) -> i32 Dec 06 13:14:48.937 INFO [stderr] | ^ help: consider using `_t` instead Dec 06 13:14:48.956 INFO [stderr] | Dec 06 13:14:48.956 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 06 13:14:48.956 INFO [stderr] Dec 06 13:14:48.956 INFO [stderr] warning: unused variable: `u` Dec 06 13:14:48.956 INFO [stderr] --> src/traits/bin/main.rs:83:30 Dec 06 13:14:48.956 INFO [stderr] | Dec 06 13:14:48.956 INFO [stderr] 83 | fn some_function(t: T, u: U) -> i32 Dec 06 13:14:48.956 INFO [stderr] | ^ help: consider using `_u` instead Dec 06 13:14:48.956 INFO [stderr] Dec 06 13:14:49.004 INFO [stderr] warning: function is never used: `some_function` Dec 06 13:14:49.004 INFO [stderr] --> src/traits/bin/main.rs:83:1 Dec 06 13:14:49.004 INFO [stderr] | Dec 06 13:14:49.004 INFO [stderr] 83 | / fn some_function(t: T, u: U) -> i32 Dec 06 13:14:49.004 INFO [stderr] 84 | | where T: std::fmt::Display + Clone, Dec 06 13:14:49.004 INFO [stderr] 85 | | U: Clone + std::fmt::Debug { Dec 06 13:14:49.004 INFO [stderr] 86 | | 1 Dec 06 13:14:49.004 INFO [stderr] 87 | | } Dec 06 13:14:49.004 INFO [stderr] | |_^ Dec 06 13:14:49.004 INFO [stderr] | Dec 06 13:14:49.004 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 06 13:14:49.004 INFO [stderr] Dec 06 13:14:49.004 INFO [stderr] warning: struct is never constructed: `Pair` Dec 06 13:14:49.004 INFO [stderr] --> src/traits/bin/main.rs:92:1 Dec 06 13:14:49.004 INFO [stderr] | Dec 06 13:14:49.004 INFO [stderr] 92 | struct Pair { Dec 06 13:14:49.004 INFO [stderr] | ^^^^^^^^^^^^^^ Dec 06 13:14:49.004 INFO [stderr] Dec 06 13:14:49.004 INFO [stderr] warning: method is never used: `new` Dec 06 13:14:49.004 INFO [stderr] --> src/traits/bin/main.rs:98:5 Dec 06 13:14:49.004 INFO [stderr] | Dec 06 13:14:49.004 INFO [stderr] 98 | fn new(x: T, y: T) -> Self { Dec 06 13:14:49.005 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 06 13:14:49.005 INFO [stderr] Dec 06 13:14:49.005 INFO [stderr] warning: method is never used: `cmp_display` Dec 06 13:14:49.005 INFO [stderr] --> src/traits/bin/main.rs:107:5 Dec 06 13:14:49.005 INFO [stderr] | Dec 06 13:14:49.005 INFO [stderr] 107 | fn cmp_display(&self) { Dec 06 13:14:49.005 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^ Dec 06 13:14:49.005 INFO [stderr] Dec 06 13:14:49.166 INFO [stderr] warning: unused variable: `s` Dec 06 13:14:49.166 INFO [stderr] --> src/lifetimes/bin/main.rs:5:13 Dec 06 13:14:49.166 INFO [stderr] | Dec 06 13:14:49.166 INFO [stderr] 5 | let s: &'static str = "asdsa"; Dec 06 13:14:49.166 INFO [stderr] | ^ help: consider using `_s` instead Dec 06 13:14:49.166 INFO [stderr] | Dec 06 13:14:49.166 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 06 13:14:49.166 INFO [stderr] Dec 06 13:14:49.166 INFO [stderr] warning: unused variable: `y` Dec 06 13:14:49.166 INFO [stderr] --> src/lifetimes/bin/main.rs:40:29 Dec 06 13:14:49.166 INFO [stderr] | Dec 06 13:14:49.166 INFO [stderr] 40 | fn longest2<'a>(x: &'a str, y: &str) -> &'a str { Dec 06 13:14:49.166 INFO [stderr] | ^ help: consider using `_y` instead Dec 06 13:14:49.166 INFO [stderr] Dec 06 13:14:49.166 INFO [stderr] warning: unused variable: `y` Dec 06 13:14:49.166 INFO [stderr] --> src/lifetimes/bin/main.rs:44:29 Dec 06 13:14:49.166 INFO [stderr] | Dec 06 13:14:49.166 INFO [stderr] 44 | fn longest3<'a>(x: &'a str, y: &str) -> &'a str { Dec 06 13:14:49.166 INFO [stderr] | ^ help: consider using `_y` instead Dec 06 13:14:49.166 INFO [stderr] Dec 06 13:14:49.173 INFO [stderr] warning: function is never used: `longest3` Dec 06 13:14:49.173 INFO [stderr] --> src/lifetimes/bin/main.rs:44:1 Dec 06 13:14:49.173 INFO [stderr] | Dec 06 13:14:49.173 INFO [stderr] 44 | fn longest3<'a>(x: &'a str, y: &str) -> &'a str { Dec 06 13:14:49.173 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 06 13:14:49.173 INFO [stderr] | Dec 06 13:14:49.173 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 06 13:14:49.173 INFO [stderr] Dec 06 13:14:49.173 INFO [stderr] warning: field is never used: `a` Dec 06 13:14:49.173 INFO [stderr] --> src/lifetimes/bin/main.rs:50:5 Dec 06 13:14:49.173 INFO [stderr] | Dec 06 13:14:49.173 INFO [stderr] 50 | a: String, Dec 06 13:14:49.173 INFO [stderr] | ^^^^^^^^^ Dec 06 13:14:49.173 INFO [stderr] Dec 06 13:14:49.173 INFO [stderr] warning: method is never used: `level` Dec 06 13:14:49.173 INFO [stderr] --> src/lifetimes/bin/main.rs:54:5 Dec 06 13:14:49.173 INFO [stderr] | Dec 06 13:14:49.173 INFO [stderr] 54 | fn level(&self) -> i32 { Dec 06 13:14:49.173 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ Dec 06 13:14:49.173 INFO [stderr] Dec 06 13:14:49.173 INFO [stderr] warning: method is never used: `a` Dec 06 13:14:49.173 INFO [stderr] --> src/lifetimes/bin/main.rs:60:5 Dec 06 13:14:49.173 INFO [stderr] | Dec 06 13:14:49.173 INFO [stderr] 60 | fn a(&self) -> &str { Dec 06 13:14:49.173 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^ Dec 06 13:14:49.173 INFO [stderr] Dec 06 13:14:49.176 INFO [stderr] warning: function is never used: `longest_with_an_announcement` Dec 06 13:14:49.176 INFO [stderr] --> src/lifetimes/bin/main.rs:67:1 Dec 06 13:14:49.176 INFO [stderr] | Dec 06 13:14:49.176 INFO [stderr] 67 | / fn longest_with_an_announcement<'a, T>(x: &'a str, y: &'a str, ann: T) -> &'a str Dec 06 13:14:49.176 INFO [stderr] 68 | | where T: Display Dec 06 13:14:49.176 INFO [stderr] 69 | | { Dec 06 13:14:49.176 INFO [stderr] 70 | | println!("Announcement! {}", ann); Dec 06 13:14:49.176 INFO [stderr] ... | Dec 06 13:14:49.176 INFO [stderr] 75 | | } Dec 06 13:14:49.176 INFO [stderr] 76 | | } Dec 06 13:14:49.176 INFO [stderr] | |_^ Dec 06 13:14:49.176 INFO [stderr] Dec 06 13:14:49.299 INFO [stderr] warning: unused imports: `Red`, `Yellow` Dec 06 13:14:49.299 INFO [stderr] --> src/chapter7/bin/main.rs:3:34 Dec 06 13:14:49.299 INFO [stderr] | Dec 06 13:14:49.299 INFO [stderr] 3 | use communicator::TrafficLight::{Red, Yellow}; Dec 06 13:14:49.299 INFO [stderr] | ^^^ ^^^^^^ Dec 06 13:14:49.299 INFO [stderr] | Dec 06 13:14:49.299 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 06 13:14:49.299 INFO [stderr] Dec 06 13:14:49.308 INFO [stderr] warning: unnecessary parentheses around assigned value Dec 06 13:14:49.308 INFO [stderr] --> src/collections/bin/main.rs:181:14 Dec 06 13:14:49.308 INFO [stderr] | Dec 06 13:14:49.308 INFO [stderr] 181 | t += (*i as f32); Dec 06 13:14:49.308 INFO [stderr] | ^^^^^^^^^^^ help: remove these parentheses Dec 06 13:14:49.308 INFO [stderr] | Dec 06 13:14:49.308 INFO [stderr] = note: #[warn(unused_parens)] on by default Dec 06 13:14:49.308 INFO [stderr] Dec 06 13:14:49.340 INFO [stderr] warning: unused variable: `red` Dec 06 13:14:49.340 INFO [stderr] --> src/chapter7/bin/main.rs:8:9 Dec 06 13:14:49.340 INFO [stderr] | Dec 06 13:14:49.340 INFO [stderr] 8 | let red = Red; Dec 06 13:14:49.340 INFO [stderr] | ^^^ help: consider using `_red` instead Dec 06 13:14:49.373 INFO [stderr] | Dec 06 13:14:49.373 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 06 13:14:49.373 INFO [stderr] Dec 06 13:14:49.373 INFO [stderr] warning: unused variable: `yellow` Dec 06 13:14:49.373 INFO [stderr] --> src/chapter7/bin/main.rs:9:9 Dec 06 13:14:49.373 INFO [stderr] | Dec 06 13:14:49.373 INFO [stderr] 9 | let yellow = Yellow; Dec 06 13:14:49.373 INFO [stderr] | ^^^^^^ help: consider using `_yellow` instead Dec 06 13:14:49.373 INFO [stderr] Dec 06 13:14:49.373 INFO [stderr] warning: unused variable: `green` Dec 06 13:14:49.373 INFO [stderr] --> src/chapter7/bin/main.rs:10:9 Dec 06 13:14:49.373 INFO [stderr] | Dec 06 13:14:49.373 INFO [stderr] 10 | let green = communicator::TrafficLight::Green; Dec 06 13:14:49.373 INFO [stderr] | ^^^^^ help: consider using `_green` instead Dec 06 13:14:49.373 INFO [stderr] Dec 06 13:14:49.373 INFO [stderr] warning: unused variable: `green` Dec 06 13:14:49.373 INFO [stderr] --> src/chapter7/bin/main.rs:14:9 Dec 06 13:14:49.373 INFO [stderr] | Dec 06 13:14:49.373 INFO [stderr] 14 | let green = Green; Dec 06 13:14:49.373 INFO [stderr] | ^^^^^ help: consider using `_green` instead Dec 06 13:14:49.373 INFO [stderr] Dec 06 13:14:49.457 INFO [stderr] warning: unused variable: `ip_type` Dec 06 13:14:49.457 INFO [stderr] --> src/chapter6/bin/main.rs:1:10 Dec 06 13:14:49.457 INFO [stderr] | Dec 06 13:14:49.457 INFO [stderr] 1 | fn route(ip_type: IpAddrKind) { } Dec 06 13:14:49.457 INFO [stderr] | ^^^^^^^ help: consider using `_ip_type` instead Dec 06 13:14:49.457 INFO [stderr] | Dec 06 13:14:49.457 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 06 13:14:49.457 INFO [stderr] Dec 06 13:14:49.457 INFO [stderr] warning: unused variable: `x` Dec 06 13:14:49.457 INFO [stderr] --> src/chapter6/bin/main.rs:32:35 Dec 06 13:14:49.457 INFO [stderr] | Dec 06 13:14:49.457 INFO [stderr] 32 | let x = some_string.and_then(|x: &str| Some("sf")); Dec 06 13:14:49.457 INFO [stderr] | ^ help: consider using `_x` instead Dec 06 13:14:49.457 INFO [stderr] Dec 06 13:14:49.457 INFO [stderr] warning: unused variable: `six` Dec 06 13:14:49.457 INFO [stderr] --> src/chapter6/bin/main.rs:11:9 Dec 06 13:14:49.457 INFO [stderr] | Dec 06 13:14:49.457 INFO [stderr] 11 | let six = IpAddrKind::V6; Dec 06 13:14:49.457 INFO [stderr] | ^^^ help: consider using `_six` instead Dec 06 13:14:49.457 INFO [stderr] Dec 06 13:14:49.457 INFO [stderr] warning: unused variable: `home` Dec 06 13:14:49.457 INFO [stderr] --> src/chapter6/bin/main.rs:18:9 Dec 06 13:14:49.457 INFO [stderr] | Dec 06 13:14:49.457 INFO [stderr] 18 | let home = IpAddr::V4(String::from("127.0.0.1")); Dec 06 13:14:49.457 INFO [stderr] | ^^^^ help: consider using `_home` instead Dec 06 13:14:49.457 INFO [stderr] Dec 06 13:14:49.457 INFO [stderr] warning: unused variable: `loopback` Dec 06 13:14:49.457 INFO [stderr] --> src/chapter6/bin/main.rs:19:9 Dec 06 13:14:49.458 INFO [stderr] | Dec 06 13:14:49.458 INFO [stderr] 19 | let loopback = IpAddr::V6(String::from("::1")); Dec 06 13:14:49.458 INFO [stderr] | ^^^^^^^^ help: consider using `_loopback` instead Dec 06 13:14:49.458 INFO [stderr] Dec 06 13:14:49.458 INFO [stderr] warning: unused variable: `home` Dec 06 13:14:49.458 INFO [stderr] --> src/chapter6/bin/main.rs:21:9 Dec 06 13:14:49.458 INFO [stderr] | Dec 06 13:14:49.458 INFO [stderr] 21 | let home = IpAddr2::V4(127, 0, 0, 1); Dec 06 13:14:49.458 INFO [stderr] | ^^^^ help: consider using `_home` instead Dec 06 13:14:49.458 INFO [stderr] Dec 06 13:14:49.468 INFO [stderr] warning: unused variable: `loopback` Dec 06 13:14:49.468 INFO [stderr] --> src/chapter6/bin/main.rs:22:9 Dec 06 13:14:49.468 INFO [stderr] | Dec 06 13:14:49.468 INFO [stderr] 22 | let loopback = IpAddr2::V6(String::from("::1")); Dec 06 13:14:49.468 INFO [stderr] | ^^^^^^^^ help: consider using `_loopback` instead Dec 06 13:14:49.468 INFO [stderr] Dec 06 13:14:49.468 INFO [stderr] warning: variable `count` is assigned to, but never used Dec 06 13:14:49.468 INFO [stderr] --> src/chapter6/bin/main.rs:72:13 Dec 06 13:14:49.468 INFO [stderr] | Dec 06 13:14:49.468 INFO [stderr] 72 | let mut count = 0; Dec 06 13:14:49.468 INFO [stderr] | ^^^^^ Dec 06 13:14:49.468 INFO [stderr] | Dec 06 13:14:49.468 INFO [stderr] = note: consider using `_count` instead Dec 06 13:14:49.468 INFO [stderr] Dec 06 13:14:49.468 INFO [stderr] warning: value assigned to `count` is never read Dec 06 13:14:49.468 INFO [stderr] --> src/chapter6/bin/main.rs:76:9 Dec 06 13:14:49.468 INFO [stderr] | Dec 06 13:14:49.468 INFO [stderr] 76 | count += 1; Dec 06 13:14:49.468 INFO [stderr] | ^^^^^ Dec 06 13:14:49.468 INFO [stderr] | Dec 06 13:14:49.468 INFO [stderr] = note: #[warn(unused_assignments)] on by default Dec 06 13:14:49.468 INFO [stderr] Dec 06 13:14:49.476 INFO [stderr] warning: variant is never constructed: `Quit` Dec 06 13:14:49.476 INFO [stderr] --> src/chapter6/bin/main.rs:94:5 Dec 06 13:14:49.476 INFO [stderr] | Dec 06 13:14:49.476 INFO [stderr] 94 | Quit, Dec 06 13:14:49.476 INFO [stderr] | ^^^^ Dec 06 13:14:49.476 INFO [stderr] | Dec 06 13:14:49.476 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 06 13:14:49.476 INFO [stderr] Dec 06 13:14:49.476 INFO [stderr] warning: variant is never constructed: `Move` Dec 06 13:14:49.476 INFO [stderr] --> src/chapter6/bin/main.rs:95:5 Dec 06 13:14:49.476 INFO [stderr] | Dec 06 13:14:49.476 INFO [stderr] 95 | Move { x: i32, y: i32 }, Dec 06 13:14:49.476 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ Dec 06 13:14:49.476 INFO [stderr] Dec 06 13:14:49.476 INFO [stderr] warning: variant is never constructed: `ChangeColor` Dec 06 13:14:49.476 INFO [stderr] --> src/chapter6/bin/main.rs:97:5 Dec 06 13:14:49.476 INFO [stderr] | Dec 06 13:14:49.476 INFO [stderr] 97 | ChangeColor(i32, i32, i32), Dec 06 13:14:49.476 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 06 13:14:49.476 INFO [stderr] Dec 06 13:14:49.476 INFO [stderr] warning: variant is never constructed: `Alaska` Dec 06 13:14:49.476 INFO [stderr] --> src/chapter6/bin/main.rs:115:5 Dec 06 13:14:49.476 INFO [stderr] | Dec 06 13:14:49.476 INFO [stderr] 115 | Alaska, Dec 06 13:14:49.476 INFO [stderr] | ^^^^^^ Dec 06 13:14:49.476 INFO [stderr] Dec 06 13:14:49.476 INFO [stderr] warning: variant is never constructed: `Nickel` Dec 06 13:14:49.476 INFO [stderr] --> src/chapter6/bin/main.rs:121:5 Dec 06 13:14:49.476 INFO [stderr] | Dec 06 13:14:49.476 INFO [stderr] 121 | Nickel, Dec 06 13:14:49.476 INFO [stderr] | ^^^^^^ Dec 06 13:14:49.476 INFO [stderr] Dec 06 13:14:49.500 INFO [stderr] warning: unused variable: `s1` Dec 06 13:14:49.500 INFO [stderr] --> src/collections/bin/main.rs:99:9 Dec 06 13:14:49.500 INFO [stderr] | Dec 06 13:14:49.500 INFO [stderr] 99 | let s1 = String::from("hello"); Dec 06 13:14:49.500 INFO [stderr] | ^^ help: consider using `_s1` instead Dec 06 13:14:49.500 INFO [stderr] | Dec 06 13:14:49.500 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 06 13:14:49.500 INFO [stderr] Dec 06 13:14:49.500 INFO [stderr] warning: unused variable: `scores` Dec 06 13:14:49.500 INFO [stderr] --> src/collections/bin/main.rs:143:9 Dec 06 13:14:49.500 INFO [stderr] | Dec 06 13:14:49.500 INFO [stderr] 143 | let scores: HashMap<_, _> = zipped.collect(); Dec 06 13:14:49.500 INFO [stderr] | ^^^^^^ help: consider using `_scores` instead Dec 06 13:14:49.500 INFO [stderr] Dec 06 13:14:49.548 INFO [stderr] warning: variable does not need to be mutable Dec 06 13:14:49.548 INFO [stderr] --> src/collections/bin/main.rs:56:9 Dec 06 13:14:49.548 INFO [stderr] | Dec 06 13:14:49.548 INFO [stderr] 56 | let mut s = String::new(); Dec 06 13:14:49.548 INFO [stderr] | ----^ Dec 06 13:14:49.548 INFO [stderr] | | Dec 06 13:14:49.548 INFO [stderr] | help: remove this `mut` Dec 06 13:14:49.548 INFO [stderr] | Dec 06 13:14:49.548 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 06 13:14:49.549 INFO [stderr] Dec 06 13:14:49.612 INFO [stderr] warning: unused variable: `black` Dec 06 13:14:49.612 INFO [stderr] --> src/chapter3/bin/main.rs:107:9 Dec 06 13:14:49.612 INFO [stderr] | Dec 06 13:14:49.612 INFO [stderr] 107 | let black = Color(0, 0, 0); Dec 06 13:14:49.612 INFO [stderr] | ^^^^^ help: consider using `_black` instead Dec 06 13:14:49.612 INFO [stderr] | Dec 06 13:14:49.613 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 06 13:14:49.613 INFO [stderr] Dec 06 13:14:49.613 INFO [stderr] warning: unused variable: `origin` Dec 06 13:14:49.613 INFO [stderr] --> src/chapter3/bin/main.rs:108:9 Dec 06 13:14:49.613 INFO [stderr] | Dec 06 13:14:49.613 INFO [stderr] 108 | let origin = Point(0, 0, 0); Dec 06 13:14:49.613 INFO [stderr] | ^^^^^^ help: consider using `_origin` instead Dec 06 13:14:49.613 INFO [stderr] Dec 06 13:14:49.636 INFO [stderr] warning: function is never used: `gives_ownership` Dec 06 13:14:49.636 INFO [stderr] --> src/chapter3/bin/main.rs:119:1 Dec 06 13:14:49.636 INFO [stderr] | Dec 06 13:14:49.636 INFO [stderr] 119 | fn gives_ownership() -> String { Dec 06 13:14:49.636 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 06 13:14:49.636 INFO [stderr] | Dec 06 13:14:49.636 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 06 13:14:49.636 INFO [stderr] Dec 06 13:14:49.636 INFO [stderr] warning: function is never used: `takes_and_gives_back` Dec 06 13:14:49.637 INFO [stderr] --> src/chapter3/bin/main.rs:124:1 Dec 06 13:14:49.637 INFO [stderr] | Dec 06 13:14:49.637 INFO [stderr] 124 | fn takes_and_gives_back(a_string: String) -> String { Dec 06 13:14:49.637 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 06 13:14:49.637 INFO [stderr] Dec 06 13:14:49.637 INFO [stderr] warning: function is never used: `no_dangle` Dec 06 13:14:49.637 INFO [stderr] --> src/chapter3/bin/main.rs:149:1 Dec 06 13:14:49.637 INFO [stderr] | Dec 06 13:14:49.637 INFO [stderr] 149 | fn no_dangle() -> String { Dec 06 13:14:49.637 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ Dec 06 13:14:49.637 INFO [stderr] Dec 06 13:14:49.637 INFO [stderr] warning: function is never used: `build_user` Dec 06 13:14:49.637 INFO [stderr] --> src/chapter3/bin/main.rs:187:1 Dec 06 13:14:49.637 INFO [stderr] | Dec 06 13:14:49.637 INFO [stderr] 187 | fn build_user(email: String, username: String) -> User { Dec 06 13:14:49.637 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 06 13:14:49.637 INFO [stderr] Dec 06 13:14:50.197 INFO [stderr] warning: function is never used: `middle_function` Dec 06 13:14:50.197 INFO [stderr] --> src/communicator/lib/mod.rs:6:5 Dec 06 13:14:50.197 INFO [stderr] | Dec 06 13:14:50.197 INFO [stderr] 6 | pub fn middle_function() { Dec 06 13:14:50.197 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ Dec 06 13:14:50.197 INFO [stderr] | Dec 06 13:14:50.197 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 06 13:14:50.197 INFO [stderr] Dec 06 13:14:50.197 INFO [stderr] warning: function is never used: `middle_secret_function` Dec 06 13:14:50.197 INFO [stderr] --> src/communicator/lib/mod.rs:10:5 Dec 06 13:14:50.197 INFO [stderr] | Dec 06 13:14:50.197 INFO [stderr] 10 | fn middle_secret_function() { Dec 06 13:14:50.197 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 06 13:14:50.197 INFO [stderr] Dec 06 13:14:50.197 INFO [stderr] warning: function is never used: `inner_function` Dec 06 13:14:50.197 INFO [stderr] --> src/communicator/lib/mod.rs:17:9 Dec 06 13:14:50.197 INFO [stderr] | Dec 06 13:14:50.197 INFO [stderr] 17 | pub fn inner_function() {} Dec 06 13:14:50.197 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ Dec 06 13:14:50.197 INFO [stderr] Dec 06 13:14:50.198 INFO [stderr] warning: function is never used: `secret_function` Dec 06 13:14:50.198 INFO [stderr] --> src/communicator/lib/mod.rs:19:9 Dec 06 13:14:50.198 INFO [stderr] | Dec 06 13:14:50.198 INFO [stderr] 19 | fn secret_function() { Dec 06 13:14:50.198 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^ Dec 06 13:14:50.198 INFO [stderr] Dec 06 13:14:50.198 INFO [stderr] warning: function is never used: `inner_function` Dec 06 13:14:50.198 INFO [stderr] --> src/communicator/lib/mod.rs:26:13 Dec 06 13:14:50.198 INFO [stderr] | Dec 06 13:14:50.198 INFO [stderr] 26 | pub fn inner_function() { Dec 06 13:14:50.198 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ Dec 06 13:14:50.198 INFO [stderr] Dec 06 13:14:50.198 INFO [stderr] warning: function is never used: `try_me` Dec 06 13:14:50.198 INFO [stderr] --> src/communicator/lib/mod.rs:56:1 Dec 06 13:14:50.198 INFO [stderr] | Dec 06 13:14:50.198 INFO [stderr] 56 | fn try_me() { Dec 06 13:14:50.198 INFO [stderr] | ^^^^^^^^^^^ Dec 06 13:14:50.198 INFO [stderr] Dec 06 13:14:51.044 INFO [stderr] warning: unused variable: `v` Dec 06 13:14:51.044 INFO [stderr] --> src/errors/bin/main.rs:5:9 Dec 06 13:14:51.044 INFO [stderr] | Dec 06 13:14:51.044 INFO [stderr] 5 | let v = vec![1, 2, 3]; Dec 06 13:14:51.044 INFO [stderr] | ^ help: consider using `_v` instead Dec 06 13:14:51.044 INFO [stderr] | Dec 06 13:14:51.044 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 06 13:14:51.044 INFO [stderr] Dec 06 13:14:51.044 INFO [stderr] warning: unused variable: `f` Dec 06 13:14:51.044 INFO [stderr] --> src/errors/bin/main.rs:23:9 Dec 06 13:14:51.044 INFO [stderr] | Dec 06 13:14:51.044 INFO [stderr] 23 | let f = match f { Dec 06 13:14:51.044 INFO [stderr] | ^ help: consider using `_f` instead Dec 06 13:14:51.044 INFO [stderr] Dec 06 13:14:51.072 INFO [stderr] warning: function is never used: `read_username_from_file` Dec 06 13:14:51.072 INFO [stderr] --> src/errors/bin/main.rs:44:1 Dec 06 13:14:51.072 INFO [stderr] | Dec 06 13:14:51.072 INFO [stderr] 44 | fn read_username_from_file() -> Result { Dec 06 13:14:51.072 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 06 13:14:51.072 INFO [stderr] | Dec 06 13:14:51.072 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 06 13:14:51.072 INFO [stderr] Dec 06 13:14:51.072 INFO [stderr] warning: function is never used: `read_username_from_file2` Dec 06 13:14:51.072 INFO [stderr] --> src/errors/bin/main.rs:60:1 Dec 06 13:14:51.072 INFO [stderr] | Dec 06 13:14:51.072 INFO [stderr] 60 | fn read_username_from_file2() -> Result { Dec 06 13:14:51.072 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 06 13:14:51.072 INFO [stderr] Dec 06 13:14:51.104 INFO [stderr] warning: function `openFile` should have a snake case name such as `open_file` Dec 06 13:14:51.104 INFO [stderr] --> src/errors/bin/main.rs:20:1 Dec 06 13:14:51.104 INFO [stderr] | Dec 06 13:14:51.104 INFO [stderr] 20 | / fn openFile() { Dec 06 13:14:51.104 INFO [stderr] 21 | | let f = File::open("hello.txt"); Dec 06 13:14:51.104 INFO [stderr] 22 | | Dec 06 13:14:51.104 INFO [stderr] 23 | | let f = match f { Dec 06 13:14:51.104 INFO [stderr] ... | Dec 06 13:14:51.104 INFO [stderr] 40 | | }; Dec 06 13:14:51.104 INFO [stderr] 41 | | } Dec 06 13:14:51.104 INFO [stderr] | |_^ Dec 06 13:14:51.124 INFO [stderr] | Dec 06 13:14:51.124 INFO [stderr] = note: #[warn(non_snake_case)] on by default Dec 06 13:14:51.124 INFO [stderr] Dec 06 13:14:51.160 INFO [stderr] warning: function is never used: `max_ch` Dec 06 13:14:51.160 INFO [stderr] --> src/generics/bin/main.rs:51:1 Dec 06 13:14:51.160 INFO [stderr] | Dec 06 13:14:51.160 INFO [stderr] 51 | fn max_ch(list: &[char]) -> Option { Dec 06 13:14:51.160 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 06 13:14:51.168 INFO [stderr] | Dec 06 13:14:51.168 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 06 13:14:51.168 INFO [stderr] Dec 06 13:14:51.212 INFO [stderr] warning: unused variable: `black` Dec 06 13:14:51.212 INFO [stderr] --> src/chapter5/bin/main.rs:23:9 Dec 06 13:14:51.212 INFO [stderr] | Dec 06 13:14:51.212 INFO [stderr] 23 | let black = Color(0, 0, 0); Dec 06 13:14:51.212 INFO [stderr] | ^^^^^ help: consider using `_black` instead Dec 06 13:14:51.212 INFO [stderr] | Dec 06 13:14:51.212 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 06 13:14:51.212 INFO [stderr] Dec 06 13:14:51.212 INFO [stderr] warning: unused variable: `origin` Dec 06 13:14:51.212 INFO [stderr] --> src/chapter5/bin/main.rs:24:9 Dec 06 13:14:51.212 INFO [stderr] | Dec 06 13:14:51.212 INFO [stderr] 24 | let origin = Point(0, 0, 0); Dec 06 13:14:51.212 INFO [stderr] | ^^^^^^ help: consider using `_origin` instead Dec 06 13:14:51.212 INFO [stderr] Dec 06 13:14:51.216 INFO [stderr] warning: function is never used: `build_user` Dec 06 13:14:51.216 INFO [stderr] --> src/chapter5/bin/main.rs:103:1 Dec 06 13:14:51.216 INFO [stderr] | Dec 06 13:14:51.216 INFO [stderr] 103 | fn build_user(email: String, username: String) -> User { Dec 06 13:14:51.216 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 06 13:14:51.216 INFO [stderr] | Dec 06 13:14:51.216 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 06 13:14:51.216 INFO [stderr] Dec 06 13:14:51.622 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.61s Dec 06 13:14:51.629 INFO [stderr] su: No module specific data is present Dec 06 13:14:51.941 INFO running `"docker" "inspect" "1cca197574b5b39a2b8940e8ef1da8ae185dfe488dfb556f5fbd2df935b0272b"` Dec 06 13:14:52.050 INFO running `"docker" "rm" "-f" "1cca197574b5b39a2b8940e8ef1da8ae185dfe488dfb556f5fbd2df935b0272b"` Dec 06 13:14:52.132 INFO [stdout] 1cca197574b5b39a2b8940e8ef1da8ae185dfe488dfb556f5fbd2df935b0272b Dec 06 13:14:52.134 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 06 13:14:52.303 INFO [stdout] 4263c30e2d04581e537a01824de7fe9817707f456ae30726ec7889280ce5c5f0 Dec 06 13:14:52.305 INFO running `"docker" "start" "-a" "4263c30e2d04581e537a01824de7fe9817707f456ae30726ec7889280ce5c5f0"` Dec 06 13:14:52.860 INFO [stderr] usermod: no changes Dec 06 13:14:52.901 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.03s Dec 06 13:14:52.903 INFO [stderr] Running /target/debug/deps/communicator-958a37a34fe8169f Dec 06 13:14:52.905 INFO [stdout] Dec 06 13:14:52.905 INFO [stdout] running 9 tests Dec 06 13:14:52.906 INFO [stdout] test tests::expensive_test ... ignored Dec 06 13:14:52.906 INFO [stdout] test tests::one_hundred ... ok Dec 06 13:14:52.906 INFO [stdout] test tests::smaller_cannot_hold_larger ... ok Dec 06 13:14:52.906 INFO [stdout] test tests::larger_can_hold_smaller ... ok Dec 06 13:14:52.906 INFO [stdout] test tests::it_adds_two ... ok Dec 06 13:14:52.906 INFO [stdout] test tests::add_three_and_two ... ok Dec 06 13:14:52.906 INFO [stdout] test tests::exploration ... ok Dec 06 13:14:52.906 INFO [stdout] test tests::add_two_and_two ... ok Dec 06 13:14:52.906 INFO [stdout] test tests::this_test_will_pass ... ok Dec 06 13:14:52.906 INFO [stdout] Dec 06 13:14:52.906 INFO [stdout] test result: ok. 8 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out Dec 06 13:14:52.906 INFO [stdout] Dec 06 13:14:52.906 INFO [stderr] Running /target/debug/deps/chapter3-cc032cb36e606422 Dec 06 13:14:52.909 INFO [stdout] Dec 06 13:14:52.909 INFO [stdout] running 0 tests Dec 06 13:14:52.909 INFO [stdout] Dec 06 13:14:52.909 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out Dec 06 13:14:52.909 INFO [stdout] Dec 06 13:14:52.909 INFO [stdout] Dec 06 13:14:52.909 INFO [stdout] running 0 tests Dec 06 13:14:52.909 INFO [stdout] Dec 06 13:14:52.909 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out Dec 06 13:14:52.909 INFO [stdout] Dec 06 13:14:52.909 INFO [stderr] Running /target/debug/deps/chapter5-95555b83891b9255 Dec 06 13:14:52.910 INFO [stderr] Running /target/debug/deps/chapter6-2bda62be9e4a0b56 Dec 06 13:14:52.911 INFO [stdout] Dec 06 13:14:52.911 INFO [stdout] running 0 tests Dec 06 13:14:52.911 INFO [stdout] Dec 06 13:14:52.911 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out Dec 06 13:14:52.911 INFO [stdout] Dec 06 13:14:52.911 INFO [stderr] Running /target/debug/deps/chapter7-7302e6cb875ad56a Dec 06 13:14:52.912 INFO [stdout] Dec 06 13:14:52.912 INFO [stdout] running 0 tests Dec 06 13:14:52.912 INFO [stdout] Dec 06 13:14:52.912 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out Dec 06 13:14:52.912 INFO [stdout] Dec 06 13:14:52.912 INFO [stderr] Running /target/debug/deps/collections-9f0eb658f7d2ed79 Dec 06 13:14:52.914 INFO [stdout] Dec 06 13:14:52.914 INFO [stdout] running 0 tests Dec 06 13:14:52.914 INFO [stdout] Dec 06 13:14:52.914 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out Dec 06 13:14:52.914 INFO [stdout] Dec 06 13:14:52.914 INFO [stderr] Running /target/debug/deps/errors-eb11fcc96801b284 Dec 06 13:14:52.915 INFO [stdout] Dec 06 13:14:52.915 INFO [stdout] running 0 tests Dec 06 13:14:52.915 INFO [stdout] Dec 06 13:14:52.915 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out Dec 06 13:14:52.915 INFO [stdout] Dec 06 13:14:52.915 INFO [stderr] Running /target/debug/deps/generics-9f4971011fdeac95 Dec 06 13:14:52.917 INFO [stdout] Dec 06 13:14:52.917 INFO [stdout] running 0 tests Dec 06 13:14:52.917 INFO [stdout] Dec 06 13:14:52.917 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out Dec 06 13:14:52.917 INFO [stdout] Dec 06 13:14:52.917 INFO [stderr] Running /target/debug/deps/lifetimes-9c276f69233b5ef6 Dec 06 13:14:52.918 INFO [stdout] Dec 06 13:14:52.918 INFO [stdout] running 0 tests Dec 06 13:14:52.918 INFO [stdout] Dec 06 13:14:52.918 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out Dec 06 13:14:52.918 INFO [stdout] Dec 06 13:14:52.919 INFO [stderr] Running /target/debug/deps/minigrep-014e0344882aeaad Dec 06 13:14:52.920 INFO [stdout] Dec 06 13:14:52.920 INFO [stdout] running 0 tests Dec 06 13:14:52.920 INFO [stdout] Dec 06 13:14:52.920 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out Dec 06 13:14:52.920 INFO [stdout] Dec 06 13:14:52.920 INFO [stderr] Running /target/debug/deps/traits-a8d51ce0407e275d Dec 06 13:14:52.921 INFO [stdout] Dec 06 13:14:52.921 INFO [stdout] running 0 tests Dec 06 13:14:52.921 INFO [stdout] Dec 06 13:14:52.921 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out Dec 06 13:14:52.921 INFO [stdout] Dec 06 13:14:52.921 INFO [stderr] Running /target/debug/deps/integration_test-19da4f15303c5479 Dec 06 13:14:52.923 INFO [stdout] Dec 06 13:14:52.923 INFO [stdout] running 1 test Dec 06 13:14:52.923 INFO [stdout] test it_adds_two_ingrt ... ok Dec 06 13:14:52.923 INFO [stdout] Dec 06 13:14:52.923 INFO [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out Dec 06 13:14:52.923 INFO [stdout] Dec 06 13:14:52.923 INFO [stderr] Doc-tests communicator Dec 06 13:14:53.461 INFO [stdout] Dec 06 13:14:53.461 INFO [stdout] running 0 tests Dec 06 13:14:53.461 INFO [stdout] Dec 06 13:14:53.461 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out Dec 06 13:14:53.461 INFO [stdout] Dec 06 13:14:53.468 INFO [stderr] su: No module specific data is present Dec 06 13:14:54.219 INFO running `"docker" "inspect" "4263c30e2d04581e537a01824de7fe9817707f456ae30726ec7889280ce5c5f0"` Dec 06 13:14:54.420 INFO running `"docker" "rm" "-f" "4263c30e2d04581e537a01824de7fe9817707f456ae30726ec7889280ce5c5f0"` Dec 06 13:14:54.646 INFO [stdout] 4263c30e2d04581e537a01824de7fe9817707f456ae30726ec7889280ce5c5f0