Oct 12 14:28:11.514 INFO checking ryota-sakamoto/rust_study against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977 Oct 12 14:28:11.514 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-7/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-7/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-alt check --frozen --all --all-targets" "-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"` Oct 12 14:28:11.829 INFO blam! 3e03d5e5178bbb8539b9d950fa7509be389fe7cd7f398208aa9e947350454439 Oct 12 14:28:11.844 INFO running `"docker" "start" "-a" "3e03d5e5178bbb8539b9d950fa7509be389fe7cd7f398208aa9e947350454439"` Oct 12 14:28:12.893 INFO kablam! usermod: no changes Oct 12 14:28:12.964 INFO kablam! Checking rust_test v0.1.0 (/source) Oct 12 14:28:13.288 INFO kablam! warning: unused macro definition Oct 12 14:28:13.288 INFO kablam! --> src/list.rs:53:1 Oct 12 14:28:13.288 INFO kablam! | Oct 12 14:28:13.288 INFO kablam! 53 | / macro_rules! list { Oct 12 14:28:13.288 INFO kablam! 54 | | ($($n: expr),*) => { Oct 12 14:28:13.288 INFO kablam! 55 | | { Oct 12 14:28:13.288 INFO kablam! 56 | | let mut list = List::empty_list(); Oct 12 14:28:13.288 INFO kablam! ... | Oct 12 14:28:13.288 INFO kablam! 74 | | }; Oct 12 14:28:13.288 INFO kablam! 75 | | } Oct 12 14:28:13.288 INFO kablam! | |_^ Oct 12 14:28:13.288 INFO kablam! | Oct 12 14:28:13.288 INFO kablam! = note: #[warn(unused_macros)] on by default Oct 12 14:28:13.288 INFO kablam! Oct 12 14:28:13.380 INFO kablam! warning: function is never used: `call` Oct 12 14:28:13.380 INFO kablam! --> src/module.rs:1:1 Oct 12 14:28:13.380 INFO kablam! | Oct 12 14:28:13.380 INFO kablam! 1 | pub fn call() { Oct 12 14:28:13.380 INFO kablam! | ^^^^^^^^^^^^^ Oct 12 14:28:13.380 INFO kablam! | Oct 12 14:28:13.380 INFO kablam! = note: #[warn(dead_code)] on by default Oct 12 14:28:13.380 INFO kablam! Oct 12 14:28:13.381 INFO kablam! warning: enum is never used: `List` Oct 12 14:28:13.381 INFO kablam! --> src/list.rs:4:1 Oct 12 14:28:13.381 INFO kablam! | Oct 12 14:28:13.381 INFO kablam! 4 | pub enum List { Oct 12 14:28:13.381 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 14:28:13.381 INFO kablam! Oct 12 14:28:13.381 INFO kablam! warning: method is never used: `empty_list` Oct 12 14:28:13.381 INFO kablam! --> src/list.rs:13:5 Oct 12 14:28:13.381 INFO kablam! | Oct 12 14:28:13.381 INFO kablam! 13 | pub fn empty_list() -> List { Oct 12 14:28:13.381 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 14:28:13.381 INFO kablam! Oct 12 14:28:13.381 INFO kablam! warning: method is never used: `prepend` Oct 12 14:28:13.381 INFO kablam! --> src/list.rs:17:5 Oct 12 14:28:13.381 INFO kablam! | Oct 12 14:28:13.381 INFO kablam! 17 | pub fn prepend(self, t: T) -> Self { Oct 12 14:28:13.381 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 14:28:13.381 INFO kablam! Oct 12 14:28:13.381 INFO kablam! warning: method is never used: `head` Oct 12 14:28:13.381 INFO kablam! --> src/list.rs:24:5 Oct 12 14:28:13.381 INFO kablam! | Oct 12 14:28:13.381 INFO kablam! 24 | pub fn head(&self) -> &T { Oct 12 14:28:13.381 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 14:28:13.381 INFO kablam! Oct 12 14:28:13.381 INFO kablam! warning: method is never used: `last` Oct 12 14:28:13.381 INFO kablam! --> src/list.rs:31:5 Oct 12 14:28:13.381 INFO kablam! | Oct 12 14:28:13.381 INFO kablam! 31 | pub fn last(&self) -> &T { Oct 12 14:28:13.381 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 14:28:13.381 INFO kablam! Oct 12 14:28:13.381 INFO kablam! warning: method is never used: `is_empty` Oct 12 14:28:13.381 INFO kablam! --> src/list.rs:44:5 Oct 12 14:28:13.381 INFO kablam! | Oct 12 14:28:13.381 INFO kablam! 44 | fn is_empty(&self) -> bool { Oct 12 14:28:13.381 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 14:28:13.381 INFO kablam! Oct 12 14:28:13.381 INFO kablam! warning: function is never used: `tailrec` Oct 12 14:28:13.381 INFO kablam! --> src/list.rs:87:1 Oct 12 14:28:13.381 INFO kablam! | Oct 12 14:28:13.381 INFO kablam! 87 | fn tailrec(list: &List) { Oct 12 14:28:13.381 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 14:28:13.381 INFO kablam! Oct 12 14:28:13.390 INFO kablam! warning: the `head:` in this pattern is redundant Oct 12 14:28:13.390 INFO kablam! --> src/list.rs:27:26 Oct 12 14:28:13.390 INFO kablam! | Oct 12 14:28:13.390 INFO kablam! 27 | &List::List {head: ref head, tail: _} => head, Oct 12 14:28:13.390 INFO kablam! | -----^^^^^^^^^ Oct 12 14:28:13.390 INFO kablam! | | Oct 12 14:28:13.390 INFO kablam! | help: remove this Oct 12 14:28:13.391 INFO kablam! | Oct 12 14:28:13.391 INFO kablam! = note: #[warn(non_shorthand_field_patterns)] on by default Oct 12 14:28:13.391 INFO kablam! Oct 12 14:28:13.391 INFO kablam! warning: the `head:` in this pattern is redundant Oct 12 14:28:13.391 INFO kablam! --> src/list.rs:34:26 Oct 12 14:28:13.391 INFO kablam! | Oct 12 14:28:13.391 INFO kablam! 34 | &List::List {head: ref head, tail: ref tail} => { Oct 12 14:28:13.391 INFO kablam! | -----^^^^^^^^^ Oct 12 14:28:13.391 INFO kablam! | | Oct 12 14:28:13.391 INFO kablam! | help: remove this Oct 12 14:28:13.391 INFO kablam! Oct 12 14:28:13.391 INFO kablam! warning: the `tail:` in this pattern is redundant Oct 12 14:28:13.391 INFO kablam! --> src/list.rs:34:42 Oct 12 14:28:13.391 INFO kablam! | Oct 12 14:28:13.391 INFO kablam! 34 | &List::List {head: ref head, tail: ref tail} => { Oct 12 14:28:13.391 INFO kablam! | -----^^^^^^^^^ Oct 12 14:28:13.391 INFO kablam! | | Oct 12 14:28:13.391 INFO kablam! | help: remove this Oct 12 14:28:13.391 INFO kablam! Oct 12 14:28:13.391 INFO kablam! warning: the `head:` in this pattern is redundant Oct 12 14:28:13.391 INFO kablam! --> src/list.rs:90:22 Oct 12 14:28:13.391 INFO kablam! | Oct 12 14:28:13.391 INFO kablam! 90 | &List::List {head: ref head, tail: ref tail} => { Oct 12 14:28:13.391 INFO kablam! | -----^^^^^^^^^ Oct 12 14:28:13.391 INFO kablam! | | Oct 12 14:28:13.391 INFO kablam! | help: remove this Oct 12 14:28:13.391 INFO kablam! Oct 12 14:28:13.391 INFO kablam! warning: the `tail:` in this pattern is redundant Oct 12 14:28:13.391 INFO kablam! --> src/list.rs:90:38 Oct 12 14:28:13.391 INFO kablam! | Oct 12 14:28:13.391 INFO kablam! 90 | &List::List {head: ref head, tail: ref tail} => { Oct 12 14:28:13.391 INFO kablam! | -----^^^^^^^^^ Oct 12 14:28:13.391 INFO kablam! | | Oct 12 14:28:13.391 INFO kablam! | help: remove this Oct 12 14:28:13.391 INFO kablam! Oct 12 14:28:13.504 INFO kablam! warning: unused macro definition Oct 12 14:28:13.504 INFO kablam! --> src/list.rs:53:1 Oct 12 14:28:13.504 INFO kablam! | Oct 12 14:28:13.504 INFO kablam! 53 | / macro_rules! list { Oct 12 14:28:13.504 INFO kablam! 54 | | ($($n: expr),*) => { Oct 12 14:28:13.504 INFO kablam! 55 | | { Oct 12 14:28:13.504 INFO kablam! 56 | | let mut list = List::empty_list(); Oct 12 14:28:13.504 INFO kablam! ... | Oct 12 14:28:13.505 INFO kablam! 74 | | }; Oct 12 14:28:13.505 INFO kablam! 75 | | } Oct 12 14:28:13.505 INFO kablam! | |_^ Oct 12 14:28:13.505 INFO kablam! | Oct 12 14:28:13.505 INFO kablam! = note: #[warn(unused_macros)] on by default Oct 12 14:28:13.505 INFO kablam! Oct 12 14:28:13.561 INFO kablam! warning: function is never used: `call` Oct 12 14:28:13.561 INFO kablam! --> src/module.rs:1:1 Oct 12 14:28:13.561 INFO kablam! | Oct 12 14:28:13.561 INFO kablam! 1 | pub fn call() { Oct 12 14:28:13.561 INFO kablam! | ^^^^^^^^^^^^^ Oct 12 14:28:13.561 INFO kablam! | Oct 12 14:28:13.561 INFO kablam! = note: #[warn(dead_code)] on by default Oct 12 14:28:13.561 INFO kablam! Oct 12 14:28:13.561 INFO kablam! warning: enum is never used: `List` Oct 12 14:28:13.561 INFO kablam! --> src/list.rs:4:1 Oct 12 14:28:13.561 INFO kablam! | Oct 12 14:28:13.561 INFO kablam! 4 | pub enum List { Oct 12 14:28:13.561 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 14:28:13.561 INFO kablam! Oct 12 14:28:13.561 INFO kablam! warning: method is never used: `empty_list` Oct 12 14:28:13.561 INFO kablam! --> src/list.rs:13:5 Oct 12 14:28:13.561 INFO kablam! | Oct 12 14:28:13.561 INFO kablam! 13 | pub fn empty_list() -> List { Oct 12 14:28:13.561 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 14:28:13.561 INFO kablam! Oct 12 14:28:13.561 INFO kablam! warning: method is never used: `prepend` Oct 12 14:28:13.561 INFO kablam! --> src/list.rs:17:5 Oct 12 14:28:13.561 INFO kablam! | Oct 12 14:28:13.561 INFO kablam! 17 | pub fn prepend(self, t: T) -> Self { Oct 12 14:28:13.561 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 14:28:13.561 INFO kablam! Oct 12 14:28:13.561 INFO kablam! warning: method is never used: `head` Oct 12 14:28:13.561 INFO kablam! --> src/list.rs:24:5 Oct 12 14:28:13.561 INFO kablam! | Oct 12 14:28:13.561 INFO kablam! 24 | pub fn head(&self) -> &T { Oct 12 14:28:13.561 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 14:28:13.561 INFO kablam! Oct 12 14:28:13.561 INFO kablam! warning: method is never used: `last` Oct 12 14:28:13.561 INFO kablam! --> src/list.rs:31:5 Oct 12 14:28:13.561 INFO kablam! | Oct 12 14:28:13.561 INFO kablam! 31 | pub fn last(&self) -> &T { Oct 12 14:28:13.561 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 14:28:13.561 INFO kablam! Oct 12 14:28:13.561 INFO kablam! warning: method is never used: `is_empty` Oct 12 14:28:13.561 INFO kablam! --> src/list.rs:44:5 Oct 12 14:28:13.561 INFO kablam! | Oct 12 14:28:13.561 INFO kablam! 44 | fn is_empty(&self) -> bool { Oct 12 14:28:13.561 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 14:28:13.562 INFO kablam! Oct 12 14:28:13.562 INFO kablam! warning: function is never used: `tailrec` Oct 12 14:28:13.562 INFO kablam! --> src/list.rs:87:1 Oct 12 14:28:13.562 INFO kablam! | Oct 12 14:28:13.562 INFO kablam! 87 | fn tailrec(list: &List) { Oct 12 14:28:13.562 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 14:28:13.562 INFO kablam! Oct 12 14:28:13.573 INFO kablam! warning: the `head:` in this pattern is redundant Oct 12 14:28:13.573 INFO kablam! --> src/list.rs:27:26 Oct 12 14:28:13.573 INFO kablam! | Oct 12 14:28:13.573 INFO kablam! 27 | &List::List {head: ref head, tail: _} => head, Oct 12 14:28:13.573 INFO kablam! | -----^^^^^^^^^ Oct 12 14:28:13.573 INFO kablam! | | Oct 12 14:28:13.573 INFO kablam! | help: remove this Oct 12 14:28:13.573 INFO kablam! | Oct 12 14:28:13.573 INFO kablam! = note: #[warn(non_shorthand_field_patterns)] on by default Oct 12 14:28:13.573 INFO kablam! Oct 12 14:28:13.573 INFO kablam! warning: the `head:` in this pattern is redundant Oct 12 14:28:13.573 INFO kablam! --> src/list.rs:34:26 Oct 12 14:28:13.573 INFO kablam! | Oct 12 14:28:13.573 INFO kablam! 34 | &List::List {head: ref head, tail: ref tail} => { Oct 12 14:28:13.573 INFO kablam! | -----^^^^^^^^^ Oct 12 14:28:13.573 INFO kablam! | | Oct 12 14:28:13.573 INFO kablam! | help: remove this Oct 12 14:28:13.573 INFO kablam! Oct 12 14:28:13.573 INFO kablam! warning: the `tail:` in this pattern is redundant Oct 12 14:28:13.573 INFO kablam! --> src/list.rs:34:42 Oct 12 14:28:13.573 INFO kablam! | Oct 12 14:28:13.573 INFO kablam! 34 | &List::List {head: ref head, tail: ref tail} => { Oct 12 14:28:13.573 INFO kablam! | -----^^^^^^^^^ Oct 12 14:28:13.573 INFO kablam! | | Oct 12 14:28:13.573 INFO kablam! | help: remove this Oct 12 14:28:13.573 INFO kablam! Oct 12 14:28:13.573 INFO kablam! warning: the `head:` in this pattern is redundant Oct 12 14:28:13.573 INFO kablam! --> src/list.rs:90:22 Oct 12 14:28:13.573 INFO kablam! | Oct 12 14:28:13.573 INFO kablam! 90 | &List::List {head: ref head, tail: ref tail} => { Oct 12 14:28:13.573 INFO kablam! | -----^^^^^^^^^ Oct 12 14:28:13.573 INFO kablam! | | Oct 12 14:28:13.573 INFO kablam! | help: remove this Oct 12 14:28:13.573 INFO kablam! Oct 12 14:28:13.573 INFO kablam! warning: the `tail:` in this pattern is redundant Oct 12 14:28:13.573 INFO kablam! --> src/list.rs:90:38 Oct 12 14:28:13.573 INFO kablam! | Oct 12 14:28:13.573 INFO kablam! 90 | &List::List {head: ref head, tail: ref tail} => { Oct 12 14:28:13.573 INFO kablam! | -----^^^^^^^^^ Oct 12 14:28:13.573 INFO kablam! | | Oct 12 14:28:13.573 INFO kablam! | help: remove this Oct 12 14:28:13.573 INFO kablam! Oct 12 14:28:13.942 INFO kablam! warning: unused macro definition Oct 12 14:28:13.942 INFO kablam! --> src/list.rs:53:1 Oct 12 14:28:13.942 INFO kablam! | Oct 12 14:28:13.942 INFO kablam! 53 | / macro_rules! list { Oct 12 14:28:13.942 INFO kablam! 54 | | ($($n: expr),*) => { Oct 12 14:28:13.942 INFO kablam! 55 | | { Oct 12 14:28:13.942 INFO kablam! 56 | | let mut list = List::empty_list(); Oct 12 14:28:13.942 INFO kablam! ... | Oct 12 14:28:13.942 INFO kablam! 74 | | }; Oct 12 14:28:13.942 INFO kablam! 75 | | } Oct 12 14:28:13.942 INFO kablam! | |_^ Oct 12 14:28:13.953 INFO kablam! | Oct 12 14:28:13.953 INFO kablam! = note: #[warn(unused_macros)] on by default Oct 12 14:28:13.953 INFO kablam! Oct 12 14:28:14.020 INFO kablam! warning: unused macro definition Oct 12 14:28:14.020 INFO kablam! --> src/list.rs:53:1 Oct 12 14:28:14.020 INFO kablam! | Oct 12 14:28:14.020 INFO kablam! 53 | / macro_rules! list { Oct 12 14:28:14.021 INFO kablam! 54 | | ($($n: expr),*) => { Oct 12 14:28:14.021 INFO kablam! 55 | | { Oct 12 14:28:14.021 INFO kablam! 56 | | let mut list = List::empty_list(); Oct 12 14:28:14.021 INFO kablam! ... | Oct 12 14:28:14.021 INFO kablam! 74 | | }; Oct 12 14:28:14.021 INFO kablam! 75 | | } Oct 12 14:28:14.021 INFO kablam! | |_^ Oct 12 14:28:14.021 INFO kablam! | Oct 12 14:28:14.021 INFO kablam! = note: #[warn(unused_macros)] on by default Oct 12 14:28:14.021 INFO kablam! Oct 12 14:28:14.138 INFO kablam! warning: method is never used: `head` Oct 12 14:28:14.138 INFO kablam! --> src/list.rs:24:5 Oct 12 14:28:14.138 INFO kablam! | Oct 12 14:28:14.139 INFO kablam! 24 | pub fn head(&self) -> &T { Oct 12 14:28:14.139 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 14:28:14.139 INFO kablam! | Oct 12 14:28:14.139 INFO kablam! = note: #[warn(dead_code)] on by default Oct 12 14:28:14.139 INFO kablam! Oct 12 14:28:14.139 INFO kablam! warning: method is never used: `last` Oct 12 14:28:14.139 INFO kablam! --> src/list.rs:31:5 Oct 12 14:28:14.139 INFO kablam! | Oct 12 14:28:14.139 INFO kablam! 31 | pub fn last(&self) -> &T { Oct 12 14:28:14.139 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 14:28:14.139 INFO kablam! Oct 12 14:28:14.139 INFO kablam! warning: method is never used: `is_empty` Oct 12 14:28:14.139 INFO kablam! --> src/list.rs:44:5 Oct 12 14:28:14.139 INFO kablam! | Oct 12 14:28:14.139 INFO kablam! 44 | fn is_empty(&self) -> bool { Oct 12 14:28:14.139 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 14:28:14.139 INFO kablam! Oct 12 14:28:14.139 INFO kablam! warning: function is never used: `tailrec` Oct 12 14:28:14.139 INFO kablam! --> src/list.rs:87:1 Oct 12 14:28:14.139 INFO kablam! | Oct 12 14:28:14.139 INFO kablam! 87 | fn tailrec(list: &List) { Oct 12 14:28:14.139 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 14:28:14.139 INFO kablam! Oct 12 14:28:14.139 INFO kablam! warning: the `head:` in this pattern is redundant Oct 12 14:28:14.139 INFO kablam! --> src/list.rs:27:26 Oct 12 14:28:14.139 INFO kablam! | Oct 12 14:28:14.139 INFO kablam! 27 | &List::List {head: ref head, tail: _} => head, Oct 12 14:28:14.139 INFO kablam! | -----^^^^^^^^^ Oct 12 14:28:14.139 INFO kablam! | | Oct 12 14:28:14.139 INFO kablam! | help: remove this Oct 12 14:28:14.140 INFO kablam! | Oct 12 14:28:14.140 INFO kablam! = note: #[warn(non_shorthand_field_patterns)] on by default Oct 12 14:28:14.140 INFO kablam! Oct 12 14:28:14.140 INFO kablam! warning: the `head:` in this pattern is redundant Oct 12 14:28:14.140 INFO kablam! --> src/list.rs:34:26 Oct 12 14:28:14.140 INFO kablam! | Oct 12 14:28:14.140 INFO kablam! 34 | &List::List {head: ref head, tail: ref tail} => { Oct 12 14:28:14.140 INFO kablam! | -----^^^^^^^^^ Oct 12 14:28:14.140 INFO kablam! | | Oct 12 14:28:14.140 INFO kablam! | help: remove this Oct 12 14:28:14.140 INFO kablam! Oct 12 14:28:14.140 INFO kablam! warning: the `tail:` in this pattern is redundant Oct 12 14:28:14.140 INFO kablam! --> src/list.rs:34:42 Oct 12 14:28:14.140 INFO kablam! | Oct 12 14:28:14.140 INFO kablam! 34 | &List::List {head: ref head, tail: ref tail} => { Oct 12 14:28:14.140 INFO kablam! | -----^^^^^^^^^ Oct 12 14:28:14.140 INFO kablam! | | Oct 12 14:28:14.140 INFO kablam! | help: remove this Oct 12 14:28:14.140 INFO kablam! Oct 12 14:28:14.140 INFO kablam! warning: the `head:` in this pattern is redundant Oct 12 14:28:14.140 INFO kablam! --> src/list.rs:90:22 Oct 12 14:28:14.140 INFO kablam! | Oct 12 14:28:14.140 INFO kablam! 90 | &List::List {head: ref head, tail: ref tail} => { Oct 12 14:28:14.140 INFO kablam! | -----^^^^^^^^^ Oct 12 14:28:14.140 INFO kablam! | | Oct 12 14:28:14.140 INFO kablam! | help: remove this Oct 12 14:28:14.140 INFO kablam! Oct 12 14:28:14.140 INFO kablam! warning: the `tail:` in this pattern is redundant Oct 12 14:28:14.140 INFO kablam! --> src/list.rs:90:38 Oct 12 14:28:14.140 INFO kablam! | Oct 12 14:28:14.140 INFO kablam! 90 | &List::List {head: ref head, tail: ref tail} => { Oct 12 14:28:14.140 INFO kablam! | -----^^^^^^^^^ Oct 12 14:28:14.140 INFO kablam! | | Oct 12 14:28:14.140 INFO kablam! | help: remove this Oct 12 14:28:14.140 INFO kablam! Oct 12 14:28:14.278 INFO kablam! warning: method is never used: `head` Oct 12 14:28:14.278 INFO kablam! --> src/list.rs:24:5 Oct 12 14:28:14.278 INFO kablam! | Oct 12 14:28:14.278 INFO kablam! 24 | pub fn head(&self) -> &T { Oct 12 14:28:14.278 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 14:28:14.278 INFO kablam! | Oct 12 14:28:14.278 INFO kablam! = note: #[warn(dead_code)] on by default Oct 12 14:28:14.278 INFO kablam! Oct 12 14:28:14.278 INFO kablam! warning: method is never used: `last` Oct 12 14:28:14.278 INFO kablam! --> src/list.rs:31:5 Oct 12 14:28:14.278 INFO kablam! | Oct 12 14:28:14.278 INFO kablam! 31 | pub fn last(&self) -> &T { Oct 12 14:28:14.278 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 14:28:14.278 INFO kablam! Oct 12 14:28:14.278 INFO kablam! warning: method is never used: `is_empty` Oct 12 14:28:14.278 INFO kablam! --> src/list.rs:44:5 Oct 12 14:28:14.278 INFO kablam! | Oct 12 14:28:14.278 INFO kablam! 44 | fn is_empty(&self) -> bool { Oct 12 14:28:14.278 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 14:28:14.278 INFO kablam! Oct 12 14:28:14.278 INFO kablam! warning: function is never used: `tailrec` Oct 12 14:28:14.278 INFO kablam! --> src/list.rs:87:1 Oct 12 14:28:14.278 INFO kablam! | Oct 12 14:28:14.278 INFO kablam! 87 | fn tailrec(list: &List) { Oct 12 14:28:14.278 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 14:28:14.278 INFO kablam! Oct 12 14:28:14.278 INFO kablam! warning: the `head:` in this pattern is redundant Oct 12 14:28:14.278 INFO kablam! --> src/list.rs:27:26 Oct 12 14:28:14.279 INFO kablam! | Oct 12 14:28:14.279 INFO kablam! 27 | &List::List {head: ref head, tail: _} => head, Oct 12 14:28:14.279 INFO kablam! | -----^^^^^^^^^ Oct 12 14:28:14.279 INFO kablam! | | Oct 12 14:28:14.279 INFO kablam! | help: remove this Oct 12 14:28:14.279 INFO kablam! | Oct 12 14:28:14.279 INFO kablam! = note: #[warn(non_shorthand_field_patterns)] on by default Oct 12 14:28:14.279 INFO kablam! Oct 12 14:28:14.279 INFO kablam! warning: the `head:` in this pattern is redundant Oct 12 14:28:14.279 INFO kablam! --> src/list.rs:34:26 Oct 12 14:28:14.279 INFO kablam! | Oct 12 14:28:14.279 INFO kablam! 34 | &List::List {head: ref head, tail: ref tail} => { Oct 12 14:28:14.279 INFO kablam! | -----^^^^^^^^^ Oct 12 14:28:14.279 INFO kablam! | | Oct 12 14:28:14.279 INFO kablam! | help: remove this Oct 12 14:28:14.279 INFO kablam! Oct 12 14:28:14.279 INFO kablam! warning: the `tail:` in this pattern is redundant Oct 12 14:28:14.279 INFO kablam! --> src/list.rs:34:42 Oct 12 14:28:14.279 INFO kablam! | Oct 12 14:28:14.279 INFO kablam! 34 | &List::List {head: ref head, tail: ref tail} => { Oct 12 14:28:14.279 INFO kablam! | -----^^^^^^^^^ Oct 12 14:28:14.279 INFO kablam! | | Oct 12 14:28:14.279 INFO kablam! | help: remove this Oct 12 14:28:14.279 INFO kablam! Oct 12 14:28:14.279 INFO kablam! warning: the `head:` in this pattern is redundant Oct 12 14:28:14.279 INFO kablam! --> src/list.rs:90:22 Oct 12 14:28:14.279 INFO kablam! | Oct 12 14:28:14.279 INFO kablam! 90 | &List::List {head: ref head, tail: ref tail} => { Oct 12 14:28:14.279 INFO kablam! | -----^^^^^^^^^ Oct 12 14:28:14.279 INFO kablam! | | Oct 12 14:28:14.279 INFO kablam! | help: remove this Oct 12 14:28:14.279 INFO kablam! Oct 12 14:28:14.279 INFO kablam! warning: the `tail:` in this pattern is redundant Oct 12 14:28:14.279 INFO kablam! --> src/list.rs:90:38 Oct 12 14:28:14.279 INFO kablam! | Oct 12 14:28:14.279 INFO kablam! 90 | &List::List {head: ref head, tail: ref tail} => { Oct 12 14:28:14.279 INFO kablam! | -----^^^^^^^^^ Oct 12 14:28:14.279 INFO kablam! | | Oct 12 14:28:14.279 INFO kablam! | help: remove this Oct 12 14:28:14.279 INFO kablam! Oct 12 14:28:14.358 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 1.44s Oct 12 14:28:14.362 INFO kablam! su: No module specific data is present Oct 12 14:28:15.161 INFO running `"docker" "rm" "-f" "3e03d5e5178bbb8539b9d950fa7509be389fe7cd7f398208aa9e947350454439"` Oct 12 14:28:15.428 INFO blam! 3e03d5e5178bbb8539b9d950fa7509be389fe7cd7f398208aa9e947350454439