Nov 04 01:42:57.042 INFO checking nuclearpesto/rust-binary-tree against try#e740b9aa0b624fa39feb39613e76d15bdf57e594 for pr-55655
Nov 04 01:42:57.042 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-1/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55655/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/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 +e740b9aa0b624fa39feb39613e76d15bdf57e594-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"`
Nov 04 01:42:57.621 INFO blam! 754fa1b0cf080ef7a2afff6b282135c31efc2f7837f9642e7e5159704fcf7b3d
Nov 04 01:42:57.623 INFO running `"docker" "start" "-a" "754fa1b0cf080ef7a2afff6b282135c31efc2f7837f9642e7e5159704fcf7b3d"`
Nov 04 01:43:00.299 INFO kablam! usermod: no changes
Nov 04 01:43:00.386 INFO kablam!     Checking binarytree v0.1.0 (/source)
Nov 04 01:43:01.002 INFO kablam! warning[E0170]: pattern binding `Less` is named the same as one of the variants of the type `std::cmp::Ordering`
Nov 04 01:43:01.002 INFO kablam!   --> src/main.rs:55:17
Nov 04 01:43:01.002 INFO kablam!    |
Nov 04 01:43:01.002 INFO kablam! 55 |                 Less => {
Nov 04 01:43:01.002 INFO kablam!    |                 ^^^^ help: to match on the variant, qualify the path: `std::cmp::Ordering::Less`
Nov 04 01:43:01.002 INFO kablam! 
Nov 04 01:43:01.002 INFO kablam! warning[E0170]: pattern binding `Equal` is named the same as one of the variants of the type `std::cmp::Ordering`
Nov 04 01:43:01.002 INFO kablam!   --> src/main.rs:67:17
Nov 04 01:43:01.002 INFO kablam!    |
Nov 04 01:43:01.002 INFO kablam! 67 |                 Equal => {
Nov 04 01:43:01.002 INFO kablam!    |                 ^^^^^ help: to match on the variant, qualify the path: `std::cmp::Ordering::Equal`
Nov 04 01:43:01.002 INFO kablam! 
Nov 04 01:43:01.004 INFO kablam! warning: unreachable pattern
Nov 04 01:43:01.004 INFO kablam!   --> src/main.rs:61:17
Nov 04 01:43:01.004 INFO kablam!    |
Nov 04 01:43:01.004 INFO kablam! 55 |                 Less => {
Nov 04 01:43:01.004 INFO kablam!    |                 ---- matches any value
Nov 04 01:43:01.004 INFO kablam! ...
Nov 04 01:43:01.004 INFO kablam! 61 |                 More => {
Nov 04 01:43:01.004 INFO kablam!    |                 ^^^^ unreachable pattern
Nov 04 01:43:01.004 INFO kablam!    |
Nov 04 01:43:01.004 INFO kablam!    = note: #[warn(unreachable_patterns)] on by default
Nov 04 01:43:01.004 INFO kablam! 
Nov 04 01:43:01.005 INFO kablam! warning: unreachable pattern
Nov 04 01:43:01.005 INFO kablam!   --> src/main.rs:67:17
Nov 04 01:43:01.005 INFO kablam!    |
Nov 04 01:43:01.005 INFO kablam! 55 |                 Less => {
Nov 04 01:43:01.005 INFO kablam!    |                 ---- matches any value
Nov 04 01:43:01.005 INFO kablam! ...
Nov 04 01:43:01.005 INFO kablam! 67 |                 Equal => {
Nov 04 01:43:01.005 INFO kablam!    |                 ^^^^^ unreachable pattern
Nov 04 01:43:01.005 INFO kablam! 
Nov 04 01:43:01.005 INFO kablam! warning: unused variable: `Less`
Nov 04 01:43:01.005 INFO kablam!   --> src/main.rs:55:17
Nov 04 01:43:01.005 INFO kablam!    |
Nov 04 01:43:01.005 INFO kablam! 55 |                 Less => {
Nov 04 01:43:01.005 INFO kablam!    |                 ^^^^ help: consider using `_Less` instead
Nov 04 01:43:01.005 INFO kablam!    |
Nov 04 01:43:01.005 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 04 01:43:01.005 INFO kablam! 
Nov 04 01:43:01.005 INFO kablam! warning: unused variable: `More`
Nov 04 01:43:01.005 INFO kablam!   --> src/main.rs:61:17
Nov 04 01:43:01.005 INFO kablam!    |
Nov 04 01:43:01.005 INFO kablam! 61 |                 More => {
Nov 04 01:43:01.005 INFO kablam!    |                 ^^^^ help: consider using `_More` instead
Nov 04 01:43:01.005 INFO kablam! 
Nov 04 01:43:01.011 INFO kablam! warning: unused variable: `Equal`
Nov 04 01:43:01.011 INFO kablam!   --> src/main.rs:67:17
Nov 04 01:43:01.011 INFO kablam!    |
Nov 04 01:43:01.011 INFO kablam! 67 |                 Equal => {
Nov 04 01:43:01.011 INFO kablam!    |                 ^^^^^ help: consider using `_Equal` instead
Nov 04 01:43:01.012 INFO kablam! 
Nov 04 01:43:01.049 INFO kablam! warning[E0170]: pattern binding `Less` is named the same as one of the variants of the type `std::cmp::Ordering`
Nov 04 01:43:01.049 INFO kablam!   --> src/main.rs:55:17
Nov 04 01:43:01.049 INFO kablam!    |
Nov 04 01:43:01.049 INFO kablam! 55 |                 Less => {
Nov 04 01:43:01.049 INFO kablam!    |                 ^^^^ help: to match on the variant, qualify the path: `std::cmp::Ordering::Less`
Nov 04 01:43:01.049 INFO kablam! 
Nov 04 01:43:01.049 INFO kablam! warning[E0170]: pattern binding `Equal` is named the same as one of the variants of the type `std::cmp::Ordering`
Nov 04 01:43:01.049 INFO kablam!   --> src/main.rs:67:17
Nov 04 01:43:01.049 INFO kablam!    |
Nov 04 01:43:01.050 INFO kablam! 67 |                 Equal => {
Nov 04 01:43:01.050 INFO kablam!    |                 ^^^^^ help: to match on the variant, qualify the path: `std::cmp::Ordering::Equal`
Nov 04 01:43:01.050 INFO kablam! 
Nov 04 01:43:01.050 INFO kablam! warning: unreachable pattern
Nov 04 01:43:01.050 INFO kablam!   --> src/main.rs:61:17
Nov 04 01:43:01.051 INFO kablam!    |
Nov 04 01:43:01.051 INFO kablam! 55 |                 Less => {
Nov 04 01:43:01.051 INFO kablam!    |                 ---- matches any value
Nov 04 01:43:01.051 INFO kablam! ...
Nov 04 01:43:01.051 INFO kablam! 61 |                 More => {
Nov 04 01:43:01.052 INFO kablam!    |                 ^^^^ unreachable pattern
Nov 04 01:43:01.052 INFO kablam!    |
Nov 04 01:43:01.052 INFO kablam!    = note: #[warn(unreachable_patterns)] on by default
Nov 04 01:43:01.052 INFO kablam! 
Nov 04 01:43:01.052 INFO kablam! warning: unreachable pattern
Nov 04 01:43:01.053 INFO kablam!   --> src/main.rs:67:17
Nov 04 01:43:01.053 INFO kablam!    |
Nov 04 01:43:01.053 INFO kablam! 55 |                 Less => {
Nov 04 01:43:01.053 INFO kablam!    |                 ---- matches any value
Nov 04 01:43:01.053 INFO kablam! ...
Nov 04 01:43:01.053 INFO kablam! 67 |                 Equal => {
Nov 04 01:43:01.053 INFO kablam!    |                 ^^^^^ unreachable pattern
Nov 04 01:43:01.053 INFO kablam! 
Nov 04 01:43:01.053 INFO kablam! warning: unused variable: `Less`
Nov 04 01:43:01.053 INFO kablam!   --> src/main.rs:55:17
Nov 04 01:43:01.053 INFO kablam!    |
Nov 04 01:43:01.053 INFO kablam! 55 |                 Less => {
Nov 04 01:43:01.053 INFO kablam!    |                 ^^^^ help: consider using `_Less` instead
Nov 04 01:43:01.053 INFO kablam!    |
Nov 04 01:43:01.053 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 04 01:43:01.053 INFO kablam! 
Nov 04 01:43:01.053 INFO kablam! warning: unused variable: `More`
Nov 04 01:43:01.053 INFO kablam!   --> src/main.rs:61:17
Nov 04 01:43:01.053 INFO kablam!    |
Nov 04 01:43:01.053 INFO kablam! 61 |                 More => {
Nov 04 01:43:01.053 INFO kablam!    |                 ^^^^ help: consider using `_More` instead
Nov 04 01:43:01.053 INFO kablam! 
Nov 04 01:43:01.053 INFO kablam! warning: unused variable: `Equal`
Nov 04 01:43:01.053 INFO kablam!   --> src/main.rs:67:17
Nov 04 01:43:01.053 INFO kablam!    |
Nov 04 01:43:01.053 INFO kablam! 67 |                 Equal => {
Nov 04 01:43:01.053 INFO kablam!    |                 ^^^^^ help: consider using `_Equal` instead
Nov 04 01:43:01.053 INFO kablam! 
Nov 04 01:43:01.054 INFO kablam! warning: variable `Less` should have a snake case name such as `less`
Nov 04 01:43:01.055 INFO kablam!   --> src/main.rs:55:17
Nov 04 01:43:01.055 INFO kablam!    |
Nov 04 01:43:01.055 INFO kablam! 55 |                 Less => {
Nov 04 01:43:01.055 INFO kablam!    |                 ^^^^
Nov 04 01:43:01.055 INFO kablam!    |
Nov 04 01:43:01.056 INFO kablam!    = note: #[warn(non_snake_case)] on by default
Nov 04 01:43:01.056 INFO kablam! 
Nov 04 01:43:01.056 INFO kablam! warning: variable `More` should have a snake case name such as `more`
Nov 04 01:43:01.056 INFO kablam!   --> src/main.rs:61:17
Nov 04 01:43:01.056 INFO kablam!    |
Nov 04 01:43:01.056 INFO kablam! 61 |                 More => {
Nov 04 01:43:01.056 INFO kablam!    |                 ^^^^
Nov 04 01:43:01.056 INFO kablam! 
Nov 04 01:43:01.057 INFO kablam! warning: variable `Equal` should have a snake case name such as `equal`
Nov 04 01:43:01.057 INFO kablam!   --> src/main.rs:67:17
Nov 04 01:43:01.057 INFO kablam!    |
Nov 04 01:43:01.057 INFO kablam! 67 |                 Equal => {
Nov 04 01:43:01.057 INFO kablam!    |                 ^^^^^
Nov 04 01:43:01.057 INFO kablam! 
Nov 04 01:43:01.070 INFO kablam! warning: struct is never constructed: `BTree`
Nov 04 01:43:01.070 INFO kablam!  --> src/main.rs:4:5
Nov 04 01:43:01.070 INFO kablam!   |
Nov 04 01:43:01.070 INFO kablam! 4 |     pub struct BTree {
Nov 04 01:43:01.070 INFO kablam!   |     ^^^^^^^^^^^^^^^^
Nov 04 01:43:01.070 INFO kablam!   |
Nov 04 01:43:01.070 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 04 01:43:01.070 INFO kablam! 
Nov 04 01:43:01.070 INFO kablam! warning: method is never used: `insert`
Nov 04 01:43:01.070 INFO kablam!  --> src/main.rs:8:9
Nov 04 01:43:01.071 INFO kablam!   |
Nov 04 01:43:01.071 INFO kablam! 8 |         pub fn insert(tree: &BTree, key: &str) -> BTree {
Nov 04 01:43:01.071 INFO kablam!   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 01:43:01.071 INFO kablam! 
Nov 04 01:43:01.071 INFO kablam! warning: method is never used: `new`
Nov 04 01:43:01.071 INFO kablam!   --> src/main.rs:13:9
Nov 04 01:43:01.071 INFO kablam!    |
Nov 04 01:43:01.071 INFO kablam! 13 |         pub fn new(key: &str) -> BTree {
Nov 04 01:43:01.071 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 01:43:01.072 INFO kablam! 
Nov 04 01:43:01.072 INFO kablam! warning: struct is never constructed: `Node`
Nov 04 01:43:01.072 INFO kablam!   --> src/main.rs:21:5
Nov 04 01:43:01.072 INFO kablam!    |
Nov 04 01:43:01.072 INFO kablam! 21 |     struct Node {
Nov 04 01:43:01.072 INFO kablam!    |     ^^^^^^^^^^^
Nov 04 01:43:01.073 INFO kablam! 
Nov 04 01:43:01.073 INFO kablam! warning: method is never used: `insert`
Nov 04 01:43:01.073 INFO kablam!   --> src/main.rs:28:9
Nov 04 01:43:01.073 INFO kablam!    |
Nov 04 01:43:01.073 INFO kablam! 28 |         pub fn insert(tree: &Option<Rc<Node>>, key: &str) -> (Option<Rc<Node>>) {
Nov 04 01:43:01.079 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 01:43:01.079 INFO kablam! 
Nov 04 01:43:01.079 INFO kablam! warning: method is never used: `clone_node`
Nov 04 01:43:01.079 INFO kablam!   --> src/main.rs:35:9
Nov 04 01:43:01.079 INFO kablam!    |
Nov 04 01:43:01.079 INFO kablam! 35 |         fn clone_node(node: &Option<Rc<Node>>) -> (Option<Rc<Node>>) {
Nov 04 01:43:01.079 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 01:43:01.079 INFO kablam! 
Nov 04 01:43:01.079 INFO kablam! warning: method is never used: `new_leaf`
Nov 04 01:43:01.079 INFO kablam!   --> src/main.rs:41:9
Nov 04 01:43:01.079 INFO kablam!    |
Nov 04 01:43:01.079 INFO kablam! 41 |         fn new_leaf(key: &str) -> (Option<Rc<Node>>) {
Nov 04 01:43:01.079 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 01:43:01.079 INFO kablam! 
Nov 04 01:43:01.079 INFO kablam! warning: method is never used: `tree_by_key`
Nov 04 01:43:01.079 INFO kablam!   --> src/main.rs:49:9
Nov 04 01:43:01.079 INFO kablam!    |
Nov 04 01:43:01.079 INFO kablam! 49 |         fn tree_by_key(tree: &Rc<Node>, key: &str) -> (Option<Rc<Node>>) {
Nov 04 01:43:01.079 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 04 01:43:01.079 INFO kablam! 
Nov 04 01:43:01.079 INFO kablam! warning: variable `Less` should have a snake case name such as `less`
Nov 04 01:43:01.079 INFO kablam!   --> src/main.rs:55:17
Nov 04 01:43:01.079 INFO kablam!    |
Nov 04 01:43:01.079 INFO kablam! 55 |                 Less => {
Nov 04 01:43:01.079 INFO kablam!    |                 ^^^^
Nov 04 01:43:01.079 INFO kablam!    |
Nov 04 01:43:01.079 INFO kablam!    = note: #[warn(non_snake_case)] on by default
Nov 04 01:43:01.079 INFO kablam! 
Nov 04 01:43:01.079 INFO kablam! warning: variable `More` should have a snake case name such as `more`
Nov 04 01:43:01.079 INFO kablam!   --> src/main.rs:61:17
Nov 04 01:43:01.079 INFO kablam!    |
Nov 04 01:43:01.079 INFO kablam! 61 |                 More => {
Nov 04 01:43:01.079 INFO kablam!    |                 ^^^^
Nov 04 01:43:01.079 INFO kablam! 
Nov 04 01:43:01.079 INFO kablam! warning: variable `Equal` should have a snake case name such as `equal`
Nov 04 01:43:01.079 INFO kablam!   --> src/main.rs:67:17
Nov 04 01:43:01.079 INFO kablam!    |
Nov 04 01:43:01.079 INFO kablam! 67 |                 Equal => {
Nov 04 01:43:01.079 INFO kablam!    |                 ^^^^^
Nov 04 01:43:01.079 INFO kablam! 
Nov 04 01:43:01.122 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
Nov 04 01:43:01.125 INFO kablam! su: No module specific data is present
Nov 04 01:43:02.670 INFO running `"docker" "rm" "-f" "754fa1b0cf080ef7a2afff6b282135c31efc2f7837f9642e7e5159704fcf7b3d"`
Nov 04 01:43:02.975 INFO blam! 754fa1b0cf080ef7a2afff6b282135c31efc2f7837f9642e7e5159704fcf7b3d