[INFO] updating cached repository https://github.com/joshLong145/rust_jump
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5b9e4c2013312a932941e57d41548aea2699a321
[INFO] checking joshLong145/rust_jump against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FjoshLong145%2Frust_jump" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/joshLong145/rust_jump on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/joshLong145/rust_jump
[INFO] finished tweaking git repo https://github.com/joshLong145/rust_jump
[INFO] tweaked toml for git repo https://github.com/joshLong145/rust_jump written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/joshLong145/rust_jump already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7e6e5d36838c1c157c525110d81a3518fb9b4742d187ef05bd005fd9258f30b0
[INFO] running `"docker" "start" "-a" "7e6e5d36838c1c157c525110d81a3518fb9b4742d187ef05bd005fd9258f30b0"`
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking termion v1.5.1
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking chrome-game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `tree`
[INFO] [stderr]    --> src/main.rs:152:13
[INFO] [stderr]     |
[INFO] [stderr] 152 |         let mut tree: bst::Tree<Vec<(u16, u16)>> = bst::Tree::new();
[INFO] [stderr]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tree`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:152:13
[INFO] [stderr]     |
[INFO] [stderr] 152 |         let mut tree: bst::Tree<Vec<(u16, u16)>> = bst::Tree::new();
[INFO] [stderr]     |             ----^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:153:13
[INFO] [stderr]     |
[INFO] [stderr] 153 |         let mut vec: Vec<(u16,u16)> = Vec::new();
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `genarateBackgroundTree`
[INFO] [stderr]    --> src/main.rs:151:4
[INFO] [stderr]     |
[INFO] [stderr] 151 | fn genarateBackgroundTree() -> Vec<(u16, u16)>{
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `generatebackgroundInstance` should have a snake case name
[INFO] [stderr]    --> src/main.rs:128:4
[INFO] [stderr]     |
[INFO] [stderr] 128 | fn generatebackgroundInstance(_terminal_coords: &mut Result<(u16,u16),Error>) -> Vec<(u16,u16)>{
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `generatebackground_instance`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `genarateBackgroundTree` should have a snake case name
[INFO] [stderr]    --> src/main.rs:151:4
[INFO] [stderr]     |
[INFO] [stderr] 151 | fn genarateBackgroundTree() -> Vec<(u16, u16)>{
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `genarate_background_tree`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tree`
[INFO] [stderr]    --> src/main.rs:152:13
[INFO] [stderr]     |
[INFO] [stderr] 152 |         let mut tree: bst::Tree<Vec<(u16, u16)>> = bst::Tree::new();
[INFO] [stderr]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tree`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:152:13
[INFO] [stderr]     |
[INFO] [stderr] 152 |         let mut tree: bst::Tree<Vec<(u16, u16)>> = bst::Tree::new();
[INFO] [stderr]     |             ----^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:153:13
[INFO] [stderr]     |
[INFO] [stderr] 153 |         let mut vec: Vec<(u16,u16)> = Vec::new();
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/bst.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     fn new(value: T) -> Node<T> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `value`
[INFO] [stderr]   --> src/bst.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn value(&self) -> T {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `push`
[INFO] [stderr]   --> src/bst.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     fn push(&mut self, value: T) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `min`
[INFO] [stderr]   --> src/bst.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |     fn min(&self) -> T {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `max`
[INFO] [stderr]   --> src/bst.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 |     fn max(&self) -> T {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `find`
[INFO] [stderr]   --> src/bst.rs:63:5
[INFO] [stderr]    |
[INFO] [stderr] 63 |     fn find(&self, value: &T) -> Option<Box<&Node<T>>> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `delete`
[INFO] [stderr]   --> src/bst.rs:80:5
[INFO] [stderr]    |
[INFO] [stderr] 80 |     fn delete(node: &mut Child<T>, value: &T) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/bst.rs:136:5
[INFO] [stderr]     |
[INFO] [stderr] 136 |     pub fn new() -> Tree<T> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `push`
[INFO] [stderr]    --> src/bst.rs:160:5
[INFO] [stderr]     |
[INFO] [stderr] 160 |     pub fn push(&mut self, value: T) -> Box<&mut Tree<T>> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `min`
[INFO] [stderr]    --> src/bst.rs:194:5
[INFO] [stderr]     |
[INFO] [stderr] 194 |     pub fn min(&self) -> Option<T> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `max`
[INFO] [stderr]    --> src/bst.rs:221:5
[INFO] [stderr]     |
[INFO] [stderr] 221 |     pub fn max(&self) -> Option<T> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `find`
[INFO] [stderr]    --> src/bst.rs:250:5
[INFO] [stderr]     |
[INFO] [stderr] 250 |     pub fn find(&self, value: &T) -> Option<Box<&Node<T>>> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `exists`
[INFO] [stderr]    --> src/bst.rs:280:5
[INFO] [stderr]     |
[INFO] [stderr] 280 |     pub fn exists(&self, value: &T) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `delete`
[INFO] [stderr]    --> src/bst.rs:318:5
[INFO] [stderr]     |
[INFO] [stderr] 318 |     pub fn delete(&mut self, value: &T) -> Box<&mut Tree<T>> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `genarateBackgroundTree`
[INFO] [stderr]    --> src/main.rs:151:4
[INFO] [stderr]     |
[INFO] [stderr] 151 | fn genarateBackgroundTree() -> Vec<(u16, u16)>{
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `generatebackgroundInstance` should have a snake case name
[INFO] [stderr]    --> src/main.rs:128:4
[INFO] [stderr]     |
[INFO] [stderr] 128 | fn generatebackgroundInstance(_terminal_coords: &mut Result<(u16,u16),Error>) -> Vec<(u16,u16)>{
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `generatebackground_instance`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `genarateBackgroundTree` should have a snake case name
[INFO] [stderr]    --> src/main.rs:151:4
[INFO] [stderr]     |
[INFO] [stderr] 151 | fn genarateBackgroundTree() -> Vec<(u16, u16)>{
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `genarate_background_tree`
[INFO] [stderr] 
[INFO] [stderr] warning: 20 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.68s
[INFO] running `"docker" "inspect" "7e6e5d36838c1c157c525110d81a3518fb9b4742d187ef05bd005fd9258f30b0"`
[INFO] running `"docker" "rm" "-f" "7e6e5d36838c1c157c525110d81a3518fb9b4742d187ef05bd005fd9258f30b0"`
[INFO] [stdout] 7e6e5d36838c1c157c525110d81a3518fb9b4742d187ef05bd005fd9258f30b0