[INFO] cloning repository https://github.com/joshLong145/rust_jump
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/joshLong145/rust_jump" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FjoshLong145%2Frust_jump", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FjoshLong145%2Frust_jump'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5b9e4c2013312a932941e57d41548aea2699a321
[INFO] checking joshLong145/rust_jump against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FjoshLong145%2Frust_jump" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[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 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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 `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1fcda316257cfcecc834813bb651fc255d7815235aa6a7b299952c31a9073625
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1fcda316257cfcecc834813bb651fc255d7815235aa6a7b299952c31a9073625", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1fcda316257cfcecc834813bb651fc255d7815235aa6a7b299952c31a9073625", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fcda316257cfcecc834813bb651fc255d7815235aa6a7b299952c31a9073625", kill_on_drop: false }`
[INFO] [stdout] 1fcda316257cfcecc834813bb651fc255d7815235aa6a7b299952c31a9073625
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c0519789b9b4b1ef8ddeae0092dd4e12906f0288e0311dae2136467ae36ffd6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5c0519789b9b4b1ef8ddeae0092dd4e12906f0288e0311dae2136467ae36ffd6", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.41
[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] [stdout] warning: unused variable: `tree`
[INFO] [stdout]    --> src/main.rs:152:13
[INFO] [stdout]     |
[INFO] [stdout] 152 |         let mut tree: bst::Tree<Vec<(u16, u16)>> = bst::Tree::new();
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tree`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:152:13
[INFO] [stdout]     |
[INFO] [stdout] 152 |         let mut tree: bst::Tree<Vec<(u16, u16)>> = bst::Tree::new();
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:153:13
[INFO] [stdout]     |
[INFO] [stdout] 153 |         let mut vec: Vec<(u16,u16)> = Vec::new();
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/bst.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn new(value: T) -> Node<T> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `value`
[INFO] [stdout]   --> src/bst.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn value(&self) -> T {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `push`
[INFO] [stdout]   --> src/bst.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn push(&mut self, value: T) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `min`
[INFO] [stdout]   --> src/bst.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn min(&self) -> T {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `max`
[INFO] [stdout]   --> src/bst.rs:56:8
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fn max(&self) -> T {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find`
[INFO] [stdout]   --> src/bst.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 63 |     fn find(&self, value: &T) -> Option<Box<&Node<T>>> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `delete`
[INFO] [stdout]   --> src/bst.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 |     fn delete(node: &mut Child<T>, value: &T) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/bst.rs:136:12
[INFO] [stdout]     |
[INFO] [stdout] 136 |     pub fn new() -> Tree<T> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `push`
[INFO] [stdout]    --> src/bst.rs:160:12
[INFO] [stdout]     |
[INFO] [stdout] 160 |     pub fn push(&mut self, value: T) -> Box<&mut Tree<T>> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `min`
[INFO] [stdout]    --> src/bst.rs:194:12
[INFO] [stdout]     |
[INFO] [stdout] 194 |     pub fn min(&self) -> Option<T> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `max`
[INFO] [stdout]    --> src/bst.rs:221:12
[INFO] [stdout]     |
[INFO] [stdout] 221 |     pub fn max(&self) -> Option<T> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find`
[INFO] [stdout]    --> src/bst.rs:250:12
[INFO] [stdout]     |
[INFO] [stdout] 250 |     pub fn find(&self, value: &T) -> Option<Box<&Node<T>>> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `exists`
[INFO] [stdout]    --> src/bst.rs:280:12
[INFO] [stdout]     |
[INFO] [stdout] 280 |     pub fn exists(&self, value: &T) -> bool {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `delete`
[INFO] [stdout]    --> src/bst.rs:318:12
[INFO] [stdout]     |
[INFO] [stdout] 318 |     pub fn delete(&mut self, value: &T) -> Box<&mut Tree<T>> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `genarateBackgroundTree`
[INFO] [stdout]    --> src/main.rs:151:4
[INFO] [stdout]     |
[INFO] [stdout] 151 | fn genarateBackgroundTree() -> Vec<(u16, u16)>{
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generatebackgroundInstance` should have a snake case name
[INFO] [stdout]    --> src/main.rs:128:4
[INFO] [stdout]     |
[INFO] [stdout] 128 | fn generatebackgroundInstance(_terminal_coords: &mut Result<(u16,u16),Error>) -> Vec<(u16,u16)>{
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `generatebackground_instance`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `genarateBackgroundTree` should have a snake case name
[INFO] [stdout]    --> src/main.rs:151:4
[INFO] [stdout]     |
[INFO] [stdout] 151 | fn genarateBackgroundTree() -> Vec<(u16, u16)>{
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `genarate_background_tree`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tree`
[INFO] [stdout]    --> src/main.rs:152:13
[INFO] [stdout]     |
[INFO] [stdout] 152 |         let mut tree: bst::Tree<Vec<(u16, u16)>> = bst::Tree::new();
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tree`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:152:13
[INFO] [stdout]     |
[INFO] [stdout] 152 |         let mut tree: bst::Tree<Vec<(u16, u16)>> = bst::Tree::new();
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:153:13
[INFO] [stdout]     |
[INFO] [stdout] 153 |         let mut vec: Vec<(u16,u16)> = Vec::new();
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `genarateBackgroundTree`
[INFO] [stdout]    --> src/main.rs:151:4
[INFO] [stdout]     |
[INFO] [stdout] 151 | fn genarateBackgroundTree() -> Vec<(u16, u16)>{
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generatebackgroundInstance` should have a snake case name
[INFO] [stdout]    --> src/main.rs:128:4
[INFO] [stdout]     |
[INFO] [stdout] 128 | fn generatebackgroundInstance(_terminal_coords: &mut Result<(u16,u16),Error>) -> Vec<(u16,u16)>{
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `generatebackground_instance`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `genarateBackgroundTree` should have a snake case name
[INFO] [stdout]    --> src/main.rs:151:4
[INFO] [stdout]     |
[INFO] [stdout] 151 | fn genarateBackgroundTree() -> Vec<(u16, u16)>{
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `genarate_background_tree`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.53s
[INFO] running `Command { std: "docker" "inspect" "5c0519789b9b4b1ef8ddeae0092dd4e12906f0288e0311dae2136467ae36ffd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c0519789b9b4b1ef8ddeae0092dd4e12906f0288e0311dae2136467ae36ffd6", kill_on_drop: false }`
[INFO] [stdout] 5c0519789b9b4b1ef8ddeae0092dd4e12906f0288e0311dae2136467ae36ffd6