[INFO] cloning repository https://github.com/mrpiguy/rust-battlesnake
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mrpiguy/rust-battlesnake" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrpiguy%2Frust-battlesnake", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrpiguy%2Frust-battlesnake'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9b408eb04e38fc22766c782900e24a5b6e674bd4
[INFO] checking mrpiguy/rust-battlesnake against master#779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 for pr-147589-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrpiguy%2Frust-battlesnake" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mrpiguy/rust-battlesnake
[INFO] finished tweaking git repo https://github.com/mrpiguy/rust-battlesnake
[INFO] tweaked toml for git repo https://github.com/mrpiguy/rust-battlesnake written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mrpiguy/rust-battlesnake on toolchain 779e19d8baa3e3625bd4fc5c85cbb2ad47b43155
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mrpiguy/rust-battlesnake already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tracing-subscriber v0.3.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "inspect" "f7287e2028ac002ebb2d5e33a311bfa8668b80bacdbd5b2813fb71d0979bbd0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7287e2028ac002ebb2d5e33a311bfa8668b80bacdbd5b2813fb71d0979bbd0f", kill_on_drop: false }`
[INFO] [stdout] f7287e2028ac002ebb2d5e33a311bfa8668b80bacdbd5b2813fb71d0979bbd0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b409f8099582da6790fe5b1c42bf80b71d0348e5a3e4b2e93e0e97da6a29b9f3
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[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling log v0.4.17
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[INFO] [stderr]     Checking tokio v1.19.2
[INFO] [stderr]     Checking tracing-core v0.1.28
[INFO] [stderr]    Compiling uncased v0.9.7
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[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling serde_json v1.0.82
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[INFO] [stderr]    Compiling rocket v0.5.0-rc.2
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]    Compiling mio v0.8.4
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[INFO] [stderr]    Compiling futures v0.3.21
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[INFO] [stderr]     Checking tokio-util v0.7.3
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[INFO] [stderr]     Checking tokio-stream v0.1.9
[INFO] [stderr]     Checking multer v2.0.2
[INFO] [stderr]    Compiling rocket_http v0.5.0-rc.2
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[INFO] [stderr]     Checking ubyte v0.10.2
[INFO] [stderr]     Checking h2 v0.3.13
[INFO] [stderr]     Checking figment v0.10.6
[INFO] [stderr]    Compiling rocket_codegen v0.5.0-rc.2
[INFO] [stderr]     Checking rust_snake v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/logic.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Battlesnake`, `Board`, and `Game`
[INFO] [stdout]  --> src/logic.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::{Battlesnake, Board, Game,GameState,Node};
[INFO] [stdout]   |             ^^^^^^^^^^^  ^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/logic.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Battlesnake`, `Board`, and `Game`
[INFO] [stdout]  --> src/logic.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::{Battlesnake, Board, Game,GameState,Node};
[INFO] [stdout]   |             ^^^^^^^^^^^  ^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/logic.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let mut new_gs = gs.clone();
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/logic.rs:57:13
[INFO] [stdout]    |
[INFO] [stdout] 57 |         let mut new_gs = gs.clone();
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gs`
[INFO] [stdout]   --> src/logic.rs:96:15
[INFO] [stdout]    |
[INFO] [stdout] 96 | fn score_func(gs: &GameState, snakeid:&String) -> i32{
[INFO] [stdout]    |               ^^ help: if this is intentional, prefix it with an underscore: `_gs`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `snakeid`
[INFO] [stdout]   --> src/logic.rs:96:31
[INFO] [stdout]    |
[INFO] [stdout] 96 | fn score_func(gs: &GameState, snakeid:&String) -> i32{
[INFO] [stdout]    |                               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_snakeid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let mut gamestate = GameState{
[INFO] [stdout]    |         ----^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/logic.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let mut new_gs = gs.clone();
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/logic.rs:57:13
[INFO] [stdout]    |
[INFO] [stdout] 57 |         let mut new_gs = gs.clone();
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gs`
[INFO] [stdout]   --> src/logic.rs:96:15
[INFO] [stdout]    |
[INFO] [stdout] 96 | fn score_func(gs: &GameState, snakeid:&String) -> i32{
[INFO] [stdout]    |               ^^ help: if this is intentional, prefix it with an underscore: `_gs`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `snakeid`
[INFO] [stdout]   --> src/logic.rs:96:31
[INFO] [stdout]    |
[INFO] [stdout] 96 | fn score_func(gs: &GameState, snakeid:&String) -> i32{
[INFO] [stdout]    |                               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_snakeid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `move_snake` is never used
[INFO] [stdout]    --> src/main.rs:181:8
[INFO] [stdout]     |
[INFO] [stdout] 141 | impl Battlesnake{
[INFO] [stdout]     | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 181 |     fn move_snake(&mut self, direction : String, food: &Vec<Coord>){
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `minimax` is never used
[INFO] [stdout]   --> src/logic.rs:38:4
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn minimax(gs:GameState) -> String{
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_tree` is never used
[INFO] [stdout]   --> src/logic.rs:46:4
[INFO] [stdout]    |
[INFO] [stdout] 46 | fn build_tree(gs: GameState,max_depth: u32, depth: u32, dir:String, snake:String) -> Node {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `getOptimumScore` is never used
[INFO] [stdout]   --> src/logic.rs:75:4
[INFO] [stdout]    |
[INFO] [stdout] 75 | fn getOptimumScore(opt: u32, children:&Vec<Node>) -> &Node{
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `score_func` is never used
[INFO] [stdout]   --> src/logic.rs:96:4
[INFO] [stdout]    |
[INFO] [stdout] 96 | fn score_func(gs: &GameState, snakeid:&String) -> i32{
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `getOptimumScore` should have a snake case name
[INFO] [stdout]   --> src/logic.rs:75:4
[INFO] [stdout]    |
[INFO] [stdout] 75 | fn getOptimumScore(opt: u32, children:&Vec<Node>) -> &Node{
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `get_optimum_score`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let mut gamestate = GameState{
[INFO] [stdout]    |         ----^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `move_snake` is never used
[INFO] [stdout]    --> src/main.rs:181:8
[INFO] [stdout]     |
[INFO] [stdout] 141 | impl Battlesnake{
[INFO] [stdout]     | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 181 |     fn move_snake(&mut self, direction : String, food: &Vec<Coord>){
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `minimax` is never used
[INFO] [stdout]   --> src/logic.rs:38:4
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn minimax(gs:GameState) -> String{
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_tree` is never used
[INFO] [stdout]   --> src/logic.rs:46:4
[INFO] [stdout]    |
[INFO] [stdout] 46 | fn build_tree(gs: GameState,max_depth: u32, depth: u32, dir:String, snake:String) -> Node {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `getOptimumScore` is never used
[INFO] [stdout]   --> src/logic.rs:75:4
[INFO] [stdout]    |
[INFO] [stdout] 75 | fn getOptimumScore(opt: u32, children:&Vec<Node>) -> &Node{
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `score_func` is never used
[INFO] [stdout]   --> src/logic.rs:96:4
[INFO] [stdout]    |
[INFO] [stdout] 96 | fn score_func(gs: &GameState, snakeid:&String) -> i32{
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `getOptimumScore` should have a snake case name
[INFO] [stdout]   --> src/logic.rs:75:4
[INFO] [stdout]    |
[INFO] [stdout] 75 | fn getOptimumScore(opt: u32, children:&Vec<Node>) -> &Node{
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `get_optimum_score`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.69s
[INFO] running `Command { std: "docker" "inspect" "b409f8099582da6790fe5b1c42bf80b71d0348e5a3e4b2e93e0e97da6a29b9f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b409f8099582da6790fe5b1c42bf80b71d0348e5a3e4b2e93e0e97da6a29b9f3", kill_on_drop: false }`
[INFO] [stdout] b409f8099582da6790fe5b1c42bf80b71d0348e5a3e4b2e93e0e97da6a29b9f3
