[INFO] cloning repository https://github.com/Ellipsis-Fr/morpion_minimax
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ellipsis-Fr/morpion_minimax" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEllipsis-Fr%2Fmorpion_minimax", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEllipsis-Fr%2Fmorpion_minimax'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 30027f8804c51f4760d6cc9edec4df9329b8cc28
[INFO] checking Ellipsis-Fr/morpion_minimax against try#0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef for pr-147859
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEllipsis-Fr%2Fmorpion_minimax" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Ellipsis-Fr/morpion_minimax
[INFO] finished tweaking git repo https://github.com/Ellipsis-Fr/morpion_minimax
[INFO] tweaked toml for git repo https://github.com/Ellipsis-Fr/morpion_minimax written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Ellipsis-Fr/morpion_minimax on toolchain 0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Ellipsis-Fr/morpion_minimax 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" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c6f5f6dab4e624f0ef144b08b020ce292652caaf785778af5e385e82f5132b71
[INFO] running `Command { std: "docker" "start" "-a" "c6f5f6dab4e624f0ef144b08b020ce292652caaf785778af5e385e82f5132b71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6f5f6dab4e624f0ef144b08b020ce292652caaf785778af5e385e82f5132b71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6f5f6dab4e624f0ef144b08b020ce292652caaf785778af5e385e82f5132b71", kill_on_drop: false }`
[INFO] [stdout] c6f5f6dab4e624f0ef144b08b020ce292652caaf785778af5e385e82f5132b71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3079542136c6cb01abdba76f33f14b73055d69fbe0f44144aa088ba53e83cb6c
[INFO] running `Command { std: "docker" "start" "-a" "3079542136c6cb01abdba76f33f14b73055d69fbe0f44144aa088ba53e83cb6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.135
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking morpion_minimax v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `RefCell`, `RefMut`, and `rc::Rc`
[INFO] [stdout]  --> src/main.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{io, cell::{RefCell, RefMut}, rc::Rc};
[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 variable: `y`
[INFO] [stdout]    --> src/main.rs:102:9
[INFO] [stdout]     |
[INFO] [stdout] 102 |     for y in 0..9 {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/main.rs:104:13
[INFO] [stdout]     |
[INFO] [stdout] 104 |         for x in 0..9 {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `depth`
[INFO] [stdout]    --> src/main.rs:437:43
[INFO] [stdout]     |
[INFO] [stdout] 437 | fn get_minimax(grid: &mut Vec<Vec<char>>, depth: u32, minimax: bool, player_symbol: char, ai_symbol: char) -> i32 {
[INFO] [stdout]     |                                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_depth`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `RefCell`, `RefMut`, and `rc::Rc`
[INFO] [stdout]  --> src/main.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{io, cell::{RefCell, RefMut}, rc::Rc};
[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 variable: `y`
[INFO] [stdout]    --> src/main.rs:102:9
[INFO] [stdout]     |
[INFO] [stdout] 102 |     for y in 0..9 {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/main.rs:104:13
[INFO] [stdout]     |
[INFO] [stdout] 104 |         for x in 0..9 {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `depth`
[INFO] [stdout]    --> src/main.rs:437:43
[INFO] [stdout]     |
[INFO] [stdout] 437 | fn get_minimax(grid: &mut Vec<Vec<char>>, depth: u32, minimax: bool, player_symbol: char, ai_symbol: char) -> i32 {
[INFO] [stdout]     |                                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_depth`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.09s
[INFO] running `Command { std: "docker" "inspect" "3079542136c6cb01abdba76f33f14b73055d69fbe0f44144aa088ba53e83cb6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3079542136c6cb01abdba76f33f14b73055d69fbe0f44144aa088ba53e83cb6c", kill_on_drop: false }`
[INFO] [stdout] 3079542136c6cb01abdba76f33f14b73055d69fbe0f44144aa088ba53e83cb6c
