[INFO] cloning repository https://github.com/matharumanpreet00/rust-tetris
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/matharumanpreet00/rust-tetris" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatharumanpreet00%2Frust-tetris", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatharumanpreet00%2Frust-tetris'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 08670b934cb52fe015130a6ff6ca50e4aeb57b40
[INFO] testing matharumanpreet00/rust-tetris against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatharumanpreet00%2Frust-tetris" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/matharumanpreet00/rust-tetris on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/matharumanpreet00/rust-tetris
[INFO] finished tweaking git repo https://github.com/matharumanpreet00/rust-tetris
[INFO] tweaked toml for git repo https://github.com/matharumanpreet00/rust-tetris written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/matharumanpreet00/rust-tetris already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b83ace5059655f56932d8e5aad96694e3b16a48e654309cc29a24036ede6489f
[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" "b83ace5059655f56932d8e5aad96694e3b16a48e654309cc29a24036ede6489f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b83ace5059655f56932d8e5aad96694e3b16a48e654309cc29a24036ede6489f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b83ace5059655f56932d8e5aad96694e3b16a48e654309cc29a24036ede6489f", kill_on_drop: false }`
[INFO] [stdout] b83ace5059655f56932d8e5aad96694e3b16a48e654309cc29a24036ede6489f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 623d6f35f6190a1ee9ee6fc4041a98814d6b4392a69c3aad4be25bd3c33f9cbf
[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" "623d6f35f6190a1ee9ee6fc4041a98814d6b4392a69c3aad4be25bd3c33f9cbf", kill_on_drop: false }`
[INFO] [stderr]    Compiling sdl2-sys v0.32.1 (https://github.com/Rust-SDL2/rust-sdl2#cfced74f)
[INFO] [stderr]    Compiling sdl2 v0.32.0-beta.2 (https://github.com/Rust-SDL2/rust-sdl2#cfced74f)
[INFO] [stderr]    Compiling tetris v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(duration_as_u128)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sdl2::pixels::Color`
[INFO] [stdout]  --> src/renderer.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use sdl2::pixels::Color;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sdl2::rect::Point`
[INFO] [stdout]  --> src/renderer.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use sdl2::rect::Point;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BlendMode`, `TextureAccess`
[INFO] [stdout]  --> src/renderer.rs:4:53
[INFO] [stdout]   |
[INFO] [stdout] 4 | use sdl2::render::{Canvas, Texture, TextureCreator, TextureAccess, BlendMode};
[INFO] [stdout]   |                                                     ^^^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Game`
[INFO] [stdout]   --> src/renderer.rs:11:19
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::game::{Game,GameMap};
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::prelude::*`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use rand::prelude::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BlendMode`
[INFO] [stdout]   --> src/main.rs:15:37
[INFO] [stdout]    |
[INFO] [stdout] 15 | use sdl2::render::{Canvas, Texture, BlendMode};
[INFO] [stdout]    |                                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sdl2::Sdl`
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use sdl2::Sdl;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `PieceType`, `Presence`
[INFO] [stdout]   --> src/main.rs:23:21
[INFO] [stdout]    |
[INFO] [stdout] 23 | use crate::others::{PieceType, Presence};
[INFO] [stdout]    |                     ^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tetris`.
[INFO] [stdout] error: aborting due to previous error; 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "623d6f35f6190a1ee9ee6fc4041a98814d6b4392a69c3aad4be25bd3c33f9cbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "623d6f35f6190a1ee9ee6fc4041a98814d6b4392a69c3aad4be25bd3c33f9cbf", kill_on_drop: false }`
[INFO] [stdout] 623d6f35f6190a1ee9ee6fc4041a98814d6b4392a69c3aad4be25bd3c33f9cbf
