[INFO] cloning repository https://github.com/flaviu-toader/rbe-tetris
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/flaviu-toader/rbe-tetris" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflaviu-toader%2Frbe-tetris"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflaviu-toader%2Frbe-tetris'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c4ce90c2ef5ee9924834b05bba541cc150b8da42
[INFO] checking flaviu-toader/rbe-tetris against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflaviu-toader%2Frbe-tetris" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/flaviu-toader/rbe-tetris on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/flaviu-toader/rbe-tetris
[INFO] finished tweaking git repo https://github.com/flaviu-toader/rbe-tetris
[INFO] tweaked toml for git repo https://github.com/flaviu-toader/rbe-tetris written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/flaviu-toader/rbe-tetris already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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] 79afb8dad9ae990f6a4b1190fa6486b05477417d6651da60fde567f5dfe1eb75
[INFO] running `"docker" "start" "-a" "79afb8dad9ae990f6a4b1190fa6486b05477417d6651da60fde567f5dfe1eb75"`
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling sdl2-sys v0.30.0
[INFO] [stderr]    Compiling tetris v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking num-integer v0.1.39
[INFO] [stderr]     Checking num-iter v0.1.37
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking sdl2 v0.30.0
[INFO] [stderr] warning: unused imports: `INIT_JPG`, `INIT_PNG`, `LoadTexture`
[INFO] [stderr]  --> src/main.rs:5:19
[INFO] [stderr]   |
[INFO] [stderr] 5 | use sdl2::image::{LoadTexture, INIT_JPG, INIT_PNG};
[INFO] [stderr]   |                   ^^^^^^^^^^^  ^^^^^^^^  ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `INIT_JPG`, `INIT_PNG`, `LoadTexture`
[INFO] [stderr]  --> src/main.rs:5:19
[INFO] [stderr]   |
[INFO] [stderr] 5 | use sdl2::image::{LoadTexture, INIT_JPG, INIT_PNG};
[INFO] [stderr]   |                   ^^^^^^^^^^^  ^^^^^^^^  ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.16s
[INFO] running `"docker" "inspect" "79afb8dad9ae990f6a4b1190fa6486b05477417d6651da60fde567f5dfe1eb75"`
[INFO] running `"docker" "rm" "-f" "79afb8dad9ae990f6a4b1190fa6486b05477417d6651da60fde567f5dfe1eb75"`
[INFO] [stdout] 79afb8dad9ae990f6a4b1190fa6486b05477417d6651da60fde567f5dfe1eb75