[INFO] cloning repository https://github.com/vrmiguel/c8.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vrmiguel/c8.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvrmiguel%2Fc8.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvrmiguel%2Fc8.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 46254ceef2c205ea6fbd0f00232b07d95bfbaf60
[INFO] testing vrmiguel/c8.rs against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvrmiguel%2Fc8.rs" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vrmiguel/c8.rs on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/vrmiguel/c8.rs
[INFO] finished tweaking git repo https://github.com/vrmiguel/c8.rs
[INFO] tweaked toml for git repo https://github.com/vrmiguel/c8.rs written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/vrmiguel/c8.rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded p-macro v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b77776897213393bf2e4e9fe09ba6249aba2f4f321f2498193f45801c0db204
[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" "7b77776897213393bf2e4e9fe09ba6249aba2f4f321f2498193f45801c0db204", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b77776897213393bf2e4e9fe09ba6249aba2f4f321f2498193f45801c0db204", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b77776897213393bf2e4e9fe09ba6249aba2f4f321f2498193f45801c0db204", kill_on_drop: false }`
[INFO] [stdout] 7b77776897213393bf2e4e9fe09ba6249aba2f4f321f2498193f45801c0db204
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81e2ae3131b70eaf44d80c6312d901a670f133f3bbf696c7bd00e56500236576
[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" "81e2ae3131b70eaf44d80c6312d901a670f133f3bbf696c7bd00e56500236576", kill_on_drop: false }`
[INFO] [stderr]    Compiling p-macro v0.2.0
[INFO] [stderr]    Compiling sdl2-sys v0.34.3
[INFO] [stderr]    Compiling sdl2 v0.34.3
[INFO] [stderr]    Compiling lascaoito v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `PixelFormatEnum`
[INFO] [stdout]  --> src/main.rs:5:34
[INFO] [stdout]   |
[INFO] [stdout] 5 | use sdl2::{self, pixels::{Color, PixelFormatEnum}, event::Event, keyboard::Keycode};
[INFO] [stdout]   |                                  ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `texture_creator`
[INFO] [stdout]   --> src/main.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |     let texture_creator = canvas.texture_creator();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_texture_creator`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `color`
[INFO] [stdout]    --> src/main.rs:104:25
[INFO] [stdout]     |
[INFO] [stdout] 104 |                     let color = if pixcol == 0 {
[INFO] [stdout]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_color`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.36s
[INFO] running `Command { std: "docker" "inspect" "81e2ae3131b70eaf44d80c6312d901a670f133f3bbf696c7bd00e56500236576", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81e2ae3131b70eaf44d80c6312d901a670f133f3bbf696c7bd00e56500236576", kill_on_drop: false }`
[INFO] [stdout] 81e2ae3131b70eaf44d80c6312d901a670f133f3bbf696c7bd00e56500236576
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 80d6b8afeea0986476a1ba7724856f7c2564a7175d386841b7f4f8afad2d0f46
[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" "80d6b8afeea0986476a1ba7724856f7c2564a7175d386841b7f4f8afad2d0f46", kill_on_drop: false }`
[INFO] [stderr]    Compiling lascaoito v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `PixelFormatEnum`
[INFO] [stdout]  --> src/main.rs:5:34
[INFO] [stdout]   |
[INFO] [stdout] 5 | use sdl2::{self, pixels::{Color, PixelFormatEnum}, event::Event, keyboard::Keycode};
[INFO] [stdout]   |                                  ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `texture_creator`
[INFO] [stdout]   --> src/main.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |     let texture_creator = canvas.texture_creator();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_texture_creator`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `color`
[INFO] [stdout]    --> src/main.rs:104:25
[INFO] [stdout]     |
[INFO] [stdout] 104 |                     let color = if pixcol == 0 {
[INFO] [stdout]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_color`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `Command { std: "docker" "inspect" "80d6b8afeea0986476a1ba7724856f7c2564a7175d386841b7f4f8afad2d0f46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80d6b8afeea0986476a1ba7724856f7c2564a7175d386841b7f4f8afad2d0f46", kill_on_drop: false }`
[INFO] [stdout] 80d6b8afeea0986476a1ba7724856f7c2564a7175d386841b7f4f8afad2d0f46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 55b5b415e46af579a49a92fe1ef8bbb8c47d00212105a72acfe807eeaad41477
[INFO] running `Command { std: "docker" "start" "-a" "55b5b415e46af579a49a92fe1ef8bbb8c47d00212105a72acfe807eeaad41477", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `PixelFormatEnum`
[INFO] [stderr]  --> src/main.rs:5:34
[INFO] [stderr]   |
[INFO] [stderr] 5 | use sdl2::{self, pixels::{Color, PixelFormatEnum}, event::Event, keyboard::Keycode};
[INFO] [stderr]   |                                  ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `texture_creator`
[INFO] [stderr]   --> src/main.rs:63:9
[INFO] [stderr]    |
[INFO] [stderr] 63 |     let texture_creator = canvas.texture_creator();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_texture_creator`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `color`
[INFO] [stderr]    --> src/main.rs:104:25
[INFO] [stderr]     |
[INFO] [stderr] 104 |                     let color = if pixcol == 0 {
[INFO] [stderr]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_color`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lascaoito-540c2760fb74110d
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "55b5b415e46af579a49a92fe1ef8bbb8c47d00212105a72acfe807eeaad41477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55b5b415e46af579a49a92fe1ef8bbb8c47d00212105a72acfe807eeaad41477", kill_on_drop: false }`
[INFO] [stdout] 55b5b415e46af579a49a92fe1ef8bbb8c47d00212105a72acfe807eeaad41477