[INFO] updating cached repository https://github.com/Tiv0w/chip8-emulator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 285ebf998fb26b7c7b7231162f1d32605c405d3b
[INFO] testing Tiv0w/chip8-emulator against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTiv0w%2Fchip8-emulator" "/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/Tiv0w/chip8-emulator on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Tiv0w/chip8-emulator
[INFO] finished tweaking git repo https://github.com/Tiv0w/chip8-emulator
[INFO] tweaked toml for git repo https://github.com/Tiv0w/chip8-emulator written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/Tiv0w/chip8-emulator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a01c1c4d053e09cfca703d55c7b600fde0221ae775fef645203ec535a4627a8c
[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" "a01c1c4d053e09cfca703d55c7b600fde0221ae775fef645203ec535a4627a8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a01c1c4d053e09cfca703d55c7b600fde0221ae775fef645203ec535a4627a8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a01c1c4d053e09cfca703d55c7b600fde0221ae775fef645203ec535a4627a8c", kill_on_drop: false }`
[INFO] [stdout] a01c1c4d053e09cfca703d55c7b600fde0221ae775fef645203ec535a4627a8c
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 864c75379bb54033dee700bc4fc0394d938c64e9526b0cdb6a4c1fc4e64851d8
[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" "864c75379bb54033dee700bc4fc0394d938c64e9526b0cdb6a4c1fc4e64851d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling sdl2 v0.34.1
[INFO] [stderr]    Compiling sdl2-sys v0.34.0
[INFO] [stderr]    Compiling chip8-emulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `cpu`
[INFO] [stdout]   --> src/main.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let cpu = Cpu::new();
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_cpu`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Coordinates`
[INFO] [stdout]  --> src/display.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     Coordinates(usize, usize),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static is never used: `FONT_SET`
[INFO] [stdout]   --> src/display.rs:74:1
[INFO] [stdout]    |
[INFO] [stdout] 74 | / pub static FONT_SET: [u8; 80] = [
[INFO] [stdout] 75 | |     0xF0, 0x90, 0x90, 0x90, 0xF0, // 0
[INFO] [stdout] 76 | |     0x20, 0x60, 0x20, 0x20, 0x70, // 1
[INFO] [stdout] 77 | |     0xF0, 0x10, 0xF0, 0x80, 0xF0, // 2
[INFO] [stdout] ...  |
[INFO] [stdout] 90 | |     0xF0, 0x80, 0xF0, 0x80, 0x80, // F
[INFO] [stdout] 91 | | ];
[INFO] [stdout]    | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.87s
[INFO] running `Command { std: "docker" "inspect" "864c75379bb54033dee700bc4fc0394d938c64e9526b0cdb6a4c1fc4e64851d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "864c75379bb54033dee700bc4fc0394d938c64e9526b0cdb6a4c1fc4e64851d8", kill_on_drop: false }`
[INFO] [stdout] 864c75379bb54033dee700bc4fc0394d938c64e9526b0cdb6a4c1fc4e64851d8
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ace3ca8307f012fb2af0384e5c23c41406af5c7f5804a0d06dd6493e7a2c82f2
[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" "ace3ca8307f012fb2af0384e5c23c41406af5c7f5804a0d06dd6493e7a2c82f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling chip8-emulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `cpu`
[INFO] [stdout]   --> src/main.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let cpu = Cpu::new();
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_cpu`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Coordinates`
[INFO] [stdout]  --> src/display.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     Coordinates(usize, usize),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static is never used: `FONT_SET`
[INFO] [stdout]   --> src/display.rs:74:1
[INFO] [stdout]    |
[INFO] [stdout] 74 | / pub static FONT_SET: [u8; 80] = [
[INFO] [stdout] 75 | |     0xF0, 0x90, 0x90, 0x90, 0xF0, // 0
[INFO] [stdout] 76 | |     0x20, 0x60, 0x20, 0x20, 0x70, // 1
[INFO] [stdout] 77 | |     0xF0, 0x10, 0xF0, 0x80, 0xF0, // 2
[INFO] [stdout] ...  |
[INFO] [stdout] 90 | |     0xF0, 0x80, 0xF0, 0x80, 0x80, // F
[INFO] [stdout] 91 | | ];
[INFO] [stdout]    | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "ace3ca8307f012fb2af0384e5c23c41406af5c7f5804a0d06dd6493e7a2c82f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ace3ca8307f012fb2af0384e5c23c41406af5c7f5804a0d06dd6493e7a2c82f2", kill_on_drop: false }`
[INFO] [stdout] ace3ca8307f012fb2af0384e5c23c41406af5c7f5804a0d06dd6493e7a2c82f2
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b7a17cf024ea92f01396392080a28a47ff5df06d382e402e9ba58b09b11e48cc
[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" "b7a17cf024ea92f01396392080a28a47ff5df06d382e402e9ba58b09b11e48cc", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `cpu`
[INFO] [stderr]   --> src/main.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let cpu = Cpu::new();
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_cpu`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Coordinates`
[INFO] [stderr]  --> src/display.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     Coordinates(usize, usize),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: static is never used: `FONT_SET`
[INFO] [stderr]   --> src/display.rs:74:1
[INFO] [stderr]    |
[INFO] [stderr] 74 | / pub static FONT_SET: [u8; 80] = [
[INFO] [stderr] 75 | |     0xF0, 0x90, 0x90, 0x90, 0xF0, // 0
[INFO] [stderr] 76 | |     0x20, 0x60, 0x20, 0x20, 0x70, // 1
[INFO] [stderr] 77 | |     0xF0, 0x10, 0xF0, 0x80, 0xF0, // 2
[INFO] [stderr] ...  |
[INFO] [stderr] 90 | |     0xF0, 0x80, 0xF0, 0x80, 0x80, // F
[INFO] [stderr] 91 | | ];
[INFO] [stderr]    | |__^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/chip8_emulator-98ec02681e9b1d22
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b7a17cf024ea92f01396392080a28a47ff5df06d382e402e9ba58b09b11e48cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7a17cf024ea92f01396392080a28a47ff5df06d382e402e9ba58b09b11e48cc", kill_on_drop: false }`
[INFO] [stdout] b7a17cf024ea92f01396392080a28a47ff5df06d382e402e9ba58b09b11e48cc