[INFO] cloning repository https://github.com/richardsamuels/rust-chip8
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/richardsamuels/rust-chip8" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frichardsamuels%2Frust-chip8", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frichardsamuels%2Frust-chip8'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c20a5872ea8f8e0165b82b10b9bf47b2714833f7
[INFO] checking richardsamuels/rust-chip8 against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frichardsamuels%2Frust-chip8" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/richardsamuels/rust-chip8 on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/richardsamuels/rust-chip8
[INFO] finished tweaking git repo https://github.com/richardsamuels/rust-chip8
[INFO] tweaked toml for git repo https://github.com/richardsamuels/rust-chip8 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/richardsamuels/rust-chip8 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" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-iter v0.1.34
[INFO] [stderr]   Downloaded vec_map v0.8.0
[INFO] [stderr]   Downloaded num v0.1.41
[INFO] [stderr]   Downloaded textwrap v0.9.0
[INFO] [stderr]   Downloaded num-integer v0.1.35
[INFO] [stderr]   Downloaded clap v2.29.1
[INFO] [stderr]   Downloaded ansi_term v0.10.2
[INFO] [stderr]   Downloaded atty v0.2.6
[INFO] [stderr]   Downloaded structopt-derive v0.1.6
[INFO] [stderr]   Downloaded unicode-width v0.1.4
[INFO] [stderr]   Downloaded structopt v0.1.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 65eb2c6aa5e60b22c9b5e05d9a400af57e8eddcdae8eafe3f91b6eeb469c1fa2
[INFO] running `Command { std: "docker" "start" "-a" "65eb2c6aa5e60b22c9b5e05d9a400af57e8eddcdae8eafe3f91b6eeb469c1fa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65eb2c6aa5e60b22c9b5e05d9a400af57e8eddcdae8eafe3f91b6eeb469c1fa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65eb2c6aa5e60b22c9b5e05d9a400af57e8eddcdae8eafe3f91b6eeb469c1fa2", kill_on_drop: false }`
[INFO] [stdout] 65eb2c6aa5e60b22c9b5e05d9a400af57e8eddcdae8eafe3f91b6eeb469c1fa2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5f25dad2945481eb5b196c6594b50f75a30065302faba4bebfc1c43e82a13f0e
[INFO] running `Command { std: "docker" "start" "-a" "5f25dad2945481eb5b196c6594b50f75a30065302faba4bebfc1c43e82a13f0e", kill_on_drop: false }`
[INFO] [stderr]     Checking num-traits v0.1.41
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking atty v0.2.6
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking ansi_term v0.10.2
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking rand v0.3.20
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]    Compiling sdl2-sys v0.31.0
[INFO] [stderr]    Compiling structopt-derive v0.1.6
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking clap v2.29.1
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]     Checking num-iter v0.1.34
[INFO] [stderr]     Checking chip8 v0.1.0 (/opt/rustwide/workdir/chip8)
[INFO] [stderr]     Checking num v0.1.41
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> chip8/src/lib.rs:491:24
[INFO] [stdout]     |
[INFO] [stdout] 491 |     pub type Unknown = (u16);
[INFO] [stdout]     |                        ^   ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 491 -     pub type Unknown = (u16);
[INFO] [stdout] 491 +     pub type Unknown = u16;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> chip8/src/lib.rs:492:24
[INFO] [stdout]     |
[INFO] [stdout] 492 |     pub type Address = (u16);
[INFO] [stdout]     |                        ^   ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 492 -     pub type Address = (u16);
[INFO] [stdout] 492 +     pub type Address = u16;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> chip8/src/lib.rs:493:25
[INFO] [stdout]     |
[INFO] [stdout] 493 |     pub type Register = (usize);
[INFO] [stdout]     |                         ^     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 493 -     pub type Register = (usize);
[INFO] [stdout] 493 +     pub type Register = usize;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> chip8/src/lib.rs:504:9
[INFO] [stdout]     |
[INFO] [stdout] 504 |     Sys(data::Address),
[INFO] [stdout]     |     --- ^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 504 |     Sys(()),
[INFO] [stdout]     |         ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> chip8/src/lib.rs:420:38
[INFO] [stdout]     |
[INFO] [stdout] 420 |                     Err(e) => panic!(e),
[INFO] [stdout]     |                                      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 420 |                     Err(e) => panic!("{}", e),
[INFO] [stdout]     |                                      +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking sdl2 v0.31.0
[INFO] [stderr]     Checking structopt v0.1.6
[INFO] [stderr]     Checking chip8_app v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `Command { std: "docker" "inspect" "5f25dad2945481eb5b196c6594b50f75a30065302faba4bebfc1c43e82a13f0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f25dad2945481eb5b196c6594b50f75a30065302faba4bebfc1c43e82a13f0e", kill_on_drop: false }`
[INFO] [stdout] 5f25dad2945481eb5b196c6594b50f75a30065302faba4bebfc1c43e82a13f0e
