[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#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frichardsamuels%2Frust-chip8" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/richardsamuels/rust-chip8 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "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-0-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded structopt v0.1.6 [INFO] [stderr] Downloaded redox_termios v0.1.1 [INFO] [stderr] Downloaded fuchsia-zircon-sys v0.3.3 [INFO] [stderr] Downloaded structopt-derive v0.1.6 [INFO] [stderr] Downloaded cfg-if v0.1.2 [INFO] [stderr] Downloaded num-iter v0.1.34 [INFO] [stderr] Downloaded quote v0.3.15 [INFO] [stderr] Downloaded vec_map v0.8.0 [INFO] [stderr] Downloaded num-integer v0.1.35 [INFO] [stderr] Downloaded unicode-width v0.1.4 [INFO] [stderr] Downloaded bitflags v0.7.0 [INFO] [stderr] Downloaded termion v1.5.1 [INFO] [stderr] Downloaded lazy_static v0.2.11 [INFO] [stderr] Downloaded num v0.1.41 [INFO] [stderr] Downloaded rand v0.3.20 [INFO] [stderr] Downloaded rand v0.4.2 [INFO] [stderr] Downloaded clap v2.29.1 [INFO] [stderr] Downloaded syn v0.11.11 [INFO] [stderr] Downloaded ansi_term v0.10.2 [INFO] [stderr] Downloaded sdl2 v0.31.0 [INFO] [stderr] Downloaded num-traits v0.1.41 [INFO] [stderr] Downloaded fuchsia-zircon v0.3.3 [INFO] [stderr] Downloaded redox_syscall v0.1.37 [INFO] [stderr] Downloaded atty v0.2.6 [INFO] [stderr] Downloaded bitflags v1.0.1 [INFO] [stderr] Downloaded strsim v0.6.0 [INFO] [stderr] Downloaded libc v0.2.36 [INFO] [stderr] Downloaded textwrap v0.9.0 [INFO] [stderr] Downloaded unicode-xid v0.0.4 [INFO] [stderr] Downloaded synom v0.11.3 [INFO] [stderr] Downloaded sdl2-sys v0.31.0 [INFO] [stderr] Downloaded winapi v0.3.3 [INFO] [stderr] Downloaded winapi-x86_64-pc-windows-gnu v0.3.2 [INFO] [stderr] Downloaded winapi-i686-pc-windows-gnu v0.3.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1b4114bf57da78f4d7171fb83bba13a5f3ab9f1c79d4a5b55e7e02c75edb415d [INFO] running `Command { std: "docker" "start" "-a" "1b4114bf57da78f4d7171fb83bba13a5f3ab9f1c79d4a5b55e7e02c75edb415d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1b4114bf57da78f4d7171fb83bba13a5f3ab9f1c79d4a5b55e7e02c75edb415d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1b4114bf57da78f4d7171fb83bba13a5f3ab9f1c79d4a5b55e7e02c75edb415d", kill_on_drop: false }` [INFO] [stdout] 1b4114bf57da78f4d7171fb83bba13a5f3ab9f1c79d4a5b55e7e02c75edb415d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a38ee96065d94ef9c5571373df820f50cab3ea4e43f4cec1545e5abb438b3ba0 [INFO] running `Command { std: "docker" "start" "-a" "a38ee96065d94ef9c5571373df820f50cab3ea4e43f4cec1545e5abb438b3ba0", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking libc v0.2.36 [INFO] [stderr] Checking num-traits v0.1.41 [INFO] [stderr] Compiling cfg-if v0.1.2 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Checking unicode-width v0.1.4 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking ansi_term v0.10.2 [INFO] [stderr] Checking bitflags v1.0.1 [INFO] [stderr] Checking vec_map v0.8.0 [INFO] [stderr] Checking strsim v0.6.0 [INFO] [stderr] Checking bitflags v0.7.0 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Compiling sdl2-sys v0.31.0 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Checking textwrap v0.9.0 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking num-integer v0.1.35 [INFO] [stderr] Checking atty v0.2.6 [INFO] [stderr] Checking rand v0.3.20 [INFO] [stderr] Checking rand v0.4.2 [INFO] [stderr] Checking clap v2.29.1 [INFO] [stderr] Checking num-iter v0.1.34 [INFO] [stderr] Checking num v0.1.41 [INFO] [stderr] Checking sdl2 v0.31.0 [INFO] [stderr] Checking chip8 v0.1.0 (/opt/rustwide/workdir/chip8) [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 [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] Compiling structopt-derive v0.1.6 [INFO] [stderr] Checking structopt v0.1.6 [INFO] [stderr] Checking chip8_app v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.49s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bitflags v0.7.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "a38ee96065d94ef9c5571373df820f50cab3ea4e43f4cec1545e5abb438b3ba0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a38ee96065d94ef9c5571373df820f50cab3ea4e43f4cec1545e5abb438b3ba0", kill_on_drop: false }` [INFO] [stdout] a38ee96065d94ef9c5571373df820f50cab3ea4e43f4cec1545e5abb438b3ba0