[INFO] cloning repository https://github.com/andbass/Chip8 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andbass/Chip8" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandbass%2FChip8", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandbass%2FChip8'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] aac532fef25ea6a61a6ea54eaedd6237de6235b7 [INFO] testing andbass/Chip8 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandbass%2FChip8" "/workspace/builds/worker-44/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-44/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/andbass/Chip8 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/andbass/Chip8 [INFO] finished tweaking git repo https://github.com/andbass/Chip8 [INFO] tweaked toml for git repo https://github.com/andbass/Chip8 written to /workspace/builds/worker-44/source/Cargo.toml [INFO] crate git repo https://github.com/andbass/Chip8 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 81920d0d9a348219262c7f619ffbae8143ad0bb755d2e5e126d8bae69510551f [INFO] running `Command { std: "docker" "start" "-a" "81920d0d9a348219262c7f619ffbae8143ad0bb755d2e5e126d8bae69510551f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "81920d0d9a348219262c7f619ffbae8143ad0bb755d2e5e126d8bae69510551f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "81920d0d9a348219262c7f619ffbae8143ad0bb755d2e5e126d8bae69510551f", kill_on_drop: false }` [INFO] [stdout] 81920d0d9a348219262c7f619ffbae8143ad0bb755d2e5e126d8bae69510551f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8fbbc69d617c8d0d460fca5143052b9c1256f06538038ca148565c9053f83581 [INFO] running `Command { std: "docker" "start" "-a" "8fbbc69d617c8d0d460fca5143052b9c1256f06538038ca148565c9053f83581", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling cfg-if v0.1.2 [INFO] [stderr] Compiling num-traits v0.1.41 [INFO] [stderr] Compiling libc v0.2.34 [INFO] [stderr] Compiling lazy_static v0.2.11 [INFO] [stderr] Compiling bitflags v0.7.0 [INFO] [stderr] Compiling chip8 v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling sdl2-sys v0.31.0 (https://github.com/Rust-SDL2/rust-sdl2#43ca1ba0) [INFO] [stderr] Compiling num-integer v0.1.35 [INFO] [stderr] Compiling rand v0.3.19 [INFO] [stderr] Compiling rand v0.4.1 [INFO] [stderr] Compiling num-iter v0.1.34 [INFO] [stderr] Compiling num v0.1.41 [INFO] [stderr] Compiling sdl2 v0.31.0 (https://github.com/Rust-SDL2/rust-sdl2#43ca1ba0) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/machine.rs:130:9 [INFO] [stdout] | [INFO] [stdout] 130 | try!(program.read_to_end(&mut bytes)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/machine.rs:161:13 [INFO] [stdout] | [INFO] [stdout] 161 | try!(self.execute_opcode(opcode, keys)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/machine.rs:386:9 [INFO] [stdout] | [INFO] [stdout] 386 | try!(writeln!(fmt, "Program Counter: 0x{:X} ({})", self.pc, self.pc)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/machine.rs:387:9 [INFO] [stdout] | [INFO] [stdout] 387 | try!(writeln!(fmt, "Address Register: 0x{:X} ({})", self.address_reg, self.address_reg)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/machine.rs:388:9 [INFO] [stdout] | [INFO] [stdout] 388 | try!(writeln!(fmt, "Stack: {:?}", self.stack)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/machine.rs:389:9 [INFO] [stdout] | [INFO] [stdout] 389 | try!(writeln!(fmt, "Delay Timer: {}", self.delay_timer)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/machine.rs:390:9 [INFO] [stdout] | [INFO] [stdout] 390 | try!(writeln!(fmt, "Sound Timer: {}", self.sound_timer)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/frontend/mod.rs:8:32 [INFO] [stdout] | [INFO] [stdout] 8 | fn emulate_loop(&mut self, Chip8); [INFO] [stdout] | ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Chip8` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `sdl2` [INFO] [stdout] --> src/frontend/sdl.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use sdl2; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `WindowPos`, `Window` [INFO] [stdout] --> src/frontend/sdl.rs:6:19 [INFO] [stdout] | [INFO] [stdout] 6 | use sdl2::video::{Window, WindowPos}; [INFO] [stdout] | ^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `sdl2::keyboard` [INFO] [stdout] --> src/frontend/sdl.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use sdl2::keyboard; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/frontend/sdl.rs:44:13 [INFO] [stdout] | [INFO] [stdout] 44 | let mut drawer = &mut self.renderer; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/frontend/sdl.rs:53:21 [INFO] [stdout] | [INFO] [stdout] 53 | / drawer.fill_rect(Rect::new( [INFO] [stdout] 54 | | x as i32 * GRID_SIZE, [INFO] [stdout] 55 | | y as i32 * GRID_SIZE, [INFO] [stdout] 56 | | [INFO] [stdout] 57 | | GRID_SIZE as u32, [INFO] [stdout] 58 | | GRID_SIZE as u32, [INFO] [stdout] 59 | | )); [INFO] [stdout] | |_______________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 11.25s [INFO] running `Command { std: "docker" "inspect" "8fbbc69d617c8d0d460fca5143052b9c1256f06538038ca148565c9053f83581", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8fbbc69d617c8d0d460fca5143052b9c1256f06538038ca148565c9053f83581", kill_on_drop: false }` [INFO] [stdout] 8fbbc69d617c8d0d460fca5143052b9c1256f06538038ca148565c9053f83581 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3abcf2a17fd288d0b26097be3fe688593d7d3936bbda3b0674a88a0e085f1071 [INFO] running `Command { std: "docker" "start" "-a" "3abcf2a17fd288d0b26097be3fe688593d7d3936bbda3b0674a88a0e085f1071", kill_on_drop: false }` [INFO] [stderr] Compiling chip8 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/machine.rs:130:9 [INFO] [stdout] | [INFO] [stdout] 130 | try!(program.read_to_end(&mut bytes)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/machine.rs:161:13 [INFO] [stdout] | [INFO] [stdout] 161 | try!(self.execute_opcode(opcode, keys)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/machine.rs:386:9 [INFO] [stdout] | [INFO] [stdout] 386 | try!(writeln!(fmt, "Program Counter: 0x{:X} ({})", self.pc, self.pc)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/machine.rs:387:9 [INFO] [stdout] | [INFO] [stdout] 387 | try!(writeln!(fmt, "Address Register: 0x{:X} ({})", self.address_reg, self.address_reg)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/machine.rs:388:9 [INFO] [stdout] | [INFO] [stdout] 388 | try!(writeln!(fmt, "Stack: {:?}", self.stack)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/machine.rs:389:9 [INFO] [stdout] | [INFO] [stdout] 389 | try!(writeln!(fmt, "Delay Timer: {}", self.delay_timer)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/machine.rs:390:9 [INFO] [stdout] | [INFO] [stdout] 390 | try!(writeln!(fmt, "Sound Timer: {}", self.sound_timer)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/frontend/mod.rs:8:32 [INFO] [stdout] | [INFO] [stdout] 8 | fn emulate_loop(&mut self, Chip8); [INFO] [stdout] | ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Chip8` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `sdl2` [INFO] [stdout] --> src/frontend/sdl.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use sdl2; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `WindowPos`, `Window` [INFO] [stdout] --> src/frontend/sdl.rs:6:19 [INFO] [stdout] | [INFO] [stdout] 6 | use sdl2::video::{Window, WindowPos}; [INFO] [stdout] | ^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `sdl2::keyboard` [INFO] [stdout] --> src/frontend/sdl.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use sdl2::keyboard; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/frontend/sdl.rs:44:13 [INFO] [stdout] | [INFO] [stdout] 44 | let mut drawer = &mut self.renderer; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/frontend/sdl.rs:53:21 [INFO] [stdout] | [INFO] [stdout] 53 | / drawer.fill_rect(Rect::new( [INFO] [stdout] 54 | | x as i32 * GRID_SIZE, [INFO] [stdout] 55 | | y as i32 * GRID_SIZE, [INFO] [stdout] 56 | | [INFO] [stdout] 57 | | GRID_SIZE as u32, [INFO] [stdout] 58 | | GRID_SIZE as u32, [INFO] [stdout] 59 | | )); [INFO] [stdout] | |_______________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 4.10s [INFO] running `Command { std: "docker" "inspect" "3abcf2a17fd288d0b26097be3fe688593d7d3936bbda3b0674a88a0e085f1071", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3abcf2a17fd288d0b26097be3fe688593d7d3936bbda3b0674a88a0e085f1071", kill_on_drop: false }` [INFO] [stdout] 3abcf2a17fd288d0b26097be3fe688593d7d3936bbda3b0674a88a0e085f1071 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] bc9f96792470cecb92d7f03bb0eea9b6268d8c704f1c75c459fe127eb8bd9e11 [INFO] running `Command { std: "docker" "start" "-a" "bc9f96792470cecb92d7f03bb0eea9b6268d8c704f1c75c459fe127eb8bd9e11", kill_on_drop: false }` [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/machine.rs:130:9 [INFO] [stderr] | [INFO] [stderr] 130 | try!(program.read_to_end(&mut bytes)); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/machine.rs:161:13 [INFO] [stderr] | [INFO] [stderr] 161 | try!(self.execute_opcode(opcode, keys)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/machine.rs:386:9 [INFO] [stderr] | [INFO] [stderr] 386 | try!(writeln!(fmt, "Program Counter: 0x{:X} ({})", self.pc, self.pc)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/machine.rs:387:9 [INFO] [stderr] | [INFO] [stderr] 387 | try!(writeln!(fmt, "Address Register: 0x{:X} ({})", self.address_reg, self.address_reg)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/machine.rs:388:9 [INFO] [stderr] | [INFO] [stderr] 388 | try!(writeln!(fmt, "Stack: {:?}", self.stack)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/machine.rs:389:9 [INFO] [stderr] | [INFO] [stderr] 389 | try!(writeln!(fmt, "Delay Timer: {}", self.delay_timer)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/machine.rs:390:9 [INFO] [stderr] | [INFO] [stderr] 390 | try!(writeln!(fmt, "Sound Timer: {}", self.sound_timer)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stderr] --> src/frontend/mod.rs:8:32 [INFO] [stderr] | [INFO] [stderr] 8 | fn emulate_loop(&mut self, Chip8); [INFO] [stderr] | ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Chip8` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stderr] = note: for more information, see issue #41686 [INFO] [stderr] [INFO] [stderr] warning: unused import: `sdl2` [INFO] [stderr] --> src/frontend/sdl.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use sdl2; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `WindowPos`, `Window` [INFO] [stderr] --> src/frontend/sdl.rs:6:19 [INFO] [stderr] | [INFO] [stderr] 6 | use sdl2::video::{Window, WindowPos}; [INFO] [stderr] | ^^^^^^ ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `sdl2::keyboard` [INFO] [stderr] --> src/frontend/sdl.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use sdl2::keyboard; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/frontend/sdl.rs:44:13 [INFO] [stderr] | [INFO] [stderr] 44 | let mut drawer = &mut self.renderer; [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/frontend/sdl.rs:53:21 [INFO] [stderr] | [INFO] [stderr] 53 | / drawer.fill_rect(Rect::new( [INFO] [stderr] 54 | | x as i32 * GRID_SIZE, [INFO] [stderr] 55 | | y as i32 * GRID_SIZE, [INFO] [stderr] 56 | | [INFO] [stderr] 57 | | GRID_SIZE as u32, [INFO] [stderr] 58 | | GRID_SIZE as u32, [INFO] [stderr] 59 | | )); [INFO] [stderr] | |_______________________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `chip8` (bin "chip8" test) generated 13 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/chip8-dea8094c5a42c5d0) [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" "bc9f96792470cecb92d7f03bb0eea9b6268d8c704f1c75c459fe127eb8bd9e11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bc9f96792470cecb92d7f03bb0eea9b6268d8c704f1c75c459fe127eb8bd9e11", kill_on_drop: false }` [INFO] [stdout] bc9f96792470cecb92d7f03bb0eea9b6268d8c704f1c75c459fe127eb8bd9e11