[INFO] cloning repository https://github.com/billcui57/rust-chip8-emu [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/billcui57/rust-chip8-emu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbillcui57%2Frust-chip8-emu", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbillcui57%2Frust-chip8-emu'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 69c4fe2390db509d571842d8f24f62ab552ff238 [INFO] building billcui57/rust-chip8-emu against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbillcui57%2Frust-chip8-emu" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/billcui57/rust-chip8-emu on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/billcui57/rust-chip8-emu [INFO] finished tweaking git repo https://github.com/billcui57/rust-chip8-emu [INFO] tweaked toml for git repo https://github.com/billcui57/rust-chip8-emu written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/billcui57/rust-chip8-emu 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cd727710a6eb371c1c86c0f524be19c42cb710c61b2764976d77068f423b380b [INFO] running `Command { std: "docker" "start" "-a" "cd727710a6eb371c1c86c0f524be19c42cb710c61b2764976d77068f423b380b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cd727710a6eb371c1c86c0f524be19c42cb710c61b2764976d77068f423b380b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd727710a6eb371c1c86c0f524be19c42cb710c61b2764976d77068f423b380b", kill_on_drop: false }` [INFO] [stdout] cd727710a6eb371c1c86c0f524be19c42cb710c61b2764976d77068f423b380b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d2999dc64771b355fe4e32558635ea56de1a45839d5008fa9a4f15aa8f377527 [INFO] running `Command { std: "docker" "start" "-a" "d2999dc64771b355fe4e32558635ea56de1a45839d5008fa9a4f15aa8f377527", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.127 [INFO] [stderr] Compiling ppv-lite86 v0.2.16 [INFO] [stderr] Compiling getrandom v0.2.7 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling rust-chip8emu v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::fs` [INFO] [stdout] --> src/chip8.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fs; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `SE_IMD` should have an upper camel case name [INFO] [stdout] --> src/chip8.rs:78:5 [INFO] [stdout] | [INFO] [stdout] 78 | SE_IMD { cmp_val: u8, reg_num: u8 }, [INFO] [stdout] | ^^^^^^ help: convert the identifier to upper camel case: `SeImd` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `SNE_IMD` should have an upper camel case name [INFO] [stdout] --> src/chip8.rs:79:5 [INFO] [stdout] | [INFO] [stdout] 79 | SNE_IMD { cmp_val: u8, reg_num: u8 }, [INFO] [stdout] | ^^^^^^^ help: convert the identifier to upper camel case: `SneImd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `SE_REG` should have an upper camel case name [INFO] [stdout] --> src/chip8.rs:80:5 [INFO] [stdout] | [INFO] [stdout] 80 | SE_REG { reg_num_x: u8, reg_num_y: u8 }, [INFO] [stdout] | ^^^^^^ help: convert the identifier to upper camel case: `SeReg` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `LD_IMD` should have an upper camel case name [INFO] [stdout] --> src/chip8.rs:81:5 [INFO] [stdout] | [INFO] [stdout] 81 | LD_IMD { reg_num: u8, byte: u8 }, [INFO] [stdout] | ^^^^^^ help: convert the identifier to upper camel case: `LdImd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `ADD_IMD` should have an upper camel case name [INFO] [stdout] --> src/chip8.rs:82:5 [INFO] [stdout] | [INFO] [stdout] 82 | ADD_IMD { reg_num: u8, byte: u8 }, [INFO] [stdout] | ^^^^^^^ help: convert the identifier to upper camel case: `AddImd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/chip8.rs:214:17 [INFO] [stdout] | [INFO] [stdout] 214 | _ => panic!("Shouldnt be here"), [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/chip8.rs:214:17 [INFO] [stdout] | [INFO] [stdout] 201 | Instruction::CLS => self.cls(), [INFO] [stdout] | ---------------- matches some of the same values [INFO] [stdout] 202 | Instruction::BRK => break, [INFO] [stdout] | ---------------- matches some of the same values [INFO] [stdout] 203 | Instruction::RET => self.ret(), [INFO] [stdout] | ---------------- matches some of the same values [INFO] [stdout] 204 | Instruction::JP { addr } => self.jp(addr), [INFO] [stdout] | ------------------------ matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 214 | _ => panic!("Shouldnt be here"), [INFO] [stdout] | ^ ...and 6 other patterns collectively make this unreachable [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `reg_num_x` [INFO] [stdout] --> src/chip8.rs:274:26 [INFO] [stdout] | [INFO] [stdout] 274 | fn ld_reg(&mut self, reg_num_x: u8, reg_num_y: u8) {} [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_reg_num_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `reg_num_y` [INFO] [stdout] --> src/chip8.rs:274:41 [INFO] [stdout] | [INFO] [stdout] 274 | fn ld_reg(&mut self, reg_num_x: u8, reg_num_y: u8) {} [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_reg_num_y` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `Instruction` is more private than the item `Chip8::decode` [INFO] [stdout] --> src/chip8.rs:121:5 [INFO] [stdout] | [INFO] [stdout] 121 | pub fn decode(&mut self, instr: u16) -> Instruction { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `Chip8::decode` is reachable at visibility `pub(crate)` [INFO] [stdout] | [INFO] [stdout] note: but type `Instruction` is only usable at visibility `pub(self)` [INFO] [stdout] --> src/chip8.rs:72:1 [INFO] [stdout] | [INFO] [stdout] 72 | enum Instruction { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(private_interfaces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple fields are never read [INFO] [stdout] --> src/chip8.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct Chip8 { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 6 | registers: [u8; 16], [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 7 | memory: [u8; 4096], [INFO] [stdout] 8 | index: u16, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 9 | pc: u16, [INFO] [stdout] 10 | stack: [u16; 16], [INFO] [stdout] | ^^^^^ [INFO] [stdout] 11 | sp: u8, [INFO] [stdout] | ^^ [INFO] [stdout] 12 | delayTimer: u8, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 13 | soundTimer: u8, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 14 | keypad: [u8; 16], [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 15 | video: [u32; 64 * 32], [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Mem` is never used [INFO] [stdout] --> src/chip8.rs:43:7 [INFO] [stdout] | [INFO] [stdout] 43 | trait Mem { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Instruction` is never used [INFO] [stdout] --> src/chip8.rs:72:6 [INFO] [stdout] | [INFO] [stdout] 72 | enum Instruction { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple methods are never used [INFO] [stdout] --> src/chip8.rs:104:12 [INFO] [stdout] | [INFO] [stdout] 85 | impl Chip8 { [INFO] [stdout] | ---------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 104 | pub fn load(&mut self, program: &Vec) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 121 | pub fn decode(&mut self, instr: u16) -> Instruction { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 194 | pub fn run(&mut self) { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 219 | fn push(&mut self, val: u16) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 225 | fn pop(&mut self) -> u16 { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 231 | fn cls(&mut self) { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 235 | fn ret(&mut self) { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 239 | fn jp(&mut self, addr: u16) { [INFO] [stdout] | ^^ [INFO] [stdout] ... [INFO] [stdout] 243 | fn call(&mut self, addr: u16) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 248 | fn se_imd(&mut self, reg_num: u8, cmp_val: u8) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 254 | fn sne_imd(&mut self, reg_num: u8, cmp_val: u8) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 260 | fn se_reg(&mut self, reg_num_x: u8, reg_num_y: u8) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 266 | fn ld_imd(&mut self, reg_num: u8, byte: u8) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 270 | fn add_imd(&mut self, reg_num: u8, byte: u8) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 274 | fn ld_reg(&mut self, reg_num_x: u8, reg_num_y: u8) {} [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `delayTimer` should have a snake case name [INFO] [stdout] --> src/chip8.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | delayTimer: u8, [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `delay_timer` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `soundTimer` should have a snake case name [INFO] [stdout] --> src/chip8.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | soundTimer: u8, [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `sound_timer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `fontset` should have an upper case name [INFO] [stdout] --> src/chip8.rs:24:7 [INFO] [stdout] | [INFO] [stdout] 24 | const fontset: [u8; FONTSET_SIZE as usize] = [ [INFO] [stdout] | ^^^^^^^ help: convert the identifier to upper case: `FONTSET` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.36s [INFO] running `Command { std: "docker" "inspect" "d2999dc64771b355fe4e32558635ea56de1a45839d5008fa9a4f15aa8f377527", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d2999dc64771b355fe4e32558635ea56de1a45839d5008fa9a4f15aa8f377527", kill_on_drop: false }` [INFO] [stdout] d2999dc64771b355fe4e32558635ea56de1a45839d5008fa9a4f15aa8f377527 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d118b6fdf91144cb3f26f5b0a4199d14471724a86c593b477876c53a5f34941c [INFO] running `Command { std: "docker" "start" "-a" "d118b6fdf91144cb3f26f5b0a4199d14471724a86c593b477876c53a5f34941c", kill_on_drop: false }` [INFO] [stderr] Compiling rust-chip8emu v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::fs` [INFO] [stdout] --> src/chip8.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fs; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/chip8/tests.rs:4:24 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::chip8::{self, Chip8}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `SE_IMD` should have an upper camel case name [INFO] [stdout] --> src/chip8.rs:78:5 [INFO] [stdout] | [INFO] [stdout] 78 | SE_IMD { cmp_val: u8, reg_num: u8 }, [INFO] [stdout] | ^^^^^^ help: convert the identifier to upper camel case: `SeImd` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `SNE_IMD` should have an upper camel case name [INFO] [stdout] --> src/chip8.rs:79:5 [INFO] [stdout] | [INFO] [stdout] 79 | SNE_IMD { cmp_val: u8, reg_num: u8 }, [INFO] [stdout] | ^^^^^^^ help: convert the identifier to upper camel case: `SneImd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `SE_REG` should have an upper camel case name [INFO] [stdout] --> src/chip8.rs:80:5 [INFO] [stdout] | [INFO] [stdout] 80 | SE_REG { reg_num_x: u8, reg_num_y: u8 }, [INFO] [stdout] | ^^^^^^ help: convert the identifier to upper camel case: `SeReg` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `LD_IMD` should have an upper camel case name [INFO] [stdout] --> src/chip8.rs:81:5 [INFO] [stdout] | [INFO] [stdout] 81 | LD_IMD { reg_num: u8, byte: u8 }, [INFO] [stdout] | ^^^^^^ help: convert the identifier to upper camel case: `LdImd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `ADD_IMD` should have an upper camel case name [INFO] [stdout] --> src/chip8.rs:82:5 [INFO] [stdout] | [INFO] [stdout] 82 | ADD_IMD { reg_num: u8, byte: u8 }, [INFO] [stdout] | ^^^^^^^ help: convert the identifier to upper camel case: `AddImd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/chip8.rs:214:17 [INFO] [stdout] | [INFO] [stdout] 214 | _ => panic!("Shouldnt be here"), [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/chip8.rs:214:17 [INFO] [stdout] | [INFO] [stdout] 201 | Instruction::CLS => self.cls(), [INFO] [stdout] | ---------------- matches some of the same values [INFO] [stdout] 202 | Instruction::BRK => break, [INFO] [stdout] | ---------------- matches some of the same values [INFO] [stdout] 203 | Instruction::RET => self.ret(), [INFO] [stdout] | ---------------- matches some of the same values [INFO] [stdout] 204 | Instruction::JP { addr } => self.jp(addr), [INFO] [stdout] | ------------------------ matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 214 | _ => panic!("Shouldnt be here"), [INFO] [stdout] | ^ ...and 6 other patterns collectively make this unreachable [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `reg_num_x` [INFO] [stdout] --> src/chip8.rs:274:26 [INFO] [stdout] | [INFO] [stdout] 274 | fn ld_reg(&mut self, reg_num_x: u8, reg_num_y: u8) {} [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_reg_num_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `reg_num_y` [INFO] [stdout] --> src/chip8.rs:274:41 [INFO] [stdout] | [INFO] [stdout] 274 | fn ld_reg(&mut self, reg_num_x: u8, reg_num_y: u8) {} [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_reg_num_y` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `Instruction` is more private than the item `Chip8::decode` [INFO] [stdout] --> src/chip8.rs:121:5 [INFO] [stdout] | [INFO] [stdout] 121 | pub fn decode(&mut self, instr: u16) -> Instruction { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `Chip8::decode` is reachable at visibility `pub(crate)` [INFO] [stdout] | [INFO] [stdout] note: but type `Instruction` is only usable at visibility `pub(self)` [INFO] [stdout] --> src/chip8.rs:72:1 [INFO] [stdout] | [INFO] [stdout] 72 | enum Instruction { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(private_interfaces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `index`, `delayTimer`, `soundTimer`, and `keypad` are never read [INFO] [stdout] --> src/chip8.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct Chip8 { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 8 | index: u16, [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 12 | delayTimer: u8, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 13 | soundTimer: u8, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 14 | keypad: [u8; 16], [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `mem_write` and `mem_write_u16` are never used [INFO] [stdout] --> src/chip8.rs:46:8 [INFO] [stdout] | [INFO] [stdout] 43 | trait Mem { [INFO] [stdout] | --- methods in this trait [INFO] [stdout] ... [INFO] [stdout] 46 | fn mem_write(&mut self, addr: u16, data: u8); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 54 | fn mem_write_u16(&mut self, pos: u16, data: u16) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `ld_reg` is never used [INFO] [stdout] --> src/chip8.rs:274:8 [INFO] [stdout] | [INFO] [stdout] 85 | impl Chip8 { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 274 | fn ld_reg(&mut self, reg_num_x: u8, reg_num_y: u8) {} [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `delayTimer` should have a snake case name [INFO] [stdout] --> src/chip8.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | delayTimer: u8, [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `delay_timer` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `soundTimer` should have a snake case name [INFO] [stdout] --> src/chip8.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | soundTimer: u8, [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `sound_timer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `fontset` should have an upper case name [INFO] [stdout] --> src/chip8.rs:24:7 [INFO] [stdout] | [INFO] [stdout] 24 | const fontset: [u8; FONTSET_SIZE as usize] = [ [INFO] [stdout] | ^^^^^^^ help: convert the identifier to upper case: `FONTSET` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s [INFO] running `Command { std: "docker" "inspect" "d118b6fdf91144cb3f26f5b0a4199d14471724a86c593b477876c53a5f34941c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d118b6fdf91144cb3f26f5b0a4199d14471724a86c593b477876c53a5f34941c", kill_on_drop: false }` [INFO] [stdout] d118b6fdf91144cb3f26f5b0a4199d14471724a86c593b477876c53a5f34941c