[INFO] cloning repository https://github.com/Pushyboy/chip8_emulator [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Pushyboy/chip8_emulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPushyboy%2Fchip8_emulator", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPushyboy%2Fchip8_emulator'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 41124a7c63b1f5b29ff5f82747db0da79ebb1026 [INFO] building Pushyboy/chip8_emulator 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%2FPushyboy%2Fchip8_emulator" "/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/Pushyboy/chip8_emulator 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/Pushyboy/chip8_emulator [INFO] finished tweaking git repo https://github.com/Pushyboy/chip8_emulator [INFO] tweaked toml for git repo https://github.com/Pushyboy/chip8_emulator written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Pushyboy/chip8_emulator 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-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c25c0bff50049e5e43ee15f9a6eaeb743ec906f645814f430f245fada63bc468 [INFO] running `Command { std: "docker" "start" "-a" "c25c0bff50049e5e43ee15f9a6eaeb743ec906f645814f430f245fada63bc468", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c25c0bff50049e5e43ee15f9a6eaeb743ec906f645814f430f245fada63bc468", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c25c0bff50049e5e43ee15f9a6eaeb743ec906f645814f430f245fada63bc468", kill_on_drop: false }` [INFO] [stdout] c25c0bff50049e5e43ee15f9a6eaeb743ec906f645814f430f245fada63bc468 [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 -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] 7846c0bf84c7fa214874662a80d5adf593d6cd8895a895f860962b6a8fc6ddad [INFO] running `Command { std: "docker" "start" "-a" "7846c0bf84c7fa214874662a80d5adf593d6cd8895a895f860962b6a8fc6ddad", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.146 [INFO] [stderr] Compiling version-compare v0.1.1 [INFO] [stderr] Compiling sdl2 v0.35.2 [INFO] [stderr] Compiling sdl2-sys v0.35.2 [INFO] [stderr] Compiling getrandom v0.2.10 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling chip_8 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: type `Chip_8` should have an upper camel case name [INFO] [stdout] --> src/cpu.rs:24:12 [INFO] [stdout] | [INFO] [stdout] 24 | pub struct Chip_8 { [INFO] [stdout] | ^^^^^^ help: convert the identifier to upper camel case: `Chip8` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression [INFO] [stdout] --> src/cpu.rs:306:15 [INFO] [stdout] | [INFO] [stdout] 306 | match (v[x] & 0x01) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 306 - match (v[x] & 0x01) { [INFO] [stdout] 306 + match v[x] & 0x01 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `State` [INFO] [stdout] --> src/main.rs:2:19 [INFO] [stdout] | [INFO] [stdout] 2 | use cpu::{Chip_8, State}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Duration` [INFO] [stdout] --> src/main.rs:5:17 [INFO] [stdout] | [INFO] [stdout] 5 | use std::time::{Duration, Instant}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `INACTIVE` is never constructed [INFO] [stdout] --> src/cpu.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 19 | pub enum State { [INFO] [stdout] | ----- variant in this enum [INFO] [stdout] 20 | ACTIVE, [INFO] [stdout] 21 | INACTIVE, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `state` is never read [INFO] [stdout] --> src/cpu.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 24 | pub struct Chip_8 { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 35 | pub state: State [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/cpu.rs:216:25 [INFO] [stdout] | [INFO] [stdout] 216 | self.display.draw_pixel(x as i32, y as i32, Color::BLACK); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 216 | let _ = self.display.draw_pixel(x as i32, y as i32, Color::BLACK); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/cpu.rs:220:25 [INFO] [stdout] | [INFO] [stdout] 220 | self.display.draw_pixel(x as i32, y as i32, Color::WHITE); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 220 | let _ = self.display.draw_pixel(x as i32, y as i32, Color::WHITE); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `store_BCD` should have a snake case name [INFO] [stdout] --> src/cpu.rs:395:8 [INFO] [stdout] | [INFO] [stdout] 395 | fn store_BCD(&mut self, x: usize) { [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to snake case: `store_bcd` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.90s [INFO] running `Command { std: "docker" "inspect" "7846c0bf84c7fa214874662a80d5adf593d6cd8895a895f860962b6a8fc6ddad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7846c0bf84c7fa214874662a80d5adf593d6cd8895a895f860962b6a8fc6ddad", kill_on_drop: false }` [INFO] [stdout] 7846c0bf84c7fa214874662a80d5adf593d6cd8895a895f860962b6a8fc6ddad [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 -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] a9850e716dafa74038a957224925cf948c0e8db7a15da6439ff7dfb073e022b7 [INFO] running `Command { std: "docker" "start" "-a" "a9850e716dafa74038a957224925cf948c0e8db7a15da6439ff7dfb073e022b7", kill_on_drop: false }` [INFO] [stderr] Compiling chip_8 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: type `Chip_8` should have an upper camel case name [INFO] [stdout] --> src/cpu.rs:24:12 [INFO] [stdout] | [INFO] [stdout] 24 | pub struct Chip_8 { [INFO] [stdout] | ^^^^^^ help: convert the identifier to upper camel case: `Chip8` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression [INFO] [stdout] --> src/cpu.rs:306:15 [INFO] [stdout] | [INFO] [stdout] 306 | match (v[x] & 0x01) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 306 - match (v[x] & 0x01) { [INFO] [stdout] 306 + match v[x] & 0x01 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `State` [INFO] [stdout] --> src/main.rs:2:19 [INFO] [stdout] | [INFO] [stdout] 2 | use cpu::{Chip_8, State}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Duration` [INFO] [stdout] --> src/main.rs:5:17 [INFO] [stdout] | [INFO] [stdout] 5 | use std::time::{Duration, Instant}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `INACTIVE` is never constructed [INFO] [stdout] --> src/cpu.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 19 | pub enum State { [INFO] [stdout] | ----- variant in this enum [INFO] [stdout] 20 | ACTIVE, [INFO] [stdout] 21 | INACTIVE, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `state` is never read [INFO] [stdout] --> src/cpu.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 24 | pub struct Chip_8 { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 35 | pub state: State [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/cpu.rs:216:25 [INFO] [stdout] | [INFO] [stdout] 216 | self.display.draw_pixel(x as i32, y as i32, Color::BLACK); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 216 | let _ = self.display.draw_pixel(x as i32, y as i32, Color::BLACK); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/cpu.rs:220:25 [INFO] [stdout] | [INFO] [stdout] 220 | self.display.draw_pixel(x as i32, y as i32, Color::WHITE); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 220 | let _ = self.display.draw_pixel(x as i32, y as i32, Color::WHITE); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `store_BCD` should have a snake case name [INFO] [stdout] --> src/cpu.rs:395:8 [INFO] [stdout] | [INFO] [stdout] 395 | fn store_BCD(&mut self, x: usize) { [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to snake case: `store_bcd` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.31s [INFO] running `Command { std: "docker" "inspect" "a9850e716dafa74038a957224925cf948c0e8db7a15da6439ff7dfb073e022b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a9850e716dafa74038a957224925cf948c0e8db7a15da6439ff7dfb073e022b7", kill_on_drop: false }` [INFO] [stdout] a9850e716dafa74038a957224925cf948c0e8db7a15da6439ff7dfb073e022b7