[INFO] cloning repository https://github.com/nznznz42/Crisp8 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nznznz42/Crisp8" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnznznz42%2FCrisp8", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnznznz42%2FCrisp8'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0aece1f759b83c9399ccda987c2ed7affaebc7f1 [INFO] building nznznz42/Crisp8 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%2Fnznznz42%2FCrisp8" "/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/nznznz42/Crisp8 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/nznznz42/Crisp8 [INFO] finished tweaking git repo https://github.com/nznznz42/Crisp8 [INFO] tweaked toml for git repo https://github.com/nznznz42/Crisp8 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/nznznz42/Crisp8 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] d7e74fb7ea4fa2ab24cfdb1af2b8a33ba0947c65efd1dde234f083441d38d325 [INFO] running `Command { std: "docker" "start" "-a" "d7e74fb7ea4fa2ab24cfdb1af2b8a33ba0947c65efd1dde234f083441d38d325", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d7e74fb7ea4fa2ab24cfdb1af2b8a33ba0947c65efd1dde234f083441d38d325", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d7e74fb7ea4fa2ab24cfdb1af2b8a33ba0947c65efd1dde234f083441d38d325", kill_on_drop: false }` [INFO] [stdout] d7e74fb7ea4fa2ab24cfdb1af2b8a33ba0947c65efd1dde234f083441d38d325 [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] 444c6a8471aa86ec3a741bf7dfbe8dae17bf327a3134c8928477eb330f795604 [INFO] running `Command { std: "docker" "start" "-a" "444c6a8471aa86ec3a741bf7dfbe8dae17bf327a3134c8928477eb330f795604", kill_on_drop: false }` [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling libc v0.2.151 [INFO] [stderr] Compiling version-compare v0.1.1 [INFO] [stderr] Compiling sdl2 v0.36.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.17 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling sdl2-sys v0.36.0 [INFO] [stderr] Compiling getrandom v0.2.11 [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 Crisp8 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `SCREEN_HEIGHT` and `SCREEN_WIDTH` [INFO] [stdout] --> src/cpu.rs:3:63 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::consts::{CHIP8_HEIGHT, CHIP8_WIDTH, PROGRAM_START, SCREEN_HEIGHT, SCREEN_WIDTH}; [INFO] [stdout] | ^^^^^^^^^^^^^ ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/cpu.rs:285:20 [INFO] [stdout] | [INFO] [stdout] 285 | if (self.i_reg + self.reg[x as usize] as u16 > 0xFFF) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 285 - if (self.i_reg + self.reg[x as usize] as u16 > 0xFFF) { [INFO] [stdout] 285 + if self.i_reg + self.reg[x as usize] as u16 > 0xFFF { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/cpu.rs:315:21 [INFO] [stdout] | [INFO] [stdout] 315 | let mut mem = vm.memory.borrow_mut(); [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 variable: `vm` [INFO] [stdout] --> src/display.rs:39:42 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn draw(&mut self, mem: &Memory, vm: &Vm) { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_vm` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `skip_instruction` is never used [INFO] [stdout] --> src/cpu.rs:33:12 [INFO] [stdout] | [INFO] [stdout] 16 | impl Processor { [INFO] [stdout] | -------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 33 | pub fn skip_instruction(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `audio_enabled` is never read [INFO] [stdout] --> src/memory.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct Memory { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 7 | pub audio_enabled: bool [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `events` is never read [INFO] [stdout] --> src/keyboard.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Keyboard { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] 7 | pub events: sdl2::EventPump, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `poll` is never used [INFO] [stdout] --> src/keyboard.rs:19:12 [INFO] [stdout] | [INFO] [stdout] 11 | impl Keyboard { [INFO] [stdout] | ------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 19 | pub fn poll(&mut self) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `tick` is never used [INFO] [stdout] --> src/vm.rs:98:12 [INFO] [stdout] | [INFO] [stdout] 19 | impl Vm { [INFO] [stdout] | ------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 98 | pub fn tick(&mut self) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: comparison is useless due to type limits [INFO] [stdout] --> src/cpu.rs:137:20 [INFO] [stdout] | [INFO] [stdout] 137 | if self.reg[x as usize] > 0xFF { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_comparisons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.37s [INFO] running `Command { std: "docker" "inspect" "444c6a8471aa86ec3a741bf7dfbe8dae17bf327a3134c8928477eb330f795604", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "444c6a8471aa86ec3a741bf7dfbe8dae17bf327a3134c8928477eb330f795604", kill_on_drop: false }` [INFO] [stdout] 444c6a8471aa86ec3a741bf7dfbe8dae17bf327a3134c8928477eb330f795604 [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] 7dd9e15d8d82beea86d39bf4053f5d1fbf82fcae37ec939047a5ffeb28ad2339 [INFO] running `Command { std: "docker" "start" "-a" "7dd9e15d8d82beea86d39bf4053f5d1fbf82fcae37ec939047a5ffeb28ad2339", kill_on_drop: false }` [INFO] [stderr] Compiling Crisp8 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `SCREEN_HEIGHT` and `SCREEN_WIDTH` [INFO] [stdout] --> src/cpu.rs:3:63 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::consts::{CHIP8_HEIGHT, CHIP8_WIDTH, PROGRAM_START, SCREEN_HEIGHT, SCREEN_WIDTH}; [INFO] [stdout] | ^^^^^^^^^^^^^ ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/cpu.rs:285:20 [INFO] [stdout] | [INFO] [stdout] 285 | if (self.i_reg + self.reg[x as usize] as u16 > 0xFFF) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 285 - if (self.i_reg + self.reg[x as usize] as u16 > 0xFFF) { [INFO] [stdout] 285 + if self.i_reg + self.reg[x as usize] as u16 > 0xFFF { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/cpu.rs:315:21 [INFO] [stdout] | [INFO] [stdout] 315 | let mut mem = vm.memory.borrow_mut(); [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 variable: `vm` [INFO] [stdout] --> src/display.rs:39:42 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn draw(&mut self, mem: &Memory, vm: &Vm) { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_vm` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `skip_instruction` is never used [INFO] [stdout] --> src/cpu.rs:33:12 [INFO] [stdout] | [INFO] [stdout] 16 | impl Processor { [INFO] [stdout] | -------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 33 | pub fn skip_instruction(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `audio_enabled` is never read [INFO] [stdout] --> src/memory.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct Memory { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 7 | pub audio_enabled: bool [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `events` is never read [INFO] [stdout] --> src/keyboard.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Keyboard { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] 7 | pub events: sdl2::EventPump, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `poll` is never used [INFO] [stdout] --> src/keyboard.rs:19:12 [INFO] [stdout] | [INFO] [stdout] 11 | impl Keyboard { [INFO] [stdout] | ------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 19 | pub fn poll(&mut self) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `tick` is never used [INFO] [stdout] --> src/vm.rs:98:12 [INFO] [stdout] | [INFO] [stdout] 19 | impl Vm { [INFO] [stdout] | ------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 98 | pub fn tick(&mut self) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: comparison is useless due to type limits [INFO] [stdout] --> src/cpu.rs:137:20 [INFO] [stdout] | [INFO] [stdout] 137 | if self.reg[x as usize] > 0xFF { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_comparisons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s [INFO] running `Command { std: "docker" "inspect" "7dd9e15d8d82beea86d39bf4053f5d1fbf82fcae37ec939047a5ffeb28ad2339", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7dd9e15d8d82beea86d39bf4053f5d1fbf82fcae37ec939047a5ffeb28ad2339", kill_on_drop: false }` [INFO] [stdout] 7dd9e15d8d82beea86d39bf4053f5d1fbf82fcae37ec939047a5ffeb28ad2339