[INFO] cloning repository https://github.com/mariankay/CHIP-8-Emulator [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mariankay/CHIP-8-Emulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmariankay%2FCHIP-8-Emulator", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmariankay%2FCHIP-8-Emulator'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9825f00832f93812d2fd9124c37edb107270a2ed [INFO] checking mariankay/CHIP-8-Emulator against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmariankay%2FCHIP-8-Emulator" "/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/mariankay/CHIP-8-Emulator on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mariankay/CHIP-8-Emulator [INFO] finished tweaking git repo https://github.com/mariankay/CHIP-8-Emulator [INFO] tweaked toml for git repo https://github.com/mariankay/CHIP-8-Emulator written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/mariankay/CHIP-8-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 79c5b9efa9c4b77b68cb571a4e0ef701cf28ab8b9da8f7250311ddba316615f6 [INFO] running `Command { std: "docker" "start" "-a" "79c5b9efa9c4b77b68cb571a4e0ef701cf28ab8b9da8f7250311ddba316615f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "79c5b9efa9c4b77b68cb571a4e0ef701cf28ab8b9da8f7250311ddba316615f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "79c5b9efa9c4b77b68cb571a4e0ef701cf28ab8b9da8f7250311ddba316615f6", kill_on_drop: false }` [INFO] [stdout] 79c5b9efa9c4b77b68cb571a4e0ef701cf28ab8b9da8f7250311ddba316615f6 [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" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b91fd4cfd6fdab08615f879de32763843432f6fb8c5032a7a20226b39263a7a4 [INFO] running `Command { std: "docker" "start" "-a" "b91fd4cfd6fdab08615f879de32763843432f6fb8c5032a7a20226b39263a7a4", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.99 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling radium v0.6.2 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking tap v1.0.1 [INFO] [stderr] Checking numtoa v0.1.0 [INFO] [stderr] Checking funty v1.2.0 [INFO] [stderr] Checking wyz v0.4.0 [INFO] [stderr] Checking bitvec v0.22.3 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking termion v1.5.6 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking chip-8-emu v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `color` [INFO] [stdout] --> src/main.rs:8:22 [INFO] [stdout] | [INFO] [stdout] 8 | use termion::{clear, color, cursor}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::Mutex` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use std::sync::Mutex; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `color` [INFO] [stdout] --> src/main.rs:8:22 [INFO] [stdout] | [INFO] [stdout] 8 | use termion::{clear, color, cursor}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::Mutex` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use std::sync::Mutex; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around index expression [INFO] [stdout] --> src/main.rs:328:25 [INFO] [stdout] | [INFO] [stdout] 328 | self.memory[(self.index as usize + i)] = self.regs[i]; [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 328 - self.memory[(self.index as usize + i)] = self.regs[i]; [INFO] [stdout] 328 + self.memory[self.index as usize + i] = self.regs[i]; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around index expression [INFO] [stdout] --> src/main.rs:334:40 [INFO] [stdout] | [INFO] [stdout] 334 | self.regs[i] = self.memory[(self.index as usize + i)]; [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 334 - self.regs[i] = self.memory[(self.index as usize + i)]; [INFO] [stdout] 334 + self.regs[i] = self.memory[self.index as usize + i]; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around index expression [INFO] [stdout] --> src/main.rs:328:25 [INFO] [stdout] | [INFO] [stdout] 328 | self.memory[(self.index as usize + i)] = self.regs[i]; [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 328 - self.memory[(self.index as usize + i)] = self.regs[i]; [INFO] [stdout] 328 + self.memory[self.index as usize + i] = self.regs[i]; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around index expression [INFO] [stdout] --> src/main.rs:334:40 [INFO] [stdout] | [INFO] [stdout] 334 | self.regs[i] = self.memory[(self.index as usize + i)]; [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 334 - self.regs[i] = self.memory[(self.index as usize + i)]; [INFO] [stdout] 334 + self.regs[i] = self.memory[self.index as usize + i]; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `display_index` [INFO] [stdout] --> src/main.rs:260:17 [INFO] [stdout] | [INFO] [stdout] 260 | let mut display_index = 0; [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_display_index` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:260:13 [INFO] [stdout] | [INFO] [stdout] 260 | let mut display_index = 0; [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: method `check_terminal_size` is never used [INFO] [stdout] --> src/main.rs:354:8 [INFO] [stdout] | [INFO] [stdout] 40 | impl CPU { [INFO] [stdout] | -------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 354 | fn check_terminal_size(&self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `display_index` [INFO] [stdout] --> src/main.rs:260:17 [INFO] [stdout] | [INFO] [stdout] 260 | let mut display_index = 0; [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_display_index` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:260:13 [INFO] [stdout] | [INFO] [stdout] 260 | let mut display_index = 0; [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: method `check_terminal_size` is never used [INFO] [stdout] --> src/main.rs:354:8 [INFO] [stdout] | [INFO] [stdout] 40 | impl CPU { [INFO] [stdout] | -------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 354 | fn check_terminal_size(&self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.72s [INFO] running `Command { std: "docker" "inspect" "b91fd4cfd6fdab08615f879de32763843432f6fb8c5032a7a20226b39263a7a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b91fd4cfd6fdab08615f879de32763843432f6fb8c5032a7a20226b39263a7a4", kill_on_drop: false }` [INFO] [stdout] b91fd4cfd6fdab08615f879de32763843432f6fb8c5032a7a20226b39263a7a4