[INFO] updating cached repository nskillen/rust8 [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/nskillen/rust8 [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/nskillen/rust8" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/nskillen/rust8"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/nskillen/rust8'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/nskillen/rust8" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/nskillen/rust8"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/nskillen/rust8'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] deda28cf59b5bc714928b03105a2e0a9d4cfb120 [INFO] sha for GitHub repo nskillen/rust8: deda28cf59b5bc714928b03105a2e0a9d4cfb120 [INFO] validating manifest of nskillen/rust8 on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of nskillen/rust8 on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing nskillen/rust8 [INFO] finished frobbing nskillen/rust8 [INFO] frobbed toml for nskillen/rust8 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/nskillen/rust8/Cargo.toml [INFO] started frobbing nskillen/rust8 [INFO] finished frobbing nskillen/rust8 [INFO] frobbed toml for nskillen/rust8 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/nskillen/rust8/Cargo.toml [INFO] crate nskillen/rust8 already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/nskillen/rust8/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking nskillen/rust8 against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-7/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/nskillen/rust8:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 1a8f22915f7bf3fb397b9821ea0446c0bbf7e325c3ca5dcb9e042fddde77bcb9 [INFO] running `"docker" "start" "-a" "1a8f22915f7bf3fb397b9821ea0446c0bbf7e325c3ca5dcb9e042fddde77bcb9"` [INFO] [stderr] Compiling sdl2-sys v0.8.1 [INFO] [stderr] Checking sdl2 v0.13.0 [INFO] [stderr] Checking rust-8 v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `core::ops::Sub` [INFO] [stderr] --> src/hw.rs:188:13 [INFO] [stderr] | [INFO] [stderr] 188 | use core::ops::Sub; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `sdl2::pixels::Color` [INFO] [stderr] --> src/hw.rs:239:13 [INFO] [stderr] | [INFO] [stderr] 239 | use sdl2::pixels::Color; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `super::hw` [INFO] [stderr] --> src/cpu.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use super::hw; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `core::ops::Sub` [INFO] [stderr] --> src/hw.rs:188:13 [INFO] [stderr] | [INFO] [stderr] 188 | use core::ops::Sub; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `sdl2::pixels::Color` [INFO] [stderr] --> src/hw.rs:239:13 [INFO] [stderr] | [INFO] [stderr] 239 | use sdl2::pixels::Color; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `super::hw` [INFO] [stderr] --> src/cpu.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use super::hw; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `keymod` [INFO] [stderr] --> src/hw.rs:213:75 [INFO] [stderr] | [INFO] [stderr] 213 | Event::KeyDown { timestamp, window_id, keycode, scancode, keymod, repeat } => { [INFO] [stderr] | ^^^^^^ help: try ignoring the field: `keymod: _` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `scancode` [INFO] [stderr] --> src/hw.rs:213:65 [INFO] [stderr] | [INFO] [stderr] 213 | Event::KeyDown { timestamp, window_id, keycode, scancode, keymod, repeat } => { [INFO] [stderr] | ^^^^^^^^ help: try ignoring the field: `scancode: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `timestamp` [INFO] [stderr] --> src/hw.rs:213:34 [INFO] [stderr] | [INFO] [stderr] 213 | Event::KeyDown { timestamp, window_id, keycode, scancode, keymod, repeat } => { [INFO] [stderr] | ^^^^^^^^^ help: try ignoring the field: `timestamp: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `window_id` [INFO] [stderr] --> src/hw.rs:213:45 [INFO] [stderr] | [INFO] [stderr] 213 | Event::KeyDown { timestamp, window_id, keycode, scancode, keymod, repeat } => { [INFO] [stderr] | ^^^^^^^^^ help: try ignoring the field: `window_id: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `keymod` [INFO] [stderr] --> src/hw.rs:226:73 [INFO] [stderr] | [INFO] [stderr] 226 | Event::KeyUp { timestamp, window_id, keycode, scancode, keymod, repeat } => { [INFO] [stderr] | ^^^^^^ help: try ignoring the field: `keymod: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `scancode` [INFO] [stderr] --> src/hw.rs:226:63 [INFO] [stderr] | [INFO] [stderr] 226 | Event::KeyUp { timestamp, window_id, keycode, scancode, keymod, repeat } => { [INFO] [stderr] | ^^^^^^^^ help: try ignoring the field: `scancode: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `timestamp` [INFO] [stderr] --> src/hw.rs:226:32 [INFO] [stderr] | [INFO] [stderr] 226 | Event::KeyUp { timestamp, window_id, keycode, scancode, keymod, repeat } => { [INFO] [stderr] | ^^^^^^^^^ help: try ignoring the field: `timestamp: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `window_id` [INFO] [stderr] --> src/hw.rs:226:43 [INFO] [stderr] | [INFO] [stderr] 226 | Event::KeyUp { timestamp, window_id, keycode, scancode, keymod, repeat } => { [INFO] [stderr] | ^^^^^^^^^ help: try ignoring the field: `window_id: _` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/hw.rs:83:7 [INFO] [stderr] | [INFO] [stderr] 83 | let mut event_pump = match sdl_context.event_pump() { [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 variable: `keymod` [INFO] [stderr] --> src/hw.rs:213:75 [INFO] [stderr] | [INFO] [stderr] 213 | Event::KeyDown { timestamp, window_id, keycode, scancode, keymod, repeat } => { [INFO] [stderr] | ^^^^^^ help: try ignoring the field: `keymod: _` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `scancode` [INFO] [stderr] --> src/hw.rs:213:65 [INFO] [stderr] | [INFO] [stderr] 213 | Event::KeyDown { timestamp, window_id, keycode, scancode, keymod, repeat } => { [INFO] [stderr] | ^^^^^^^^ help: try ignoring the field: `scancode: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `timestamp` [INFO] [stderr] --> src/hw.rs:213:34 [INFO] [stderr] | [INFO] [stderr] 213 | Event::KeyDown { timestamp, window_id, keycode, scancode, keymod, repeat } => { [INFO] [stderr] | ^^^^^^^^^ help: try ignoring the field: `timestamp: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `window_id` [INFO] [stderr] --> src/hw.rs:213:45 [INFO] [stderr] | [INFO] [stderr] 213 | Event::KeyDown { timestamp, window_id, keycode, scancode, keymod, repeat } => { [INFO] [stderr] | ^^^^^^^^^ help: try ignoring the field: `window_id: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `keymod` [INFO] [stderr] --> src/hw.rs:226:73 [INFO] [stderr] | [INFO] [stderr] 226 | Event::KeyUp { timestamp, window_id, keycode, scancode, keymod, repeat } => { [INFO] [stderr] | ^^^^^^ help: try ignoring the field: `keymod: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `scancode` [INFO] [stderr] --> src/hw.rs:226:63 [INFO] [stderr] | [INFO] [stderr] 226 | Event::KeyUp { timestamp, window_id, keycode, scancode, keymod, repeat } => { [INFO] [stderr] | ^^^^^^^^ help: try ignoring the field: `scancode: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `timestamp` [INFO] [stderr] --> src/hw.rs:226:32 [INFO] [stderr] | [INFO] [stderr] 226 | Event::KeyUp { timestamp, window_id, keycode, scancode, keymod, repeat } => { [INFO] [stderr] | ^^^^^^^^^ help: try ignoring the field: `timestamp: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `window_id` [INFO] [stderr] --> src/hw.rs:226:43 [INFO] [stderr] | [INFO] [stderr] 226 | Event::KeyUp { timestamp, window_id, keycode, scancode, keymod, repeat } => { [INFO] [stderr] | ^^^^^^^^^ help: try ignoring the field: `window_id: _` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/hw.rs:477:11 [INFO] [stderr] | [INFO] [stderr] 477 | let mut right_off = if left_off == 0xFF { 0x00 } else { left_off + 1 }; [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/hw.rs:83:7 [INFO] [stderr] | [INFO] [stderr] 83 | let mut event_pump = match sdl_context.event_pump() { [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: variable does not need to be mutable [INFO] [stderr] --> src/hw.rs:477:11 [INFO] [stderr] | [INFO] [stderr] 477 | let mut right_off = if left_off == 0xFF { 0x00 } else { left_off + 1 }; [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `FREQUENCY` [INFO] [stderr] --> src/cpu.rs:7:1 [INFO] [stderr] | [INFO] [stderr] 7 | pub const FREQUENCY : u32 = 512; // MHz [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `last_released` [INFO] [stderr] --> src/kb.rs:40:5 [INFO] [stderr] | [INFO] [stderr] 40 | pub fn last_released(&self) -> u8 { self.last_released } [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:582:3 [INFO] [stderr] | [INFO] [stderr] 582 | writeln!(f, "\tmemory: ["); [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] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:583:3 [INFO] [stderr] | [INFO] [stderr] 583 | write!(f, "\t\t \t"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:585:4 [INFO] [stderr] | [INFO] [stderr] 585 | write!(f, "0x{:02x} ", (0x08 * group)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:587:3 [INFO] [stderr] | [INFO] [stderr] 587 | writeln!(f, ""); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:589:4 [INFO] [stderr] | [INFO] [stderr] 589 | write!(f, "\t\t"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:590:4 [INFO] [stderr] | [INFO] [stderr] 590 | write!(f, "0x{:04x}\t", row * DEBUG_MEMORY_PRINT_WIDTH); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:592:5 [INFO] [stderr] | [INFO] [stderr] 592 | write!(f, "{:02x} {:02x} {:02x} {:02x} {:02x} {:02x} {:02x} {:02x} ", [INFO] [stderr] | _________________^ [INFO] [stderr] 593 | | self.memory[row * DEBUG_MEMORY_PRINT_WIDTH + offset + 0x00], self.memory[row * DEBUG_MEMORY_PRINT_WIDTH + offset + 0x01], [INFO] [stderr] 594 | | self.memory[row * DEBUG_MEMORY_PRINT_WIDTH + offset + 0x02], self.memory[row * DEBUG_MEMORY_PRINT_WIDTH + offset + 0x03], [INFO] [stderr] 595 | | self.memory[row * DEBUG_MEMORY_PRINT_WIDTH + offset + 0x04], self.memory[row * DEBUG_MEMORY_PRINT_WIDTH + offset + 0x05], [INFO] [stderr] 596 | | self.memory[row * DEBUG_MEMORY_PRINT_WIDTH + offset + 0x06], self.memory[row * DEBUG_MEMORY_PRINT_WIDTH + offset + 0x07]); [INFO] [stderr] | |_________________________________________________________________________________________________________________________________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:598:4 [INFO] [stderr] | [INFO] [stderr] 598 | write!(f, "\n"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:600:3 [INFO] [stderr] | [INFO] [stderr] 600 | write!(f, "\t\t \t"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:602:4 [INFO] [stderr] | [INFO] [stderr] 602 | write!(f, " 0x{:02x} ", (0x08 * (group+1) - 1)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:604:3 [INFO] [stderr] | [INFO] [stderr] 604 | writeln!(f, ""); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:609:3 [INFO] [stderr] | [INFO] [stderr] 609 | writeln!(f, "\t display_memory: ["); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:610:3 [INFO] [stderr] | [INFO] [stderr] 610 | writeln!(f, "\t\t {}", repeat('-').take(DISPLAY_WIDTH).collect::()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:612:4 [INFO] [stderr] | [INFO] [stderr] 612 | write!(f, "\t\t| "); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:615:6 [INFO] [stderr] | [INFO] [stderr] 615 | write!(f, "{}", if self.display_memory[row * (DISPLAY_WIDTH / 8) + byte] & (1 << bit) != 0 { "#" } else { "." }); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:618:4 [INFO] [stderr] | [INFO] [stderr] 618 | writeln!(f, " |"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:620:3 [INFO] [stderr] | [INFO] [stderr] 620 | writeln!(f, "\t\t {}", repeat('-').take(DISPLAY_WIDTH).collect::()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:627:3 [INFO] [stderr] | [INFO] [stderr] 627 | writeln!(f, "Hw: {{"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:628:3 [INFO] [stderr] | [INFO] [stderr] 628 | writeln!(f, "\tcpu: {:#?}", self.cpu); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:629:3 [INFO] [stderr] | [INFO] [stderr] 629 | self.fmt_memory(f); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:630:3 [INFO] [stderr] | [INFO] [stderr] 630 | self.fmt_display_memory(f); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:631:9 [INFO] [stderr] | [INFO] [stderr] 631 | writeln!(f, "\twaiting_for_keypress: {:#?}", self.waiting_for_keypress); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:632:9 [INFO] [stderr] | [INFO] [stderr] 632 | writeln!(f, "\tkeypress_store_to: {:#02X}", self.keypress_store_to); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `FREQUENCY` [INFO] [stderr] --> src/cpu.rs:7:1 [INFO] [stderr] | [INFO] [stderr] 7 | pub const FREQUENCY : u32 = 512; // MHz [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `last_released` [INFO] [stderr] --> src/kb.rs:40:5 [INFO] [stderr] | [INFO] [stderr] 40 | pub fn last_released(&self) -> u8 { self.last_released } [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:582:3 [INFO] [stderr] | [INFO] [stderr] 582 | writeln!(f, "\tmemory: ["); [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] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:583:3 [INFO] [stderr] | [INFO] [stderr] 583 | write!(f, "\t\t \t"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:585:4 [INFO] [stderr] | [INFO] [stderr] 585 | write!(f, "0x{:02x} ", (0x08 * group)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:587:3 [INFO] [stderr] | [INFO] [stderr] 587 | writeln!(f, ""); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:589:4 [INFO] [stderr] | [INFO] [stderr] 589 | write!(f, "\t\t"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:590:4 [INFO] [stderr] | [INFO] [stderr] 590 | write!(f, "0x{:04x}\t", row * DEBUG_MEMORY_PRINT_WIDTH); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:592:5 [INFO] [stderr] | [INFO] [stderr] 592 | write!(f, "{:02x} {:02x} {:02x} {:02x} {:02x} {:02x} {:02x} {:02x} ", [INFO] [stderr] | _________________^ [INFO] [stderr] 593 | | self.memory[row * DEBUG_MEMORY_PRINT_WIDTH + offset + 0x00], self.memory[row * DEBUG_MEMORY_PRINT_WIDTH + offset + 0x01], [INFO] [stderr] 594 | | self.memory[row * DEBUG_MEMORY_PRINT_WIDTH + offset + 0x02], self.memory[row * DEBUG_MEMORY_PRINT_WIDTH + offset + 0x03], [INFO] [stderr] 595 | | self.memory[row * DEBUG_MEMORY_PRINT_WIDTH + offset + 0x04], self.memory[row * DEBUG_MEMORY_PRINT_WIDTH + offset + 0x05], [INFO] [stderr] 596 | | self.memory[row * DEBUG_MEMORY_PRINT_WIDTH + offset + 0x06], self.memory[row * DEBUG_MEMORY_PRINT_WIDTH + offset + 0x07]); [INFO] [stderr] | |_________________________________________________________________________________________________________________________________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:598:4 [INFO] [stderr] | [INFO] [stderr] 598 | write!(f, "\n"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:600:3 [INFO] [stderr] | [INFO] [stderr] 600 | write!(f, "\t\t \t"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:602:4 [INFO] [stderr] | [INFO] [stderr] 602 | write!(f, " 0x{:02x} ", (0x08 * (group+1) - 1)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:604:3 [INFO] [stderr] | [INFO] [stderr] 604 | writeln!(f, ""); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:609:3 [INFO] [stderr] | [INFO] [stderr] 609 | writeln!(f, "\t display_memory: ["); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:610:3 [INFO] [stderr] | [INFO] [stderr] 610 | writeln!(f, "\t\t {}", repeat('-').take(DISPLAY_WIDTH).collect::()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:612:4 [INFO] [stderr] | [INFO] [stderr] 612 | write!(f, "\t\t| "); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:615:6 [INFO] [stderr] | [INFO] [stderr] 615 | write!(f, "{}", if self.display_memory[row * (DISPLAY_WIDTH / 8) + byte] & (1 << bit) != 0 { "#" } else { "." }); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:618:4 [INFO] [stderr] | [INFO] [stderr] 618 | writeln!(f, " |"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:620:3 [INFO] [stderr] | [INFO] [stderr] 620 | writeln!(f, "\t\t {}", repeat('-').take(DISPLAY_WIDTH).collect::()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:627:3 [INFO] [stderr] | [INFO] [stderr] 627 | writeln!(f, "Hw: {{"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:628:3 [INFO] [stderr] | [INFO] [stderr] 628 | writeln!(f, "\tcpu: {:#?}", self.cpu); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:629:3 [INFO] [stderr] | [INFO] [stderr] 629 | self.fmt_memory(f); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:630:3 [INFO] [stderr] | [INFO] [stderr] 630 | self.fmt_display_memory(f); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:631:9 [INFO] [stderr] | [INFO] [stderr] 631 | writeln!(f, "\twaiting_for_keypress: {:#?}", self.waiting_for_keypress); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/hw.rs:632:9 [INFO] [stderr] | [INFO] [stderr] 632 | writeln!(f, "\tkeypress_store_to: {:#02X}", self.keypress_store_to); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.88s [INFO] running `"docker" "inspect" "1a8f22915f7bf3fb397b9821ea0446c0bbf7e325c3ca5dcb9e042fddde77bcb9"` [INFO] running `"docker" "rm" "-f" "1a8f22915f7bf3fb397b9821ea0446c0bbf7e325c3ca5dcb9e042fddde77bcb9"` [INFO] [stdout] 1a8f22915f7bf3fb397b9821ea0446c0bbf7e325c3ca5dcb9e042fddde77bcb9