[INFO] cloning repository https://github.com/fistaco/rustychippydragoman
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fistaco/rustychippydragoman" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffistaco%2Frustychippydragoman", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffistaco%2Frustychippydragoman'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 48afce09353cba6af0d4256baeba93bbff3d8829
[INFO] checking fistaco/rustychippydragoman against master#82310651b93a594a3fd69015e1562186a080d94c for pr-145770
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffistaco%2Frustychippydragoman" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/fistaco/rustychippydragoman
[INFO] finished tweaking git repo https://github.com/fistaco/rustychippydragoman
[INFO] tweaked toml for git repo https://github.com/fistaco/rustychippydragoman written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/fistaco/rustychippydragoman on toolchain 82310651b93a594a3fd69015e1562186a080d94c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/fistaco/rustychippydragoman 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" "+82310651b93a594a3fd69015e1562186a080d94c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded readkey v0.1.7
[INFO] [stderr]   Downloaded readmouse v0.2.1
[INFO] [stderr]   Downloaded device_query v0.2.8
[INFO] [stderr]   Downloaded input-event-codes v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 637406c701ae05e7ad8b9810eb64cc42435961cc14e569f104d0d0841a5a1ad5
[INFO] running `Command { std: "docker" "start" "-a" "637406c701ae05e7ad8b9810eb64cc42435961cc14e569f104d0d0841a5a1ad5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "637406c701ae05e7ad8b9810eb64cc42435961cc14e569f104d0d0841a5a1ad5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "637406c701ae05e7ad8b9810eb64cc42435961cc14e569f104d0d0841a5a1ad5", kill_on_drop: false }`
[INFO] [stdout] 637406c701ae05e7ad8b9810eb64cc42435961cc14e569f104d0d0841a5a1ad5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe0fe0780d4778d29fbd36a13942121f9c0d1cc172f7e94f34bd5fcf95eacaa7
[INFO] running `Command { std: "docker" "start" "-a" "fe0fe0780d4778d29fbd36a13942121f9c0d1cc172f7e94f34bd5fcf95eacaa7", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.31
[INFO] [stderr]    Compiling libc v0.2.161
[INFO] [stderr]     Checking input-event-codes v0.2.2
[INFO] [stderr]    Compiling x11 v2.21.0
[INFO] [stderr]    Compiling device_query v0.2.8
[INFO] [stderr]     Checking rustychippydragoman v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `SystemTime`
[INFO] [stdout]  --> src/emulator.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::time::{Instant, SystemTime};
[INFO] [stdout]   |                          ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `device_state`
[INFO] [stdout]  --> src/input_handling.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let device_state = DeviceState::new();
[INFO] [stdout]   |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_device_state`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `refresh_rate`
[INFO] [stdout]   --> src/emulator.rs:37:23
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn run(&mut self, refresh_rate: u8) {
[INFO] [stdout]    |                       ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_refresh_rate`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `instruction`
[INFO] [stdout]   --> src/emulator.rs:58:34
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn decode_instruction(&self, instruction: u8) -> u8 {
[INFO] [stdout]    |                                  ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instruction`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `instruction`
[INFO] [stdout]   --> src/emulator.rs:62:39
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fn execute_instruction(&mut self, instruction: u8) {
[INFO] [stdout]    |                                       ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instruction`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `obtain_keypress` is never used
[INFO] [stdout]  --> src/input_handling.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn obtain_keypress() -> Option<Keycode> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Emulator` is never constructed
[INFO] [stdout]  --> src/emulator.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Emulator {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/emulator.rs:23:8
[INFO] [stdout]     |
[INFO] [stdout] 16  | impl Emulator {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 23  |     fn new(screen_width: usize, screen_height: usize, instructions_per_second: u32) -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 37  |     fn run(&mut self, refresh_rate: u8) {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 54  |     fn fetch_instruction(&self) -> u8 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 58  |     fn decode_instruction(&self, instruction: u8) -> u8 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 62  |     fn execute_instruction(&mut self, instruction: u8) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66  |     fn draw(&self) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70  |     fn update_state(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 80  |     fn beep(&self) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 84  |     fn clear_screen(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88  |     fn jump(&mut self, address: u16) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94  |     fn call_subroutine(&mut self, address: u16) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 100 |     fn return_from_subroutine(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 108 |     fn skip_instruction_conditionally(&mut self, condition: bool) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 115 |     fn skip_if_register_value_equals(&mut self, register_index: usize, value: u8) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 119 |     fn skip_if_register_value_not_equal(&mut self, register_index: usize, value: u8) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 123 |     fn skip_if_registers_equal(&mut self, register_i: usize, register_j: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 127 |     fn skip_if_registers_not_equal(&mut self, register_i: usize, register_j: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 131 |     fn set_register(&mut self, register_index: usize, value: u8) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 135 |     fn add_to_register(&mut self, register_index: usize, value: u8) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SystemTime`
[INFO] [stdout]  --> src/emulator.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::time::{Instant, SystemTime};
[INFO] [stdout]   |                          ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `device_state`
[INFO] [stdout]  --> src/input_handling.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let device_state = DeviceState::new();
[INFO] [stdout]   |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_device_state`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `refresh_rate`
[INFO] [stdout]   --> src/emulator.rs:37:23
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn run(&mut self, refresh_rate: u8) {
[INFO] [stdout]    |                       ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_refresh_rate`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `instruction`
[INFO] [stdout]   --> src/emulator.rs:58:34
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn decode_instruction(&self, instruction: u8) -> u8 {
[INFO] [stdout]    |                                  ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instruction`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `instruction`
[INFO] [stdout]   --> src/emulator.rs:62:39
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fn execute_instruction(&mut self, instruction: u8) {
[INFO] [stdout]    |                                       ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instruction`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `obtain_keypress` is never used
[INFO] [stdout]  --> src/input_handling.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn obtain_keypress() -> Option<Keycode> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Emulator` is never constructed
[INFO] [stdout]  --> src/emulator.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Emulator {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/emulator.rs:23:8
[INFO] [stdout]     |
[INFO] [stdout] 16  | impl Emulator {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 23  |     fn new(screen_width: usize, screen_height: usize, instructions_per_second: u32) -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 37  |     fn run(&mut self, refresh_rate: u8) {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 54  |     fn fetch_instruction(&self) -> u8 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 58  |     fn decode_instruction(&self, instruction: u8) -> u8 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 62  |     fn execute_instruction(&mut self, instruction: u8) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66  |     fn draw(&self) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70  |     fn update_state(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 80  |     fn beep(&self) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 84  |     fn clear_screen(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88  |     fn jump(&mut self, address: u16) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94  |     fn call_subroutine(&mut self, address: u16) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 100 |     fn return_from_subroutine(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 108 |     fn skip_instruction_conditionally(&mut self, condition: bool) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 115 |     fn skip_if_register_value_equals(&mut self, register_index: usize, value: u8) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 119 |     fn skip_if_register_value_not_equal(&mut self, register_index: usize, value: u8) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 123 |     fn skip_if_registers_equal(&mut self, register_i: usize, register_j: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 127 |     fn skip_if_registers_not_equal(&mut self, register_i: usize, register_j: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 131 |     fn set_register(&mut self, register_index: usize, value: u8) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 135 |     fn add_to_register(&mut self, register_index: usize, value: u8) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.38s
[INFO] running `Command { std: "docker" "inspect" "fe0fe0780d4778d29fbd36a13942121f9c0d1cc172f7e94f34bd5fcf95eacaa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe0fe0780d4778d29fbd36a13942121f9c0d1cc172f7e94f34bd5fcf95eacaa7", kill_on_drop: false }`
[INFO] [stdout] fe0fe0780d4778d29fbd36a13942121f9c0d1cc172f7e94f34bd5fcf95eacaa7
