[INFO] updating cached repository https://github.com/carcharo/Chip8Emulator-Rust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 417572ec4456f958ce4a378e0c0657a11d48fa13
[INFO] testing carcharo/Chip8Emulator-Rust against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarcharo%2FChip8Emulator-Rust" "work/builds/worker-3/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/carcharo/Chip8Emulator-Rust on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/carcharo/Chip8Emulator-Rust
[INFO] finished tweaking git repo https://github.com/carcharo/Chip8Emulator-Rust
[INFO] tweaked toml for git repo https://github.com/carcharo/Chip8Emulator-Rust written to work/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/carcharo/Chip8Emulator-Rust already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] bc578e0c43abf53d7fa1628b225c0e4ebdb65476bbacb32d108880e7e4f52f87
[INFO] running `"docker" "start" "-a" "bc578e0c43abf53d7fa1628b225c0e4ebdb65476bbacb32d108880e7e4f52f87"`
[INFO] [stderr]    Compiling chip8_emulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `address`
[INFO] [stderr]   --> src/memory.rs:42:34
[INFO] [stderr]    |
[INFO] [stderr] 42 |     pub fn write_byte(&mut self, address: u16, value: u8) {
[INFO] [stderr]    |                                  ^^^^^^^ help: consider prefixing with an underscore: `_address`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]   --> src/memory.rs:42:48
[INFO] [stderr]    |
[INFO] [stderr] 42 |     pub fn write_byte(&mut self, address: u16, value: u8) {
[INFO] [stderr]    |                                                ^^^^^ help: consider prefixing with an underscore: `_value`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `address`
[INFO] [stderr]   --> src/memory.rs:46:33
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn read_byte(&mut self, address: u16, value: u8) {
[INFO] [stderr]    |                                 ^^^^^^^ help: consider prefixing with an underscore: `_address`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]   --> src/memory.rs:46:47
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn read_byte(&mut self, address: u16, value: u8) {
[INFO] [stderr]    |                                               ^^^^^ help: consider prefixing with an underscore: `_value`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `mem`
[INFO] [stderr]   --> src/memory.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     mem: [u8; 4096],
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read_byte`
[INFO] [stderr]   --> src/memory.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn read_byte(&mut self, address: u16, value: u8) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `"docker" "inspect" "bc578e0c43abf53d7fa1628b225c0e4ebdb65476bbacb32d108880e7e4f52f87"`
[INFO] running `"docker" "rm" "-f" "bc578e0c43abf53d7fa1628b225c0e4ebdb65476bbacb32d108880e7e4f52f87"`
[INFO] [stdout] bc578e0c43abf53d7fa1628b225c0e4ebdb65476bbacb32d108880e7e4f52f87
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 520f8c02c7682f154c88bf769ac49e9d909ea2871d6aac1dbbfa70f809fe51dd
[INFO] running `"docker" "start" "-a" "520f8c02c7682f154c88bf769ac49e9d909ea2871d6aac1dbbfa70f809fe51dd"`
[INFO] [stderr]    Compiling chip8_emulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `address`
[INFO] [stderr]   --> src/memory.rs:42:34
[INFO] [stderr]    |
[INFO] [stderr] 42 |     pub fn write_byte(&mut self, address: u16, value: u8) {
[INFO] [stderr]    |                                  ^^^^^^^ help: consider prefixing with an underscore: `_address`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]   --> src/memory.rs:42:48
[INFO] [stderr]    |
[INFO] [stderr] 42 |     pub fn write_byte(&mut self, address: u16, value: u8) {
[INFO] [stderr]    |                                                ^^^^^ help: consider prefixing with an underscore: `_value`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `address`
[INFO] [stderr]   --> src/memory.rs:46:33
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn read_byte(&mut self, address: u16, value: u8) {
[INFO] [stderr]    |                                 ^^^^^^^ help: consider prefixing with an underscore: `_address`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]   --> src/memory.rs:46:47
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn read_byte(&mut self, address: u16, value: u8) {
[INFO] [stderr]    |                                               ^^^^^ help: consider prefixing with an underscore: `_value`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `mem`
[INFO] [stderr]   --> src/memory.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     mem: [u8; 4096],
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read_byte`
[INFO] [stderr]   --> src/memory.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn read_byte(&mut self, address: u16, value: u8) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `"docker" "inspect" "520f8c02c7682f154c88bf769ac49e9d909ea2871d6aac1dbbfa70f809fe51dd"`
[INFO] running `"docker" "rm" "-f" "520f8c02c7682f154c88bf769ac49e9d909ea2871d6aac1dbbfa70f809fe51dd"`
[INFO] [stdout] 520f8c02c7682f154c88bf769ac49e9d909ea2871d6aac1dbbfa70f809fe51dd
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 283e0522503ac4d0bfe91372adf2314f5d3aeb4e7d28b2ff45674ad1f66d30a0
[INFO] running `"docker" "start" "-a" "283e0522503ac4d0bfe91372adf2314f5d3aeb4e7d28b2ff45674ad1f66d30a0"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.80s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/chip8_emulator-3c4e90aa34585cb7
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "283e0522503ac4d0bfe91372adf2314f5d3aeb4e7d28b2ff45674ad1f66d30a0"`
[INFO] running `"docker" "rm" "-f" "283e0522503ac4d0bfe91372adf2314f5d3aeb4e7d28b2ff45674ad1f66d30a0"`
[INFO] [stdout] 283e0522503ac4d0bfe91372adf2314f5d3aeb4e7d28b2ff45674ad1f66d30a0