[INFO] cloning repository https://github.com/uma0317/chip8rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/uma0317/chip8rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuma0317%2Fchip8rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuma0317%2Fchip8rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a5afeba7b0581c47cd85db44aaa345a60876da25
[INFO] checking uma0317/chip8rs against master#09a371361240e42b0d69438fd1179efcf212e576 for pr-157814-crater-rollup
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuma0317%2Fchip8rs" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/uma0317/chip8rs
[INFO] finished tweaking git repo https://github.com/uma0317/chip8rs
[INFO] tweaked toml for git repo https://github.com/uma0317/chip8rs written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/uma0317/chip8rs on toolchain 09a371361240e42b0d69438fd1179efcf212e576
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09a371361240e42b0d69438fd1179efcf212e576" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/uma0317/chip8rs 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" "+09a371361240e42b0d69438fd1179efcf212e576" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded numtoa v0.1.0
[INFO] [stderr]   Downloaded redox_termios v0.1.1
[INFO] [stderr]   Downloaded termion v1.5.3
[INFO] [stderr]   Downloaded coreaudio-sys v0.2.3
[INFO] [stderr]   Downloaded wincolor v1.0.2
[INFO] [stderr]   Downloaded minimp3 v0.3.3
[INFO] [stderr]   Downloaded peeking_take_while v0.1.2
[INFO] [stderr]   Downloaded termcolor v1.0.5
[INFO] [stderr]   Downloaded version_check v0.1.5
[INFO] [stderr]   Downloaded rustc-hash v1.0.1
[INFO] [stderr]   Downloaded quick-error v1.2.2
[INFO] [stderr]   Downloaded shlex v0.1.1
[INFO] [stderr]   Downloaded thread_local v0.3.6
[INFO] [stderr]   Downloaded unicode-xid v0.2.0
[INFO] [stderr]   Downloaded core-foundation-sys v0.5.1
[INFO] [stderr]   Downloaded winapi-util v0.1.2
[INFO] [stderr]   Downloaded num-integer v0.1.41
[INFO] [stderr]   Downloaded quote v1.0.2
[INFO] [stderr]   Downloaded byteorder v1.3.2
[INFO] [stderr]   Downloaded alsa-sys v0.1.2
[INFO] [stderr]   Downloaded num-complex v0.2.3
[INFO] [stderr]   Downloaded matrixmultiply v0.2.3
[INFO] [stderr]   Downloaded coreaudio-rs v0.9.1
[INFO] [stderr]   Downloaded ogg v0.7.0
[INFO] [stderr]   Downloaded glob v0.3.0
[INFO] [stderr]   Downloaded mach v0.2.3
[INFO] [stderr]   Downloaded cexpr v0.3.6
[INFO] [stderr]   Downloaded cpal v0.8.2
[INFO] [stderr]   Downloaded clang-sys v0.28.1
[INFO] [stderr]   Downloaded num-rational v0.2.2
[INFO] [stderr]   Downloaded minimp3-sys v0.3.1
[INFO] [stderr]   Downloaded memchr v2.2.1
[INFO] [stderr]   Downloaded alga v0.9.2
[INFO] [stderr]   Downloaded hound v3.4.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.6
[INFO] [stderr]   Downloaded env_logger v0.7.1
[INFO] [stderr]   Downloaded slice-deque v0.2.4
[INFO] [stderr]   Downloaded cc v1.0.47
[INFO] [stderr]   Downloaded lewton v0.9.4
[INFO] [stderr]   Downloaded claxon v0.4.2
[INFO] [stderr]   Downloaded stdweb v0.1.3
[INFO] [stderr]   Downloaded libm v0.1.4
[INFO] [stderr]   Downloaded aho-corasick v0.7.6
[INFO] [stderr]   Downloaded nom v4.2.3
[INFO] [stderr]   Downloaded bindgen v0.51.1
[INFO] [stderr]   Downloaded regex v1.3.1
[INFO] [stderr]   Downloaded libc v0.2.65
[INFO] [stderr]   Downloaded regex-syntax v0.6.12
[INFO] [stderr]   Downloaded nalgebra v0.18.1
[INFO] [stderr]   Downloaded rodio v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7cf07dcec6eec8f91d8fcff9552b5c74122c05467aaf1800be6da9d6f61e2ab2" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 8d1f0361552364924c09ffd93772532bdca6bcd8656f08b61fca52d104f7e377
[INFO] running `Command { std: "docker" "start" "8d1f0361552364924c09ffd93772532bdca6bcd8656f08b61fca52d104f7e377", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8d1f0361552364924c09ffd93772532bdca6bcd8656f08b61fca52d104f7e377" "/opt/rustwide/cargo-home/bin/cargo" "+09a371361240e42b0d69438fd1179efcf212e576" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d1f0361552364924c09ffd93772532bdca6bcd8656f08b61fca52d104f7e377", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8d1f0361552364924c09ffd93772532bdca6bcd8656f08b61fca52d104f7e377" "/opt/rustwide/cargo-home/bin/cargo" "+09a371361240e42b0d69438fd1179efcf212e576" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling cc v1.0.47
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking matrixmultiply v0.2.3
[INFO] [stderr]    Compiling minimp3-sys v0.3.1
[INFO] [stderr]     Checking ogg v0.7.0
[INFO] [stderr]     Checking slice-deque v0.2.4
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking lewton v0.9.4
[INFO] [stderr]     Checking alga v0.9.2
[INFO] [stderr]     Checking cpal v0.8.2
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]     Checking claxon v0.4.2
[INFO] [stderr]     Checking termcolor v1.0.5
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking termion v1.5.3
[INFO] [stderr]     Checking nalgebra v0.18.1
[INFO] [stderr]     Checking minimp3 v0.3.3
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking rodio v0.9.0
[INFO] [stderr]     Checking chip8rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:13:15
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub dsp: Box<Display>,
[INFO] [stdout]    |                  ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub dsp: Box<dyn Display>,
[INFO] [stdout]    |                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:18:22
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn new(dsp: Box<Display>, inp: mpsc::Receiver<Key>) -> Self {
[INFO] [stdout]    |                         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn new(dsp: Box<dyn Display>, inp: mpsc::Receiver<Key>) -> Self {
[INFO] [stdout]    |                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:13:15
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub dsp: Box<Display>,
[INFO] [stdout]    |                  ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub dsp: Box<dyn Display>,
[INFO] [stdout]    |                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:18:22
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn new(dsp: Box<Display>, inp: mpsc::Receiver<Key>) -> Self {
[INFO] [stdout]    |                         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn new(dsp: Box<dyn Display>, inp: mpsc::Receiver<Key>) -> Self {
[INFO] [stdout]    |                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::Atomic::<u8>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/timer.rs:42:19
[INFO] [stdout]    |
[INFO] [stdout] 42 |                     if curr == v.compare_and_swap(curr, curr - 1, Ordering::SeqCst) {
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::Atomic::<u8>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/timer.rs:93:19
[INFO] [stdout]    |
[INFO] [stdout] 93 |                     if curr == v.compare_and_swap(curr, curr - 1, Ordering::SeqCst) {
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::Atomic::<u8>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/timer.rs:42:19
[INFO] [stdout]    |
[INFO] [stdout] 42 |                     if curr == v.compare_and_swap(curr, curr - 1, Ordering::SeqCst) {
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::Atomic::<u8>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/timer.rs:93:19
[INFO] [stdout]    |
[INFO] [stdout] 93 |                     if curr == v.compare_and_swap(curr, curr - 1, Ordering::SeqCst) {
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Error` is never constructed
[INFO] [stdout]  --> src/ram.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Error(pub String);
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/ram.rs:44:3
[INFO] [stdout]    |
[INFO] [stdout] 44 |         &self.buf[..fontset.len()].copy_from_slice(&fontset);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let _ = &self.buf[..fontset.len()].copy_from_slice(&fontset);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Error` is never constructed
[INFO] [stdout]  --> src/ram.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Error(pub String);
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/ram.rs:44:3
[INFO] [stdout]    |
[INFO] [stdout] 44 |         &self.buf[..fontset.len()].copy_from_slice(&fontset);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let _ = &self.buf[..fontset.len()].copy_from_slice(&fontset);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.47s
[INFO] running `Command { std: "docker" "inspect" "8d1f0361552364924c09ffd93772532bdca6bcd8656f08b61fca52d104f7e377", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d1f0361552364924c09ffd93772532bdca6bcd8656f08b61fca52d104f7e377", kill_on_drop: false }`
[INFO] [stdout] 8d1f0361552364924c09ffd93772532bdca6bcd8656f08b61fca52d104f7e377
