[INFO] fetching crate rgy 0.1.0...
[INFO] building rgy-0.1.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate rgy 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate rgy 0.1.0
[INFO] finished tweaking crates.io crate rgy 0.1.0
[INFO] tweaked toml for crates.io crate rgy 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rgy 0.1.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rgy 0.1.0 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a91c55ac9d8d33c47b042335d9a4061929f866eae9523cba6c492e2e8f9ebf64
[INFO] running `Command { std: "docker" "start" "-a" "a91c55ac9d8d33c47b042335d9a4061929f866eae9523cba6c492e2e8f9ebf64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a91c55ac9d8d33c47b042335d9a4061929f866eae9523cba6c492e2e8f9ebf64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a91c55ac9d8d33c47b042335d9a4061929f866eae9523cba6c492e2e8f9ebf64", kill_on_drop: false }`
[INFO] [stdout] a91c55ac9d8d33c47b042335d9a4061929f866eae9523cba6c492e2e8f9ebf64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2fa5cf99e81aa0f007f752531ea679d22858f73e17f4a04598af68663683e2f
[INFO] running `Command { std: "docker" "start" "-a" "a2fa5cf99e81aa0f007f752531ea679d22858f73e17f4a04598af68663683e2f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling const-random-macro v0.1.6
[INFO] [stderr]    Compiling const-random v0.1.6
[INFO] [stderr]    Compiling ahash v0.2.18
[INFO] [stderr]    Compiling rgy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/mbc.rs:751:13
[INFO] [stdout]     |
[INFO] [stdout] 751 |             (addr < 0x100 || (addr >= 0x200 && addr < 0x900))
[INFO] [stdout]     |             ^                                               ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 751 -             (addr < 0x100 || (addr >= 0x200 && addr < 0x900))
[INFO] [stdout] 751 +             addr < 0x100 || (addr >= 0x200 && addr < 0x900) 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/sound.rs:491:18
[INFO] [stdout]     |
[INFO] [stdout] 491 |             2 => (amp >> 1),
[INFO] [stdout]     |                  ^        ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 491 -             2 => (amp >> 1),
[INFO] [stdout] 491 +             2 => amp >> 1 ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/sound.rs:492:18
[INFO] [stdout]     |
[INFO] [stdout] 492 |             3 => (amp >> 2),
[INFO] [stdout]     |                  ^        ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 492 -             3 => (amp >> 2),
[INFO] [stdout] 492 +             3 => amp >> 2 ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/system.rs:202:29
[INFO] [stdout]     |
[INFO] [stdout] 202 |     run_inner(cfg, rom, hw, Debugger::empty())
[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] 202 |     run_inner(cfg, rom, hw, <dyn Debugger>::empty())
[INFO] [stdout]     |                             ++++         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/gpu.rs:717:22
[INFO] [stdout]     |
[INFO] [stdout] 717 |     fn get_tile_attr(&self, mapbase: u16, tx: u16, ty: u16) -> MapAttribute {
[INFO] [stdout]     |                      ^^^^^ the lifetime is elided here         ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 717 |     fn get_tile_attr(&self, mapbase: u16, tx: u16, ty: u16) -> MapAttribute<'_> {
[INFO] [stdout]     |                                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `freq` is never read
[INFO] [stdout]    --> src/sound.rs:513:5
[INFO] [stdout]     |
[INFO] [stdout] 501 | struct Noise {
[INFO] [stdout]     |        ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 513 |     freq: usize,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Noise` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/gpu.rs:740:20
[INFO] [stdout]     |
[INFO] [stdout] 740 |     fn get_sp_attr(&self, attr: u8) -> MapAttribute {
[INFO] [stdout]     |                    ^^^^^               ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 740 |     fn get_sp_attr(&self, attr: u8) -> MapAttribute<'_> {
[INFO] [stdout]     |                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.49s
[INFO] running `Command { std: "docker" "inspect" "a2fa5cf99e81aa0f007f752531ea679d22858f73e17f4a04598af68663683e2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2fa5cf99e81aa0f007f752531ea679d22858f73e17f4a04598af68663683e2f", kill_on_drop: false }`
[INFO] [stdout] a2fa5cf99e81aa0f007f752531ea679d22858f73e17f4a04598af68663683e2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bea62eb27eb38932addb14426192033b660897e9f7c583b7783062e3ab80e9f0
[INFO] running `Command { std: "docker" "start" "-a" "bea62eb27eb38932addb14426192033b660897e9f7c583b7783062e3ab80e9f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling nix v0.13.1
[INFO] [stderr]    Compiling cc v1.0.48
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling arc-swap v0.4.4
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling termcolor v1.0.5
[INFO] [stderr]    Compiling utf8parse v0.1.1
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling x11-dl v2.14.0
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling num_cpus v1.11.1
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling signal-hook v0.1.12
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling cpal v0.8.2
[INFO] [stderr]    Compiling core_affinity v0.5.9
[INFO] [stderr]    Compiling minifb v0.11.2
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling const-random-macro v0.1.6
[INFO] [stderr]    Compiling rustyline v4.1.0
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling const-random v0.1.6
[INFO] [stderr]    Compiling ahash v0.2.18
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]    Compiling rgy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/mbc.rs:751:13
[INFO] [stdout]     |
[INFO] [stdout] 751 |             (addr < 0x100 || (addr >= 0x200 && addr < 0x900))
[INFO] [stdout]     |             ^                                               ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 751 -             (addr < 0x100 || (addr >= 0x200 && addr < 0x900))
[INFO] [stdout] 751 +             addr < 0x100 || (addr >= 0x200 && addr < 0x900) 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/sound.rs:491:18
[INFO] [stdout]     |
[INFO] [stdout] 491 |             2 => (amp >> 1),
[INFO] [stdout]     |                  ^        ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 491 -             2 => (amp >> 1),
[INFO] [stdout] 491 +             2 => amp >> 1 ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/sound.rs:492:18
[INFO] [stdout]     |
[INFO] [stdout] 492 |             3 => (amp >> 2),
[INFO] [stdout]     |                  ^        ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 492 -             3 => (amp >> 2),
[INFO] [stdout] 492 +             3 => amp >> 2 ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/system.rs:202:29
[INFO] [stdout]     |
[INFO] [stdout] 202 |     run_inner(cfg, rom, hw, Debugger::empty())
[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] 202 |     run_inner(cfg, rom, hw, <dyn Debugger>::empty())
[INFO] [stdout]     |                             ++++         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/gpu.rs:717:22
[INFO] [stdout]     |
[INFO] [stdout] 717 |     fn get_tile_attr(&self, mapbase: u16, tx: u16, ty: u16) -> MapAttribute {
[INFO] [stdout]     |                      ^^^^^ the lifetime is elided here         ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 717 |     fn get_tile_attr(&self, mapbase: u16, tx: u16, ty: u16) -> MapAttribute<'_> {
[INFO] [stdout]     |                                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/gpu.rs:740:20
[INFO] [stdout]     |
[INFO] [stdout] 740 |     fn get_sp_attr(&self, attr: u8) -> MapAttribute {
[INFO] [stdout]     |                    ^^^^^               ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 740 |     fn get_sp_attr(&self, attr: u8) -> MapAttribute<'_> {
[INFO] [stdout]     |                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `freq` is never read
[INFO] [stdout]    --> src/sound.rs:513:5
[INFO] [stdout]     |
[INFO] [stdout] 501 | struct Noise {
[INFO] [stdout]     |        ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 513 |     freq: usize,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Noise` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/mbc.rs:751:13
[INFO] [stdout]     |
[INFO] [stdout] 751 |             (addr < 0x100 || (addr >= 0x200 && addr < 0x900))
[INFO] [stdout]     |             ^                                               ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 751 -             (addr < 0x100 || (addr >= 0x200 && addr < 0x900))
[INFO] [stdout] 751 +             addr < 0x100 || (addr >= 0x200 && addr < 0x900) 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/sound.rs:491:18
[INFO] [stdout]     |
[INFO] [stdout] 491 |             2 => (amp >> 1),
[INFO] [stdout]     |                  ^        ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 491 -             2 => (amp >> 1),
[INFO] [stdout] 491 +             2 => amp >> 1 ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/sound.rs:492:18
[INFO] [stdout]     |
[INFO] [stdout] 492 |             3 => (amp >> 2),
[INFO] [stdout]     |                  ^        ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 492 -             3 => (amp >> 2),
[INFO] [stdout] 492 +             3 => amp >> 2 ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/system.rs:202:29
[INFO] [stdout]     |
[INFO] [stdout] 202 |     run_inner(cfg, rom, hw, Debugger::empty())
[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] 202 |     run_inner(cfg, rom, hw, <dyn Debugger>::empty())
[INFO] [stdout]     |                             ++++         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> examples/pc/hardware.rs:286:33
[INFO] [stdout]     |
[INFO] [stdout] 286 | ...                   ((s.next(sample_rate) as u64 * 100 / s.max() as u64) as f32 / 100.0)
[INFO] [stdout]     |                       ^                                                                  ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 286 -                                 ((s.next(sample_rate) as u64 * 100 / s.max() as u64) as f32 / 100.0)
[INFO] [stdout] 286 +                                 (s.next(sample_rate) as u64 * 100 / s.max() as u64) as f32 / 100.0 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `freq` is never read
[INFO] [stdout]    --> src/sound.rs:513:5
[INFO] [stdout]     |
[INFO] [stdout] 501 | struct Noise {
[INFO] [stdout]     |        ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 513 |     freq: usize,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Noise` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/gpu.rs:717:22
[INFO] [stdout]     |
[INFO] [stdout] 717 |     fn get_tile_attr(&self, mapbase: u16, tx: u16, ty: u16) -> MapAttribute {
[INFO] [stdout]     |                      ^^^^^ the lifetime is elided here         ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 717 |     fn get_tile_attr(&self, mapbase: u16, tx: u16, ty: u16) -> MapAttribute<'_> {
[INFO] [stdout]     |                                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/gpu.rs:740:20
[INFO] [stdout]     |
[INFO] [stdout] 740 |     fn get_sp_attr(&self, attr: u8) -> MapAttribute {
[INFO] [stdout]     |                    ^^^^^               ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 740 |     fn get_sp_attr(&self, attr: u8) -> MapAttribute<'_> {
[INFO] [stdout]     |                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 17.66s
[INFO] running `Command { std: "docker" "inspect" "bea62eb27eb38932addb14426192033b660897e9f7c583b7783062e3ab80e9f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bea62eb27eb38932addb14426192033b660897e9f7c583b7783062e3ab80e9f0", kill_on_drop: false }`
[INFO] [stdout] bea62eb27eb38932addb14426192033b660897e9f7c583b7783062e3ab80e9f0
