[INFO] fetching crate ludus 0.2.2...
[INFO] building ludus-0.2.2 against master#ff34b919075f35a1787659e9c448a34b06bab8de for issue-85264
[INFO] extracting crate ludus 0.2.2 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate ludus 0.2.2 on toolchain ff34b919075f35a1787659e9c448a34b06bab8de
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ludus 0.2.2
[INFO] finished tweaking crates.io crate ludus 0.2.2
[INFO] tweaked toml for crates.io crate ludus 0.2.2 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f4b8dc84799ec0f0e155752ca4198fac9314b89a27853395b838f174db063bd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7f4b8dc84799ec0f0e155752ca4198fac9314b89a27853395b838f174db063bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f4b8dc84799ec0f0e155752ca4198fac9314b89a27853395b838f174db063bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f4b8dc84799ec0f0e155752ca4198fac9314b89a27853395b838f174db063bd", kill_on_drop: false }`
[INFO] [stdout] 7f4b8dc84799ec0f0e155752ca4198fac9314b89a27853395b838f174db063bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cae8c787070084c0dca88880a854a928d7655ccedd5e90ac6e6feaea00409323
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cae8c787070084c0dca88880a854a928d7655ccedd5e90ac6e6feaea00409323", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ludus v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/memory/mod.rs:17:6
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Mapper {
[INFO] [stdout]    |      ^^^^^^ help: use `dyn`: `dyn Mapper`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/memory/mod.rs:20:41
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn with_cart(cart: Cart) -> Box<Mapper> {
[INFO] [stdout]    |                                         ^^^^^^ help: use `dyn`: `dyn Mapper`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/memory/mod.rs:33:21
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub mapper: Box<Mapper>,
[INFO] [stdout]    |                     ^^^^^^ help: use `dyn`: `dyn Mapper`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ppu.rs:344:43
[INFO] [stdout]     |
[INFO] [stdout] 344 |     fn write_data(&mut self, mapper: &mut Mapper, value: u8) {
[INFO] [stdout]     |                                           ^^^^^^ help: use `dyn`: `dyn Mapper`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/memory/mod.rs:46:22
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let mapper = Mapper::with_cart(cart);
[INFO] [stdout]    |                      ^^^^^^ help: use `dyn`: `<dyn Mapper>`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `irq`
[INFO] [stdout]    --> src/apu.rs:539:5
[INFO] [stdout]     |
[INFO] [stdout] 539 |     irq: bool,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `flg_nametable`
[INFO] [stdout]    --> src/ppu.rs:122:5
[INFO] [stdout]     |
[INFO] [stdout] 122 |     flg_nametable: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `flg_masterslave`
[INFO] [stdout]    --> src/ppu.rs:132:5
[INFO] [stdout]     |
[INFO] [stdout] 132 |     flg_masterslave: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `flg_redtint`
[INFO] [stdout]    --> src/ppu.rs:146:5
[INFO] [stdout]     |
[INFO] [stdout] 146 |     flg_redtint: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `flg_greentint`
[INFO] [stdout]    --> src/ppu.rs:148:5
[INFO] [stdout]     |
[INFO] [stdout] 148 |     flg_greentint: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `flg_bluetint`
[INFO] [stdout]    --> src/ppu.rs:150:5
[INFO] [stdout]     |
[INFO] [stdout] 150 |     flg_bluetint: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "cae8c787070084c0dca88880a854a928d7655ccedd5e90ac6e6feaea00409323", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cae8c787070084c0dca88880a854a928d7655ccedd5e90ac6e6feaea00409323", kill_on_drop: false }`
[INFO] [stdout] cae8c787070084c0dca88880a854a928d7655ccedd5e90ac6e6feaea00409323
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a8342091142341244772b97f9733d5f9870f22212ce6b7ec42c17096241b6e9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7a8342091142341244772b97f9733d5f9870f22212ce6b7ec42c17096241b6e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/memory/mod.rs:17:6
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Mapper {
[INFO] [stdout]    |      ^^^^^^ help: use `dyn`: `dyn Mapper`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/memory/mod.rs:20:41
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn with_cart(cart: Cart) -> Box<Mapper> {
[INFO] [stdout]    |                                         ^^^^^^ help: use `dyn`: `dyn Mapper`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/memory/mod.rs:33:21
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub mapper: Box<Mapper>,
[INFO] [stdout]    |                     ^^^^^^ help: use `dyn`: `dyn Mapper`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ppu.rs:344:43
[INFO] [stdout]     |
[INFO] [stdout] 344 |     fn write_data(&mut self, mapper: &mut Mapper, value: u8) {
[INFO] [stdout]     |                                           ^^^^^^ help: use `dyn`: `dyn Mapper`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/memory/mod.rs:46:22
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let mapper = Mapper::with_cart(cart);
[INFO] [stdout]    |                      ^^^^^^ help: use `dyn`: `<dyn Mapper>`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `irq`
[INFO] [stdout]    --> src/apu.rs:539:5
[INFO] [stdout]     |
[INFO] [stdout] 539 |     irq: bool,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `flg_nametable`
[INFO] [stdout]    --> src/ppu.rs:122:5
[INFO] [stdout]     |
[INFO] [stdout] 122 |     flg_nametable: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `flg_masterslave`
[INFO] [stdout]    --> src/ppu.rs:132:5
[INFO] [stdout]     |
[INFO] [stdout] 132 |     flg_masterslave: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `flg_redtint`
[INFO] [stdout]    --> src/ppu.rs:146:5
[INFO] [stdout]     |
[INFO] [stdout] 146 |     flg_redtint: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `flg_greentint`
[INFO] [stdout]    --> src/ppu.rs:148:5
[INFO] [stdout]     |
[INFO] [stdout] 148 |     flg_greentint: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `flg_bluetint`
[INFO] [stdout]    --> src/ppu.rs:150:5
[INFO] [stdout]     |
[INFO] [stdout] 150 |     flg_bluetint: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling rand_xoshiro v0.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.4
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.4
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling cast v0.2.6
[INFO] [stderr]    Compiling criterion-plot v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.2.11
[INFO] [stderr]    Compiling ludus v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/memory/mod.rs:17:6
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Mapper {
[INFO] [stdout]    |      ^^^^^^ help: use `dyn`: `dyn Mapper`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/memory/mod.rs:20:41
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn with_cart(cart: Cart) -> Box<Mapper> {
[INFO] [stdout]    |                                         ^^^^^^ help: use `dyn`: `dyn Mapper`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/memory/mod.rs:33:21
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub mapper: Box<Mapper>,
[INFO] [stdout]    |                     ^^^^^^ help: use `dyn`: `dyn Mapper`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ppu.rs:344:43
[INFO] [stdout]     |
[INFO] [stdout] 344 |     fn write_data(&mut self, mapper: &mut Mapper, value: u8) {
[INFO] [stdout]     |                                           ^^^^^^ help: use `dyn`: `dyn Mapper`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/memory/mod.rs:46:22
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let mapper = Mapper::with_cart(cart);
[INFO] [stdout]    |                      ^^^^^^ help: use `dyn`: `<dyn Mapper>`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `irq`
[INFO] [stdout]    --> src/apu.rs:539:5
[INFO] [stdout]     |
[INFO] [stdout] 539 |     irq: bool,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `flg_nametable`
[INFO] [stdout]    --> src/ppu.rs:122:5
[INFO] [stdout]     |
[INFO] [stdout] 122 |     flg_nametable: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `flg_masterslave`
[INFO] [stdout]    --> src/ppu.rs:132:5
[INFO] [stdout]     |
[INFO] [stdout] 132 |     flg_masterslave: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `flg_redtint`
[INFO] [stdout]    --> src/ppu.rs:146:5
[INFO] [stdout]     |
[INFO] [stdout] 146 |     flg_redtint: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `flg_greentint`
[INFO] [stdout]    --> src/ppu.rs:148:5
[INFO] [stdout]     |
[INFO] [stdout] 148 |     flg_greentint: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `flg_bluetint`
[INFO] [stdout]    --> src/ppu.rs:150:5
[INFO] [stdout]     |
[INFO] [stdout] 150 |     flg_bluetint: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 32.86s
[INFO] running `Command { std: "docker" "inspect" "7a8342091142341244772b97f9733d5f9870f22212ce6b7ec42c17096241b6e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a8342091142341244772b97f9733d5f9870f22212ce6b7ec42c17096241b6e9", kill_on_drop: false }`
[INFO] [stdout] 7a8342091142341244772b97f9733d5f9870f22212ce6b7ec42c17096241b6e9
