[INFO] cloning repository https://github.com/quelledanielle/rusty_chip
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/quelledanielle/rusty_chip" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquelledanielle%2Frusty_chip", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquelledanielle%2Frusty_chip'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 28e597442290fcfdc90891e2997ee1a0c0c3415f
[INFO] testing quelledanielle/rusty_chip against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquelledanielle%2Frusty_chip" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/quelledanielle/rusty_chip on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/quelledanielle/rusty_chip
[INFO] finished tweaking git repo https://github.com/quelledanielle/rusty_chip
[INFO] tweaked toml for git repo https://github.com/quelledanielle/rusty_chip written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/quelledanielle/rusty_chip already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8558f64384c34ffba012e4c70ea1fda0d5b42d8e12aa1adcea1d7efa992d0fa8
[INFO] running `Command { std: "docker" "start" "-a" "8558f64384c34ffba012e4c70ea1fda0d5b42d8e12aa1adcea1d7efa992d0fa8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8558f64384c34ffba012e4c70ea1fda0d5b42d8e12aa1adcea1d7efa992d0fa8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8558f64384c34ffba012e4c70ea1fda0d5b42d8e12aa1adcea1d7efa992d0fa8", kill_on_drop: false }`
[INFO] [stdout] 8558f64384c34ffba012e4c70ea1fda0d5b42d8e12aa1adcea1d7efa992d0fa8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 341e8beb8cf403a0c11908a110601f232630fb9d02646d5753cfaaffe96be986
[INFO] running `Command { std: "docker" "start" "-a" "341e8beb8cf403a0c11908a110601f232630fb9d02646d5753cfaaffe96be986", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.37
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling rusty_chip v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(range_contains)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]  --> src/cpu/ops.rs:4:25
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fn no_op(&mut self, &Opcode);
[INFO] [stdout]   |                         ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Opcode`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(anonymous_parameters)]` 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 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]  --> src/cpu/ops.rs:5:27
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn unknown(&mut self, &Opcode);
[INFO] [stdout]   |                           ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Opcode`
[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 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]  --> src/cpu/ops.rs:6:33
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn clear_display(&mut self, &Opcode);
[INFO] [stdout]   |                                 ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Opcode`
[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 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]  --> src/cpu/ops.rs:7:42
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn return_from_subroutine(&mut self, &Opcode);
[INFO] [stdout]   |                                          ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Opcode`
[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 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]  --> src/cpu/ops.rs:8:29
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn jump_addr(&mut self, &Opcode);
[INFO] [stdout]   |                             ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Opcode`
[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 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]  --> src/cpu/ops.rs:9:29
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn call_addr(&mut self, &Opcode);
[INFO] [stdout]   |                             ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Opcode`
[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 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/cpu/ops.rs:10:38
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn skip_equal_vx_byte(&mut self, &Opcode);
[INFO] [stdout]    |                                      ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Opcode`
[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 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/cpu/ops.rs:11:42
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn skip_not_equal_vx_byte(&mut self, &Opcode);
[INFO] [stdout]    |                                          ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Opcode`
[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 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/cpu/ops.rs:12:36
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn skip_equal_vx_vy(&mut self, &Opcode);
[INFO] [stdout]    |                                    ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Opcode`
[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 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/cpu/ops.rs:13:32
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn load_vx_byte(&mut self, &Opcode);
[INFO] [stdout]    |                                ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Opcode`
[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 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/cpu/ops.rs:14:31
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn add_vx_byte(&mut self, &Opcode);
[INFO] [stdout]    |                               ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Opcode`
[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 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/cpu/ops.rs:15:30
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn load_vx_vy(&mut self, &Opcode);
[INFO] [stdout]    |                              ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Opcode`
[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 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/cpu/ops.rs:16:28
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn or_vx_vy(&mut self, &Opcode);
[INFO] [stdout]    |                            ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Opcode`
[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 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/cpu/ops.rs:17:29
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn and_vx_vy(&mut self, &Opcode);
[INFO] [stdout]    |                             ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Opcode`
[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 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/cpu/ops.rs:18:29
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn xor_vx_vy(&mut self, &Opcode);
[INFO] [stdout]    |                             ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Opcode`
[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 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/cpu/ops.rs:19:29
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn add_vx_vy(&mut self, &Opcode);
[INFO] [stdout]    |                             ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Opcode`
[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 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/cpu/ops.rs:20:29
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn sub_vx_vy(&mut self, &Opcode);
[INFO] [stdout]    |                             ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Opcode`
[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 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/cpu/ops.rs:21:29
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn shr_vx_vy(&mut self, &Opcode);
[INFO] [stdout]    |                             ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Opcode`
[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 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/cpu/ops.rs:22:30
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn subn_vx_vy(&mut self, &Opcode);
[INFO] [stdout]    |                              ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Opcode`
[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 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/cpu/ops.rs:23:29
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn shl_vx_vy(&mut self, &Opcode);
[INFO] [stdout]    |                             ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Opcode`
[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 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/cpu/ops.rs:24:40
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn skip_not_equal_vx_vy(&mut self, &Opcode);
[INFO] [stdout]    |                                        ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Opcode`
[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 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/cpu/ops.rs:25:31
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn load_i_addr(&mut self, &Opcode);
[INFO] [stdout]    |                               ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Opcode`
[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 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/cpu/ops.rs:26:32
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn jump_v0_addr(&mut self, &Opcode);
[INFO] [stdout]    |                                ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Opcode`
[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 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/cpu/ops.rs:27:32
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn rand_vx_byte(&mut self, &Opcode);
[INFO] [stdout]    |                                ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Opcode`
[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 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/cpu/ops.rs:28:32
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn draw_vx_vy_n(&mut self, &Opcode);
[INFO] [stdout]    |                                ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Opcode`
[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 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/cpu/ops.rs:29:39
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn skip_key_pressed_vx(&mut self, &Opcode);
[INFO] [stdout]    |                                       ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Opcode`
[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 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/cpu/ops.rs:30:43
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn skip_key_not_pressed_vx(&mut self, &Opcode);
[INFO] [stdout]    |                                           ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Opcode`
[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 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/cpu/ops.rs:31:30
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn load_vx_dt(&mut self, &Opcode);
[INFO] [stdout]    |                              ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Opcode`
[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 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/cpu/ops.rs:32:31
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn load_vx_key(&mut self, &Opcode);
[INFO] [stdout]    |                               ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Opcode`
[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 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/cpu/ops.rs:33:30
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn load_dt_vx(&mut self, &Opcode);
[INFO] [stdout]    |                              ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Opcode`
[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 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/cpu/ops.rs:34:30
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn load_st_vx(&mut self, &Opcode);
[INFO] [stdout]    |                              ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Opcode`
[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 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/cpu/ops.rs:35:28
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn add_i_vx(&mut self, &Opcode);
[INFO] [stdout]    |                            ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Opcode`
[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 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/cpu/ops.rs:36:34
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn load_i_vx_font(&mut self, &Opcode);
[INFO] [stdout]    |                                  ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Opcode`
[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 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/cpu/ops.rs:37:31
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn load_bcd_vx(&mut self, &Opcode);
[INFO] [stdout]    |                               ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Opcode`
[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 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/cpu/ops.rs:38:35
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn load_through_vx(&mut self, &Opcode);
[INFO] [stdout]    |                                   ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Opcode`
[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 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/cpu/ops.rs:39:35
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn read_through_vx(&mut self, &Opcode);
[INFO] [stdout]    |                                   ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Opcode`
[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 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/output/graphics.rs:11:26
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn read_pixel(&self, Address, Address) -> bool;
[INFO] [stdout]    |                          ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Address`
[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 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/output/graphics.rs:11:35
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn read_pixel(&self, Address, Address) -> bool;
[INFO] [stdout]    |                                   ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Address`
[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 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/output/graphics.rs:12:32
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn update_pixel(&mut self, Address, Address, bool) -> bool;
[INFO] [stdout]    |                                ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Address`
[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 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/output/graphics.rs:12:41
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn update_pixel(&mut self, Address, Address, bool) -> bool;
[INFO] [stdout]    |                                         ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Address`
[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 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/output/graphics.rs:12:50
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn update_pixel(&mut self, Address, Address, bool) -> bool;
[INFO] [stdout]    |                                                  ^^^^ help: try naming the parameter or explicitly ignoring it: `_: bool`
[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 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]  --> src/output/sound.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 |     fn beep(&self, bool);
[INFO] [stdout]   |                    ^^^^ help: try naming the parameter or explicitly ignoring it: `_: bool`
[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 2018 edition!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 42 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rusty_chip`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "341e8beb8cf403a0c11908a110601f232630fb9d02646d5753cfaaffe96be986", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "341e8beb8cf403a0c11908a110601f232630fb9d02646d5753cfaaffe96be986", kill_on_drop: false }`
[INFO] [stdout] 341e8beb8cf403a0c11908a110601f232630fb9d02646d5753cfaaffe96be986
