[INFO] cloning repository https://github.com/btwotwo/chip8rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/btwotwo/chip8rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbtwotwo%2Fchip8rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbtwotwo%2Fchip8rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9855fd91021ab763f01dd41705558955a98f4677
[INFO] documenting btwotwo/chip8rust against beta-2025-09-21 for beta-rustdoc-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbtwotwo%2Fchip8rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/btwotwo/chip8rust
[INFO] finished tweaking git repo https://github.com/btwotwo/chip8rust
[INFO] tweaked toml for git repo https://github.com/btwotwo/chip8rust written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/btwotwo/chip8rust on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/btwotwo/chip8rust 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" "+beta-2025-09-21" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded smallvec v1.1.0
[INFO] [stderr]   Downloaded crossterm_winapi v0.5.1
[INFO] [stderr]   Downloaded signal-hook v0.1.12
[INFO] [stderr]   Downloaded parking_lot_core v0.7.0
[INFO] [stderr]   Downloaded parking_lot v0.10.0
[INFO] [stderr]   Downloaded crossterm v0.14.2
[INFO] [stderr]   Downloaded arc-swap v0.4.4
[INFO] [stderr]   Downloaded mio v0.6.21
[INFO] [stderr]   Downloaded bit-vec v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f64ba0313b7faeb376735a3ce25c9e5dac850f9b8fd0c54afb7d6650ab7d98e8
[INFO] running `Command { std: "docker" "start" "-a" "f64ba0313b7faeb376735a3ce25c9e5dac850f9b8fd0c54afb7d6650ab7d98e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f64ba0313b7faeb376735a3ce25c9e5dac850f9b8fd0c54afb7d6650ab7d98e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f64ba0313b7faeb376735a3ce25c9e5dac850f9b8fd0c54afb7d6650ab7d98e8", kill_on_drop: false }`
[INFO] [stdout] f64ba0313b7faeb376735a3ce25c9e5dac850f9b8fd0c54afb7d6650ab7d98e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15301b0c5913ed1383045f3b2270e18687437dec983a8d9db5527d288d0f5a23
[INFO] running `Command { std: "docker" "start" "-a" "15301b0c5913ed1383045f3b2270e18687437dec983a8d9db5527d288d0f5a23", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling getrandom v0.1.11
[INFO] [stderr]     Checking arc-swap v0.4.4
[INFO] [stderr]     Checking smallvec v1.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.5
[INFO] [stderr]     Checking bit-vec v0.6.1
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking parking_lot_core v0.7.0
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.10.0
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]     Checking signal-hook v0.1.12
[INFO] [stderr]     Checking crossterm v0.14.2
[INFO] [stderr]  Documenting chip8rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `X`
[INFO] [stdout]    --> src/opcode/mod.rs:107:45
[INFO] [stdout]     |
[INFO] [stdout] 107 |     ///`3XNN` - Skip next instruction if V[`X`] equals `NN`
[INFO] [stdout]     |                                             ^ no item named `X` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout]     = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `X`
[INFO] [stdout]    --> src/opcode/mod.rs:117:45
[INFO] [stdout]     |
[INFO] [stdout] 117 |     ///`4XNN` - Skip next instruction if V[`X`] doesn't equal `NN`
[INFO] [stdout]     |                                             ^ no item named `X` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `X`
[INFO] [stdout]    --> src/opcode/mod.rs:127:28
[INFO] [stdout]     |
[INFO] [stdout] 127 |     ///`5XY0` - Skip if V[`X`] equal V[`Y`]
[INFO] [stdout]     |                            ^ no item named `X` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Y`
[INFO] [stdout]    --> src/opcode/mod.rs:127:41
[INFO] [stdout]     |
[INFO] [stdout] 127 |     ///`5XY0` - Skip if V[`X`] equal V[`Y`]
[INFO] [stdout]     |                                         ^ no item named `Y` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `X`
[INFO] [stdout]    --> src/opcode/mod.rs:137:24
[INFO] [stdout]     |
[INFO] [stdout] 137 |     ///`6XNN` - Set V[`X`] to `NN`
[INFO] [stdout]     |                        ^ no item named `X` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `X`
[INFO] [stdout]    --> src/opcode/mod.rs:142:32
[INFO] [stdout]     |
[INFO] [stdout] 142 |     ///`7XNN` - Add `NN` to V[`X`], carry flag not changed
[INFO] [stdout]     |                                ^ no item named `X` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `X`
[INFO] [stdout]    --> src/opcode/mod.rs:148:22
[INFO] [stdout]     |
[INFO] [stdout] 148 |     ///`8XY0` Set V[`X`] to the value of V[`Y`]
[INFO] [stdout]     |                      ^ no item named `X` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Y`
[INFO] [stdout]    --> src/opcode/mod.rs:148:45
[INFO] [stdout]     |
[INFO] [stdout] 148 |     ///`8XY0` Set V[`X`] to the value of V[`Y`]
[INFO] [stdout]     |                                             ^ no item named `Y` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `X`
[INFO] [stdout]    --> src/opcode/mod.rs:153:24
[INFO] [stdout]     |
[INFO] [stdout] 153 |     ///`8XY1` - Set V[`X`] to the result of bitwise OR with V[`Y`]
[INFO] [stdout]     |                        ^ no item named `X` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Y`
[INFO] [stdout]    --> src/opcode/mod.rs:153:64
[INFO] [stdout]     |
[INFO] [stdout] 153 |     ///`8XY1` - Set V[`X`] to the result of bitwise OR with V[`Y`]
[INFO] [stdout]     |                                                                ^ no item named `Y` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `X`
[INFO] [stdout]    --> src/opcode/mod.rs:158:24
[INFO] [stdout]     |
[INFO] [stdout] 158 |     ///`8XY2` - Set V[`X`] to the result of bitwise AND with V[`Y`]
[INFO] [stdout]     |                        ^ no item named `X` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Y`
[INFO] [stdout]    --> src/opcode/mod.rs:158:65
[INFO] [stdout]     |
[INFO] [stdout] 158 |     ///`8XY2` - Set V[`X`] to the result of bitwise AND with V[`Y`]
[INFO] [stdout]     |                                                                 ^ no item named `Y` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `X`
[INFO] [stdout]    --> src/opcode/mod.rs:163:24
[INFO] [stdout]     |
[INFO] [stdout] 163 |     ///`8XY3` - Set V[`X`] to the result of bitwise XOR with V[`Y`]
[INFO] [stdout]     |                        ^ no item named `X` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Y`
[INFO] [stdout]    --> src/opcode/mod.rs:163:65
[INFO] [stdout]     |
[INFO] [stdout] 163 |     ///`8XY3` - Set V[`X`] to the result of bitwise XOR with V[`Y`]
[INFO] [stdout]     |                                                                 ^ no item named `Y` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Y`
[INFO] [stdout]    --> src/opcode/mod.rs:168:24
[INFO] [stdout]     |
[INFO] [stdout] 168 |     ///`8XY4` - Add V[`Y`] to V[`X`], change carry flag if there's a borrow
[INFO] [stdout]     |                        ^ no item named `Y` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `X`
[INFO] [stdout]    --> src/opcode/mod.rs:168:34
[INFO] [stdout]     |
[INFO] [stdout] 168 |     ///`8XY4` - Add V[`Y`] to V[`X`], change carry flag if there's a borrow
[INFO] [stdout]     |                                  ^ no item named `X` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Y`
[INFO] [stdout]    --> src/opcode/mod.rs:179:29
[INFO] [stdout]     |
[INFO] [stdout] 179 |     ///`8XY5` - Subtract V[`Y`] from V[`X`], change carry flag if there's a borrow
[INFO] [stdout]     |                             ^ no item named `Y` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `X`
[INFO] [stdout]    --> src/opcode/mod.rs:179:41
[INFO] [stdout]     |
[INFO] [stdout] 179 |     ///`8XY5` - Subtract V[`Y`] from V[`X`], change carry flag if there's a borrow
[INFO] [stdout]     |                                         ^ no item named `X` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `X`
[INFO] [stdout]    --> src/opcode/mod.rs:190:51
[INFO] [stdout]     |
[INFO] [stdout] 190 |     ///`8XY6` - Store least significant bit of V[`X`] in VF and then shift V[`X`] to the right by 1
[INFO] [stdout]     |                                                   ^ no item named `X` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `X`
[INFO] [stdout]    --> src/opcode/mod.rs:190:79
[INFO] [stdout]     |
[INFO] [stdout] 190 |     ///`8XY6` - Store least significant bit of V[`X`] in VF and then shift V[`X`] to the right by 1
[INFO] [stdout]     |                                                                               ^ no item named `X` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `X`
[INFO] [stdout]    --> src/opcode/mod.rs:196:25
[INFO] [stdout]     |
[INFO] [stdout] 196 |     ///`8XY7` - Sets V[`X`] to V[`Y`] minus V[`X`]. VF is set to 0 when there's a borrow, and 1 when there isn't.
[INFO] [stdout]     |                         ^ no item named `X` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Y`
[INFO] [stdout]    --> src/opcode/mod.rs:196:35
[INFO] [stdout]     |
[INFO] [stdout] 196 |     ///`8XY7` - Sets V[`X`] to V[`Y`] minus V[`X`]. VF is set to 0 when there's a borrow, and 1 when there isn't.
[INFO] [stdout]     |                                   ^ no item named `Y` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `X`
[INFO] [stdout]    --> src/opcode/mod.rs:196:48
[INFO] [stdout]     |
[INFO] [stdout] 196 |     ///`8XY7` - Sets V[`X`] to V[`Y`] minus V[`X`]. VF is set to 0 when there's a borrow, and 1 when there isn't.
[INFO] [stdout]     |                                                ^ no item named `X` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `X`
[INFO] [stdout]    --> src/opcode/mod.rs:207:55
[INFO] [stdout]     |
[INFO] [stdout] 207 |     ///`8XYE` - Stores the most significant bit of V[`X`] in VF and then shifts V[`X`] to the left by 1
[INFO] [stdout]     |                                                       ^ no item named `X` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `X`
[INFO] [stdout]    --> src/opcode/mod.rs:207:84
[INFO] [stdout]     |
[INFO] [stdout] 207 |     ///`8XYE` - Stores the most significant bit of V[`X`] in VF and then shifts V[`X`] to the left by 1
[INFO] [stdout]     |                                                                                    ^ no item named `X` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `X`
[INFO] [stdout]    --> src/opcode/mod.rs:214:50
[INFO] [stdout]     |
[INFO] [stdout] 214 |     ///`9XY0` - Skips the next instruction if V[`X`] does not equal V[`Y`]
[INFO] [stdout]     |                                                  ^ no item named `X` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Y`
[INFO] [stdout]    --> src/opcode/mod.rs:214:72
[INFO] [stdout]     |
[INFO] [stdout] 214 |     ///`9XY0` - Skips the next instruction if V[`X`] does not equal V[`Y`]
[INFO] [stdout]     |                                                                        ^ no item named `Y` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `0`
[INFO] [stdout]    --> src/opcode/mod.rs:226:48
[INFO] [stdout]     |
[INFO] [stdout] 226 |     ///`BNNN` - Jump to the address NNN plus V[0]
[INFO] [stdout]     |                                                ^ no item named `0` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `X`
[INFO] [stdout]    --> src/opcode/mod.rs:232:24
[INFO] [stdout]     |
[INFO] [stdout] 232 |     ///`CXNN` - Set V[`X`] equal `random_number & NN`
[INFO] [stdout]     |                        ^ no item named `X` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `X`
[INFO] [stdout]    --> src/opcode/mod.rs:243:64
[INFO] [stdout]     |
[INFO] [stdout] 243 |     ///`DXYN` - Display `N`-byte sprite, starting at I, at (V[`X`], V[`Y`]), set V[F] if collision occured
[INFO] [stdout]     |                                                                ^ no item named `X` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Y`
[INFO] [stdout]    --> src/opcode/mod.rs:243:72
[INFO] [stdout]     |
[INFO] [stdout] 243 |     ///`DXYN` - Display `N`-byte sprite, starting at I, at (V[`X`], V[`Y`]), set V[F] if collision occured
[INFO] [stdout]     |                                                                        ^ no item named `Y` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `F`
[INFO] [stdout]    --> src/opcode/mod.rs:243:84
[INFO] [stdout]     |
[INFO] [stdout] 243 |     ///`DXYN` - Display `N`-byte sprite, starting at I, at (V[`X`], V[`Y`]), set V[F] if collision occured
[INFO] [stdout]     |                                                                                    ^ no item named `F` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `X`
[INFO] [stdout]    --> src/opcode/mod.rs:259:53
[INFO] [stdout]     |
[INFO] [stdout] 259 |     ///`EX9E` - Skip the next instruction if the V[`X`] key is pressed.
[INFO] [stdout]     |                                                     ^ no item named `X` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `X`
[INFO] [stdout]    --> src/opcode/mod.rs:268:53
[INFO] [stdout]     |
[INFO] [stdout] 268 |     ///`EXA1` - Skip the next instruction if the V[`X`] key is not pressed.
[INFO] [stdout]     |                                                     ^ no item named `X` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `X`
[INFO] [stdout]    --> src/opcode/mod.rs:277:24
[INFO] [stdout]     |
[INFO] [stdout] 277 |     ///`FX07` - Set V[`X`] equal to delay timer.
[INFO] [stdout]     |                        ^ no item named `X` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `X`
[INFO] [stdout]    --> src/opcode/mod.rs:282:72
[INFO] [stdout]     |
[INFO] [stdout] 282 |     ///`FX0A` - Wait for a key press, store the value of the key in V[`X`]
[INFO] [stdout]     |                                                                        ^ no item named `X` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `X`
[INFO] [stdout]    --> src/opcode/mod.rs:289:45
[INFO] [stdout]     |
[INFO] [stdout] 289 |     ///`FX15` - Set delay timer equal to V[`X`]
[INFO] [stdout]     |                                             ^ no item named `X` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `X`
[INFO] [stdout]    --> src/opcode/mod.rs:294:45
[INFO] [stdout]     |
[INFO] [stdout] 294 |     ///`FX18` - Set sound timer equal to V[`X`]
[INFO] [stdout]     |                                             ^ no item named `X` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `X`
[INFO] [stdout]    --> src/opcode/mod.rs:299:35
[INFO] [stdout]     |
[INFO] [stdout] 299 |     ///`FX1E` - Set I equal to V[`X`] + I
[INFO] [stdout]     |                                   ^ no item named `X` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `X`
[INFO] [stdout]    --> src/opcode/mod.rs:308:61
[INFO] [stdout]     |
[INFO] [stdout] 308 |     ///`FX29` - Set I equal to sprite location for digit V[`X`]
[INFO] [stdout]     |                                                             ^ no item named `X` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `X`
[INFO] [stdout]    --> src/opcode/mod.rs:314:48
[INFO] [stdout]     |
[INFO] [stdout] 314 |     ///`FX33` - Store BCD representation of V[`X`] to I, I+1, I+2
[INFO] [stdout]     |                                                ^ no item named `X` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `X`
[INFO] [stdout]    --> src/opcode/mod.rs:326:47
[INFO] [stdout]     |
[INFO] [stdout] 326 |     ///`FX55` - Store registers V0 through V[`X`] in memory starting at location I.`
[INFO] [stdout]     |                                               ^ no item named `X` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `X`
[INFO] [stdout]    --> src/opcode/mod.rs:333:46
[INFO] [stdout]     |
[INFO] [stdout] 333 |     ///`FX65` - Read registers V0 through V[`X`] from memory starting at location I.
[INFO] [stdout]     |                                              ^ no item named `X` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.66s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/chip8rust/index.html
[INFO] running `Command { std: "docker" "inspect" "15301b0c5913ed1383045f3b2270e18687437dec983a8d9db5527d288d0f5a23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15301b0c5913ed1383045f3b2270e18687437dec983a8d9db5527d288d0f5a23", kill_on_drop: false }`
[INFO] [stdout] 15301b0c5913ed1383045f3b2270e18687437dec983a8d9db5527d288d0f5a23
