[INFO] cloning repository https://github.com/mNutella/tiny-gameboy [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mNutella/tiny-gameboy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FmNutella%2Ftiny-gameboy", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FmNutella%2Ftiny-gameboy'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cbbeb0b4f195240bb821c98a720fe48af90a8f83 [INFO] checking mNutella/tiny-gameboy against master#96cfc75584359ae7ad11cc45968059f29e7b44b7 for pr-137728 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FmNutella%2Ftiny-gameboy" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mNutella/tiny-gameboy on toolchain 96cfc75584359ae7ad11cc45968059f29e7b44b7 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+96cfc75584359ae7ad11cc45968059f29e7b44b7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mNutella/tiny-gameboy [INFO] finished tweaking git repo https://github.com/mNutella/tiny-gameboy [INFO] tweaked toml for git repo https://github.com/mNutella/tiny-gameboy written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/mNutella/tiny-gameboy 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" "+96cfc75584359ae7ad11cc45968059f29e7b44b7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+96cfc75584359ae7ad11cc45968059f29e7b44b7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e6a0d51d3d65ad900aecec3325748e55fa4135b02ac96117bb6119f63f4ec5d8 [INFO] running `Command { std: "docker" "start" "-a" "e6a0d51d3d65ad900aecec3325748e55fa4135b02ac96117bb6119f63f4ec5d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e6a0d51d3d65ad900aecec3325748e55fa4135b02ac96117bb6119f63f4ec5d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e6a0d51d3d65ad900aecec3325748e55fa4135b02ac96117bb6119f63f4ec5d8", kill_on_drop: false }` [INFO] [stdout] e6a0d51d3d65ad900aecec3325748e55fa4135b02ac96117bb6119f63f4ec5d8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+96cfc75584359ae7ad11cc45968059f29e7b44b7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2be9dde1121928ac9243e27b045a56a478babce24d0887556530b29e8938eef2 [INFO] running `Command { std: "docker" "start" "-a" "2be9dde1121928ac9243e27b045a56a478babce24d0887556530b29e8938eef2", kill_on_drop: false }` [INFO] [stderr] Checking tiny_game_boy_emulator v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/cpu/cpu.rs:178:13 [INFO] [stdout] | [INFO] [stdout] 178 | _ => { [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/cpu/cpu.rs:178:13 [INFO] [stdout] | [INFO] [stdout] 63 | ADD(target) => match target { [INFO] [stdout] | ----------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 73 | JP(jump_type) => self.jump(jump_type.should_jump(&self.registers.f)), [INFO] [stdout] | ------------- matches some of the same values [INFO] [stdout] 74 | LD(load_type) => match load_type { [INFO] [stdout] | ------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 128 | PUSH(source) => { [INFO] [stdout] | ------------ matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 178 | _ => { [INFO] [stdout] | ^ ...and 5 other patterns collectively make this unreachable [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `TilePixelValue` is more private than the item `empty_tile` [INFO] [stdout] --> src/gpu.rs:15:1 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn empty_tile() -> Tile { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ function `empty_tile` is reachable at visibility `pub` [INFO] [stdout] | [INFO] [stdout] note: but type `TilePixelValue` is only usable at visibility `pub(self)` [INFO] [stdout] --> src/gpu.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | enum TilePixelValue { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(private_interfaces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `registers`, `pc`, `sp`, `bus`, and `is_halted` are never read [INFO] [stdout] --> src/cpu/cpu.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct CPU { [INFO] [stdout] | --- fields in this struct [INFO] [stdout] 9 | registers: Registers, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 10 | pc: u16, [INFO] [stdout] | ^^ [INFO] [stdout] 11 | sp: u16, [INFO] [stdout] | ^^ [INFO] [stdout] 12 | bus: MemoryBus, [INFO] [stdout] | ^^^ [INFO] [stdout] 13 | is_halted: bool, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple methods are never used [INFO] [stdout] --> src/cpu/cpu.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 16 | impl CPU { [INFO] [stdout] | -------- methods in this implementation [INFO] [stdout] 17 | fn read_next_byte(&self) -> u8 { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 21 | fn read_next_word(&self) -> u16 { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 28 | fn decode(&self, instruction_byte: u8, prefixed: bool) -> Instruction { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 41 | fn step(&mut self) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 54 | fn execute(&mut self, instruction: Instruction) -> u16 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 184 | fn add(&mut self, value: u8) -> u8 { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 197 | fn jump(&mut self, should_jump: bool) -> u16 { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 205 | fn push(&mut self, value: u16) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 213 | fn pop(&mut self) -> u16 { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 222 | fn call(&mut self, should_jump: bool) -> u16 { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 232 | fn return_(&mut self, should_jump: bool) -> u16 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/cpu/cpu.rs:178:13 [INFO] [stdout] | [INFO] [stdout] 178 | _ => { [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/cpu/cpu.rs:178:13 [INFO] [stdout] | [INFO] [stdout] 63 | ADD(target) => match target { [INFO] [stdout] | ----------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 73 | JP(jump_type) => self.jump(jump_type.should_jump(&self.registers.f)), [INFO] [stdout] | ------------- matches some of the same values [INFO] [stdout] 74 | LD(load_type) => match load_type { [INFO] [stdout] | ------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 128 | PUSH(source) => { [INFO] [stdout] | ------------ matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 178 | _ => { [INFO] [stdout] | ^ ...and 5 other patterns collectively make this unreachable [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `TilePixelValue` is more private than the item `empty_tile` [INFO] [stdout] --> src/gpu.rs:15:1 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn empty_tile() -> Tile { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ function `empty_tile` is reachable at visibility `pub` [INFO] [stdout] | [INFO] [stdout] note: but type `TilePixelValue` is only usable at visibility `pub(self)` [INFO] [stdout] --> src/gpu.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | enum TilePixelValue { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(private_interfaces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `registers`, `pc`, `sp`, `bus`, and `is_halted` are never read [INFO] [stdout] --> src/cpu/cpu.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct CPU { [INFO] [stdout] | --- fields in this struct [INFO] [stdout] 9 | registers: Registers, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 10 | pc: u16, [INFO] [stdout] | ^^ [INFO] [stdout] 11 | sp: u16, [INFO] [stdout] | ^^ [INFO] [stdout] 12 | bus: MemoryBus, [INFO] [stdout] | ^^^ [INFO] [stdout] 13 | is_halted: bool, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple methods are never used [INFO] [stdout] --> src/cpu/cpu.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 16 | impl CPU { [INFO] [stdout] | -------- methods in this implementation [INFO] [stdout] 17 | fn read_next_byte(&self) -> u8 { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 21 | fn read_next_word(&self) -> u16 { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 28 | fn decode(&self, instruction_byte: u8, prefixed: bool) -> Instruction { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 41 | fn step(&mut self) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 54 | fn execute(&mut self, instruction: Instruction) -> u16 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 184 | fn add(&mut self, value: u8) -> u8 { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 197 | fn jump(&mut self, should_jump: bool) -> u16 { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 205 | fn push(&mut self, value: u16) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 213 | fn pop(&mut self) -> u16 { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 222 | fn call(&mut self, should_jump: bool) -> u16 { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 232 | fn return_(&mut self, should_jump: bool) -> u16 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tiny_game_boy_emulator::*` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use tiny_game_boy_emulator::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tiny_game_boy_emulator::*` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use tiny_game_boy_emulator::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.42s [INFO] running `Command { std: "docker" "inspect" "2be9dde1121928ac9243e27b045a56a478babce24d0887556530b29e8938eef2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2be9dde1121928ac9243e27b045a56a478babce24d0887556530b29e8938eef2", kill_on_drop: false }` [INFO] [stdout] 2be9dde1121928ac9243e27b045a56a478babce24d0887556530b29e8938eef2