[INFO] cloning repository https://github.com/rynsy/gameboy [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rynsy/gameboy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frynsy%2Fgameboy", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frynsy%2Fgameboy'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6967188cf4cda5e903b327470b74cf19cb665f24 [INFO] checking rynsy/gameboy against try#654bc80249a2b2ba8bd16392b5829d87ed96c92d for pr-136458 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frynsy%2Fgameboy" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rynsy/gameboy on toolchain 654bc80249a2b2ba8bd16392b5829d87ed96c92d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+654bc80249a2b2ba8bd16392b5829d87ed96c92d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/rynsy/gameboy [INFO] finished tweaking git repo https://github.com/rynsy/gameboy [INFO] tweaked toml for git repo https://github.com/rynsy/gameboy written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/rynsy/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" "+654bc80249a2b2ba8bd16392b5829d87ed96c92d" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+654bc80249a2b2ba8bd16392b5829d87ed96c92d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6dd54634a57602336ef8fd290edf2e32fef034d1f5a651f2a237b281b55fcc2e [INFO] running `Command { std: "docker" "start" "-a" "6dd54634a57602336ef8fd290edf2e32fef034d1f5a651f2a237b281b55fcc2e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6dd54634a57602336ef8fd290edf2e32fef034d1f5a651f2a237b281b55fcc2e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6dd54634a57602336ef8fd290edf2e32fef034d1f5a651f2a237b281b55fcc2e", kill_on_drop: false }` [INFO] [stdout] 6dd54634a57602336ef8fd290edf2e32fef034d1f5a651f2a237b281b55fcc2e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+654bc80249a2b2ba8bd16392b5829d87ed96c92d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a0dad0e59c0cacb320872384f5cd44919932fda62b7da90ec4429be027080ca5 [INFO] running `Command { std: "docker" "start" "-a" "a0dad0e59c0cacb320872384f5cd44919932fda62b7da90ec4429be027080ca5", kill_on_drop: false }` [INFO] [stderr] Checking gameboy v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/cpu.rs:975:13 [INFO] [stdout] | [INFO] [stdout] 975 | _ => println!("Dunno what I found"), [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.rs:975:13 [INFO] [stdout] | [INFO] [stdout] 443 | 0x00 => {} [INFO] [stdout] | ---- matches some of the same values [INFO] [stdout] 444 | 0x01 => { [INFO] [stdout] | ---- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 448 | 0x02 => { [INFO] [stdout] | ---- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 451 | 0x03 => { [INFO] [stdout] | ---- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 975 | _ => println!("Dunno what I found"), [INFO] [stdout] | ^ ...and 252 other patterns collectively make this unreachable [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/cpu.rs:975:13 [INFO] [stdout] | [INFO] [stdout] 975 | _ => println!("Dunno what I found"), [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.rs:975:13 [INFO] [stdout] | [INFO] [stdout] 443 | 0x00 => {} [INFO] [stdout] | ---- matches some of the same values [INFO] [stdout] 444 | 0x01 => { [INFO] [stdout] | ---- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 448 | 0x02 => { [INFO] [stdout] | ---- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 451 | 0x03 => { [INFO] [stdout] | ---- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 975 | _ => println!("Dunno what I found"), [INFO] [stdout] | ^ ...and 252 other patterns collectively make this unreachable [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `set_af` is never used [INFO] [stdout] --> src/register.rs:38:12 [INFO] [stdout] | [INFO] [stdout] 34 | impl Register { [INFO] [stdout] | ------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 38 | pub fn set_af(&mut self, val: u16) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `set_af` is never used [INFO] [stdout] --> src/register.rs:38:12 [INFO] [stdout] | [INFO] [stdout] 34 | impl Register { [INFO] [stdout] | ------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 38 | pub fn set_af(&mut self, val: u16) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `core::num::::wrapping_add` that must be used [INFO] [stdout] --> src/cpu.rs:605:17 [INFO] [stdout] | [INFO] [stdout] 605 | self.reg.sp.wrapping_add(1); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this returns the result of the operation, without modifying the original [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 605 | let _ = self.reg.sp.wrapping_add(1); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `core::num::::wrapping_add` that must be used [INFO] [stdout] --> src/cpu.rs:605:17 [INFO] [stdout] | [INFO] [stdout] 605 | self.reg.sp.wrapping_add(1); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this returns the result of the operation, without modifying the original [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 605 | let _ = self.reg.sp.wrapping_add(1); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s [INFO] running `Command { std: "docker" "inspect" "a0dad0e59c0cacb320872384f5cd44919932fda62b7da90ec4429be027080ca5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a0dad0e59c0cacb320872384f5cd44919932fda62b7da90ec4429be027080ca5", kill_on_drop: false }` [INFO] [stdout] a0dad0e59c0cacb320872384f5cd44919932fda62b7da90ec4429be027080ca5