[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] building rynsy/gameboy against try#58b1b3c5342a414c161338871f8004258ccef2a7 for pr-149937
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frynsy%2Fgameboy" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[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-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rynsy/gameboy on toolchain 58b1b3c5342a414c161338871f8004258ccef2a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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" "+58b1b3c5342a414c161338871f8004258ccef2a7" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b84f0409d18727be62f7e12ca41818c5fb6fc3960715342756300125ada8afb0
[INFO] running `Command { std: "docker" "start" "-a" "b84f0409d18727be62f7e12ca41818c5fb6fc3960715342756300125ada8afb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b84f0409d18727be62f7e12ca41818c5fb6fc3960715342756300125ada8afb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b84f0409d18727be62f7e12ca41818c5fb6fc3960715342756300125ada8afb0", kill_on_drop: false }`
[INFO] [stdout] b84f0409d18727be62f7e12ca41818c5fb6fc3960715342756300125ada8afb0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8f474ed04eb230fb68e2b89cc7ce6f975adc8b599c5e466c49cce2d18c24b1c
[INFO] running `Command { std: "docker" "start" "-a" "a8f474ed04eb230fb68e2b89cc7ce6f975adc8b599c5e466c49cce2d18c24b1c", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::num::<impl u16>::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)]` (part of `#[warn(unused)]`) 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 0.46s
[INFO] running `Command { std: "docker" "inspect" "a8f474ed04eb230fb68e2b89cc7ce6f975adc8b599c5e466c49cce2d18c24b1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8f474ed04eb230fb68e2b89cc7ce6f975adc8b599c5e466c49cce2d18c24b1c", kill_on_drop: false }`
[INFO] [stdout] a8f474ed04eb230fb68e2b89cc7ce6f975adc8b599c5e466c49cce2d18c24b1c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69abc6b57522d52e37fa4cd059e631031b53a19a4924edf4196e7336e8128e29
[INFO] running `Command { std: "docker" "start" "-a" "69abc6b57522d52e37fa4cd059e631031b53a19a4924edf4196e7336e8128e29", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::num::<impl u16>::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)]` (part of `#[warn(unused)]`) 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: 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::num::<impl u16>::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)]` (part of `#[warn(unused)]`) 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 `test` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "69abc6b57522d52e37fa4cd059e631031b53a19a4924edf4196e7336e8128e29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69abc6b57522d52e37fa4cd059e631031b53a19a4924edf4196e7336e8128e29", kill_on_drop: false }`
[INFO] [stdout] 69abc6b57522d52e37fa4cd059e631031b53a19a4924edf4196e7336e8128e29
