[INFO] cloning repository https://github.com/marethyu/nesty
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/marethyu/nesty" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarethyu%2Fnesty", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarethyu%2Fnesty'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f12e37a55c84577d8cde8b58347d03a7a63670dc
[INFO] checking marethyu/nesty against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarethyu%2Fnesty" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/marethyu/nesty on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/marethyu/nesty
[INFO] finished tweaking git repo https://github.com/marethyu/nesty
[INFO] tweaked toml for git repo https://github.com/marethyu/nesty written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/marethyu/nesty already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sdl2-sys v0.34.5
[INFO] [stderr]   Downloaded sdl2 v0.34.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58541be9027fe18c7119da06d07d12682e4bae90c86e32fc540fec61eed74347
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "58541be9027fe18c7119da06d07d12682e4bae90c86e32fc540fec61eed74347", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58541be9027fe18c7119da06d07d12682e4bae90c86e32fc540fec61eed74347", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58541be9027fe18c7119da06d07d12682e4bae90c86e32fc540fec61eed74347", kill_on_drop: false }`
[INFO] [stdout] 58541be9027fe18c7119da06d07d12682e4bae90c86e32fc540fec61eed74347
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8ce3954180a48518c634bea4852cd65798b8db998a6590eeb2ff172d438ee01
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f8ce3954180a48518c634bea4852cd65798b8db998a6590eeb2ff172d438ee01", kill_on_drop: false }`
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling sdl2 v0.34.5
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling sdl2-sys v0.34.5
[INFO] [stderr]     Checking nesty v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `cycles`
[INFO] [stdout]   --> src/main.rs:68:13
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let cycles = cpu.borrow_mut().step();
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_cycles`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/m6502.rs:482:13
[INFO] [stdout]     |
[INFO] [stdout] 482 |         for i in 0..(3-opcode.len) {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cycles`
[INFO] [stdout]   --> src/main.rs:68:13
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let cycles = cpu.borrow_mut().step();
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_cycles`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/m6502.rs:482:13
[INFO] [stdout]     |
[INFO] [stdout] 482 |         for i in 0..(3-opcode.len) {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `FLAG_U`
[INFO] [stdout]   --> src/m6502.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | const FLAG_U: u8 = 5; // unused
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `FLAG_B`
[INFO] [stdout]   --> src/m6502.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | const FLAG_B: u8 = 4;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cpu_write_word`
[INFO] [stdout]    --> src/m6502.rs:620:8
[INFO] [stdout]     |
[INFO] [stdout] 620 |     fn cpu_write_word(&mut self, addr: u16, data: u16) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `FLAG_U`
[INFO] [stdout]   --> src/m6502.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | const FLAG_U: u8 = 5; // unused
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `FLAG_B`
[INFO] [stdout]   --> src/m6502.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | const FLAG_B: u8 = 4;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cpu_write_word`
[INFO] [stdout]    --> src/m6502.rs:620:8
[INFO] [stdout]     |
[INFO] [stdout] 620 |     fn cpu_write_word(&mut self, addr: u16, data: u16) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.41s
[INFO] running `Command { std: "docker" "inspect" "f8ce3954180a48518c634bea4852cd65798b8db998a6590eeb2ff172d438ee01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8ce3954180a48518c634bea4852cd65798b8db998a6590eeb2ff172d438ee01", kill_on_drop: false }`
[INFO] [stdout] f8ce3954180a48518c634bea4852cd65798b8db998a6590eeb2ff172d438ee01