[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 master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarethyu%2Fnesty" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/marethyu/nesty on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "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-14/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" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3cc3f700454f240491a2ae5d342d69143e82c4c40966c0145eb6324799bef04e
[INFO] running `Command { std: "docker" "start" "-a" "3cc3f700454f240491a2ae5d342d69143e82c4c40966c0145eb6324799bef04e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3cc3f700454f240491a2ae5d342d69143e82c4c40966c0145eb6324799bef04e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cc3f700454f240491a2ae5d342d69143e82c4c40966c0145eb6324799bef04e", kill_on_drop: false }`
[INFO] [stdout] 3cc3f700454f240491a2ae5d342d69143e82c4c40966c0145eb6324799bef04e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87276c18bf7a4340c9494a5b635130bee7a02b65576aacfc7dc1afdf620080e6
[INFO] running `Command { std: "docker" "start" "-a" "87276c18bf7a4340c9494a5b635130bee7a02b65576aacfc7dc1afdf620080e6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling sdl2-sys v0.34.5
[INFO] [stderr]    Compiling sdl2 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: 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: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.54s
[INFO] running `Command { std: "docker" "inspect" "87276c18bf7a4340c9494a5b635130bee7a02b65576aacfc7dc1afdf620080e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87276c18bf7a4340c9494a5b635130bee7a02b65576aacfc7dc1afdf620080e6", kill_on_drop: false }`
[INFO] [stdout] 87276c18bf7a4340c9494a5b635130bee7a02b65576aacfc7dc1afdf620080e6