[INFO] cloning repository https://github.com/rust20/nes-emulator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rust20/nes-emulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust20%2Fnes-emulator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust20%2Fnes-emulator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 02efdb4700c32821799a7d8cd7c66ccd5fbc9f03
[INFO] checking rust20/nes-emulator against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust20%2Fnes-emulator" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rust20/nes-emulator
[INFO] finished tweaking git repo https://github.com/rust20/nes-emulator
[INFO] tweaked toml for git repo https://github.com/rust20/nes-emulator written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rust20/nes-emulator on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rust20/nes-emulator 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 593f0b4b2e9f45219b06588cfffc83ce6f295bc430d24bfa942730fa5e611373
[INFO] running `Command { std: "docker" "start" "-a" "593f0b4b2e9f45219b06588cfffc83ce6f295bc430d24bfa942730fa5e611373", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "593f0b4b2e9f45219b06588cfffc83ce6f295bc430d24bfa942730fa5e611373", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "593f0b4b2e9f45219b06588cfffc83ce6f295bc430d24bfa942730fa5e611373", kill_on_drop: false }`
[INFO] [stdout] 593f0b4b2e9f45219b06588cfffc83ce6f295bc430d24bfa942730fa5e611373
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a4431b2736d5da6984079559b041b8bedf3c242a64f15f536e838858f18b022
[INFO] running `Command { std: "docker" "start" "-a" "1a4431b2736d5da6984079559b041b8bedf3c242a64f15f536e838858f18b022", kill_on_drop: false }`
[INFO] [stderr]    Compiling version-compare v0.1.1
[INFO] [stderr]    Compiling sdl2 v0.35.2
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling sdl2-sys v0.35.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking nes-emu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `fn_stack`, `instr_addr_map`, and `last_jump` are never read
[INFO] [stdout]     --> src/main.rs:1030:5
[INFO] [stdout]      |
[INFO] [stdout] 1028 | pub struct Tracer {
[INFO] [stdout]      |            ------ fields in this struct
[INFO] [stdout] 1029 |     pub random_state: Vec<u8>,
[INFO] [stdout] 1030 |     fn_stack: Vec<String>,
[INFO] [stdout]      |     ^^^^^^^^
[INFO] [stdout] 1031 |     instr_addr_map: HashMap<Vec<u8>, String>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^
[INFO] [stdout] 1032 |     last_jump: String,
[INFO] [stdout]      |     ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `fn_stack`, `instr_addr_map`, and `last_jump` are never read
[INFO] [stdout]     --> src/main.rs:1030:5
[INFO] [stdout]      |
[INFO] [stdout] 1028 | pub struct Tracer {
[INFO] [stdout]      |            ------ fields in this struct
[INFO] [stdout] 1029 |     pub random_state: Vec<u8>,
[INFO] [stdout] 1030 |     fn_stack: Vec<String>,
[INFO] [stdout]      |     ^^^^^^^^
[INFO] [stdout] 1031 |     instr_addr_map: HashMap<Vec<u8>, String>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^
[INFO] [stdout] 1032 |     last_jump: String,
[INFO] [stdout]      |     ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.80s
[INFO] running `Command { std: "docker" "inspect" "1a4431b2736d5da6984079559b041b8bedf3c242a64f15f536e838858f18b022", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a4431b2736d5da6984079559b041b8bedf3c242a64f15f536e838858f18b022", kill_on_drop: false }`
[INFO] [stdout] 1a4431b2736d5da6984079559b041b8bedf3c242a64f15f536e838858f18b022
