[INFO] fetching crate gc_nes_core 0.1.0...
[INFO] checking gc_nes_core-0.1.0 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] extracting crate gc_nes_core 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate gc_nes_core 0.1.0 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gc_nes_core 0.1.0
[INFO] finished tweaking crates.io crate gc_nes_core 0.1.0
[INFO] tweaked toml for crates.io crate gc_nes_core 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5d50307ee3f505f75771d89445eccac101dd96b980ce919d09716cfaa77cdf59
[INFO] running `Command { std: "docker" "start" "-a" "5d50307ee3f505f75771d89445eccac101dd96b980ce919d09716cfaa77cdf59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d50307ee3f505f75771d89445eccac101dd96b980ce919d09716cfaa77cdf59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d50307ee3f505f75771d89445eccac101dd96b980ce919d09716cfaa77cdf59", kill_on_drop: false }`
[INFO] [stdout] 5d50307ee3f505f75771d89445eccac101dd96b980ce919d09716cfaa77cdf59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f41592a606665494031d38fbb1e04651afa4c956e89009d50d488bf1520fbf1
[INFO] running `Command { std: "docker" "start" "-a" "1f41592a606665494031d38fbb1e04651afa4c956e89009d50d488bf1520fbf1", kill_on_drop: false }`
[INFO] [stderr]     Checking simple-error v0.2.3
[INFO] [stderr]     Checking bit_reverse v0.1.8
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking emulator_6502 v1.1.0
[INFO] [stderr]     Checking gc_nes_core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `program_ram_write_protect`
[INFO] [stdout]    --> src/cartridge/mapper.rs:265:5
[INFO] [stdout]     |
[INFO] [stdout] 265 |     program_ram_write_protect: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `program_ram_enabled`
[INFO] [stdout]    --> src/cartridge/mapper.rs:266:5
[INFO] [stdout]     |
[INFO] [stdout] 266 |     program_ram_enabled: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `program_ram_write_protect`
[INFO] [stdout]    --> src/cartridge/mapper.rs:265:5
[INFO] [stdout]     |
[INFO] [stdout] 265 |     program_ram_write_protect: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `program_ram_enabled`
[INFO] [stdout]    --> src/cartridge/mapper.rs:266:5
[INFO] [stdout]     |
[INFO] [stdout] 266 |     program_ram_enabled: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `Command { std: "docker" "inspect" "1f41592a606665494031d38fbb1e04651afa4c956e89009d50d488bf1520fbf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f41592a606665494031d38fbb1e04651afa4c956e89009d50d488bf1520fbf1", kill_on_drop: false }`
[INFO] [stdout] 1f41592a606665494031d38fbb1e04651afa4c956e89009d50d488bf1520fbf1