[INFO] cloning repository https://github.com/Zobozodiac/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/Zobozodiac/nes-emulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZobozodiac%2Fnes-emulator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZobozodiac%2Fnes-emulator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0d8753a888caf051ecb4fdde8de03f9325faddab
[INFO] checking Zobozodiac/nes-emulator against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZobozodiac%2Fnes-emulator" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Zobozodiac/nes-emulator on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Zobozodiac/nes-emulator
[INFO] finished tweaking git repo https://github.com/Zobozodiac/nes-emulator
[INFO] tweaked toml for git repo https://github.com/Zobozodiac/nes-emulator written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Zobozodiac/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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d69e6f075632b2d16f5063d088d77056ed99d10f34241fd64bbe27b0a5d1f28
[INFO] running `Command { std: "docker" "start" "-a" "8d69e6f075632b2d16f5063d088d77056ed99d10f34241fd64bbe27b0a5d1f28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d69e6f075632b2d16f5063d088d77056ed99d10f34241fd64bbe27b0a5d1f28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d69e6f075632b2d16f5063d088d77056ed99d10f34241fd64bbe27b0a5d1f28", kill_on_drop: false }`
[INFO] [stdout] 8d69e6f075632b2d16f5063d088d77056ed99d10f34241fd64bbe27b0a5d1f28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] adf1d0e38c7be5354623a30abff27251867abb71f5bfd0e7c3db80287712a3c9
[INFO] running `Command { std: "docker" "start" "-a" "adf1d0e38c7be5354623a30abff27251867abb71f5bfd0e7c3db80287712a3c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling version-compare v0.1.0
[INFO] [stderr]    Compiling sdl2 v0.35.2
[INFO] [stderr]    Compiling thiserror v1.0.44
[INFO] [stderr]    Compiling sdl2-sys v0.35.2
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.44
[INFO] [stderr]     Checking nes_emulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::memory::Mem`
[INFO] [stdout]  --> src/cartridge/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::memory::Mem;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sdl2::sys::wchar_t`
[INFO] [stdout]  --> src/cpu/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use sdl2::sys::wchar_t;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/cpu/trace.rs:212:9
[INFO] [stdout]     |
[INFO] [stdout] 212 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::bus::CpuBus`
[INFO] [stdout]    --> src/cpu/trace.rs:213:9
[INFO] [stdout]     |
[INFO] [stdout] 213 |     use crate::bus::CpuBus;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::cartridge::Cartridge`
[INFO] [stdout]    --> src/cpu/trace.rs:214:9
[INFO] [stdout]     |
[INFO] [stdout] 214 |     use crate::cartridge::Cartridge;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::memory::Mem`
[INFO] [stdout]  --> src/cartridge/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::memory::Mem;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sdl2::sys::wchar_t`
[INFO] [stdout]  --> src/cpu/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use sdl2::sys::wchar_t;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `address`
[INFO] [stdout]   --> src/bus.rs:26:21
[INFO] [stdout]    |
[INFO] [stdout] 26 |                 let address = address & 0b00000000_00000111;
[INFO] [stdout]    |                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_address`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `address`
[INFO] [stdout]   --> src/bus.rs:46:21
[INFO] [stdout]    |
[INFO] [stdout] 46 |                 let address = address & 0b00000000_00000111;
[INFO] [stdout]    |                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_address`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `ines_version` is assigned to, but never used
[INFO] [stdout]   --> src/cartridge/mod.rs:29:13
[INFO] [stdout]    |
[INFO] [stdout] 29 |         let ines_version: u8;
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_ines_version` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ines_version` is never read
[INFO] [stdout]   --> src/cartridge/mod.rs:34:18
[INFO] [stdout]    |
[INFO] [stdout] 34 |             0 => ines_version = 1,
[INFO] [stdout]    |                  ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ines_version` is never read
[INFO] [stdout]   --> src/cartridge/mod.rs:35:21
[INFO] [stdout]    |
[INFO] [stdout] 35 |             0b10 => ines_version = 2,
[INFO] [stdout]    |                     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `address`
[INFO] [stdout]   --> src/bus.rs:26:21
[INFO] [stdout]    |
[INFO] [stdout] 26 |                 let address = address & 0b00000000_00000111;
[INFO] [stdout]    |                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_address`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `address`
[INFO] [stdout]   --> src/bus.rs:46:21
[INFO] [stdout]    |
[INFO] [stdout] 46 |                 let address = address & 0b00000000_00000111;
[INFO] [stdout]    |                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_address`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `ines_version` is assigned to, but never used
[INFO] [stdout]   --> src/cartridge/mod.rs:29:13
[INFO] [stdout]    |
[INFO] [stdout] 29 |         let ines_version: u8;
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_ines_version` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ines_version` is never read
[INFO] [stdout]   --> src/cartridge/mod.rs:34:18
[INFO] [stdout]    |
[INFO] [stdout] 34 |             0 => ines_version = 1,
[INFO] [stdout]    |                  ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ines_version` is never read
[INFO] [stdout]   --> src/cartridge/mod.rs:35:21
[INFO] [stdout]    |
[INFO] [stdout] 35 |             0b10 => ines_version = 2,
[INFO] [stdout]    |                     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cpu/mod.rs:262:13
[INFO] [stdout]     |
[INFO] [stdout] 262 |         let mut not_break = true;
[INFO] [stdout]     |             ----^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Mapping` is never used
[INFO] [stdout]  --> src/cartridge/mapper.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait Mapping {
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `check_boundary_crossed` and `major_cycles` are never used
[INFO] [stdout]    --> src/cpu/mod.rs:195:8
[INFO] [stdout]     |
[INFO] [stdout] 26  | impl CPU {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 195 |     fn check_boundary_crossed(&mut self, address: u16, value: u8) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 205 |     fn major_cycles(&mut self, mode: &AddressingMode) -> Result<u8, NesError> {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cpu/mod.rs:262:13
[INFO] [stdout]     |
[INFO] [stdout] 262 |         let mut not_break = true;
[INFO] [stdout]     |             ----^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Mapping` is never used
[INFO] [stdout]  --> src/cartridge/mapper.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait Mapping {
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `check_boundary_crossed` and `major_cycles` are never used
[INFO] [stdout]    --> src/cpu/mod.rs:195:8
[INFO] [stdout]     |
[INFO] [stdout] 26  | impl CPU {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 195 |     fn check_boundary_crossed(&mut self, address: u16, value: u8) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 205 |     fn major_cycles(&mut self, mode: &AddressingMode) -> Result<u8, NesError> {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.16s
[INFO] running `Command { std: "docker" "inspect" "adf1d0e38c7be5354623a30abff27251867abb71f5bfd0e7c3db80287712a3c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adf1d0e38c7be5354623a30abff27251867abb71f5bfd0e7c3db80287712a3c9", kill_on_drop: false }`
[INFO] [stdout] adf1d0e38c7be5354623a30abff27251867abb71f5bfd0e7c3db80287712a3c9