[INFO] cloning repository https://github.com/robmerrell/belmont
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/robmerrell/belmont" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobmerrell%2Fbelmont", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobmerrell%2Fbelmont'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bccc5d3d711175ad69903fda155f9712c194c6f1
[INFO] checking robmerrell/belmont against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobmerrell%2Fbelmont" "/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/robmerrell/belmont on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/robmerrell/belmont
[INFO] finished tweaking git repo https://github.com/robmerrell/belmont
[INFO] tweaked toml for git repo https://github.com/robmerrell/belmont written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/robmerrell/belmont already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b4335b2c1b781f1237022ba0689570483677b884f1de6e4406b6c7b2c969234d
[INFO] running `Command { std: "docker" "start" "-a" "b4335b2c1b781f1237022ba0689570483677b884f1de6e4406b6c7b2c969234d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4335b2c1b781f1237022ba0689570483677b884f1de6e4406b6c7b2c969234d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4335b2c1b781f1237022ba0689570483677b884f1de6e4406b6c7b2c969234d", kill_on_drop: false }`
[INFO] [stdout] b4335b2c1b781f1237022ba0689570483677b884f1de6e4406b6c7b2c969234d
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d4b2db9e60ed850114601442dd63878aa58e14f98ca1db7ba75d01af54125244
[INFO] running `Command { std: "docker" "start" "-a" "d4b2db9e60ed850114601442dd63878aa58e14f98ca1db7ba75d01af54125244", kill_on_drop: false }`
[INFO] [stderr]     Checking custom_error v1.3.0
[INFO] [stderr]     Checking belmont v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/cartridge.rs:73:21
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub mapper: Box<mapper::Mapper>,
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^ help: use `dyn`: `dyn mapper::Mapper`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/cartridge.rs:73:21
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub mapper: Box<mapper::Mapper>,
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^ help: use `dyn`: `dyn mapper::Mapper`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/cpu.rs:194:17
[INFO] [stdout]     |
[INFO] [stdout] 193 |                 panic!("unhandled addressing mode");
[INFO] [stdout]     |                 ------------------------------------ any code following this expression is unreachable
[INFO] [stdout] 194 |                 (1, false)
[INFO] [stdout]     |                 ^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/cartridge.rs:111:54
[INFO] [stdout]     |
[INFO] [stdout] 111 |     let zero_prg_data: Vec<u8> = (1..=prg_size).map(|x| 0).collect();
[INFO] [stdout]     |                                                      ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/cartridge.rs:112:54
[INFO] [stdout]     |
[INFO] [stdout] 112 |     let zero_chr_data: Vec<u8> = (1..=chr_size).map(|x| 0).collect();
[INFO] [stdout]     |                                                      ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header_size`
[INFO] [stdout]    --> src/cartridge.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |     let header_size = 16;
[INFO] [stdout]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_header_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `page_crossed`
[INFO] [stdout]    --> src/cpu.rs:164:23
[INFO] [stdout]     |
[INFO] [stdout] 164 |         let (address, page_crossed) = match instructions::INSTRUCTIONS[opcode as usize].addressing_mode {
[INFO] [stdout]     |                       ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_page_crossed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mapper_number`
[INFO] [stdout]  --> src/mapper.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn new(mapper_number: u8) -> impl Mapper {
[INFO] [stdout]   |            ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mapper_number`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/main.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut cartridge = cartridge::parse_ines_rom(String::from("./test_roms/nestest.nes")).unwrap();
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let mut memory = memory::new(cartridge);
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/cpu.rs:194:17
[INFO] [stdout]     |
[INFO] [stdout] 193 |                 panic!("unhandled addressing mode");
[INFO] [stdout]     |                 ------------------------------------ any code following this expression is unreachable
[INFO] [stdout] 194 |                 (1, false)
[INFO] [stdout]     |                 ^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `generate_test_cartridge`
[INFO] [stdout]    --> src/cartridge.rs:106:8
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub fn generate_test_cartridge(header: Header, prg_data: Vec<u8>, chr_data: Vec<u8>) -> Cartridge {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ZeroPageX`
[INFO] [stdout]  --> src/instructions.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     ZeroPageX,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ZeroPageY`
[INFO] [stdout]  --> src/instructions.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     ZeroPageY,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `AbsoluteX`
[INFO] [stdout]  --> src/instructions.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     AbsoluteX,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `AbsoluteY`
[INFO] [stdout]  --> src/instructions.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     AbsoluteY,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Indirect`
[INFO] [stdout]   --> src/instructions.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Indirect,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `IndirectIndexed`
[INFO] [stdout]   --> src/instructions.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     IndirectIndexed,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `lower_bank`
[INFO] [stdout]  --> src/mapper0.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     lower_bank: u8,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/cartridge.rs:111:54
[INFO] [stdout]     |
[INFO] [stdout] 111 |     let zero_prg_data: Vec<u8> = (1..=prg_size).map(|x| 0).collect();
[INFO] [stdout]     |                                                      ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/cartridge.rs:112:54
[INFO] [stdout]     |
[INFO] [stdout] 112 |     let zero_chr_data: Vec<u8> = (1..=chr_size).map(|x| 0).collect();
[INFO] [stdout]     |                                                      ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header_size`
[INFO] [stdout]    --> src/cartridge.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |     let header_size = 16;
[INFO] [stdout]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_header_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `page_crossed`
[INFO] [stdout]    --> src/cpu.rs:164:23
[INFO] [stdout]     |
[INFO] [stdout] 164 |         let (address, page_crossed) = match instructions::INSTRUCTIONS[opcode as usize].addressing_mode {
[INFO] [stdout]     |                       ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_page_crossed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mapper_number`
[INFO] [stdout]  --> src/mapper.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn new(mapper_number: u8) -> impl Mapper {
[INFO] [stdout]   |            ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mapper_number`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/main.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut cartridge = cartridge::parse_ines_rom(String::from("./test_roms/nestest.nes")).unwrap();
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let mut memory = memory::new(cartridge);
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ZeroPageX`
[INFO] [stdout]  --> src/instructions.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     ZeroPageX,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ZeroPageY`
[INFO] [stdout]  --> src/instructions.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     ZeroPageY,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `AbsoluteX`
[INFO] [stdout]  --> src/instructions.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     AbsoluteX,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `AbsoluteY`
[INFO] [stdout]  --> src/instructions.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     AbsoluteY,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Indirect`
[INFO] [stdout]   --> src/instructions.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Indirect,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `IndirectIndexed`
[INFO] [stdout]   --> src/instructions.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     IndirectIndexed,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `lower_bank`
[INFO] [stdout]  --> src/mapper0.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     lower_bank: u8,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.63s
[INFO] running `Command { std: "docker" "inspect" "d4b2db9e60ed850114601442dd63878aa58e14f98ca1db7ba75d01af54125244", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4b2db9e60ed850114601442dd63878aa58e14f98ca1db7ba75d01af54125244", kill_on_drop: false }`
[INFO] [stdout] d4b2db9e60ed850114601442dd63878aa58e14f98ca1db7ba75d01af54125244