[INFO] updating cached repository https://github.com/yoo2001818/rust-8086
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9fbf118c5ce50759d79c48adbf643f4dc882f6ef
[INFO] testing yoo2001818/rust-8086 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoo2001818%2Frust-8086" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yoo2001818/rust-8086 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yoo2001818/rust-8086
[INFO] finished tweaking git repo https://github.com/yoo2001818/rust-8086
[INFO] tweaked toml for git repo https://github.com/yoo2001818/rust-8086 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/yoo2001818/rust-8086 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d4d3841b6836ee8ba7b3e6e6964fe0964edf38e048fee90c85a1f373d16fc63
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8d4d3841b6836ee8ba7b3e6e6964fe0964edf38e048fee90c85a1f373d16fc63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d4d3841b6836ee8ba7b3e6e6964fe0964edf38e048fee90c85a1f373d16fc63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d4d3841b6836ee8ba7b3e6e6964fe0964edf38e048fee90c85a1f373d16fc63", kill_on_drop: false }`
[INFO] [stdout] 8d4d3841b6836ee8ba7b3e6e6964fe0964edf38e048fee90c85a1f373d16fc63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41914894566db1ade2fc180f2ef4c015682bd3aac442aa0249d2d58dc9126486
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "41914894566db1ade2fc180f2ef4c015682bd3aac442aa0249d2d58dc9126486", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-8086 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/i8086/register.rs:139:7
[INFO] [stdout]     |
[INFO] [stdout] 139 |       _ => 0,
[INFO] [stdout]     |       ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/i8086/register.rs:152:7
[INFO] [stdout]     |
[INFO] [stdout] 152 |       _ => (),
[INFO] [stdout]     |       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ah` is never read
[INFO] [stdout]    --> src/i8086/op_exec.rs:637:11
[INFO] [stdout]     |
[INFO] [stdout] 637 |       let mut ah = (cpu.register.ax >> 8) & 0xff;
[INFO] [stdout]     |           ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]    --> src/i8086/op_exec.rs:894:16
[INFO] [stdout]     |
[INFO] [stdout] 894 |       Op::Movs(size) => {},
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]    --> src/i8086/op_exec.rs:895:16
[INFO] [stdout]     |
[INFO] [stdout] 895 |       Op::Cmps(size) => {},
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]    --> src/i8086/op_exec.rs:896:16
[INFO] [stdout]     |
[INFO] [stdout] 896 |       Op::Scas(size) => {},
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]    --> src/i8086/op_exec.rs:897:16
[INFO] [stdout]     |
[INFO] [stdout] 897 |       Op::Lods(size) => {},
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]    --> src/i8086/op_exec.rs:898:16
[INFO] [stdout]     |
[INFO] [stdout] 898 |       Op::Stos(size) => {},
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `code`
[INFO] [stdout]     --> src/i8086/op_exec.rs:1017:15
[INFO] [stdout]      |
[INFO] [stdout] 1017 |       Op::Esc(code, operand) => {},
[INFO] [stdout]      |               ^^^^ help: if this is intentional, prefix it with an underscore: `_code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `operand`
[INFO] [stdout]     --> src/i8086/op_exec.rs:1017:21
[INFO] [stdout]      |
[INFO] [stdout] 1017 |       Op::Esc(code, operand) => {},
[INFO] [stdout]      |                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_operand`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `cache`
[INFO] [stdout]   --> src/mem/paged.rs:29:3
[INFO] [stdout]    |
[INFO] [stdout] 29 |   cache: usize,
[INFO] [stdout]    |   ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_value`
[INFO] [stdout]   --> src/i8086/op.rs:66:6
[INFO] [stdout]    |
[INFO] [stdout] 66 |   fn to_value(&self) -> u8 {
[INFO] [stdout]    |      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INT_OF`
[INFO] [stdout]   --> src/i8086/op_exec.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | const INT_OF: u8 = 0x4;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INT_BR`
[INFO] [stdout]   --> src/i8086/op_exec.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | const INT_BR: u8 = 0x5;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INT_UD`
[INFO] [stdout]   --> src/i8086/op_exec.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | const INT_UD: u8 = 0x6;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INT_DF`
[INFO] [stdout]   --> src/i8086/op_exec.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | const INT_DF: u8 = 0x8;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INT_GP`
[INFO] [stdout]   --> src/i8086/op_exec.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | const INT_GP: u8 = 0xd;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INT_MF`
[INFO] [stdout]   --> src/i8086/op_exec.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | const INT_MF: u8 = 0x10;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/i8086/register.rs:139:7
[INFO] [stdout]     |
[INFO] [stdout] 139 |       _ => 0,
[INFO] [stdout]     |       ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/i8086/register.rs:152:7
[INFO] [stdout]     |
[INFO] [stdout] 152 |       _ => (),
[INFO] [stdout]     |       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ah` is never read
[INFO] [stdout]    --> src/i8086/op_exec.rs:637:11
[INFO] [stdout]     |
[INFO] [stdout] 637 |       let mut ah = (cpu.register.ax >> 8) & 0xff;
[INFO] [stdout]     |           ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]    --> src/i8086/op_exec.rs:894:16
[INFO] [stdout]     |
[INFO] [stdout] 894 |       Op::Movs(size) => {},
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]    --> src/i8086/op_exec.rs:895:16
[INFO] [stdout]     |
[INFO] [stdout] 895 |       Op::Cmps(size) => {},
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]    --> src/i8086/op_exec.rs:896:16
[INFO] [stdout]     |
[INFO] [stdout] 896 |       Op::Scas(size) => {},
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]    --> src/i8086/op_exec.rs:897:16
[INFO] [stdout]     |
[INFO] [stdout] 897 |       Op::Lods(size) => {},
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]    --> src/i8086/op_exec.rs:898:16
[INFO] [stdout]     |
[INFO] [stdout] 898 |       Op::Stos(size) => {},
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `code`
[INFO] [stdout]     --> src/i8086/op_exec.rs:1017:15
[INFO] [stdout]      |
[INFO] [stdout] 1017 |       Op::Esc(code, operand) => {},
[INFO] [stdout]      |               ^^^^ help: if this is intentional, prefix it with an underscore: `_code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `operand`
[INFO] [stdout]     --> src/i8086/op_exec.rs:1017:21
[INFO] [stdout]      |
[INFO] [stdout] 1017 |       Op::Esc(code, operand) => {},
[INFO] [stdout]      |                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_operand`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/mem/callback.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 |   pub fn new(
[INFO] [stdout]   |          ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/mem/paged.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 |   pub fn new(
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `cache`
[INFO] [stdout]   --> src/mem/paged.rs:29:3
[INFO] [stdout]    |
[INFO] [stdout] 29 |   cache: usize,
[INFO] [stdout]    |   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/mem/paged.rs:34:10
[INFO] [stdout]    |
[INFO] [stdout] 34 |   pub fn new() -> PagedMemory {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `insert_page`
[INFO] [stdout]   --> src/mem/paged.rs:40:10
[INFO] [stdout]    |
[INFO] [stdout] 40 |   pub fn insert_page(&mut self, entry: PagedMemorySegment) -> () {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove_page`
[INFO] [stdout]   --> src/mem/paged.rs:43:10
[INFO] [stdout]    |
[INFO] [stdout] 43 |   pub fn remove_page(&mut self, start: usize) -> bool {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `jmp`
[INFO] [stdout]   --> src/i8086/cpu.rs:44:10
[INFO] [stdout]    |
[INFO] [stdout] 44 |   pub fn jmp(&mut self, seg: u16, addr: u16) -> () {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `hlt`
[INFO] [stdout]   --> src/i8086/cpu.rs:49:10
[INFO] [stdout]    |
[INFO] [stdout] 49 |   pub fn hlt(&mut self) -> () {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `unhlt`
[INFO] [stdout]   --> src/i8086/cpu.rs:53:10
[INFO] [stdout]    |
[INFO] [stdout] 53 |   pub fn unhlt(&mut self) -> () {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `run`
[INFO] [stdout]   --> src/i8086/cpu.rs:57:10
[INFO] [stdout]    |
[INFO] [stdout] 57 |   pub fn run(&mut self) -> () {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_value`
[INFO] [stdout]   --> src/i8086/op.rs:66:6
[INFO] [stdout]    |
[INFO] [stdout] 66 |   fn to_value(&self) -> u8 {
[INFO] [stdout]    |      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Cmps`
[INFO] [stdout]    --> src/i8086/op.rs:271:3
[INFO] [stdout]     |
[INFO] [stdout] 271 |   Cmps(OpSize),
[INFO] [stdout]     |   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INT_OF`
[INFO] [stdout]   --> src/i8086/op_exec.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | const INT_OF: u8 = 0x4;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INT_BR`
[INFO] [stdout]   --> src/i8086/op_exec.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | const INT_BR: u8 = 0x5;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INT_UD`
[INFO] [stdout]   --> src/i8086/op_exec.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | const INT_UD: u8 = 0x6;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INT_DF`
[INFO] [stdout]   --> src/i8086/op_exec.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | const INT_DF: u8 = 0x8;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INT_GP`
[INFO] [stdout]   --> src/i8086/op_exec.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | const INT_GP: u8 = 0xd;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INT_MF`
[INFO] [stdout]   --> src/i8086/op_exec.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | const INT_MF: u8 = 0x10;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 28 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.40s
[INFO] running `Command { std: "docker" "inspect" "41914894566db1ade2fc180f2ef4c015682bd3aac442aa0249d2d58dc9126486", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41914894566db1ade2fc180f2ef4c015682bd3aac442aa0249d2d58dc9126486", kill_on_drop: false }`
[INFO] [stdout] 41914894566db1ade2fc180f2ef4c015682bd3aac442aa0249d2d58dc9126486
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--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] f427ba6d08724b04c20de4f4d6c8ec7a820ceb6dcc0166f7ddeb85bedf9692fe
[INFO] running `Command { std: "docker" "start" "-a" "f427ba6d08724b04c20de4f4d6c8ec7a820ceb6dcc0166f7ddeb85bedf9692fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-8086 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/i8086/register.rs:139:7
[INFO] [stdout]     |
[INFO] [stdout] 139 |       _ => 0,
[INFO] [stdout]     |       ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/i8086/register.rs:152:7
[INFO] [stdout]     |
[INFO] [stdout] 152 |       _ => (),
[INFO] [stdout]     |       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ah` is never read
[INFO] [stdout]    --> src/i8086/op_exec.rs:637:11
[INFO] [stdout]     |
[INFO] [stdout] 637 |       let mut ah = (cpu.register.ax >> 8) & 0xff;
[INFO] [stdout]     |           ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]    --> src/i8086/op_exec.rs:894:16
[INFO] [stdout]     |
[INFO] [stdout] 894 |       Op::Movs(size) => {},
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]    --> src/i8086/op_exec.rs:895:16
[INFO] [stdout]     |
[INFO] [stdout] 895 |       Op::Cmps(size) => {},
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]    --> src/i8086/op_exec.rs:896:16
[INFO] [stdout]     |
[INFO] [stdout] 896 |       Op::Scas(size) => {},
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]    --> src/i8086/op_exec.rs:897:16
[INFO] [stdout]     |
[INFO] [stdout] 897 |       Op::Lods(size) => {},
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]    --> src/i8086/op_exec.rs:898:16
[INFO] [stdout]     |
[INFO] [stdout] 898 |       Op::Stos(size) => {},
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `code`
[INFO] [stdout]     --> src/i8086/op_exec.rs:1017:15
[INFO] [stdout]      |
[INFO] [stdout] 1017 |       Op::Esc(code, operand) => {},
[INFO] [stdout]      |               ^^^^ help: if this is intentional, prefix it with an underscore: `_code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `operand`
[INFO] [stdout]     --> src/i8086/op_exec.rs:1017:21
[INFO] [stdout]      |
[INFO] [stdout] 1017 |       Op::Esc(code, operand) => {},
[INFO] [stdout]      |                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_operand`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `cache`
[INFO] [stdout]   --> src/mem/paged.rs:29:3
[INFO] [stdout]    |
[INFO] [stdout] 29 |   cache: usize,
[INFO] [stdout]    |   ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_value`
[INFO] [stdout]   --> src/i8086/op.rs:66:6
[INFO] [stdout]    |
[INFO] [stdout] 66 |   fn to_value(&self) -> u8 {
[INFO] [stdout]    |      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INT_OF`
[INFO] [stdout]   --> src/i8086/op_exec.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | const INT_OF: u8 = 0x4;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INT_BR`
[INFO] [stdout]   --> src/i8086/op_exec.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | const INT_BR: u8 = 0x5;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INT_UD`
[INFO] [stdout]   --> src/i8086/op_exec.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | const INT_UD: u8 = 0x6;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INT_DF`
[INFO] [stdout]   --> src/i8086/op_exec.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | const INT_DF: u8 = 0x8;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INT_GP`
[INFO] [stdout]   --> src/i8086/op_exec.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | const INT_GP: u8 = 0xd;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INT_MF`
[INFO] [stdout]   --> src/i8086/op_exec.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | const INT_MF: u8 = 0x10;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/i8086/register.rs:139:7
[INFO] [stdout]     |
[INFO] [stdout] 139 |       _ => 0,
[INFO] [stdout]     |       ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/i8086/register.rs:152:7
[INFO] [stdout]     |
[INFO] [stdout] 152 |       _ => (),
[INFO] [stdout]     |       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ah` is never read
[INFO] [stdout]    --> src/i8086/op_exec.rs:637:11
[INFO] [stdout]     |
[INFO] [stdout] 637 |       let mut ah = (cpu.register.ax >> 8) & 0xff;
[INFO] [stdout]     |           ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]    --> src/i8086/op_exec.rs:894:16
[INFO] [stdout]     |
[INFO] [stdout] 894 |       Op::Movs(size) => {},
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]    --> src/i8086/op_exec.rs:895:16
[INFO] [stdout]     |
[INFO] [stdout] 895 |       Op::Cmps(size) => {},
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]    --> src/i8086/op_exec.rs:896:16
[INFO] [stdout]     |
[INFO] [stdout] 896 |       Op::Scas(size) => {},
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]    --> src/i8086/op_exec.rs:897:16
[INFO] [stdout]     |
[INFO] [stdout] 897 |       Op::Lods(size) => {},
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]    --> src/i8086/op_exec.rs:898:16
[INFO] [stdout]     |
[INFO] [stdout] 898 |       Op::Stos(size) => {},
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `code`
[INFO] [stdout]     --> src/i8086/op_exec.rs:1017:15
[INFO] [stdout]      |
[INFO] [stdout] 1017 |       Op::Esc(code, operand) => {},
[INFO] [stdout]      |               ^^^^ help: if this is intentional, prefix it with an underscore: `_code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `operand`
[INFO] [stdout]     --> src/i8086/op_exec.rs:1017:21
[INFO] [stdout]      |
[INFO] [stdout] 1017 |       Op::Esc(code, operand) => {},
[INFO] [stdout]      |                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_operand`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/mem/callback.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 |   pub fn new(
[INFO] [stdout]   |          ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/mem/paged.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 |   pub fn new(
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `cache`
[INFO] [stdout]   --> src/mem/paged.rs:29:3
[INFO] [stdout]    |
[INFO] [stdout] 29 |   cache: usize,
[INFO] [stdout]    |   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/mem/paged.rs:34:10
[INFO] [stdout]    |
[INFO] [stdout] 34 |   pub fn new() -> PagedMemory {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `insert_page`
[INFO] [stdout]   --> src/mem/paged.rs:40:10
[INFO] [stdout]    |
[INFO] [stdout] 40 |   pub fn insert_page(&mut self, entry: PagedMemorySegment) -> () {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove_page`
[INFO] [stdout]   --> src/mem/paged.rs:43:10
[INFO] [stdout]    |
[INFO] [stdout] 43 |   pub fn remove_page(&mut self, start: usize) -> bool {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `jmp`
[INFO] [stdout]   --> src/i8086/cpu.rs:44:10
[INFO] [stdout]    |
[INFO] [stdout] 44 |   pub fn jmp(&mut self, seg: u16, addr: u16) -> () {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `hlt`
[INFO] [stdout]   --> src/i8086/cpu.rs:49:10
[INFO] [stdout]    |
[INFO] [stdout] 49 |   pub fn hlt(&mut self) -> () {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `unhlt`
[INFO] [stdout]   --> src/i8086/cpu.rs:53:10
[INFO] [stdout]    |
[INFO] [stdout] 53 |   pub fn unhlt(&mut self) -> () {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `run`
[INFO] [stdout]   --> src/i8086/cpu.rs:57:10
[INFO] [stdout]    |
[INFO] [stdout] 57 |   pub fn run(&mut self) -> () {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_value`
[INFO] [stdout]   --> src/i8086/op.rs:66:6
[INFO] [stdout]    |
[INFO] [stdout] 66 |   fn to_value(&self) -> u8 {
[INFO] [stdout]    |      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Cmps`
[INFO] [stdout]    --> src/i8086/op.rs:271:3
[INFO] [stdout]     |
[INFO] [stdout] 271 |   Cmps(OpSize),
[INFO] [stdout]     |   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INT_OF`
[INFO] [stdout]   --> src/i8086/op_exec.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | const INT_OF: u8 = 0x4;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INT_BR`
[INFO] [stdout]   --> src/i8086/op_exec.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | const INT_BR: u8 = 0x5;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INT_UD`
[INFO] [stdout]   --> src/i8086/op_exec.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | const INT_UD: u8 = 0x6;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INT_DF`
[INFO] [stdout]   --> src/i8086/op_exec.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | const INT_DF: u8 = 0x8;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INT_GP`
[INFO] [stdout]   --> src/i8086/op_exec.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | const INT_GP: u8 = 0xd;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INT_MF`
[INFO] [stdout]   --> src/i8086/op_exec.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | const INT_MF: u8 = 0x10;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 28 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read tests/tests.com: No such file or directory (os error 2)
[INFO] [stdout]    --> tests/cpu.rs:124:19
[INFO] [stdout]     |
[INFO] [stdout] 124 |   let test_data = include_bytes!("tests.com");
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-8086`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/i8086/register.rs:139:7
[INFO] [stdout]     |
[INFO] [stdout] 139 |       _ => 0,
[INFO] [stdout]     |       ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/i8086/register.rs:152:7
[INFO] [stdout]     |
[INFO] [stdout] 152 |       _ => (),
[INFO] [stdout]     |       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/i8086/register.rs:139:7
[INFO] [stdout]     |
[INFO] [stdout] 139 |       _ => 0,
[INFO] [stdout]     |       ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/i8086/register.rs:152:7
[INFO] [stdout]     |
[INFO] [stdout] 152 |       _ => (),
[INFO] [stdout]     |       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ah` is never read
[INFO] [stdout]    --> src/i8086/op_exec.rs:637:11
[INFO] [stdout]     |
[INFO] [stdout] 637 |       let mut ah = (cpu.register.ax >> 8) & 0xff;
[INFO] [stdout]     |           ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ah` is never read
[INFO] [stdout]    --> src/i8086/op_exec.rs:637:11
[INFO] [stdout]     |
[INFO] [stdout] 637 |       let mut ah = (cpu.register.ax >> 8) & 0xff;
[INFO] [stdout]     |           ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]    --> src/i8086/op_exec.rs:894:16
[INFO] [stdout]     |
[INFO] [stdout] 894 |       Op::Movs(size) => {},
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]    --> src/i8086/op_exec.rs:895:16
[INFO] [stdout]     |
[INFO] [stdout] 895 |       Op::Cmps(size) => {},
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]    --> src/i8086/op_exec.rs:896:16
[INFO] [stdout]     |
[INFO] [stdout] 896 |       Op::Scas(size) => {},
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]    --> src/i8086/op_exec.rs:897:16
[INFO] [stdout]     |
[INFO] [stdout] 897 |       Op::Lods(size) => {},
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]    --> src/i8086/op_exec.rs:898:16
[INFO] [stdout]     |
[INFO] [stdout] 898 |       Op::Stos(size) => {},
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `code`
[INFO] [stdout]     --> src/i8086/op_exec.rs:1017:15
[INFO] [stdout]      |
[INFO] [stdout] 1017 |       Op::Esc(code, operand) => {},
[INFO] [stdout]      |               ^^^^ help: if this is intentional, prefix it with an underscore: `_code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `operand`
[INFO] [stdout]     --> src/i8086/op_exec.rs:1017:21
[INFO] [stdout]      |
[INFO] [stdout] 1017 |       Op::Esc(code, operand) => {},
[INFO] [stdout]      |                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_operand`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]    --> src/i8086/op_exec.rs:894:16
[INFO] [stdout]     |
[INFO] [stdout] 894 |       Op::Movs(size) => {},
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]    --> src/i8086/op_exec.rs:895:16
[INFO] [stdout]     |
[INFO] [stdout] 895 |       Op::Cmps(size) => {},
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]    --> src/i8086/op_exec.rs:896:16
[INFO] [stdout]     |
[INFO] [stdout] 896 |       Op::Scas(size) => {},
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]    --> src/i8086/op_exec.rs:897:16
[INFO] [stdout]     |
[INFO] [stdout] 897 |       Op::Lods(size) => {},
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]    --> src/i8086/op_exec.rs:898:16
[INFO] [stdout]     |
[INFO] [stdout] 898 |       Op::Stos(size) => {},
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `code`
[INFO] [stdout]     --> src/i8086/op_exec.rs:1017:15
[INFO] [stdout]      |
[INFO] [stdout] 1017 |       Op::Esc(code, operand) => {},
[INFO] [stdout]      |               ^^^^ help: if this is intentional, prefix it with an underscore: `_code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `operand`
[INFO] [stdout]     --> src/i8086/op_exec.rs:1017:21
[INFO] [stdout]      |
[INFO] [stdout] 1017 |       Op::Esc(code, operand) => {},
[INFO] [stdout]      |                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_operand`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/mem/paged.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 |   pub fn new(
[INFO] [stdout]    |          ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `cache`
[INFO] [stdout]   --> src/mem/paged.rs:29:3
[INFO] [stdout]    |
[INFO] [stdout] 29 |   cache: usize,
[INFO] [stdout]    |   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove_page`
[INFO] [stdout]   --> src/mem/paged.rs:43:10
[INFO] [stdout]    |
[INFO] [stdout] 43 |   pub fn remove_page(&mut self, start: usize) -> bool {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `jmp`
[INFO] [stdout]   --> src/i8086/cpu.rs:44:10
[INFO] [stdout]    |
[INFO] [stdout] 44 |   pub fn jmp(&mut self, seg: u16, addr: u16) -> () {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `hlt`
[INFO] [stdout]   --> src/i8086/cpu.rs:49:10
[INFO] [stdout]    |
[INFO] [stdout] 49 |   pub fn hlt(&mut self) -> () {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `unhlt`
[INFO] [stdout]   --> src/i8086/cpu.rs:53:10
[INFO] [stdout]    |
[INFO] [stdout] 53 |   pub fn unhlt(&mut self) -> () {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `run`
[INFO] [stdout]   --> src/i8086/cpu.rs:57:10
[INFO] [stdout]    |
[INFO] [stdout] 57 |   pub fn run(&mut self) -> () {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_value`
[INFO] [stdout]   --> src/i8086/op.rs:66:6
[INFO] [stdout]    |
[INFO] [stdout] 66 |   fn to_value(&self) -> u8 {
[INFO] [stdout]    |      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Cmps`
[INFO] [stdout]    --> src/i8086/op.rs:271:3
[INFO] [stdout]     |
[INFO] [stdout] 271 |   Cmps(OpSize),
[INFO] [stdout]     |   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INT_OF`
[INFO] [stdout]   --> src/i8086/op_exec.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | const INT_OF: u8 = 0x4;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INT_BR`
[INFO] [stdout]   --> src/i8086/op_exec.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | const INT_BR: u8 = 0x5;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INT_UD`
[INFO] [stdout]   --> src/i8086/op_exec.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | const INT_UD: u8 = 0x6;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INT_DF`
[INFO] [stdout]   --> src/i8086/op_exec.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | const INT_DF: u8 = 0x8;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INT_GP`
[INFO] [stdout]   --> src/i8086/op_exec.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | const INT_GP: u8 = 0xd;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INT_MF`
[INFO] [stdout]   --> src/i8086/op_exec.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | const INT_MF: u8 = 0x10;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `cache`
[INFO] [stdout]   --> src/mem/paged.rs:29:3
[INFO] [stdout]    |
[INFO] [stdout] 29 |   cache: usize,
[INFO] [stdout]    |   ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_value`
[INFO] [stdout]   --> src/i8086/op.rs:66:6
[INFO] [stdout]    |
[INFO] [stdout] 66 |   fn to_value(&self) -> u8 {
[INFO] [stdout]    |      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INT_OF`
[INFO] [stdout]   --> src/i8086/op_exec.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | const INT_OF: u8 = 0x4;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INT_BR`
[INFO] [stdout]   --> src/i8086/op_exec.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | const INT_BR: u8 = 0x5;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INT_UD`
[INFO] [stdout]   --> src/i8086/op_exec.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | const INT_UD: u8 = 0x6;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INT_DF`
[INFO] [stdout]   --> src/i8086/op_exec.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | const INT_DF: u8 = 0x8;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INT_GP`
[INFO] [stdout]   --> src/i8086/op_exec.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | const INT_GP: u8 = 0xd;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INT_MF`
[INFO] [stdout]   --> src/i8086/op_exec.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | const INT_MF: u8 = 0x10;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "f427ba6d08724b04c20de4f4d6c8ec7a820ceb6dcc0166f7ddeb85bedf9692fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f427ba6d08724b04c20de4f4d6c8ec7a820ceb6dcc0166f7ddeb85bedf9692fe", kill_on_drop: false }`
[INFO] [stdout] f427ba6d08724b04c20de4f4d6c8ec7a820ceb6dcc0166f7ddeb85bedf9692fe