[INFO] cloning repository https://github.com/NKarpinsky/RustyVM
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/NKarpinsky/RustyVM" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNKarpinsky%2FRustyVM", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNKarpinsky%2FRustyVM'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dcdebee44427bbed90a34c1ea297ed8e018cda99
[INFO] checking NKarpinsky/RustyVM 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%2FNKarpinsky%2FRustyVM" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/NKarpinsky/RustyVM
[INFO] finished tweaking git repo https://github.com/NKarpinsky/RustyVM
[INFO] tweaked toml for git repo https://github.com/NKarpinsky/RustyVM written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/NKarpinsky/RustyVM 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/NKarpinsky/RustyVM 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] e1502460542842f9d2db020c18815b8662eedf5d38a9bed9f67cc73766283361
[INFO] running `Command { std: "docker" "start" "-a" "e1502460542842f9d2db020c18815b8662eedf5d38a9bed9f67cc73766283361", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1502460542842f9d2db020c18815b8662eedf5d38a9bed9f67cc73766283361", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1502460542842f9d2db020c18815b8662eedf5d38a9bed9f67cc73766283361", kill_on_drop: false }`
[INFO] [stdout] e1502460542842f9d2db020c18815b8662eedf5d38a9bed9f67cc73766283361
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 05d95cb2eb6efd7d0512cdf577493dfc769e0cb86e6809fde849ff32c5e5983f
[INFO] running `Command { std: "docker" "start" "-a" "05d95cb2eb6efd7d0512cdf577493dfc769e0cb86e6809fde849ff32c5e5983f", kill_on_drop: false }`
[INFO] [stderr]     Checking RustyVM v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `rax` should have an upper camel case name
[INFO] [stdout]   --> src/vm/bytecode.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     rax,
[INFO] [stdout]    |     ^^^ help: convert the identifier to upper camel case: `Rax`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `rbx` should have an upper camel case name
[INFO] [stdout]   --> src/vm/bytecode.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 |     rbx,
[INFO] [stdout]    |     ^^^ help: convert the identifier to upper camel case: `Rbx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `rcx` should have an upper camel case name
[INFO] [stdout]   --> src/vm/bytecode.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     rcx,
[INFO] [stdout]    |     ^^^ help: convert the identifier to upper camel case: `Rcx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `rdx` should have an upper camel case name
[INFO] [stdout]   --> src/vm/bytecode.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     rdx,
[INFO] [stdout]    |     ^^^ help: convert the identifier to upper camel case: `Rdx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `rdi` should have an upper camel case name
[INFO] [stdout]   --> src/vm/bytecode.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     rdi,
[INFO] [stdout]    |     ^^^ help: convert the identifier to upper camel case: `Rdi`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `rsi` should have an upper camel case name
[INFO] [stdout]   --> src/vm/bytecode.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     rsi,
[INFO] [stdout]    |     ^^^ help: convert the identifier to upper camel case: `Rsi`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `rbp` should have an upper camel case name
[INFO] [stdout]   --> src/vm/bytecode.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 68 |     rbp,
[INFO] [stdout]    |     ^^^ help: convert the identifier to upper camel case: `Rbp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `rsp` should have an upper camel case name
[INFO] [stdout]   --> src/vm/bytecode.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 69 |     rsp,
[INFO] [stdout]    |     ^^^ help: convert the identifier to upper camel case: `Rsp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `rip` should have an upper camel case name
[INFO] [stdout]   --> src/vm/bytecode.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 |     rip,
[INFO] [stdout]    |     ^^^ help: convert the identifier to upper camel case: `Rip`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/vm/interrupt.rs:4:25
[INFO] [stdout]   |
[INFO] [stdout] 4 |     use std::io::{self, Read};
[INFO] [stdout]   |                         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bytecode`
[INFO] [stdout]   --> src/vm/bytecode.rs:94:13
[INFO] [stdout]    |
[INFO] [stdout] 94 |         let bytecode = vm.mem.load_u8(rip).unwrap();
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bytecode`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]   --> src/vm/mod.rs:93:13
[INFO] [stdout]    |
[INFO] [stdout] 93 |         let result = file.read_to_end(&mut buf)?;
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_shellcode` is never used
[INFO] [stdout]   --> src/vm/mod.rs:69:12
[INFO] [stdout]    |
[INFO] [stdout] 67 | impl VirtualMachine {
[INFO] [stdout]    | ------------------- associated function in this implementation
[INFO] [stdout] 68 |
[INFO] [stdout] 69 |     pub fn from_shellcode(shellcode: &[u8]) -> Result<VirtualMachine, Box<dyn Error>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `rax`, `rbx`, `rdx`, and `rbp` are never constructed
[INFO] [stdout]   --> src/vm/bytecode.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub enum SpecicalRegisters {
[INFO] [stdout]    |          ----------------- variants in this enum
[INFO] [stdout] 62 |     rax,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 63 |     rbx,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 64 |     rcx,
[INFO] [stdout] 65 |     rdx,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |     rbp,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `load_u16`, `load_u32`, `store_u8`, `store_u16`, `store_u32`, and `dealloc` are never used
[INFO] [stdout]   --> src/vm/memory_manager.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl MemoryManager {
[INFO] [stdout]    | ------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn load_u16(&mut self, address: usize) -> Result<u16, ()> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub fn load_u32(&mut self, address: usize) -> Result<u32, ()> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |     pub fn store_u8(&mut self, address: usize, value: u8) -> Result<usize, ()> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |     pub fn store_u16(&mut self, address: usize, value: u16) -> Result<usize, ()> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 73 |     pub fn store_u32(&mut self, address: usize, value: u32) -> Result<usize, ()> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 99 |     pub fn dealloc(&mut self, base: usize) -> Result<(), &str> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/vm/mod.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 |         vm.mem.store(base_address, shellcode);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let _ = vm.mem.store(base_address, shellcode);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/vm/mod.rs:110:17
[INFO] [stdout]     |
[INFO] [stdout] 110 |                 mem.store(base_address, &buf[offset..offset+size]);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 110 |                 let _ = mem.store(base_address, &buf[offset..offset+size]);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:131:31
[INFO] [stdout]     |
[INFO] [stdout] 131 |         let reg1_num: usize = vm.mem.load_u8(rip + 1).unwrap().try_into().unwrap();
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:132:31
[INFO] [stdout]     |
[INFO] [stdout] 132 |         let reg2_num: usize = vm.mem.load_u8(rip + 2).unwrap().try_into().unwrap();
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:145:31
[INFO] [stdout]     |
[INFO] [stdout] 145 |         let reg1_num: usize = vm.mem.load_u8(rip + 1).unwrap().try_into().unwrap();
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:146:31
[INFO] [stdout]     |
[INFO] [stdout] 146 |         let reg2_num: usize = vm.mem.load_u8(rip + 2).unwrap().try_into().unwrap();
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:208:35
[INFO] [stdout]     |
[INFO] [stdout] 208 |             let reg1_num: usize = vm.mem.load_u8(rip + 1).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:209:35
[INFO] [stdout]     |
[INFO] [stdout] 209 |             let reg2_num: usize = vm.mem.load_u8(rip + 2).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:214:35
[INFO] [stdout]     |
[INFO] [stdout] 214 |             let reg1_num: usize = vm.mem.load_u8(rip + 1).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:236:35
[INFO] [stdout]     |
[INFO] [stdout] 236 |             let reg1_num: usize = vm.mem.load_u8(rip + 1).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:237:35
[INFO] [stdout]     |
[INFO] [stdout] 237 |             let reg2_num: usize = vm.mem.load_u8(rip + 2).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:242:35
[INFO] [stdout]     |
[INFO] [stdout] 242 |             let reg1_num: usize = vm.mem.load_u8(rip + 1).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:264:35
[INFO] [stdout]     |
[INFO] [stdout] 264 |             let reg1_num: usize = vm.mem.load_u8(rip + 1).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:265:35
[INFO] [stdout]     |
[INFO] [stdout] 265 |             let reg2_num: usize = vm.mem.load_u8(rip + 2).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:270:35
[INFO] [stdout]     |
[INFO] [stdout] 270 |             let reg1_num: usize = vm.mem.load_u8(rip + 1).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:292:35
[INFO] [stdout]     |
[INFO] [stdout] 292 |             let reg1_num: usize = vm.mem.load_u8(rip + 1).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:293:35
[INFO] [stdout]     |
[INFO] [stdout] 293 |             let reg2_num: usize = vm.mem.load_u8(rip + 2).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:298:35
[INFO] [stdout]     |
[INFO] [stdout] 298 |             let reg1_num: usize = vm.mem.load_u8(rip + 1).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:320:35
[INFO] [stdout]     |
[INFO] [stdout] 320 |             let reg1_num: usize = vm.mem.load_u8(rip + 1).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:321:35
[INFO] [stdout]     |
[INFO] [stdout] 321 |             let reg2_num: usize = vm.mem.load_u8(rip + 2).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:326:35
[INFO] [stdout]     |
[INFO] [stdout] 326 |             let reg1_num: usize = vm.mem.load_u8(rip + 1).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:348:35
[INFO] [stdout]     |
[INFO] [stdout] 348 |             let reg1_num: usize = vm.mem.load_u8(rip + 1).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:349:35
[INFO] [stdout]     |
[INFO] [stdout] 349 |             let reg2_num: usize = vm.mem.load_u8(rip + 2).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:354:35
[INFO] [stdout]     |
[INFO] [stdout] 354 |             let reg1_num: usize = vm.mem.load_u8(rip + 1).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:376:35
[INFO] [stdout]     |
[INFO] [stdout] 376 |             let reg1_num: usize = vm.mem.load_u8(rip + 1).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:377:35
[INFO] [stdout]     |
[INFO] [stdout] 377 |             let reg2_num: usize = vm.mem.load_u8(rip + 2).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:382:35
[INFO] [stdout]     |
[INFO] [stdout] 382 |             let reg1_num: usize = vm.mem.load_u8(rip + 1).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:404:35
[INFO] [stdout]     |
[INFO] [stdout] 404 |             let reg1_num: usize = vm.mem.load_u8(rip + 1).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:405:35
[INFO] [stdout]     |
[INFO] [stdout] 405 |             let reg2_num: usize = vm.mem.load_u8(rip + 2).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:410:35
[INFO] [stdout]     |
[INFO] [stdout] 410 |             let reg1_num: usize = vm.mem.load_u8(rip + 1).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:432:35
[INFO] [stdout]     |
[INFO] [stdout] 432 |             let reg1_num: usize = vm.mem.load_u8(rip + 1).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:433:35
[INFO] [stdout]     |
[INFO] [stdout] 433 |             let reg2_num: usize = vm.mem.load_u8(rip + 2).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:438:35
[INFO] [stdout]     |
[INFO] [stdout] 438 |             let reg1_num: usize = vm.mem.load_u8(rip + 1).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:455:30
[INFO] [stdout]     |
[INFO] [stdout] 455 |         let reg_num: usize = vm.mem.load_u8(rip + 1).unwrap().try_into().unwrap(); // two flag bits of NOT instruction can be any
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/vm/interrupt.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |         io::stdin().read_line(&mut buf);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 17 |         let _ = io::stdin().read_line(&mut buf);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/vm/interrupt.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |         vm.mem.store(dest_address, buf[..count].as_bytes()); 
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 18 |         let _ = vm.mem.store(dest_address, buf[..count].as_bytes()); 
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `rax` should have an upper camel case name
[INFO] [stdout]   --> src/vm/bytecode.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     rax,
[INFO] [stdout]    |     ^^^ help: convert the identifier to upper camel case: `Rax`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `rbx` should have an upper camel case name
[INFO] [stdout]   --> src/vm/bytecode.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 |     rbx,
[INFO] [stdout]    |     ^^^ help: convert the identifier to upper camel case: `Rbx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `rcx` should have an upper camel case name
[INFO] [stdout]   --> src/vm/bytecode.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     rcx,
[INFO] [stdout]    |     ^^^ help: convert the identifier to upper camel case: `Rcx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `rdx` should have an upper camel case name
[INFO] [stdout]   --> src/vm/bytecode.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     rdx,
[INFO] [stdout]    |     ^^^ help: convert the identifier to upper camel case: `Rdx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `rdi` should have an upper camel case name
[INFO] [stdout]   --> src/vm/bytecode.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     rdi,
[INFO] [stdout]    |     ^^^ help: convert the identifier to upper camel case: `Rdi`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `rsi` should have an upper camel case name
[INFO] [stdout]   --> src/vm/bytecode.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     rsi,
[INFO] [stdout]    |     ^^^ help: convert the identifier to upper camel case: `Rsi`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `rbp` should have an upper camel case name
[INFO] [stdout]   --> src/vm/bytecode.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 68 |     rbp,
[INFO] [stdout]    |     ^^^ help: convert the identifier to upper camel case: `Rbp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `rsp` should have an upper camel case name
[INFO] [stdout]   --> src/vm/bytecode.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 69 |     rsp,
[INFO] [stdout]    |     ^^^ help: convert the identifier to upper camel case: `Rsp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `rip` should have an upper camel case name
[INFO] [stdout]   --> src/vm/bytecode.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 |     rip,
[INFO] [stdout]    |     ^^^ help: convert the identifier to upper camel case: `Rip`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/vm/interrupt.rs:4:25
[INFO] [stdout]   |
[INFO] [stdout] 4 |     use std::io::{self, Read};
[INFO] [stdout]   |                         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::result`
[INFO] [stdout]  --> src/tests.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     use std::result;
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rsp`
[INFO] [stdout]   --> src/tests.rs:61:55
[INFO] [stdout]    |
[INFO] [stdout] 61 |     use crate::vm::bytecode::SpecicalRegisters::{rip, rsp};
[INFO] [stdout]    |                                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `RustyVM` (bin "RustyVM") due to 32 previous errors; 19 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `bytecode`
[INFO] [stdout]   --> src/vm/bytecode.rs:94:13
[INFO] [stdout]    |
[INFO] [stdout] 94 |         let bytecode = vm.mem.load_u8(rip).unwrap();
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bytecode`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]   --> src/vm/mod.rs:93:13
[INFO] [stdout]    |
[INFO] [stdout] 93 |         let result = file.read_to_end(&mut buf)?;
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `rax`, `rbx`, `rdx`, and `rbp` are never constructed
[INFO] [stdout]   --> src/vm/bytecode.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub enum SpecicalRegisters {
[INFO] [stdout]    |          ----------------- variants in this enum
[INFO] [stdout] 62 |     rax,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 63 |     rbx,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 64 |     rcx,
[INFO] [stdout] 65 |     rdx,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |     rbp,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `store_u8`, `store_u16`, `store_u32`, and `dealloc` are never used
[INFO] [stdout]   --> src/vm/memory_manager.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl MemoryManager {
[INFO] [stdout]    | ------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 63 |     pub fn store_u8(&mut self, address: usize, value: u8) -> Result<usize, ()> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |     pub fn store_u16(&mut self, address: usize, value: u16) -> Result<usize, ()> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 73 |     pub fn store_u32(&mut self, address: usize, value: u32) -> Result<usize, ()> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 99 |     pub fn dealloc(&mut self, base: usize) -> Result<(), &str> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/vm/mod.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 |         vm.mem.store(base_address, shellcode);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let _ = vm.mem.store(base_address, shellcode);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/vm/mod.rs:110:17
[INFO] [stdout]     |
[INFO] [stdout] 110 |                 mem.store(base_address, &buf[offset..offset+size]);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 110 |                 let _ = mem.store(base_address, &buf[offset..offset+size]);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:131:31
[INFO] [stdout]     |
[INFO] [stdout] 131 |         let reg1_num: usize = vm.mem.load_u8(rip + 1).unwrap().try_into().unwrap();
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:132:31
[INFO] [stdout]     |
[INFO] [stdout] 132 |         let reg2_num: usize = vm.mem.load_u8(rip + 2).unwrap().try_into().unwrap();
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:145:31
[INFO] [stdout]     |
[INFO] [stdout] 145 |         let reg1_num: usize = vm.mem.load_u8(rip + 1).unwrap().try_into().unwrap();
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:146:31
[INFO] [stdout]     |
[INFO] [stdout] 146 |         let reg2_num: usize = vm.mem.load_u8(rip + 2).unwrap().try_into().unwrap();
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:208:35
[INFO] [stdout]     |
[INFO] [stdout] 208 |             let reg1_num: usize = vm.mem.load_u8(rip + 1).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:209:35
[INFO] [stdout]     |
[INFO] [stdout] 209 |             let reg2_num: usize = vm.mem.load_u8(rip + 2).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:214:35
[INFO] [stdout]     |
[INFO] [stdout] 214 |             let reg1_num: usize = vm.mem.load_u8(rip + 1).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:236:35
[INFO] [stdout]     |
[INFO] [stdout] 236 |             let reg1_num: usize = vm.mem.load_u8(rip + 1).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:237:35
[INFO] [stdout]     |
[INFO] [stdout] 237 |             let reg2_num: usize = vm.mem.load_u8(rip + 2).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:242:35
[INFO] [stdout]     |
[INFO] [stdout] 242 |             let reg1_num: usize = vm.mem.load_u8(rip + 1).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:264:35
[INFO] [stdout]     |
[INFO] [stdout] 264 |             let reg1_num: usize = vm.mem.load_u8(rip + 1).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:265:35
[INFO] [stdout]     |
[INFO] [stdout] 265 |             let reg2_num: usize = vm.mem.load_u8(rip + 2).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:270:35
[INFO] [stdout]     |
[INFO] [stdout] 270 |             let reg1_num: usize = vm.mem.load_u8(rip + 1).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:292:35
[INFO] [stdout]     |
[INFO] [stdout] 292 |             let reg1_num: usize = vm.mem.load_u8(rip + 1).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:293:35
[INFO] [stdout]     |
[INFO] [stdout] 293 |             let reg2_num: usize = vm.mem.load_u8(rip + 2).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:298:35
[INFO] [stdout]     |
[INFO] [stdout] 298 |             let reg1_num: usize = vm.mem.load_u8(rip + 1).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:320:35
[INFO] [stdout]     |
[INFO] [stdout] 320 |             let reg1_num: usize = vm.mem.load_u8(rip + 1).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:321:35
[INFO] [stdout]     |
[INFO] [stdout] 321 |             let reg2_num: usize = vm.mem.load_u8(rip + 2).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:326:35
[INFO] [stdout]     |
[INFO] [stdout] 326 |             let reg1_num: usize = vm.mem.load_u8(rip + 1).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:348:35
[INFO] [stdout]     |
[INFO] [stdout] 348 |             let reg1_num: usize = vm.mem.load_u8(rip + 1).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:349:35
[INFO] [stdout]     |
[INFO] [stdout] 349 |             let reg2_num: usize = vm.mem.load_u8(rip + 2).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:354:35
[INFO] [stdout]     |
[INFO] [stdout] 354 |             let reg1_num: usize = vm.mem.load_u8(rip + 1).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:376:35
[INFO] [stdout]     |
[INFO] [stdout] 376 |             let reg1_num: usize = vm.mem.load_u8(rip + 1).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:377:35
[INFO] [stdout]     |
[INFO] [stdout] 377 |             let reg2_num: usize = vm.mem.load_u8(rip + 2).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:382:35
[INFO] [stdout]     |
[INFO] [stdout] 382 |             let reg1_num: usize = vm.mem.load_u8(rip + 1).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:404:35
[INFO] [stdout]     |
[INFO] [stdout] 404 |             let reg1_num: usize = vm.mem.load_u8(rip + 1).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:405:35
[INFO] [stdout]     |
[INFO] [stdout] 405 |             let reg2_num: usize = vm.mem.load_u8(rip + 2).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:410:35
[INFO] [stdout]     |
[INFO] [stdout] 410 |             let reg1_num: usize = vm.mem.load_u8(rip + 1).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:432:35
[INFO] [stdout]     |
[INFO] [stdout] 432 |             let reg1_num: usize = vm.mem.load_u8(rip + 1).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:433:35
[INFO] [stdout]     |
[INFO] [stdout] 433 |             let reg2_num: usize = vm.mem.load_u8(rip + 2).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:438:35
[INFO] [stdout]     |
[INFO] [stdout] 438 |             let reg1_num: usize = vm.mem.load_u8(rip + 1).unwrap().try_into().unwrap();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/vm/bytecode.rs:455:30
[INFO] [stdout]     |
[INFO] [stdout] 455 |         let reg_num: usize = vm.mem.load_u8(rip + 1).unwrap().try_into().unwrap(); // two flag bits of NOT instruction can be any
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/vm/interrupt.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |         io::stdin().read_line(&mut buf);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 17 |         let _ = io::stdin().read_line(&mut buf);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/vm/interrupt.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |         vm.mem.store(dest_address, buf[..count].as_bytes()); 
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 18 |         let _ = vm.mem.store(dest_address, buf[..count].as_bytes()); 
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/tests.rs:69:9
[INFO] [stdout]    |
[INFO] [stdout] 69 |         File::open(program_path).unwrap().read_to_end(&mut shellcode);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 69 |         let _ = File::open(program_path).unwrap().read_to_end(&mut shellcode);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/tests.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 84 |         File::open(program_path).unwrap().read_to_end(&mut shellcode);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 84 |         let _ = File::open(program_path).unwrap().read_to_end(&mut shellcode);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/tests.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 100 |         File::open(program_path).unwrap().read_to_end(&mut shellcode);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 100 |         let _ = File::open(program_path).unwrap().read_to_end(&mut shellcode);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/tests.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 |         File::open(program_path).unwrap().read_to_end(&mut shellcode);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 117 |         let _ = File::open(program_path).unwrap().read_to_end(&mut shellcode);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/tests.rs:134:9
[INFO] [stdout]     |
[INFO] [stdout] 134 |         File::open(program_path).unwrap().read_to_end(&mut shellcode);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 134 |         let _ = File::open(program_path).unwrap().read_to_end(&mut shellcode);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/tests.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 |         File::open(program_path).unwrap().read_to_end(&mut shellcode);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 150 |         let _ = File::open(program_path).unwrap().read_to_end(&mut shellcode);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `RustyVM` (bin "RustyVM" test) due to 32 previous errors; 26 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "05d95cb2eb6efd7d0512cdf577493dfc769e0cb86e6809fde849ff32c5e5983f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05d95cb2eb6efd7d0512cdf577493dfc769e0cb86e6809fde849ff32c5e5983f", kill_on_drop: false }`
[INFO] [stdout] 05d95cb2eb6efd7d0512cdf577493dfc769e0cb86e6809fde849ff32c5e5983f