[INFO] cloning repository https://github.com/Immortalin/lc3_vm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Immortalin/lc3_vm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FImmortalin%2Flc3_vm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FImmortalin%2Flc3_vm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 62b6b2e5229f56d61a5290b2edd5d56992a2a456
[INFO] checking Immortalin/lc3_vm against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FImmortalin%2Flc3_vm" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Immortalin/lc3_vm
[INFO] finished tweaking git repo https://github.com/Immortalin/lc3_vm
[INFO] tweaked toml for git repo https://github.com/Immortalin/lc3_vm written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Immortalin/lc3_vm on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Immortalin/lc3_vm 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 41caef0509b69db17e5ca9c018e6ad3938e8fd6d52ca2028f7f8bf9402cf5fc1
[INFO] running `Command { std: "docker" "start" "-a" "41caef0509b69db17e5ca9c018e6ad3938e8fd6d52ca2028f7f8bf9402cf5fc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41caef0509b69db17e5ca9c018e6ad3938e8fd6d52ca2028f7f8bf9402cf5fc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41caef0509b69db17e5ca9c018e6ad3938e8fd6d52ca2028f7f8bf9402cf5fc1", kill_on_drop: false }`
[INFO] [stdout] 41caef0509b69db17e5ca9c018e6ad3938e8fd6d52ca2028f7f8bf9402cf5fc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d112d0dc53dbc63549bd3cd23a0f8565b253dfc55de5536277597fd2b325e3b9
[INFO] running `Command { std: "docker" "start" "-a" "d112d0dc53dbc63549bd3cd23a0f8565b253dfc55de5536277597fd2b325e3b9", kill_on_drop: false }`
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking lc3_vm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::rc::Rc;
[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::sync::Mutex`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::sync::Mutex;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:73:18
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn br(&self, i: u16) {
[INFO] [stdout]    |                  ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:76:19
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn add(&self, i: u16) {}
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:77:18
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn ld(&self, i: u16) {}
[INFO] [stdout]    |                  ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:78:18
[INFO] [stdout]    |
[INFO] [stdout] 78 |     fn st(&self, i: u16) {}
[INFO] [stdout]    |                  ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:79:19
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn jsr(&self, i: u16) {}
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:80:19
[INFO] [stdout]    |
[INFO] [stdout] 80 |     fn and(&self, i: u16) {}
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:81:19
[INFO] [stdout]    |
[INFO] [stdout] 81 |     fn ldr(&self, i: u16) {}
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:82:21
[INFO] [stdout]    |
[INFO] [stdout] 82 |     fn v_str(&self, i: u16) {}
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:83:19
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn rti(&self, i: u16) {}
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:84:19
[INFO] [stdout]    |
[INFO] [stdout] 84 |     fn not(&self, i: u16) {}
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:85:19
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn ldi(&self, i: u16) {}
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:86:19
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn sti(&self, i: u16) {}
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:87:19
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn jmp(&self, i: u16) {}
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:88:19
[INFO] [stdout]    |
[INFO] [stdout] 88 |     fn res(&self, i: u16) {}
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:89:19
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn lea(&self, i: u16) {}
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:90:20
[INFO] [stdout]    |
[INFO] [stdout] 90 |     fn trap(&self, i: u16) {}
[INFO] [stdout]    |                    ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PC_START` is never used
[INFO] [stdout]  --> src/main.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const PC_START: u16 = 0x3000;
[INFO] [stdout]   |       ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> src/main.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout]  7 | enum Register {
[INFO] [stdout]    |      -------- variants in this enum
[INFO] [stdout]  8 |     R0,
[INFO] [stdout]    |     ^^
[INFO] [stdout]  9 |     R1,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 10 |     R2,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 11 |     R3,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 12 |     R4,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 13 |     R5,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 14 |     R6,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 15 |     R7,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 16 |     RPC,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 17 |     RCND,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Flag` is never used
[INFO] [stdout]   --> src/main.rs:20:6
[INFO] [stdout]    |
[INFO] [stdout] 20 | enum Flag {
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `regs` is never read
[INFO] [stdout]   --> src/main.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct VM {
[INFO] [stdout]    |        -- field in this struct
[INFO] [stdout] 27 |     // pc: u16,
[INFO] [stdout] 28 |     regs: [u16; Register::RCNT as usize],
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `process_signed_num`, `opc`, and `mr` are never used
[INFO] [stdout]    --> src/main.rs:93:8
[INFO] [stdout]     |
[INFO] [stdout]  43 | impl VM {
[INFO] [stdout]     | ------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  93 |     fn process_signed_num(&mut self, reg: Register) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 106 |     fn opc(i: u16) -> u16 {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 111 |     fn mr(&self, address: u16) -> u16 {
[INFO] [stdout]     |        ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::rc::Rc;
[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::sync::Mutex`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::sync::Mutex;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:73:18
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn br(&self, i: u16) {
[INFO] [stdout]    |                  ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:76:19
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn add(&self, i: u16) {}
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:77:18
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn ld(&self, i: u16) {}
[INFO] [stdout]    |                  ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:78:18
[INFO] [stdout]    |
[INFO] [stdout] 78 |     fn st(&self, i: u16) {}
[INFO] [stdout]    |                  ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:79:19
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn jsr(&self, i: u16) {}
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:80:19
[INFO] [stdout]    |
[INFO] [stdout] 80 |     fn and(&self, i: u16) {}
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:81:19
[INFO] [stdout]    |
[INFO] [stdout] 81 |     fn ldr(&self, i: u16) {}
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:82:21
[INFO] [stdout]    |
[INFO] [stdout] 82 |     fn v_str(&self, i: u16) {}
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:83:19
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn rti(&self, i: u16) {}
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:84:19
[INFO] [stdout]    |
[INFO] [stdout] 84 |     fn not(&self, i: u16) {}
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:85:19
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn ldi(&self, i: u16) {}
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:86:19
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn sti(&self, i: u16) {}
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:87:19
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn jmp(&self, i: u16) {}
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:88:19
[INFO] [stdout]    |
[INFO] [stdout] 88 |     fn res(&self, i: u16) {}
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:89:19
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn lea(&self, i: u16) {}
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:90:20
[INFO] [stdout]    |
[INFO] [stdout] 90 |     fn trap(&self, i: u16) {}
[INFO] [stdout]    |                    ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PC_START` is never used
[INFO] [stdout]  --> src/main.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const PC_START: u16 = 0x3000;
[INFO] [stdout]   |       ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> src/main.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout]  7 | enum Register {
[INFO] [stdout]    |      -------- variants in this enum
[INFO] [stdout]  8 |     R0,
[INFO] [stdout]    |     ^^
[INFO] [stdout]  9 |     R1,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 10 |     R2,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 11 |     R3,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 12 |     R4,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 13 |     R5,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 14 |     R6,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 15 |     R7,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 16 |     RPC,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 17 |     RCND,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Flag` is never used
[INFO] [stdout]   --> src/main.rs:20:6
[INFO] [stdout]    |
[INFO] [stdout] 20 | enum Flag {
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `regs` is never read
[INFO] [stdout]   --> src/main.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct VM {
[INFO] [stdout]    |        -- field in this struct
[INFO] [stdout] 27 |     // pc: u16,
[INFO] [stdout] 28 |     regs: [u16; Register::RCNT as usize],
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `process_signed_num`, `opc`, and `mr` are never used
[INFO] [stdout]    --> src/main.rs:93:8
[INFO] [stdout]     |
[INFO] [stdout]  43 | impl VM {
[INFO] [stdout]     | ------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  93 |     fn process_signed_num(&mut self, reg: Register) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 106 |     fn opc(i: u16) -> u16 {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 111 |     fn mr(&self, address: u16) -> u16 {
[INFO] [stdout]     |        ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "d112d0dc53dbc63549bd3cd23a0f8565b253dfc55de5536277597fd2b325e3b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d112d0dc53dbc63549bd3cd23a0f8565b253dfc55de5536277597fd2b325e3b9", kill_on_drop: false }`
[INFO] [stdout] d112d0dc53dbc63549bd3cd23a0f8565b253dfc55de5536277597fd2b325e3b9
