[INFO] cloning repository https://github.com/ChristopherTroyer/oxi_risc-v_rv32i
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ChristopherTroyer/oxi_risc-v_rv32i" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChristopherTroyer%2Foxi_risc-v_rv32i", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChristopherTroyer%2Foxi_risc-v_rv32i'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 22ca81d533f5412245c9cd0e33734256d192dd10
[INFO] checking ChristopherTroyer/oxi_risc-v_rv32i against try#a3a874232ae0a7586b5fbe7483c5a42e157bd62a for pr-151109
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChristopherTroyer%2Foxi_risc-v_rv32i" "/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/ChristopherTroyer/oxi_risc-v_rv32i
[INFO] finished tweaking git repo https://github.com/ChristopherTroyer/oxi_risc-v_rv32i
[INFO] tweaked toml for git repo https://github.com/ChristopherTroyer/oxi_risc-v_rv32i written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ChristopherTroyer/oxi_risc-v_rv32i on toolchain a3a874232ae0a7586b5fbe7483c5a42e157bd62a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3a874232ae0a7586b5fbe7483c5a42e157bd62a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ChristopherTroyer/oxi_risc-v_rv32i 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" "+a3a874232ae0a7586b5fbe7483c5a42e157bd62a" "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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a3a874232ae0a7586b5fbe7483c5a42e157bd62a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 18353f2bd9bc7ae997503e23ce3958eca8ef558676750bceec359feb0f205c69
[INFO] running `Command { std: "docker" "start" "-a" "18353f2bd9bc7ae997503e23ce3958eca8ef558676750bceec359feb0f205c69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18353f2bd9bc7ae997503e23ce3958eca8ef558676750bceec359feb0f205c69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18353f2bd9bc7ae997503e23ce3958eca8ef558676750bceec359feb0f205c69", kill_on_drop: false }`
[INFO] [stdout] 18353f2bd9bc7ae997503e23ce3958eca8ef558676750bceec359feb0f205c69
[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" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a3a874232ae0a7586b5fbe7483c5a42e157bd62a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 303a8a30bf6b7e52f66f7d0576e81835b0dcdaf1c2b00853555dfecc666c538c
[INFO] running `Command { std: "docker" "start" "-a" "303a8a30bf6b7e52f66f7d0576e81835b0dcdaf1c2b00853555dfecc666c538c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]     Checking colorchoice v1.0.4
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.2
[INFO] [stderr]     Checking anstyle v1.0.13
[INFO] [stderr]     Checking anstyle-query v1.1.4
[INFO] [stderr]     Checking clap_lex v0.7.6
[INFO] [stderr]     Checking strsim v0.11.1
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking anstyle-parse v0.2.7
[INFO] [stderr]     Checking anstream v0.6.21
[INFO] [stderr]     Checking clap_builder v4.5.51
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling clap_derive v4.5.49
[INFO] [stderr]     Checking clap v4.5.51
[INFO] [stderr]     Checking rv32i v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/memory.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::env;
[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::path`
[INFO] [stdout]  --> src/memory.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::path;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::string`
[INFO] [stdout]  --> src/rv32i_decode.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::string;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/rv32i_hart.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 |         if (self.pc % 4 != 0){
[INFO] [stdout]    |            ^                ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 48 -         if (self.pc % 4 != 0){
[INFO] [stdout] 48 +         if self.pc % 4 != 0 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read `src/../target/debug/input/a4/allinsns-mc0.out`: No such file or directory (os error 2)
[INFO] [stdout]    --> src/main.rs:141:31
[INFO] [stdout]     |
[INFO] [stdout] 141 |         let expected_output = include_str!("../target/debug/input/a4/allinsns-mc0.out");
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read `src/../target/debug/input/a4/allinsns4-mc0.out`: No such file or directory (os error 2)
[INFO] [stdout]    --> src/main.rs:152:31
[INFO] [stdout]     |
[INFO] [stdout] 152 |         let expected_output = include_str!("../target/debug/input/a4/allinsns4-mc0.out");
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read `src/../target/debug/input/a4/badhex-m100.out`: No such file or directory (os error 2)
[INFO] [stdout]    --> src/main.rs:163:31
[INFO] [stdout]     |
[INFO] [stdout] 163 |         let expected_output = include_str!("../target/debug/input/a4/badhex-m100.out");
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read `src/../target/debug/input/a4/li-m1.out`: No such file or directory (os error 2)
[INFO] [stdout]    --> src/main.rs:174:31
[INFO] [stdout]     |
[INFO] [stdout] 174 |         let expected_output = include_str!("../target/debug/input/a4/li-m1.out");
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read `src/../target/debug/input/a4/master.out`: No such file or directory (os error 2)
[INFO] [stdout]    --> src/main.rs:185:31
[INFO] [stdout]     |
[INFO] [stdout] 185 |         let expected_output = include_str!("../target/debug/input/a4/master.out");
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read `src/../target/debug/input/a4/pcrel-m1000.out`: No such file or directory (os error 2)
[INFO] [stdout]    --> src/main.rs:196:31
[INFO] [stdout]     |
[INFO] [stdout] 196 |         let expected_output = include_str!("../target/debug/input/a4/pcrel-m1000.out");
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read `src/../target/debug/input/a4/reladdr-m20.out`: No such file or directory (os error 2)
[INFO] [stdout]    --> src/main.rs:207:31
[INFO] [stdout]     |
[INFO] [stdout] 207 |         let expected_output = include_str!("../target/debug/input/a4/reladdr-m20.out");
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read `src/../target/debug/input/a4/sieve-m33e68.out`: No such file or directory (os error 2)
[INFO] [stdout]    --> src/main.rs:218:31
[INFO] [stdout]     |
[INFO] [stdout] 218 |         let expected_output = include_str!("../target/debug/input/a4/sieve-m33e68.out");
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read `src/../target/debug/input/a4/small-ma0.out`: No such file or directory (os error 2)
[INFO] [stdout]    --> src/main.rs:229:31
[INFO] [stdout]     |
[INFO] [stdout] 229 |         let expected_output = include_str!("../target/debug/input/a4/small-ma0.out");
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read `src/../target/debug/input/a4/tinyprog-m40.out`: No such file or directory (os error 2)
[INFO] [stdout]    --> src/main.rs:240:31
[INFO] [stdout]     |
[INFO] [stdout] 240 |         let expected_output = include_str!("../target/debug/input/a4/tinyprog-m40.out");
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read `src/../target/debug/input/a4/torture-m410.out`: No such file or directory (os error 2)
[INFO] [stdout]    --> src/main.rs:251:31
[INFO] [stdout]     |
[INFO] [stdout] 251 |         let expected_output = include_str!("../target/debug/input/a4/torture-m410.out");
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read `src/../target/debug/input/a4/torture5-m500.out`: No such file or directory (os error 2)
[INFO] [stdout]    --> src/main.rs:262:31
[INFO] [stdout]     |
[INFO] [stdout] 262 |         let expected_output = include_str!("../target/debug/input/a4/torture5-m500.out");
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/memory.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::env;
[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::path`
[INFO] [stdout]  --> src/memory.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::path;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::string`
[INFO] [stdout]  --> src/rv32i_decode.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::string;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/rv32i_hart.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 |         if (self.pc % 4 != 0){
[INFO] [stdout]    |            ^                ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 48 -         if (self.pc % 4 != 0){
[INFO] [stdout] 48 +         if self.pc % 4 != 0 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::result`
[INFO] [stdout]   --> src/main.rs:76:9
[INFO] [stdout]    |
[INFO] [stdout] 76 |     use std::result;
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/register.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 |         let mut regs = Vec::new();
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `opcode`
[INFO] [stdout]   --> src/rv32i_hart.rs:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 |         let opcode: u32 = rv32i_decode::get_opcode(insn);
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_opcode`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `funct3`
[INFO] [stdout]   --> src/rv32i_hart.rs:85:13
[INFO] [stdout]    |
[INFO] [stdout] 85 |         let funct3: u32 = rv32i_decode::get_funct3(insn);
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_funct3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `funct7`
[INFO] [stdout]   --> src/rv32i_hart.rs:86:13
[INFO] [stdout]    |
[INFO] [stdout] 86 |         let funct7: u32 = rv32i_decode::get_funct7(insn);
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_funct7`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/main.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |     let args = Cli::parse();
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get8_sx`, `get16_sx`, `get32_sx`, `set8`, `set16`, and `set32` are never used
[INFO] [stdout]    --> src/memory.rs:79:12
[INFO] [stdout]     |
[INFO] [stdout]  13 | impl Memory {
[INFO] [stdout]     | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  79 |     pub fn get8_sx(&self, addr:u32) -> u32{
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  83 |     pub fn get16_sx(&self, addr:u32) -> u32{
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  87 |     pub fn get32_sx(&self, addr:u32) -> u32{
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 100 |     pub fn set8(& mut self, addr:u32, val:u8){
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 106 |     pub fn set16(& mut self, addr:u32, val:u16){
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn set32(& mut self, addr:u32, val:u32){
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MNEMONIC_WIDTH` is never used
[INFO] [stdout]  --> src/rv32i_decode.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | const MNEMONIC_WIDTH:  u32 = 8;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `INSTRUCTION_WIDTH` is never used
[INFO] [stdout]  --> src/rv32i_hart.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const INSTRUCTION_WIDTH: i32 = 35;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `exec_illegal_insn` and `exec_add` are never used
[INFO] [stdout]    --> src/rv32i_hart.rs:103:8
[INFO] [stdout]     |
[INFO] [stdout]  26 | impl Rv32iHart {
[INFO] [stdout]     | -------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 103 |     fn exec_illegal_insn(& mut self, insn:u32, pos: &mut dyn Write){
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 110 |     fn exec_add(& mut self, insn:u32, pos: &mut dyn Write){
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/main.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     &hart.reset();
[INFO] [stdout]    |     ^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[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] 65 |     let _ = &hart.reset();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/main.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     &hart.tick(format!("hart {}:", id).to_string());
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |     let _ = &hart.tick(format!("hart {}:", id).to_string());
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/register.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 |         let mut regs = Vec::new();
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `opcode`
[INFO] [stdout]   --> src/rv32i_hart.rs:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 |         let opcode: u32 = rv32i_decode::get_opcode(insn);
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_opcode`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `funct3`
[INFO] [stdout]   --> src/rv32i_hart.rs:85:13
[INFO] [stdout]    |
[INFO] [stdout] 85 |         let funct3: u32 = rv32i_decode::get_funct3(insn);
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_funct3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `funct7`
[INFO] [stdout]   --> src/rv32i_hart.rs:86:13
[INFO] [stdout]    |
[INFO] [stdout] 86 |         let funct7: u32 = rv32i_decode::get_funct7(insn);
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_funct7`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/main.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |     let args = Cli::parse();
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rv32i` (bin "rv32i" test) due to 12 previous errors; 10 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "303a8a30bf6b7e52f66f7d0576e81835b0dcdaf1c2b00853555dfecc666c538c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "303a8a30bf6b7e52f66f7d0576e81835b0dcdaf1c2b00853555dfecc666c538c", kill_on_drop: false }`
[INFO] [stdout] 303a8a30bf6b7e52f66f7d0576e81835b0dcdaf1c2b00853555dfecc666c538c
