[INFO] cloning repository https://github.com/enathang/Risc-V-Emulator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/enathang/Risc-V-Emulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenathang%2FRisc-V-Emulator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenathang%2FRisc-V-Emulator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cee42650155107329d57e98f1156823e4463ad88
[INFO] testing enathang/Risc-V-Emulator against 1.83.0 for beta-1.84.0-4-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenathang%2FRisc-V-Emulator" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/enathang/Risc-V-Emulator on toolchain 1.83.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/enathang/Risc-V-Emulator
[INFO] finished tweaking git repo https://github.com/enathang/Risc-V-Emulator
[INFO] tweaked toml for git repo https://github.com/enathang/Risc-V-Emulator written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/enathang/Risc-V-Emulator 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" "+1.83.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] [stderr]       Adding asm_riscv v0.1.0 (available: v0.2.0)
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded asm_riscv v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f50d391b10d03a22582a1f1b2e58b044eb6cea4aeca8df2e36a460c84d18e14
[INFO] running `Command { std: "docker" "start" "-a" "6f50d391b10d03a22582a1f1b2e58b044eb6cea4aeca8df2e36a460c84d18e14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f50d391b10d03a22582a1f1b2e58b044eb6cea4aeca8df2e36a460c84d18e14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f50d391b10d03a22582a1f1b2e58b044eb6cea4aeca8df2e36a460c84d18e14", kill_on_drop: false }`
[INFO] [stdout] 6f50d391b10d03a22582a1f1b2e58b044eb6cea4aeca8df2e36a460c84d18e14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d5a6a8c0961675c333fa0c71a456006400cb3afa833fa8edff4eae989e9d3b4a
[INFO] running `Command { std: "docker" "start" "-a" "d5a6a8c0961675c333fa0c71a456006400cb3afa833fa8edff4eae989e9d3b4a", kill_on_drop: false }`
[INFO] [stderr]    Compiling asm_riscv v0.1.0
[INFO] [stderr]    Compiling Risc-V-Emulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]   --> src/emulator/bus.rs:20:15
[INFO] [stdout]    |
[INFO] [stdout] 20 |         match (addr) {
[INFO] [stdout]    |               ^    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 20 -         match (addr) {
[INFO] [stdout] 20 +         match addr {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]   --> src/emulator/bus.rs:28:14
[INFO] [stdout]    |
[INFO] [stdout] 28 |         match(addr) {
[INFO] [stdout]    |              ^    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 28 -         match(addr) {
[INFO] [stdout] 28 +         match addr {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/emulator/dram.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |         if (![8, 16, 32, 64].contains(&size)) {
[INFO] [stdout]    |            ^                                ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 17 -         if (![8, 16, 32, 64].contains(&size)) {
[INFO] [stdout] 17 +         if ![8, 16, 32, 64].contains(&size) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/emulator/dram.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |         if (![8, 16, 32, 64].contains(&size)) {
[INFO] [stdout]    |            ^                                ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 33 -         if (![8, 16, 32, 64].contains(&size)) {
[INFO] [stdout] 33 +         if ![8, 16, 32, 64].contains(&size) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]   --> src/emulator/errors.rs:53:14
[INFO] [stdout]    |
[INFO] [stdout] 53 |         match(self) {
[INFO] [stdout]    |              ^    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 53 -         match(self) {
[INFO] [stdout] 53 +         match self {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]   --> src/emulator/errors.rs:72:14
[INFO] [stdout]    |
[INFO] [stdout] 72 |         match(self) {
[INFO] [stdout]    |              ^    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 72 -         match(self) {
[INFO] [stdout] 72 +         match self {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `R_Instr` should have an upper camel case name
[INFO] [stdout]   --> src/emulator/instructions.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct R_Instr {
[INFO] [stdout]    |            ^^^^^^^ help: convert the identifier to upper camel case: `RInstr`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `I_Instr` should have an upper camel case name
[INFO] [stdout]   --> src/emulator/instructions.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub struct I_Instr {
[INFO] [stdout]    |            ^^^^^^^ help: convert the identifier to upper camel case: `IInstr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `S_Instr` should have an upper camel case name
[INFO] [stdout]   --> src/emulator/instructions.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub struct S_Instr {
[INFO] [stdout]    |            ^^^^^^^ help: convert the identifier to upper camel case: `SInstr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `B_Instr` should have an upper camel case name
[INFO] [stdout]   --> src/emulator/instructions.rs:86:12
[INFO] [stdout]    |
[INFO] [stdout] 86 | pub struct B_Instr {
[INFO] [stdout]    |            ^^^^^^^ help: convert the identifier to upper camel case: `BInstr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `U_Instr` should have an upper camel case name
[INFO] [stdout]    --> src/emulator/instructions.rs:115:12
[INFO] [stdout]     |
[INFO] [stdout] 115 | pub struct U_Instr {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to upper camel case: `UInstr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `J_Instr` should have an upper camel case name
[INFO] [stdout]    --> src/emulator/instructions.rs:134:12
[INFO] [stdout]     |
[INFO] [stdout] 134 | pub struct J_Instr {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to upper camel case: `JInstr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]   --> src/emulator/interrupt.rs:16:35
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let interrupt_code = match(self) {
[INFO] [stdout]    |                                   ^    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 16 -         let interrupt_code = match(self) {
[INFO] [stdout] 16 +         let interrupt_code = match self {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]   --> src/emulator/plic.rs:33:14
[INFO] [stdout]    |
[INFO] [stdout] 33 |         match(addr) {
[INFO] [stdout]    |              ^    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 33 -         match(addr) {
[INFO] [stdout] 33 +         match addr {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]   --> src/emulator/plic.rs:46:14
[INFO] [stdout]    |
[INFO] [stdout] 46 |         match(addr) {
[INFO] [stdout]    |              ^    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 46 -         match(addr) {
[INFO] [stdout] 46 +         match addr {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]   --> src/emulator/uart.rs:59:18
[INFO] [stdout]    |
[INFO] [stdout] 59 |             match(read_io) {
[INFO] [stdout]    |                  ^       ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 59 -             match(read_io) {
[INFO] [stdout] 59 +             match read_io {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `while` condition
[INFO] [stdout]   --> src/emulator/uart.rs:65:27
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     while (array[UART_LSR_INDEX as usize] & UART_LSR_RHR_STATUS_FLAG == 1) {
[INFO] [stdout]    |                           ^                                                              ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 65 -                     while (array[UART_LSR_INDEX as usize] & UART_LSR_RHR_STATUS_FLAG == 1) {
[INFO] [stdout] 65 +                     while array[UART_LSR_INDEX as usize] & UART_LSR_RHR_STATUS_FLAG == 1 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]   --> src/emulator/uart.rs:85:15
[INFO] [stdout]    |
[INFO] [stdout] 85 |         match (index) {
[INFO] [stdout]    |               ^     ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 85 -         match (index) {
[INFO] [stdout] 85 +         match index {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> src/emulator/uart.rs:101:15
[INFO] [stdout]     |
[INFO] [stdout] 101 |         match (index) {
[INFO] [stdout]     |               ^     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 101 -         match (index) {
[INFO] [stdout] 101 +         match index {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `while` condition
[INFO] [stdout]   --> src/emulator.rs:49:15
[INFO] [stdout]    |
[INFO] [stdout] 49 |         while (self.pc < self.bus.dram.dram.len() as u64) {
[INFO] [stdout]    |               ^                                         ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 49 -         while (self.pc < self.bus.dram.dram.len() as u64) {
[INFO] [stdout] 49 +         while self.pc < self.bus.dram.dram.len() as u64 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/emulator.rs:77:35
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let instr = self.bus.load((index as u64), 32);
[INFO] [stdout]    |                                   ^            ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 77 -         let instr = self.bus.load((index as u64), 32);
[INFO] [stdout] 77 +         let instr = self.bus.load(index as u64, 32);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/emulator.rs:99:18
[INFO] [stdout]    |
[INFO] [stdout] 99 |         for i in (0..self.regs.len()) {
[INFO] [stdout]    |                  ^                  ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 99 -         for i in (0..self.regs.len()) {
[INFO] [stdout] 99 +         for i in 0..self.regs.len() {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/emulator.rs:110:12
[INFO] [stdout]     |
[INFO] [stdout] 110 |         if (delegate_to_s_mode) {
[INFO] [stdout]     |            ^                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 110 -         if (delegate_to_s_mode) {
[INFO] [stdout] 110 +         if delegate_to_s_mode {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/emulator.rs:113:16
[INFO] [stdout]     |
[INFO] [stdout] 113 |             if (tvec & 0b11 == 0) {
[INFO] [stdout]     |                ^                ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 113 -             if (tvec & 0b11 == 0) {
[INFO] [stdout] 113 +             if tvec & 0b11 == 0 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/emulator.rs:132:16
[INFO] [stdout]     |
[INFO] [stdout] 132 |             if (tvec & 0b11 == 0) {
[INFO] [stdout]     |                ^                ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 132 -             if (tvec & 0b11 == 0) {
[INFO] [stdout] 132 +             if tvec & 0b11 == 0 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/emulator.rs:154:12
[INFO] [stdout]     |
[INFO] [stdout] 154 |         if (error.is_fatal()) { 
[INFO] [stdout]     |            ^                ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 154 -         if (error.is_fatal()) { 
[INFO] [stdout] 154 +         if error.is_fatal() { 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/emulator.rs:167:12
[INFO] [stdout]     |
[INFO] [stdout] 167 |         if (should_deleg_to_supervisor) {
[INFO] [stdout]     |            ^                          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 167 -         if (should_deleg_to_supervisor) {
[INFO] [stdout] 167 +         if should_deleg_to_supervisor {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/emulator.rs:206:12
[INFO] [stdout]     |
[INFO] [stdout] 206 |         if (self.mode == Machine && (self.csr.load(MSTATUS) & MASK_MIE) == 0) {
[INFO] [stdout]     |            ^                                                                ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 206 -         if (self.mode == Machine && (self.csr.load(MSTATUS) & MASK_MIE) == 0) {
[INFO] [stdout] 206 +         if self.mode == Machine && (self.csr.load(MSTATUS) & MASK_MIE) == 0 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/emulator.rs:211:12
[INFO] [stdout]     |
[INFO] [stdout] 211 |         if ((self.mode == Supervisor) &&  (self.csr.load(MSTATUS) & MASK_SIE) == 0) {
[INFO] [stdout]     |            ^                                                                      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 211 -         if ((self.mode == Supervisor) &&  (self.csr.load(MSTATUS) & MASK_SIE) == 0) {
[INFO] [stdout] 211 +         if (self.mode == Supervisor) &&  (self.csr.load(MSTATUS) & MASK_SIE) == 0 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/emulator.rs:215:12
[INFO] [stdout]     |
[INFO] [stdout] 215 |         if (self.bus.uart.is_interrupting()) {
[INFO] [stdout]     |            ^                               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 215 -         if (self.bus.uart.is_interrupting()) {
[INFO] [stdout] 215 +         if self.bus.uart.is_interrupting() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/emulator.rs:257:25
[INFO] [stdout]     |
[INFO] [stdout] 257 |         let flag_mask = (1 << flag_index);
[INFO] [stdout]     |                         ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 257 -         let flag_mask = (1 << flag_index);
[INFO] [stdout] 257 +         let flag_mask = 1 << flag_index;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `return` value
[INFO] [stdout]    --> src/emulator.rs:258:16
[INFO] [stdout]     |
[INFO] [stdout] 258 |         return ((status & flag_mask) > 0);
[INFO] [stdout]     |                ^                        ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 258 -         return ((status & flag_mask) > 0);
[INFO] [stdout] 258 +         return (status & flag_mask) > 0;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> src/emulator.rs:272:14
[INFO] [stdout]     |
[INFO] [stdout] 272 |         match(inst.opcode) {
[INFO] [stdout]     |              ^           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 272 -         match(inst.opcode) {
[INFO] [stdout] 272 +         match inst.opcode {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> src/emulator.rs:274:23
[INFO] [stdout]     |
[INFO] [stdout] 274 |                 match (inst.funct3) {
[INFO] [stdout]     |                       ^           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 274 -                 match (inst.funct3) {
[INFO] [stdout] 274 +                 match inst.funct3 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> src/emulator.rs:276:31
[INFO] [stdout]     |
[INFO] [stdout] 276 |                         match (inst.funct7) {
[INFO] [stdout]     |                               ^           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 276 -                         match (inst.funct7) {
[INFO] [stdout] 276 +                         match inst.funct7 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> src/emulator.rs:290:22
[INFO] [stdout]     |
[INFO] [stdout] 290 |                 match(inst.funct3) {
[INFO] [stdout]     |                      ^           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 290 -                 match(inst.funct3) {
[INFO] [stdout] 290 +                 match inst.funct3 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/emulator.rs:301:38
[INFO] [stdout]     |
[INFO] [stdout] 301 |                         let result = ((self.regs[inst.rs1] as i64) < imm as i64);
[INFO] [stdout]     |                                      ^                                         ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 301 -                         let result = ((self.regs[inst.rs1] as i64) < imm as i64);
[INFO] [stdout] 301 +                         let result = (self.regs[inst.rs1] as i64) < imm as i64;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/emulator.rs:305:38
[INFO] [stdout]     |
[INFO] [stdout] 305 |                         let result = ((self.regs[inst.rs1] as u64) < imm);
[INFO] [stdout]     |                                      ^                                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 305 -                         let result = ((self.regs[inst.rs1] as u64) < imm);
[INFO] [stdout] 305 +                         let result = (self.regs[inst.rs1] as u64) < imm;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> src/emulator.rs:312:30
[INFO] [stdout]     |
[INFO] [stdout] 312 |                         match(inst.funct7) {
[INFO] [stdout]     |                              ^           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 312 -                         match(inst.funct7) {
[INFO] [stdout] 312 +                         match inst.funct7 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/emulator.rs:335:38
[INFO] [stdout]     |
[INFO] [stdout] 335 |                 self.regs[inst.rd] = (imm << 12);
[INFO] [stdout]     |                                      ^         ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 335 -                 self.regs[inst.rd] = (imm << 12);
[INFO] [stdout] 335 +                 self.regs[inst.rd] = imm << 12;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/emulator.rs:355:37
[INFO] [stdout]     |
[INFO] [stdout] 355 |                         self.mode = (updated_sstatus & (1 << SPP_FLAG_POS) >> SPP_FLAG_POS);
[INFO] [stdout]     |                                     ^                                                     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 355 -                         self.mode = (updated_sstatus & (1 << SPP_FLAG_POS) >> SPP_FLAG_POS);
[INFO] [stdout] 355 +                         self.mode = updated_sstatus & (1 << SPP_FLAG_POS) >> SPP_FLAG_POS;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/emulator.rs:361:36
[INFO] [stdout]     |
[INFO] [stdout] 361 |                         let spie = (updated_sstatus & (1 << SPIE_FLAG_POS) >> SPIE_FLAG_POS);
[INFO] [stdout]     |                                    ^                                                       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 361 -                         let spie = (updated_sstatus & (1 << SPIE_FLAG_POS) >> SPIE_FLAG_POS);
[INFO] [stdout] 361 +                         let spie = updated_sstatus & (1 << SPIE_FLAG_POS) >> SPIE_FLAG_POS;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/emulator.rs:365:44
[INFO] [stdout]     |
[INFO] [stdout] 365 |                         updated_sstatus |= (1 << SPIE_FLAG_POS);
[INFO] [stdout]     |                                            ^                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 365 -                         updated_sstatus |= (1 << SPIE_FLAG_POS);
[INFO] [stdout] 365 +                         updated_sstatus |= 1 << SPIE_FLAG_POS;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/lib.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 |     if (args.len() != 2) {
[INFO] [stdout]    |        ^               ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 14 -     if (args.len() != 2) {
[INFO] [stdout] 14 +     if args.len() != 2 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0170]: pattern binding `SupervisorSoftwareInterrupt` is named the same as one of the variants of the type `emulator::interrupt::Interrupt`
[INFO] [stdout]   --> src/emulator/interrupt.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             SupervisorSoftwareInterrupt => 1,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: to match on the variant, qualify the path: `emulator::interrupt::Interrupt::SupervisorSoftwareInterrupt`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bindings_with_variant_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0170]: pattern binding `MachineSoftwareInterrupt` is named the same as one of the variants of the type `emulator::interrupt::Interrupt`
[INFO] [stdout]   --> src/emulator/interrupt.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |             MachineSoftwareInterrupt => 3,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: to match on the variant, qualify the path: `emulator::interrupt::Interrupt::MachineSoftwareInterrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0170]: pattern binding `SupervisorTimerInterrupt` is named the same as one of the variants of the type `emulator::interrupt::Interrupt`
[INFO] [stdout]   --> src/emulator/interrupt.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |             SupervisorTimerInterrupt => 5,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: to match on the variant, qualify the path: `emulator::interrupt::Interrupt::SupervisorTimerInterrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0170]: pattern binding `MachineTimerInterrupt` is named the same as one of the variants of the type `emulator::interrupt::Interrupt`
[INFO] [stdout]   --> src/emulator/interrupt.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |             MachineTimerInterrupt => 7,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^ help: to match on the variant, qualify the path: `emulator::interrupt::Interrupt::MachineTimerInterrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0170]: pattern binding `SupervisorExternalInterrupt` is named the same as one of the variants of the type `emulator::interrupt::Interrupt`
[INFO] [stdout]   --> src/emulator/interrupt.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             SupervisorExternalInterrupt => 9,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: to match on the variant, qualify the path: `emulator::interrupt::Interrupt::SupervisorExternalInterrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0170]: pattern binding `MachineExternalInterrupt` is named the same as one of the variants of the type `emulator::interrupt::Interrupt`
[INFO] [stdout]   --> src/emulator/interrupt.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             MachineExternalInterrupt => 11,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: to match on the variant, qualify the path: `emulator::interrupt::Interrupt::MachineExternalInterrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/emulator/interrupt.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             SupervisorSoftwareInterrupt => 1,
[INFO] [stdout]    |             --------------------------- matches any value
[INFO] [stdout] 18 |             MachineSoftwareInterrupt => 3,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/emulator/interrupt.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             SupervisorSoftwareInterrupt => 1,
[INFO] [stdout]    |             --------------------------- matches any value
[INFO] [stdout] 18 |             MachineSoftwareInterrupt => 3,
[INFO] [stdout] 19 |             SupervisorTimerInterrupt => 5,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/emulator/interrupt.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             SupervisorSoftwareInterrupt => 1,
[INFO] [stdout]    |             --------------------------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 20 |             MachineTimerInterrupt => 7,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/emulator/interrupt.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             SupervisorSoftwareInterrupt => 1,
[INFO] [stdout]    |             --------------------------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 21 |             SupervisorExternalInterrupt => 9,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/emulator/interrupt.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             SupervisorSoftwareInterrupt => 1,
[INFO] [stdout]    |             --------------------------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 22 |             MachineExternalInterrupt => 11,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SupervisorSoftwareInterrupt`
[INFO] [stdout]   --> src/emulator/interrupt.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             SupervisorSoftwareInterrupt => 1,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SupervisorSoftwareInterrupt`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `MachineSoftwareInterrupt`
[INFO] [stdout]   --> src/emulator/interrupt.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |             MachineSoftwareInterrupt => 3,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_MachineSoftwareInterrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SupervisorTimerInterrupt`
[INFO] [stdout]   --> src/emulator/interrupt.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |             SupervisorTimerInterrupt => 5,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SupervisorTimerInterrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `MachineTimerInterrupt`
[INFO] [stdout]   --> src/emulator/interrupt.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |             MachineTimerInterrupt => 7,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_MachineTimerInterrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SupervisorExternalInterrupt`
[INFO] [stdout]   --> src/emulator/interrupt.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             SupervisorExternalInterrupt => 9,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SupervisorExternalInterrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `MachineExternalInterrupt`
[INFO] [stdout]   --> src/emulator/interrupt.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             MachineExternalInterrupt => 11,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_MachineExternalInterrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/emulator/uart.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let mut array = [0; UART_SIZE as usize];
[INFO] [stdout]    |             ----^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]   --> src/emulator/uart.rs:80:35
[INFO] [stdout]    |
[INFO] [stdout] 80 |     pub fn load(&self, addr: u64, size: u64) -> Result<u64, errors::Exception> {
[INFO] [stdout]    |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cvar`
[INFO] [stdout]   --> src/emulator/uart.rs:96:20
[INFO] [stdout]    |
[INFO] [stdout] 96 |         let (uart, cvar) = &*self.uart;
[INFO] [stdout]    |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_cvar`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]   --> src/emulator/uart.rs:95:40
[INFO] [stdout]    |
[INFO] [stdout] 95 |     pub fn store(&mut self, addr: u64, size: u64, value: u64) -> Result<(), errors::Exception> {
[INFO] [stdout]    |                                        ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]  --> src/lib.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn main() -> io::Result<()> {
[INFO] [stdout]   |    ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `User` is never used
[INFO] [stdout]   --> src/emulator.rs:14:7
[INFO] [stdout]    |
[INFO] [stdout] 14 | const User: Mode = 0; // 0b00
[INFO] [stdout]    |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `get_status_flag` is never used
[INFO] [stdout]    --> src/emulator.rs:256:8
[INFO] [stdout]     |
[INFO] [stdout] 26  | impl Cpu {
[INFO] [stdout]     | -------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 256 |     fn get_status_flag(status: &u64, flag_index: u64) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MCOUNTEREN` is never used
[INFO] [stdout]   --> src/emulator/csr.rs:12:11
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub const MCOUNTEREN: usize = 0x306;
[INFO] [stdout]    |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MSCRATCH` is never used
[INFO] [stdout]   --> src/emulator/csr.rs:14:11
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub const MSCRATCH: usize = 0x340;
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SSCRATCH` is never used
[INFO] [stdout]   --> src/emulator/csr.rs:32:11
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub const SSCRATCH: usize = 0x140;
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SATP` is never used
[INFO] [stdout]   --> src/emulator/csr.rs:42:11
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub const SATP: usize = 0x180;
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MASK_VS` is never used
[INFO] [stdout]   --> src/emulator/csr.rs:51:11
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub const MASK_VS: u64 = 0b11 << 9;
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MASK_MPRV` is never used
[INFO] [stdout]   --> src/emulator/csr.rs:55:11
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub const MASK_MPRV: u64 = 1 << 17;
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MASK_TVM` is never used
[INFO] [stdout]   --> src/emulator/csr.rs:58:11
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub const MASK_TVM: u64 = 1 << 20;
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MASK_TW` is never used
[INFO] [stdout]   --> src/emulator/csr.rs:59:11
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub const MASK_TW: u64 = 1 << 21;
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MASK_TSR` is never used
[INFO] [stdout]   --> src/emulator/csr.rs:60:11
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub const MASK_TSR: u64 = 1 << 22;
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MASK_SXL` is never used
[INFO] [stdout]   --> src/emulator/csr.rs:62:11
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub const MASK_SXL: u64 = 0b11 << 34;
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MASK_SBE` is never used
[INFO] [stdout]   --> src/emulator/csr.rs:63:11
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub const MASK_SBE: u64 = 1 << 36;
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MASK_MBE` is never used
[INFO] [stdout]   --> src/emulator/csr.rs:64:11
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub const MASK_MBE: u64 = 1 << 37;
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_u32` is never used
[INFO] [stdout]   --> src/emulator/instructions.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl R_Instr {
[INFO] [stdout]    | ------------ associated function in this implementation
[INFO] [stdout] 29 |     pub fn from_u32(inst: u32) -> R_Instr {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_u32` is never used
[INFO] [stdout]   --> src/emulator/instructions.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 50 | impl I_Instr {
[INFO] [stdout]    | ------------ associated function in this implementation
[INFO] [stdout] 51 |     pub fn from_u32(inst: u32) -> I_Instr {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_u32` is never used
[INFO] [stdout]   --> src/emulator/instructions.rs:72:12
[INFO] [stdout]    |
[INFO] [stdout] 71 | impl S_Instr {
[INFO] [stdout]    | ------------ associated function in this implementation
[INFO] [stdout] 72 |     pub fn from_u32(inst: u32) -> S_Instr {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_u32` is never used
[INFO] [stdout]   --> src/emulator/instructions.rs:95:12
[INFO] [stdout]    |
[INFO] [stdout] 94 | impl B_Instr {
[INFO] [stdout]    | ------------ associated function in this implementation
[INFO] [stdout] 95 |     pub fn from_u32(inst: u32) -> B_Instr {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_u32` is never used
[INFO] [stdout]    --> src/emulator/instructions.rs:122:12
[INFO] [stdout]     |
[INFO] [stdout] 121 | impl U_Instr {
[INFO] [stdout]     | ------------ associated function in this implementation
[INFO] [stdout] 122 |     pub fn from_u32(inst: u32) -> U_Instr {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_u32` is never used
[INFO] [stdout]    --> src/emulator/instructions.rs:141:12
[INFO] [stdout]     |
[INFO] [stdout] 140 | impl J_Instr {
[INFO] [stdout]     | ------------ associated function in this implementation
[INFO] [stdout] 141 |     pub fn from_u32(inst: u32) -> J_Instr {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Plic` is never constructed
[INFO] [stdout]  --> src/emulator/plic.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Plic {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PLIC_COMPLETED_ADDR` is never used
[INFO] [stdout]   --> src/emulator/plic.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub const PLIC_COMPLETED_ADDR: u64 = PLIC_CLAIM_ADDR + 4;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PLIC_END` is never used
[INFO] [stdout]   --> src/emulator/plic.rs:19:11
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub const PLIC_END: u64 = PLIC_COMPLETED_ADDR;
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `load`, and `store` are never used
[INFO] [stdout]   --> src/emulator/plic.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl Plic {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] 22 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn load(&self, addr: u64) -> Result<u64, errors::Exception> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |     pub fn store(&mut self, addr: u64, value: u64) -> Result<(), errors::Exception> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `UART_LSR_THR_STATUS_FLAG` is never used
[INFO] [stdout]   --> src/emulator/uart.rs:26:11
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub const UART_LSR_THR_STATUS_FLAG: u8 = 1 << 5;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `Risc_V_Emulator` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `risc_v_emulator`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/lib.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     file.read_to_end(&mut code);
[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)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let _ = file.read_to_end(&mut code);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `User` should have an upper case name
[INFO] [stdout]   --> src/emulator.rs:14:7
[INFO] [stdout]    |
[INFO] [stdout] 14 | const User: Mode = 0; // 0b00
[INFO] [stdout]    |       ^^^^ help: convert the identifier to upper case: `USER`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `Supervisor` should have an upper case name
[INFO] [stdout]   --> src/emulator.rs:15:7
[INFO] [stdout]    |
[INFO] [stdout] 15 | const Supervisor: Mode = 1; // 0b01
[INFO] [stdout]    |       ^^^^^^^^^^ help: convert the identifier to upper case: `SUPERVISOR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `Machine` should have an upper case name
[INFO] [stdout]   --> src/emulator.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | const Machine: Mode = 3; // 0b11
[INFO] [stdout]    |       ^^^^^^^ help: convert the identifier to upper case: `MACHINE`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `MEMORY_SIZE` should have a snake case name
[INFO] [stdout]   --> src/emulator.rs:41:13
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let MEMORY_SIZE = 1024*1024*128; // Define 10MiB memory
[INFO] [stdout]    |             ^^^^^^^^^^^ help: convert the identifier to snake case: `memory_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SPP_FLAG_POS` should have a snake case name
[INFO] [stdout]    --> src/emulator.rs:354:29
[INFO] [stdout]     |
[INFO] [stdout] 354 |                         let SPP_FLAG_POS = 8; 
[INFO] [stdout]     |                             ^^^^^^^^^^^^ help: convert the identifier to snake case: `spp_flag_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SPIE_FLAG_POS` should have a snake case name
[INFO] [stdout]    --> src/emulator.rs:359:29
[INFO] [stdout]     |
[INFO] [stdout] 359 |                         let SPIE_FLAG_POS = 5;
[INFO] [stdout]     |                             ^^^^^^^^^^^^^ help: convert the identifier to snake case: `spie_flag_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIE_FLAG_POS` should have a snake case name
[INFO] [stdout]    --> src/emulator.rs:360:29
[INFO] [stdout]     |
[INFO] [stdout] 360 |                         let SIE_FLAG_POS = 1;
[INFO] [stdout]     |                             ^^^^^^^^^^^^ help: convert the identifier to snake case: `sie_flag_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SupervisorSoftwareInterrupt` should have a snake case name
[INFO] [stdout]   --> src/emulator/interrupt.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             SupervisorSoftwareInterrupt => 1,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `supervisor_software_interrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `MachineSoftwareInterrupt` should have a snake case name
[INFO] [stdout]   --> src/emulator/interrupt.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |             MachineSoftwareInterrupt => 3,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `machine_software_interrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SupervisorTimerInterrupt` should have a snake case name
[INFO] [stdout]   --> src/emulator/interrupt.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |             SupervisorTimerInterrupt => 5,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `supervisor_timer_interrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `MachineTimerInterrupt` should have a snake case name
[INFO] [stdout]   --> src/emulator/interrupt.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |             MachineTimerInterrupt => 7,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `machine_timer_interrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SupervisorExternalInterrupt` should have a snake case name
[INFO] [stdout]   --> src/emulator/interrupt.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             SupervisorExternalInterrupt => 9,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `supervisor_external_interrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `MachineExternalInterrupt` should have a snake case name
[INFO] [stdout]   --> src/emulator/interrupt.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             MachineExternalInterrupt => 11,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `machine_external_interrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0170`.
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "d5a6a8c0961675c333fa0c71a456006400cb3afa833fa8edff4eae989e9d3b4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5a6a8c0961675c333fa0c71a456006400cb3afa833fa8edff4eae989e9d3b4a", kill_on_drop: false }`
[INFO] [stdout] d5a6a8c0961675c333fa0c71a456006400cb3afa833fa8edff4eae989e9d3b4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cddbb2a5050ab05e1f9e4a3f50d7712e7052fad532a31aee07829e87406bde0b
[INFO] running `Command { std: "docker" "start" "-a" "cddbb2a5050ab05e1f9e4a3f50d7712e7052fad532a31aee07829e87406bde0b", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]   --> src/emulator/bus.rs:20:15
[INFO] [stdout]    |
[INFO] [stdout] 20 |         match (addr) {
[INFO] [stdout]    |               ^    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 20 -         match (addr) {
[INFO] [stdout] 20 +         match addr {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]   --> src/emulator/bus.rs:28:14
[INFO] [stdout]    |
[INFO] [stdout] 28 |         match(addr) {
[INFO] [stdout]    |              ^    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 28 -         match(addr) {
[INFO] [stdout] 28 +         match addr {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/emulator/dram.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |         if (![8, 16, 32, 64].contains(&size)) {
[INFO] [stdout]    |            ^                                ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 17 -         if (![8, 16, 32, 64].contains(&size)) {
[INFO] [stdout] 17 +         if ![8, 16, 32, 64].contains(&size) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/emulator/dram.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |         if (![8, 16, 32, 64].contains(&size)) {
[INFO] [stdout]    |            ^                                ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 33 -         if (![8, 16, 32, 64].contains(&size)) {
[INFO] [stdout] 33 +         if ![8, 16, 32, 64].contains(&size) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]   --> src/emulator/errors.rs:53:14
[INFO] [stdout]    |
[INFO] [stdout] 53 |         match(self) {
[INFO] [stdout]    |              ^    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 53 -         match(self) {
[INFO] [stdout] 53 +         match self {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]   --> src/emulator/errors.rs:72:14
[INFO] [stdout]    |
[INFO] [stdout] 72 |         match(self) {
[INFO] [stdout]    |              ^    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 72 -         match(self) {
[INFO] [stdout] 72 +         match self {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `R_Instr` should have an upper camel case name
[INFO] [stdout]   --> src/emulator/instructions.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct R_Instr {
[INFO] [stdout]    |            ^^^^^^^ help: convert the identifier to upper camel case: `RInstr`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `I_Instr` should have an upper camel case name
[INFO] [stdout]   --> src/emulator/instructions.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub struct I_Instr {
[INFO] [stdout]    |            ^^^^^^^ help: convert the identifier to upper camel case: `IInstr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `S_Instr` should have an upper camel case name
[INFO] [stdout]   --> src/emulator/instructions.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub struct S_Instr {
[INFO] [stdout]    |            ^^^^^^^ help: convert the identifier to upper camel case: `SInstr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `B_Instr` should have an upper camel case name
[INFO] [stdout]   --> src/emulator/instructions.rs:86:12
[INFO] [stdout]    |
[INFO] [stdout] 86 | pub struct B_Instr {
[INFO] [stdout]    |            ^^^^^^^ help: convert the identifier to upper camel case: `BInstr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `U_Instr` should have an upper camel case name
[INFO] [stdout]    --> src/emulator/instructions.rs:115:12
[INFO] [stdout]     |
[INFO] [stdout] 115 | pub struct U_Instr {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to upper camel case: `UInstr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `J_Instr` should have an upper camel case name
[INFO] [stdout]    --> src/emulator/instructions.rs:134:12
[INFO] [stdout]     |
[INFO] [stdout] 134 | pub struct J_Instr {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to upper camel case: `JInstr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]   --> src/emulator/interrupt.rs:16:35
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let interrupt_code = match(self) {
[INFO] [stdout]    |                                   ^    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 16 -         let interrupt_code = match(self) {
[INFO] [stdout] 16 +         let interrupt_code = match self {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]   --> src/emulator/plic.rs:33:14
[INFO] [stdout]    |
[INFO] [stdout] 33 |         match(addr) {
[INFO] [stdout]    |              ^    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 33 -         match(addr) {
[INFO] [stdout] 33 +         match addr {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]   --> src/emulator/plic.rs:46:14
[INFO] [stdout]    |
[INFO] [stdout] 46 |         match(addr) {
[INFO] [stdout]    |              ^    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 46 -         match(addr) {
[INFO] [stdout] 46 +         match addr {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]   --> src/emulator/uart.rs:59:18
[INFO] [stdout]    |
[INFO] [stdout] 59 |             match(read_io) {
[INFO] [stdout]    |                  ^       ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 59 -             match(read_io) {
[INFO] [stdout] 59 +             match read_io {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `while` condition
[INFO] [stdout]   --> src/emulator/uart.rs:65:27
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     while (array[UART_LSR_INDEX as usize] & UART_LSR_RHR_STATUS_FLAG == 1) {
[INFO] [stdout]    |                           ^                                                              ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 65 -                     while (array[UART_LSR_INDEX as usize] & UART_LSR_RHR_STATUS_FLAG == 1) {
[INFO] [stdout] 65 +                     while array[UART_LSR_INDEX as usize] & UART_LSR_RHR_STATUS_FLAG == 1 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]   --> src/emulator/uart.rs:85:15
[INFO] [stdout]    |
[INFO] [stdout] 85 |         match (index) {
[INFO] [stdout]    |               ^     ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 85 -         match (index) {
[INFO] [stdout] 85 +         match index {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> src/emulator/uart.rs:101:15
[INFO] [stdout]     |
[INFO] [stdout] 101 |         match (index) {
[INFO] [stdout]     |               ^     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 101 -         match (index) {
[INFO] [stdout] 101 +         match index {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `while` condition
[INFO] [stdout]   --> src/emulator.rs:49:15
[INFO] [stdout]    |
[INFO] [stdout] 49 |         while (self.pc < self.bus.dram.dram.len() as u64) {
[INFO] [stdout]    |               ^                                         ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 49 -         while (self.pc < self.bus.dram.dram.len() as u64) {
[INFO] [stdout] 49 +         while self.pc < self.bus.dram.dram.len() as u64 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/emulator.rs:77:35
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let instr = self.bus.load((index as u64), 32);
[INFO] [stdout]    |                                   ^            ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 77 -         let instr = self.bus.load((index as u64), 32);
[INFO] [stdout] 77 +         let instr = self.bus.load(index as u64, 32);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/emulator.rs:99:18
[INFO] [stdout]    |
[INFO] [stdout] 99 |         for i in (0..self.regs.len()) {
[INFO] [stdout]    |                  ^                  ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 99 -         for i in (0..self.regs.len()) {
[INFO] [stdout] 99 +         for i in 0..self.regs.len() {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/emulator.rs:110:12
[INFO] [stdout]     |
[INFO] [stdout] 110 |         if (delegate_to_s_mode) {
[INFO] [stdout]     |            ^                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 110 -         if (delegate_to_s_mode) {
[INFO] [stdout] 110 +         if delegate_to_s_mode {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/emulator.rs:113:16
[INFO] [stdout]     |
[INFO] [stdout] 113 |             if (tvec & 0b11 == 0) {
[INFO] [stdout]     |                ^                ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 113 -             if (tvec & 0b11 == 0) {
[INFO] [stdout] 113 +             if tvec & 0b11 == 0 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/emulator.rs:132:16
[INFO] [stdout]     |
[INFO] [stdout] 132 |             if (tvec & 0b11 == 0) {
[INFO] [stdout]     |                ^                ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 132 -             if (tvec & 0b11 == 0) {
[INFO] [stdout] 132 +             if tvec & 0b11 == 0 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/emulator.rs:154:12
[INFO] [stdout]     |
[INFO] [stdout] 154 |         if (error.is_fatal()) { 
[INFO] [stdout]     |            ^                ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 154 -         if (error.is_fatal()) { 
[INFO] [stdout] 154 +         if error.is_fatal() { 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/emulator.rs:167:12
[INFO] [stdout]     |
[INFO] [stdout] 167 |         if (should_deleg_to_supervisor) {
[INFO] [stdout]     |            ^                          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 167 -         if (should_deleg_to_supervisor) {
[INFO] [stdout] 167 +         if should_deleg_to_supervisor {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/emulator.rs:206:12
[INFO] [stdout]     |
[INFO] [stdout] 206 |         if (self.mode == Machine && (self.csr.load(MSTATUS) & MASK_MIE) == 0) {
[INFO] [stdout]     |            ^                                                                ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 206 -         if (self.mode == Machine && (self.csr.load(MSTATUS) & MASK_MIE) == 0) {
[INFO] [stdout] 206 +         if self.mode == Machine && (self.csr.load(MSTATUS) & MASK_MIE) == 0 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/emulator.rs:211:12
[INFO] [stdout]     |
[INFO] [stdout] 211 |         if ((self.mode == Supervisor) &&  (self.csr.load(MSTATUS) & MASK_SIE) == 0) {
[INFO] [stdout]     |            ^                                                                      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 211 -         if ((self.mode == Supervisor) &&  (self.csr.load(MSTATUS) & MASK_SIE) == 0) {
[INFO] [stdout] 211 +         if (self.mode == Supervisor) &&  (self.csr.load(MSTATUS) & MASK_SIE) == 0 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/emulator.rs:215:12
[INFO] [stdout]     |
[INFO] [stdout] 215 |         if (self.bus.uart.is_interrupting()) {
[INFO] [stdout]     |            ^                               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 215 -         if (self.bus.uart.is_interrupting()) {
[INFO] [stdout] 215 +         if self.bus.uart.is_interrupting() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/emulator.rs:257:25
[INFO] [stdout]     |
[INFO] [stdout] 257 |         let flag_mask = (1 << flag_index);
[INFO] [stdout]     |                         ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 257 -         let flag_mask = (1 << flag_index);
[INFO] [stdout] 257 +         let flag_mask = 1 << flag_index;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `return` value
[INFO] [stdout]    --> src/emulator.rs:258:16
[INFO] [stdout]     |
[INFO] [stdout] 258 |         return ((status & flag_mask) > 0);
[INFO] [stdout]     |                ^                        ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 258 -         return ((status & flag_mask) > 0);
[INFO] [stdout] 258 +         return (status & flag_mask) > 0;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> src/emulator.rs:272:14
[INFO] [stdout]     |
[INFO] [stdout] 272 |         match(inst.opcode) {
[INFO] [stdout]     |              ^           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 272 -         match(inst.opcode) {
[INFO] [stdout] 272 +         match inst.opcode {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> src/emulator.rs:274:23
[INFO] [stdout]     |
[INFO] [stdout] 274 |                 match (inst.funct3) {
[INFO] [stdout]     |                       ^           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 274 -                 match (inst.funct3) {
[INFO] [stdout] 274 +                 match inst.funct3 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> src/emulator.rs:276:31
[INFO] [stdout]     |
[INFO] [stdout] 276 |                         match (inst.funct7) {
[INFO] [stdout]     |                               ^           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 276 -                         match (inst.funct7) {
[INFO] [stdout] 276 +                         match inst.funct7 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> src/emulator.rs:290:22
[INFO] [stdout]     |
[INFO] [stdout] 290 |                 match(inst.funct3) {
[INFO] [stdout]     |                      ^           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 290 -                 match(inst.funct3) {
[INFO] [stdout] 290 +                 match inst.funct3 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/emulator.rs:301:38
[INFO] [stdout]     |
[INFO] [stdout] 301 |                         let result = ((self.regs[inst.rs1] as i64) < imm as i64);
[INFO] [stdout]     |                                      ^                                         ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 301 -                         let result = ((self.regs[inst.rs1] as i64) < imm as i64);
[INFO] [stdout] 301 +                         let result = (self.regs[inst.rs1] as i64) < imm as i64;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/emulator.rs:305:38
[INFO] [stdout]     |
[INFO] [stdout] 305 |                         let result = ((self.regs[inst.rs1] as u64) < imm);
[INFO] [stdout]     |                                      ^                                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 305 -                         let result = ((self.regs[inst.rs1] as u64) < imm);
[INFO] [stdout] 305 +                         let result = (self.regs[inst.rs1] as u64) < imm;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> src/emulator.rs:312:30
[INFO] [stdout]     |
[INFO] [stdout] 312 |                         match(inst.funct7) {
[INFO] [stdout]     |                              ^           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 312 -                         match(inst.funct7) {
[INFO] [stdout] 312 +                         match inst.funct7 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/emulator.rs:335:38
[INFO] [stdout]     |
[INFO] [stdout] 335 |                 self.regs[inst.rd] = (imm << 12);
[INFO] [stdout]     |                                      ^         ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 335 -                 self.regs[inst.rd] = (imm << 12);
[INFO] [stdout] 335 +                 self.regs[inst.rd] = imm << 12;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/emulator.rs:355:37
[INFO] [stdout]     |
[INFO] [stdout] 355 |                         self.mode = (updated_sstatus & (1 << SPP_FLAG_POS) >> SPP_FLAG_POS);
[INFO] [stdout]     |                                     ^                                                     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 355 -                         self.mode = (updated_sstatus & (1 << SPP_FLAG_POS) >> SPP_FLAG_POS);
[INFO] [stdout] 355 +                         self.mode = updated_sstatus & (1 << SPP_FLAG_POS) >> SPP_FLAG_POS;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/emulator.rs:361:36
[INFO] [stdout]     |
[INFO] [stdout] 361 |                         let spie = (updated_sstatus & (1 << SPIE_FLAG_POS) >> SPIE_FLAG_POS);
[INFO] [stdout]     |                                    ^                                                       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 361 -                         let spie = (updated_sstatus & (1 << SPIE_FLAG_POS) >> SPIE_FLAG_POS);
[INFO] [stdout] 361 +                         let spie = updated_sstatus & (1 << SPIE_FLAG_POS) >> SPIE_FLAG_POS;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/emulator.rs:365:44
[INFO] [stdout]     |
[INFO] [stdout] 365 |                         updated_sstatus |= (1 << SPIE_FLAG_POS);
[INFO] [stdout]     |                                            ^                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 365 -                         updated_sstatus |= (1 << SPIE_FLAG_POS);
[INFO] [stdout] 365 +                         updated_sstatus |= 1 << SPIE_FLAG_POS;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/lib.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 |     if (args.len() != 2) {
[INFO] [stdout]    |        ^               ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 14 -     if (args.len() != 2) {
[INFO] [stdout] 14 +     if args.len() != 2 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0170]: pattern binding `SupervisorSoftwareInterrupt` is named the same as one of the variants of the type `emulator::interrupt::Interrupt`
[INFO] [stdout]   --> src/emulator/interrupt.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             SupervisorSoftwareInterrupt => 1,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: to match on the variant, qualify the path: `emulator::interrupt::Interrupt::SupervisorSoftwareInterrupt`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bindings_with_variant_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0170]: pattern binding `MachineSoftwareInterrupt` is named the same as one of the variants of the type `emulator::interrupt::Interrupt`
[INFO] [stdout]   --> src/emulator/interrupt.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |             MachineSoftwareInterrupt => 3,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: to match on the variant, qualify the path: `emulator::interrupt::Interrupt::MachineSoftwareInterrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0170]: pattern binding `SupervisorTimerInterrupt` is named the same as one of the variants of the type `emulator::interrupt::Interrupt`
[INFO] [stdout]   --> src/emulator/interrupt.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |             SupervisorTimerInterrupt => 5,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: to match on the variant, qualify the path: `emulator::interrupt::Interrupt::SupervisorTimerInterrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0170]: pattern binding `MachineTimerInterrupt` is named the same as one of the variants of the type `emulator::interrupt::Interrupt`
[INFO] [stdout]   --> src/emulator/interrupt.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |             MachineTimerInterrupt => 7,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^ help: to match on the variant, qualify the path: `emulator::interrupt::Interrupt::MachineTimerInterrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0170]: pattern binding `SupervisorExternalInterrupt` is named the same as one of the variants of the type `emulator::interrupt::Interrupt`
[INFO] [stdout]   --> src/emulator/interrupt.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             SupervisorExternalInterrupt => 9,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: to match on the variant, qualify the path: `emulator::interrupt::Interrupt::SupervisorExternalInterrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0170]: pattern binding `MachineExternalInterrupt` is named the same as one of the variants of the type `emulator::interrupt::Interrupt`
[INFO] [stdout]   --> src/emulator/interrupt.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             MachineExternalInterrupt => 11,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: to match on the variant, qualify the path: `emulator::interrupt::Interrupt::MachineExternalInterrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/emulator/interrupt.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             SupervisorSoftwareInterrupt => 1,
[INFO] [stdout]    |             --------------------------- matches any value
[INFO] [stdout] 18 |             MachineSoftwareInterrupt => 3,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/emulator/interrupt.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             SupervisorSoftwareInterrupt => 1,
[INFO] [stdout]    |             --------------------------- matches any value
[INFO] [stdout] 18 |             MachineSoftwareInterrupt => 3,
[INFO] [stdout] 19 |             SupervisorTimerInterrupt => 5,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/emulator/interrupt.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             SupervisorSoftwareInterrupt => 1,
[INFO] [stdout]    |             --------------------------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 20 |             MachineTimerInterrupt => 7,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/emulator/interrupt.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             SupervisorSoftwareInterrupt => 1,
[INFO] [stdout]    |             --------------------------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 21 |             SupervisorExternalInterrupt => 9,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/emulator/interrupt.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             SupervisorSoftwareInterrupt => 1,
[INFO] [stdout]    |             --------------------------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 22 |             MachineExternalInterrupt => 11,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SupervisorSoftwareInterrupt`
[INFO] [stdout]   --> src/emulator/interrupt.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             SupervisorSoftwareInterrupt => 1,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SupervisorSoftwareInterrupt`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `MachineSoftwareInterrupt`
[INFO] [stdout]   --> src/emulator/interrupt.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |             MachineSoftwareInterrupt => 3,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_MachineSoftwareInterrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SupervisorTimerInterrupt`
[INFO] [stdout]   --> src/emulator/interrupt.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |             SupervisorTimerInterrupt => 5,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SupervisorTimerInterrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `MachineTimerInterrupt`
[INFO] [stdout]   --> src/emulator/interrupt.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |             MachineTimerInterrupt => 7,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_MachineTimerInterrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SupervisorExternalInterrupt`
[INFO] [stdout]   --> src/emulator/interrupt.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             SupervisorExternalInterrupt => 9,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SupervisorExternalInterrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `MachineExternalInterrupt`
[INFO] [stdout]   --> src/emulator/interrupt.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             MachineExternalInterrupt => 11,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_MachineExternalInterrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/emulator/uart.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let mut array = [0; UART_SIZE as usize];
[INFO] [stdout]    |             ----^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling Risc-V-Emulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]   --> src/emulator/uart.rs:80:35
[INFO] [stdout]    |
[INFO] [stdout] 80 |     pub fn load(&self, addr: u64, size: u64) -> Result<u64, errors::Exception> {
[INFO] [stdout]    |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cvar`
[INFO] [stdout]   --> src/emulator/uart.rs:96:20
[INFO] [stdout]    |
[INFO] [stdout] 96 |         let (uart, cvar) = &*self.uart;
[INFO] [stdout]    |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_cvar`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]   --> src/emulator/uart.rs:95:40
[INFO] [stdout]    |
[INFO] [stdout] 95 |     pub fn store(&mut self, addr: u64, size: u64, value: u64) -> Result<(), errors::Exception> {
[INFO] [stdout]    |                                        ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]  --> src/lib.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn main() -> io::Result<()> {
[INFO] [stdout]   |    ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `User` is never used
[INFO] [stdout]   --> src/emulator.rs:14:7
[INFO] [stdout]    |
[INFO] [stdout] 14 | const User: Mode = 0; // 0b00
[INFO] [stdout]    |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `get_status_flag` is never used
[INFO] [stdout]    --> src/emulator.rs:256:8
[INFO] [stdout]     |
[INFO] [stdout] 26  | impl Cpu {
[INFO] [stdout]     | -------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 256 |     fn get_status_flag(status: &u64, flag_index: u64) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MCOUNTEREN` is never used
[INFO] [stdout]   --> src/emulator/csr.rs:12:11
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub const MCOUNTEREN: usize = 0x306;
[INFO] [stdout]    |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MSCRATCH` is never used
[INFO] [stdout]   --> src/emulator/csr.rs:14:11
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub const MSCRATCH: usize = 0x340;
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SSCRATCH` is never used
[INFO] [stdout]   --> src/emulator/csr.rs:32:11
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub const SSCRATCH: usize = 0x140;
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SATP` is never used
[INFO] [stdout]   --> src/emulator/csr.rs:42:11
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub const SATP: usize = 0x180;
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MASK_VS` is never used
[INFO] [stdout]   --> src/emulator/csr.rs:51:11
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub const MASK_VS: u64 = 0b11 << 9;
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MASK_MPRV` is never used
[INFO] [stdout]   --> src/emulator/csr.rs:55:11
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub const MASK_MPRV: u64 = 1 << 17;
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MASK_TVM` is never used
[INFO] [stdout]   --> src/emulator/csr.rs:58:11
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub const MASK_TVM: u64 = 1 << 20;
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MASK_TW` is never used
[INFO] [stdout]   --> src/emulator/csr.rs:59:11
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub const MASK_TW: u64 = 1 << 21;
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MASK_TSR` is never used
[INFO] [stdout]   --> src/emulator/csr.rs:60:11
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub const MASK_TSR: u64 = 1 << 22;
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MASK_SXL` is never used
[INFO] [stdout]   --> src/emulator/csr.rs:62:11
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub const MASK_SXL: u64 = 0b11 << 34;
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MASK_SBE` is never used
[INFO] [stdout]   --> src/emulator/csr.rs:63:11
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub const MASK_SBE: u64 = 1 << 36;
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MASK_MBE` is never used
[INFO] [stdout]   --> src/emulator/csr.rs:64:11
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub const MASK_MBE: u64 = 1 << 37;
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_u32` is never used
[INFO] [stdout]   --> src/emulator/instructions.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl R_Instr {
[INFO] [stdout]    | ------------ associated function in this implementation
[INFO] [stdout] 29 |     pub fn from_u32(inst: u32) -> R_Instr {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_u32` is never used
[INFO] [stdout]   --> src/emulator/instructions.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 50 | impl I_Instr {
[INFO] [stdout]    | ------------ associated function in this implementation
[INFO] [stdout] 51 |     pub fn from_u32(inst: u32) -> I_Instr {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_u32` is never used
[INFO] [stdout]   --> src/emulator/instructions.rs:72:12
[INFO] [stdout]    |
[INFO] [stdout] 71 | impl S_Instr {
[INFO] [stdout]    | ------------ associated function in this implementation
[INFO] [stdout] 72 |     pub fn from_u32(inst: u32) -> S_Instr {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_u32` is never used
[INFO] [stdout]   --> src/emulator/instructions.rs:95:12
[INFO] [stdout]    |
[INFO] [stdout] 94 | impl B_Instr {
[INFO] [stdout]    | ------------ associated function in this implementation
[INFO] [stdout] 95 |     pub fn from_u32(inst: u32) -> B_Instr {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_u32` is never used
[INFO] [stdout]    --> src/emulator/instructions.rs:122:12
[INFO] [stdout]     |
[INFO] [stdout] 121 | impl U_Instr {
[INFO] [stdout]     | ------------ associated function in this implementation
[INFO] [stdout] 122 |     pub fn from_u32(inst: u32) -> U_Instr {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_u32` is never used
[INFO] [stdout]    --> src/emulator/instructions.rs:141:12
[INFO] [stdout]     |
[INFO] [stdout] 140 | impl J_Instr {
[INFO] [stdout]     | ------------ associated function in this implementation
[INFO] [stdout] 141 |     pub fn from_u32(inst: u32) -> J_Instr {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Plic` is never constructed
[INFO] [stdout]  --> src/emulator/plic.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Plic {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PLIC_COMPLETED_ADDR` is never used
[INFO] [stdout]   --> src/emulator/plic.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub const PLIC_COMPLETED_ADDR: u64 = PLIC_CLAIM_ADDR + 4;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PLIC_END` is never used
[INFO] [stdout]   --> src/emulator/plic.rs:19:11
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub const PLIC_END: u64 = PLIC_COMPLETED_ADDR;
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `load`, and `store` are never used
[INFO] [stdout]   --> src/emulator/plic.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl Plic {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] 22 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn load(&self, addr: u64) -> Result<u64, errors::Exception> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |     pub fn store(&mut self, addr: u64, value: u64) -> Result<(), errors::Exception> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `UART_LSR_THR_STATUS_FLAG` is never used
[INFO] [stdout]   --> src/emulator/uart.rs:26:11
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub const UART_LSR_THR_STATUS_FLAG: u8 = 1 << 5;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `Risc_V_Emulator` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `risc_v_emulator`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/lib.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     file.read_to_end(&mut code);
[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)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let _ = file.read_to_end(&mut code);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `User` should have an upper case name
[INFO] [stdout]   --> src/emulator.rs:14:7
[INFO] [stdout]    |
[INFO] [stdout] 14 | const User: Mode = 0; // 0b00
[INFO] [stdout]    |       ^^^^ help: convert the identifier to upper case: `USER`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `Supervisor` should have an upper case name
[INFO] [stdout]   --> src/emulator.rs:15:7
[INFO] [stdout]    |
[INFO] [stdout] 15 | const Supervisor: Mode = 1; // 0b01
[INFO] [stdout]    |       ^^^^^^^^^^ help: convert the identifier to upper case: `SUPERVISOR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `Machine` should have an upper case name
[INFO] [stdout]   --> src/emulator.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | const Machine: Mode = 3; // 0b11
[INFO] [stdout]    |       ^^^^^^^ help: convert the identifier to upper case: `MACHINE`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `MEMORY_SIZE` should have a snake case name
[INFO] [stdout]   --> src/emulator.rs:41:13
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let MEMORY_SIZE = 1024*1024*128; // Define 10MiB memory
[INFO] [stdout]    |             ^^^^^^^^^^^ help: convert the identifier to snake case: `memory_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SPP_FLAG_POS` should have a snake case name
[INFO] [stdout]    --> src/emulator.rs:354:29
[INFO] [stdout]     |
[INFO] [stdout] 354 |                         let SPP_FLAG_POS = 8; 
[INFO] [stdout]     |                             ^^^^^^^^^^^^ help: convert the identifier to snake case: `spp_flag_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SPIE_FLAG_POS` should have a snake case name
[INFO] [stdout]    --> src/emulator.rs:359:29
[INFO] [stdout]     |
[INFO] [stdout] 359 |                         let SPIE_FLAG_POS = 5;
[INFO] [stdout]     |                             ^^^^^^^^^^^^^ help: convert the identifier to snake case: `spie_flag_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIE_FLAG_POS` should have a snake case name
[INFO] [stdout]    --> src/emulator.rs:360:29
[INFO] [stdout]     |
[INFO] [stdout] 360 |                         let SIE_FLAG_POS = 1;
[INFO] [stdout]     |                             ^^^^^^^^^^^^ help: convert the identifier to snake case: `sie_flag_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SupervisorSoftwareInterrupt` should have a snake case name
[INFO] [stdout]   --> src/emulator/interrupt.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             SupervisorSoftwareInterrupt => 1,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `supervisor_software_interrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `MachineSoftwareInterrupt` should have a snake case name
[INFO] [stdout]   --> src/emulator/interrupt.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |             MachineSoftwareInterrupt => 3,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `machine_software_interrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SupervisorTimerInterrupt` should have a snake case name
[INFO] [stdout]   --> src/emulator/interrupt.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |             SupervisorTimerInterrupt => 5,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `supervisor_timer_interrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `MachineTimerInterrupt` should have a snake case name
[INFO] [stdout]   --> src/emulator/interrupt.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |             MachineTimerInterrupt => 7,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `machine_timer_interrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SupervisorExternalInterrupt` should have a snake case name
[INFO] [stdout]   --> src/emulator/interrupt.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             SupervisorExternalInterrupt => 9,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `supervisor_external_interrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `MachineExternalInterrupt` should have a snake case name
[INFO] [stdout]   --> src/emulator/interrupt.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             MachineExternalInterrupt => 11,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `machine_external_interrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0170`.
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> tests/test_add.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]   --> src/emulator/bus.rs:20:15
[INFO] [stdout]    |
[INFO] [stdout] 20 |         match (addr) {
[INFO] [stdout]    |               ^    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 20 -         match (addr) {
[INFO] [stdout] 20 +         match addr {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]   --> src/emulator/bus.rs:28:14
[INFO] [stdout]    |
[INFO] [stdout] 28 |         match(addr) {
[INFO] [stdout]    |              ^    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 28 -         match(addr) {
[INFO] [stdout] 28 +         match addr {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/emulator/dram.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |         if (![8, 16, 32, 64].contains(&size)) {
[INFO] [stdout]    |            ^                                ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 17 -         if (![8, 16, 32, 64].contains(&size)) {
[INFO] [stdout] 17 +         if ![8, 16, 32, 64].contains(&size) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/emulator/dram.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |         if (![8, 16, 32, 64].contains(&size)) {
[INFO] [stdout]    |            ^                                ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 33 -         if (![8, 16, 32, 64].contains(&size)) {
[INFO] [stdout] 33 +         if ![8, 16, 32, 64].contains(&size) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]   --> src/emulator/errors.rs:53:14
[INFO] [stdout]    |
[INFO] [stdout] 53 |         match(self) {
[INFO] [stdout]    |              ^    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 53 -         match(self) {
[INFO] [stdout] 53 +         match self {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]   --> src/emulator/errors.rs:72:14
[INFO] [stdout]    |
[INFO] [stdout] 72 |         match(self) {
[INFO] [stdout]    |              ^    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 72 -         match(self) {
[INFO] [stdout] 72 +         match self {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `R_Instr` should have an upper camel case name
[INFO] [stdout]   --> src/emulator/instructions.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct R_Instr {
[INFO] [stdout]    |            ^^^^^^^ help: convert the identifier to upper camel case: `RInstr`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `I_Instr` should have an upper camel case name
[INFO] [stdout]   --> src/emulator/instructions.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub struct I_Instr {
[INFO] [stdout]    |            ^^^^^^^ help: convert the identifier to upper camel case: `IInstr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `S_Instr` should have an upper camel case name
[INFO] [stdout]   --> src/emulator/instructions.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub struct S_Instr {
[INFO] [stdout]    |            ^^^^^^^ help: convert the identifier to upper camel case: `SInstr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `B_Instr` should have an upper camel case name
[INFO] [stdout]   --> src/emulator/instructions.rs:86:12
[INFO] [stdout]    |
[INFO] [stdout] 86 | pub struct B_Instr {
[INFO] [stdout]    |            ^^^^^^^ help: convert the identifier to upper camel case: `BInstr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `U_Instr` should have an upper camel case name
[INFO] [stdout]    --> src/emulator/instructions.rs:115:12
[INFO] [stdout]     |
[INFO] [stdout] 115 | pub struct U_Instr {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to upper camel case: `UInstr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `J_Instr` should have an upper camel case name
[INFO] [stdout]    --> src/emulator/instructions.rs:134:12
[INFO] [stdout]     |
[INFO] [stdout] 134 | pub struct J_Instr {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to upper camel case: `JInstr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]   --> src/emulator/interrupt.rs:16:35
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let interrupt_code = match(self) {
[INFO] [stdout]    |                                   ^    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 16 -         let interrupt_code = match(self) {
[INFO] [stdout] 16 +         let interrupt_code = match self {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]   --> src/emulator/plic.rs:33:14
[INFO] [stdout]    |
[INFO] [stdout] 33 |         match(addr) {
[INFO] [stdout]    |              ^    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 33 -         match(addr) {
[INFO] [stdout] 33 +         match addr {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]   --> src/emulator/plic.rs:46:14
[INFO] [stdout]    |
[INFO] [stdout] 46 |         match(addr) {
[INFO] [stdout]    |              ^    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 46 -         match(addr) {
[INFO] [stdout] 46 +         match addr {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]   --> src/emulator/uart.rs:59:18
[INFO] [stdout]    |
[INFO] [stdout] 59 |             match(read_io) {
[INFO] [stdout]    |                  ^       ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 59 -             match(read_io) {
[INFO] [stdout] 59 +             match read_io {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `while` condition
[INFO] [stdout]   --> src/emulator/uart.rs:65:27
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     while (array[UART_LSR_INDEX as usize] & UART_LSR_RHR_STATUS_FLAG == 1) {
[INFO] [stdout]    |                           ^                                                              ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 65 -                     while (array[UART_LSR_INDEX as usize] & UART_LSR_RHR_STATUS_FLAG == 1) {
[INFO] [stdout] 65 +                     while array[UART_LSR_INDEX as usize] & UART_LSR_RHR_STATUS_FLAG == 1 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]   --> src/emulator/uart.rs:85:15
[INFO] [stdout]    |
[INFO] [stdout] 85 |         match (index) {
[INFO] [stdout]    |               ^     ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 85 -         match (index) {
[INFO] [stdout] 85 +         match index {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> src/emulator/uart.rs:101:15
[INFO] [stdout]     |
[INFO] [stdout] 101 |         match (index) {
[INFO] [stdout]     |               ^     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 101 -         match (index) {
[INFO] [stdout] 101 +         match index {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `while` condition
[INFO] [stdout]   --> src/emulator.rs:49:15
[INFO] [stdout]    |
[INFO] [stdout] 49 |         while (self.pc < self.bus.dram.dram.len() as u64) {
[INFO] [stdout]    |               ^                                         ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 49 -         while (self.pc < self.bus.dram.dram.len() as u64) {
[INFO] [stdout] 49 +         while self.pc < self.bus.dram.dram.len() as u64 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/emulator.rs:77:35
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let instr = self.bus.load((index as u64), 32);
[INFO] [stdout]    |                                   ^            ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 77 -         let instr = self.bus.load((index as u64), 32);
[INFO] [stdout] 77 +         let instr = self.bus.load(index as u64, 32);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/emulator.rs:99:18
[INFO] [stdout]    |
[INFO] [stdout] 99 |         for i in (0..self.regs.len()) {
[INFO] [stdout]    |                  ^                  ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 99 -         for i in (0..self.regs.len()) {
[INFO] [stdout] 99 +         for i in 0..self.regs.len() {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/emulator.rs:110:12
[INFO] [stdout]     |
[INFO] [stdout] 110 |         if (delegate_to_s_mode) {
[INFO] [stdout]     |            ^                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 110 -         if (delegate_to_s_mode) {
[INFO] [stdout] 110 +         if delegate_to_s_mode {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/emulator.rs:113:16
[INFO] [stdout]     |
[INFO] [stdout] 113 |             if (tvec & 0b11 == 0) {
[INFO] [stdout]     |                ^                ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 113 -             if (tvec & 0b11 == 0) {
[INFO] [stdout] 113 +             if tvec & 0b11 == 0 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/emulator.rs:132:16
[INFO] [stdout]     |
[INFO] [stdout] 132 |             if (tvec & 0b11 == 0) {
[INFO] [stdout]     |                ^                ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 132 -             if (tvec & 0b11 == 0) {
[INFO] [stdout] 132 +             if tvec & 0b11 == 0 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/emulator.rs:154:12
[INFO] [stdout]     |
[INFO] [stdout] 154 |         if (error.is_fatal()) { 
[INFO] [stdout]     |            ^                ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 154 -         if (error.is_fatal()) { 
[INFO] [stdout] 154 +         if error.is_fatal() { 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/emulator.rs:167:12
[INFO] [stdout]     |
[INFO] [stdout] 167 |         if (should_deleg_to_supervisor) {
[INFO] [stdout]     |            ^                          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 167 -         if (should_deleg_to_supervisor) {
[INFO] [stdout] 167 +         if should_deleg_to_supervisor {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/emulator.rs:206:12
[INFO] [stdout]     |
[INFO] [stdout] 206 |         if (self.mode == Machine && (self.csr.load(MSTATUS) & MASK_MIE) == 0) {
[INFO] [stdout]     |            ^                                                                ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 206 -         if (self.mode == Machine && (self.csr.load(MSTATUS) & MASK_MIE) == 0) {
[INFO] [stdout] 206 +         if self.mode == Machine && (self.csr.load(MSTATUS) & MASK_MIE) == 0 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/emulator.rs:211:12
[INFO] [stdout]     |
[INFO] [stdout] 211 |         if ((self.mode == Supervisor) &&  (self.csr.load(MSTATUS) & MASK_SIE) == 0) {
[INFO] [stdout]     |            ^                                                                      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 211 -         if ((self.mode == Supervisor) &&  (self.csr.load(MSTATUS) & MASK_SIE) == 0) {
[INFO] [stdout] 211 +         if (self.mode == Supervisor) &&  (self.csr.load(MSTATUS) & MASK_SIE) == 0 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/emulator.rs:215:12
[INFO] [stdout]     |
[INFO] [stdout] 215 |         if (self.bus.uart.is_interrupting()) {
[INFO] [stdout]     |            ^                               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 215 -         if (self.bus.uart.is_interrupting()) {
[INFO] [stdout] 215 +         if self.bus.uart.is_interrupting() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/emulator.rs:257:25
[INFO] [stdout]     |
[INFO] [stdout] 257 |         let flag_mask = (1 << flag_index);
[INFO] [stdout]     |                         ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 257 -         let flag_mask = (1 << flag_index);
[INFO] [stdout] 257 +         let flag_mask = 1 << flag_index;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `return` value
[INFO] [stdout]    --> src/emulator.rs:258:16
[INFO] [stdout]     |
[INFO] [stdout] 258 |         return ((status & flag_mask) > 0);
[INFO] [stdout]     |                ^                        ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 258 -         return ((status & flag_mask) > 0);
[INFO] [stdout] 258 +         return (status & flag_mask) > 0;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> src/emulator.rs:272:14
[INFO] [stdout]     |
[INFO] [stdout] 272 |         match(inst.opcode) {
[INFO] [stdout]     |              ^           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 272 -         match(inst.opcode) {
[INFO] [stdout] 272 +         match inst.opcode {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> src/emulator.rs:274:23
[INFO] [stdout]     |
[INFO] [stdout] 274 |                 match (inst.funct3) {
[INFO] [stdout]     |                       ^           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 274 -                 match (inst.funct3) {
[INFO] [stdout] 274 +                 match inst.funct3 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> src/emulator.rs:276:31
[INFO] [stdout]     |
[INFO] [stdout] 276 |                         match (inst.funct7) {
[INFO] [stdout]     |                               ^           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 276 -                         match (inst.funct7) {
[INFO] [stdout] 276 +                         match inst.funct7 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> src/emulator.rs:290:22
[INFO] [stdout]     |
[INFO] [stdout] 290 |                 match(inst.funct3) {
[INFO] [stdout]     |                      ^           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 290 -                 match(inst.funct3) {
[INFO] [stdout] 290 +                 match inst.funct3 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/emulator.rs:301:38
[INFO] [stdout]     |
[INFO] [stdout] 301 |                         let result = ((self.regs[inst.rs1] as i64) < imm as i64);
[INFO] [stdout]     |                                      ^                                         ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 301 -                         let result = ((self.regs[inst.rs1] as i64) < imm as i64);
[INFO] [stdout] 301 +                         let result = (self.regs[inst.rs1] as i64) < imm as i64;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]   --> tests/test_add.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let result = read_binary(&mut code, &prog_file);
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/emulator.rs:305:38
[INFO] [stdout]     |
[INFO] [stdout] 305 |                         let result = ((self.regs[inst.rs1] as u64) < imm);
[INFO] [stdout]     |                                      ^                                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 305 -                         let result = ((self.regs[inst.rs1] as u64) < imm);
[INFO] [stdout] 305 +                         let result = (self.regs[inst.rs1] as u64) < imm;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> src/emulator.rs:312:30
[INFO] [stdout]     |
[INFO] [stdout] 312 |                         match(inst.funct7) {
[INFO] [stdout]     |                              ^           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 312 -                         match(inst.funct7) {
[INFO] [stdout] 312 +                         match inst.funct7 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/emulator.rs:335:38
[INFO] [stdout]     |
[INFO] [stdout] 335 |                 self.regs[inst.rd] = (imm << 12);
[INFO] [stdout]     |                                      ^         ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 335 -                 self.regs[inst.rd] = (imm << 12);
[INFO] [stdout] 335 +                 self.regs[inst.rd] = imm << 12;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/emulator.rs:355:37
[INFO] [stdout]     |
[INFO] [stdout] 355 |                         self.mode = (updated_sstatus & (1 << SPP_FLAG_POS) >> SPP_FLAG_POS);
[INFO] [stdout]     |                                     ^                                                     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 355 -                         self.mode = (updated_sstatus & (1 << SPP_FLAG_POS) >> SPP_FLAG_POS);
[INFO] [stdout] 355 +                         self.mode = updated_sstatus & (1 << SPP_FLAG_POS) >> SPP_FLAG_POS;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/emulator.rs:361:36
[INFO] [stdout]     |
[INFO] [stdout] 361 |                         let spie = (updated_sstatus & (1 << SPIE_FLAG_POS) >> SPIE_FLAG_POS);
[INFO] [stdout]     |                                    ^                                                       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 361 -                         let spie = (updated_sstatus & (1 << SPIE_FLAG_POS) >> SPIE_FLAG_POS);
[INFO] [stdout] 361 +                         let spie = updated_sstatus & (1 << SPIE_FLAG_POS) >> SPIE_FLAG_POS;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/emulator.rs:365:44
[INFO] [stdout]     |
[INFO] [stdout] 365 |                         updated_sstatus |= (1 << SPIE_FLAG_POS);
[INFO] [stdout]     |                                            ^                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 365 -                         updated_sstatus |= (1 << SPIE_FLAG_POS);
[INFO] [stdout] 365 +                         updated_sstatus |= 1 << SPIE_FLAG_POS;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/lib.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 |     if (args.len() != 2) {
[INFO] [stdout]    |        ^               ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 14 -     if (args.len() != 2) {
[INFO] [stdout] 14 +     if args.len() != 2 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0170]: pattern binding `SupervisorSoftwareInterrupt` is named the same as one of the variants of the type `emulator::interrupt::Interrupt`
[INFO] [stdout]   --> src/emulator/interrupt.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             SupervisorSoftwareInterrupt => 1,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: to match on the variant, qualify the path: `emulator::interrupt::Interrupt::SupervisorSoftwareInterrupt`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bindings_with_variant_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0170]: pattern binding `MachineSoftwareInterrupt` is named the same as one of the variants of the type `emulator::interrupt::Interrupt`
[INFO] [stdout]   --> src/emulator/interrupt.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |             MachineSoftwareInterrupt => 3,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: to match on the variant, qualify the path: `emulator::interrupt::Interrupt::MachineSoftwareInterrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0170]: pattern binding `SupervisorTimerInterrupt` is named the same as one of the variants of the type `emulator::interrupt::Interrupt`
[INFO] [stdout]   --> src/emulator/interrupt.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |             SupervisorTimerInterrupt => 5,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: to match on the variant, qualify the path: `emulator::interrupt::Interrupt::SupervisorTimerInterrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0170]: pattern binding `MachineTimerInterrupt` is named the same as one of the variants of the type `emulator::interrupt::Interrupt`
[INFO] [stdout]   --> src/emulator/interrupt.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |             MachineTimerInterrupt => 7,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^ help: to match on the variant, qualify the path: `emulator::interrupt::Interrupt::MachineTimerInterrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0170]: pattern binding `SupervisorExternalInterrupt` is named the same as one of the variants of the type `emulator::interrupt::Interrupt`
[INFO] [stdout]   --> src/emulator/interrupt.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             SupervisorExternalInterrupt => 9,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: to match on the variant, qualify the path: `emulator::interrupt::Interrupt::SupervisorExternalInterrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0170]: pattern binding `MachineExternalInterrupt` is named the same as one of the variants of the type `emulator::interrupt::Interrupt`
[INFO] [stdout]   --> src/emulator/interrupt.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             MachineExternalInterrupt => 11,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: to match on the variant, qualify the path: `emulator::interrupt::Interrupt::MachineExternalInterrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/emulator/interrupt.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             SupervisorSoftwareInterrupt => 1,
[INFO] [stdout]    |             --------------------------- matches any value
[INFO] [stdout] 18 |             MachineSoftwareInterrupt => 3,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/emulator/interrupt.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             SupervisorSoftwareInterrupt => 1,
[INFO] [stdout]    |             --------------------------- matches any value
[INFO] [stdout] 18 |             MachineSoftwareInterrupt => 3,
[INFO] [stdout] 19 |             SupervisorTimerInterrupt => 5,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/emulator/interrupt.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             SupervisorSoftwareInterrupt => 1,
[INFO] [stdout]    |             --------------------------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 20 |             MachineTimerInterrupt => 7,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/emulator/interrupt.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             SupervisorSoftwareInterrupt => 1,
[INFO] [stdout]    |             --------------------------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 21 |             SupervisorExternalInterrupt => 9,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/emulator/interrupt.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             SupervisorSoftwareInterrupt => 1,
[INFO] [stdout]    |             --------------------------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 22 |             MachineExternalInterrupt => 11,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SupervisorSoftwareInterrupt`
[INFO] [stdout]   --> src/emulator/interrupt.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             SupervisorSoftwareInterrupt => 1,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SupervisorSoftwareInterrupt`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `MachineSoftwareInterrupt`
[INFO] [stdout]   --> src/emulator/interrupt.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |             MachineSoftwareInterrupt => 3,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_MachineSoftwareInterrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SupervisorTimerInterrupt`
[INFO] [stdout]   --> src/emulator/interrupt.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |             SupervisorTimerInterrupt => 5,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SupervisorTimerInterrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `MachineTimerInterrupt`
[INFO] [stdout]   --> src/emulator/interrupt.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |             MachineTimerInterrupt => 7,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_MachineTimerInterrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `SupervisorExternalInterrupt`
[INFO] [stdout]   --> src/emulator/interrupt.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             SupervisorExternalInterrupt => 9,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SupervisorExternalInterrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `MachineExternalInterrupt`
[INFO] [stdout]   --> src/emulator/interrupt.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             MachineExternalInterrupt => 11,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_MachineExternalInterrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/emulator/uart.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let mut array = [0; UART_SIZE as usize];
[INFO] [stdout]    |             ----^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]   --> src/emulator/uart.rs:80:35
[INFO] [stdout]    |
[INFO] [stdout] 80 |     pub fn load(&self, addr: u64, size: u64) -> Result<u64, errors::Exception> {
[INFO] [stdout]    |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cvar`
[INFO] [stdout]   --> src/emulator/uart.rs:96:20
[INFO] [stdout]    |
[INFO] [stdout] 96 |         let (uart, cvar) = &*self.uart;
[INFO] [stdout]    |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_cvar`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]   --> src/emulator/uart.rs:95:40
[INFO] [stdout]    |
[INFO] [stdout] 95 |     pub fn store(&mut self, addr: u64, size: u64, value: u64) -> Result<(), errors::Exception> {
[INFO] [stdout]    |                                        ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `User` is never used
[INFO] [stdout]   --> src/emulator.rs:14:7
[INFO] [stdout]    |
[INFO] [stdout] 14 | const User: Mode = 0; // 0b00
[INFO] [stdout]    |       ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `get_status_flag` is never used
[INFO] [stdout]    --> src/emulator.rs:256:8
[INFO] [stdout]     |
[INFO] [stdout] 26  | impl Cpu {
[INFO] [stdout]     | -------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 256 |     fn get_status_flag(status: &u64, flag_index: u64) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MCOUNTEREN` is never used
[INFO] [stdout]   --> src/emulator/csr.rs:12:11
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub const MCOUNTEREN: usize = 0x306;
[INFO] [stdout]    |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MSCRATCH` is never used
[INFO] [stdout]   --> src/emulator/csr.rs:14:11
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub const MSCRATCH: usize = 0x340;
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SSCRATCH` is never used
[INFO] [stdout]   --> src/emulator/csr.rs:32:11
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub const SSCRATCH: usize = 0x140;
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SATP` is never used
[INFO] [stdout]   --> src/emulator/csr.rs:42:11
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub const SATP: usize = 0x180;
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MASK_VS` is never used
[INFO] [stdout]   --> src/emulator/csr.rs:51:11
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub const MASK_VS: u64 = 0b11 << 9;
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MASK_MPRV` is never used
[INFO] [stdout]   --> src/emulator/csr.rs:55:11
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub const MASK_MPRV: u64 = 1 << 17;
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MASK_TVM` is never used
[INFO] [stdout]   --> src/emulator/csr.rs:58:11
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub const MASK_TVM: u64 = 1 << 20;
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MASK_TW` is never used
[INFO] [stdout]   --> src/emulator/csr.rs:59:11
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub const MASK_TW: u64 = 1 << 21;
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MASK_TSR` is never used
[INFO] [stdout]   --> src/emulator/csr.rs:60:11
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub const MASK_TSR: u64 = 1 << 22;
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MASK_SXL` is never used
[INFO] [stdout]   --> src/emulator/csr.rs:62:11
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub const MASK_SXL: u64 = 0b11 << 34;
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MASK_SBE` is never used
[INFO] [stdout]   --> src/emulator/csr.rs:63:11
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub const MASK_SBE: u64 = 1 << 36;
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MASK_MBE` is never used
[INFO] [stdout]   --> src/emulator/csr.rs:64:11
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub const MASK_MBE: u64 = 1 << 37;
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Plic` is never constructed
[INFO] [stdout]  --> src/emulator/plic.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Plic {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PLIC_COMPLETED_ADDR` is never used
[INFO] [stdout]   --> src/emulator/plic.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub const PLIC_COMPLETED_ADDR: u64 = PLIC_CLAIM_ADDR + 4;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PLIC_END` is never used
[INFO] [stdout]   --> src/emulator/plic.rs:19:11
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub const PLIC_END: u64 = PLIC_COMPLETED_ADDR;
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `load`, and `store` are never used
[INFO] [stdout]   --> src/emulator/plic.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl Plic {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] 22 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn load(&self, addr: u64) -> Result<u64, errors::Exception> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |     pub fn store(&mut self, addr: u64, value: u64) -> Result<(), errors::Exception> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `UART_LSR_THR_STATUS_FLAG` is never used
[INFO] [stdout]   --> src/emulator/uart.rs:26:11
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub const UART_LSR_THR_STATUS_FLAG: u8 = 1 << 5;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/lib.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     file.read_to_end(&mut code);
[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)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let _ = file.read_to_end(&mut code);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `User` should have an upper case name
[INFO] [stdout]   --> src/emulator.rs:14:7
[INFO] [stdout]    |
[INFO] [stdout] 14 | const User: Mode = 0; // 0b00
[INFO] [stdout]    |       ^^^^ help: convert the identifier to upper case: `USER`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `Supervisor` should have an upper case name
[INFO] [stdout]   --> src/emulator.rs:15:7
[INFO] [stdout]    |
[INFO] [stdout] 15 | const Supervisor: Mode = 1; // 0b01
[INFO] [stdout]    |       ^^^^^^^^^^ help: convert the identifier to upper case: `SUPERVISOR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `Machine` should have an upper case name
[INFO] [stdout]   --> src/emulator.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | const Machine: Mode = 3; // 0b11
[INFO] [stdout]    |       ^^^^^^^ help: convert the identifier to upper case: `MACHINE`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `MEMORY_SIZE` should have a snake case name
[INFO] [stdout]   --> src/emulator.rs:41:13
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let MEMORY_SIZE = 1024*1024*128; // Define 10MiB memory
[INFO] [stdout]    |             ^^^^^^^^^^^ help: convert the identifier to snake case: `memory_size`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SPP_FLAG_POS` should have a snake case name
[INFO] [stdout]    --> src/emulator.rs:354:29
[INFO] [stdout]     |
[INFO] [stdout] 354 |                         let SPP_FLAG_POS = 8; 
[INFO] [stdout]     |                             ^^^^^^^^^^^^ help: convert the identifier to snake case: `spp_flag_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SPIE_FLAG_POS` should have a snake case name
[INFO] [stdout]    --> src/emulator.rs:359:29
[INFO] [stdout]     |
[INFO] [stdout] 359 |                         let SPIE_FLAG_POS = 5;
[INFO] [stdout]     |                             ^^^^^^^^^^^^^ help: convert the identifier to snake case: `spie_flag_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SIE_FLAG_POS` should have a snake case name
[INFO] [stdout]    --> src/emulator.rs:360:29
[INFO] [stdout]     |
[INFO] [stdout] 360 |                         let SIE_FLAG_POS = 1;
[INFO] [stdout]     |                             ^^^^^^^^^^^^ help: convert the identifier to snake case: `sie_flag_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_R_instr_decode` should have a snake case name
[INFO] [stdout]    --> src/emulator/instructions.rs:158:8
[INFO] [stdout]     |
[INFO] [stdout] 158 |     fn test_R_instr_decode() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_r_instr_decode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_I_instr_decode` should have a snake case name
[INFO] [stdout]    --> src/emulator/instructions.rs:172:8
[INFO] [stdout]     |
[INFO] [stdout] 172 |     fn test_I_instr_decode() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `test_i_instr_decode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_S_instr_decode` should have a snake case name
[INFO] [stdout]    --> src/emulator/instructions.rs:186:8
[INFO] [stdout]     |
[INFO] [stdout] 186 |     fn test_S_instr_decode() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `test_s_instr_decode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_B_instr_decode` should have a snake case name
[INFO] [stdout]    --> src/emulator/instructions.rs:200:8
[INFO] [stdout]     |
[INFO] [stdout] 200 |     fn test_B_instr_decode() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_b_instr_decode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_U_instr_decode` should have a snake case name
[INFO] [stdout]    --> src/emulator/instructions.rs:215:8
[INFO] [stdout]     |
[INFO] [stdout] 215 |     fn test_U_instr_decode() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `test_u_instr_decode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_J_instr_decode` should have a snake case name
[INFO] [stdout]    --> src/emulator/instructions.rs:229:8
[INFO] [stdout]     |
[INFO] [stdout] 229 |     fn test_J_instr_decode() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_j_instr_decode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SupervisorSoftwareInterrupt` should have a snake case name
[INFO] [stdout]   --> src/emulator/interrupt.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             SupervisorSoftwareInterrupt => 1,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `supervisor_software_interrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `MachineSoftwareInterrupt` should have a snake case name
[INFO] [stdout]   --> src/emulator/interrupt.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |             MachineSoftwareInterrupt => 3,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `machine_software_interrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SupervisorTimerInterrupt` should have a snake case name
[INFO] [stdout]   --> src/emulator/interrupt.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |             SupervisorTimerInterrupt => 5,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `supervisor_timer_interrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `MachineTimerInterrupt` should have a snake case name
[INFO] [stdout]   --> src/emulator/interrupt.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |             MachineTimerInterrupt => 7,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `machine_timer_interrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SupervisorExternalInterrupt` should have a snake case name
[INFO] [stdout]   --> src/emulator/interrupt.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             SupervisorExternalInterrupt => 9,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `supervisor_external_interrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `MachineExternalInterrupt` should have a snake case name
[INFO] [stdout]   --> src/emulator/interrupt.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             MachineExternalInterrupt => 11,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `machine_external_interrupt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/emulator.rs:402:13
[INFO] [stdout]     |
[INFO] [stdout] 402 |             cpu.execute(d);
[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] 402 |             let _ = cpu.execute(d);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/emulator.rs:516:9
[INFO] [stdout]     |
[INFO] [stdout] 516 |         cpu.execute(inst_obj);
[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] 516 |         let _ = cpu.execute(inst_obj);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0170`.
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "cddbb2a5050ab05e1f9e4a3f50d7712e7052fad532a31aee07829e87406bde0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cddbb2a5050ab05e1f9e4a3f50d7712e7052fad532a31aee07829e87406bde0b", kill_on_drop: false }`
[INFO] [stdout] cddbb2a5050ab05e1f9e4a3f50d7712e7052fad532a31aee07829e87406bde0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 10f754000671ce359d9b04876fa09100f5574f2575e5193037278d0c69e82407
[INFO] running `Command { std: "docker" "start" "-a" "10f754000671ce359d9b04876fa09100f5574f2575e5193037278d0c69e82407", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stderr]   --> src/emulator/bus.rs:20:15
[INFO] [stderr]    |
[INFO] [stderr] 20 |         match (addr) {
[INFO] [stderr]    |               ^    ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 20 -         match (addr) {
[INFO] [stderr] 20 +         match addr {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stderr]   --> src/emulator/bus.rs:28:14
[INFO] [stderr]    |
[INFO] [stderr] 28 |         match(addr) {
[INFO] [stderr]    |              ^    ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 28 -         match(addr) {
[INFO] [stderr] 28 +         match addr {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/emulator/dram.rs:17:12
[INFO] [stderr]    |
[INFO] [stderr] 17 |         if (![8, 16, 32, 64].contains(&size)) {
[INFO] [stderr]    |            ^                                ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 17 -         if (![8, 16, 32, 64].contains(&size)) {
[INFO] [stderr] 17 +         if ![8, 16, 32, 64].contains(&size) {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/emulator/dram.rs:33:12
[INFO] [stderr]    |
[INFO] [stderr] 33 |         if (![8, 16, 32, 64].contains(&size)) {
[INFO] [stderr]    |            ^                                ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 33 -         if (![8, 16, 32, 64].contains(&size)) {
[INFO] [stderr] 33 +         if ![8, 16, 32, 64].contains(&size) {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stderr]   --> src/emulator/errors.rs:53:14
[INFO] [stderr]    |
[INFO] [stderr] 53 |         match(self) {
[INFO] [stderr]    |              ^    ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 53 -         match(self) {
[INFO] [stderr] 53 +         match self {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stderr]   --> src/emulator/errors.rs:72:14
[INFO] [stderr]    |
[INFO] [stderr] 72 |         match(self) {
[INFO] [stderr]    |              ^    ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 72 -         match(self) {
[INFO] [stderr] 72 +         match self {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: type `R_Instr` should have an upper camel case name
[INFO] [stderr]   --> src/emulator/instructions.rs:19:12
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub struct R_Instr {
[INFO] [stderr]    |            ^^^^^^^ help: convert the identifier to upper camel case: `RInstr`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `I_Instr` should have an upper camel case name
[INFO] [stderr]   --> src/emulator/instructions.rs:42:12
[INFO] [stderr]    |
[INFO] [stderr] 42 | pub struct I_Instr {
[INFO] [stderr]    |            ^^^^^^^ help: convert the identifier to upper camel case: `IInstr`
[INFO] [stderr] 
[INFO] [stderr] warning: type `S_Instr` should have an upper camel case name
[INFO] [stderr]   --> src/emulator/instructions.rs:63:12
[INFO] [stderr]    |
[INFO] [stderr] 63 | pub struct S_Instr {
[INFO] [stderr]    |            ^^^^^^^ help: convert the identifier to upper camel case: `SInstr`
[INFO] [stderr] 
[INFO] [stderr] warning: type `B_Instr` should have an upper camel case name
[INFO] [stderr]   --> src/emulator/instructions.rs:86:12
[INFO] [stderr]    |
[INFO] [stderr] 86 | pub struct B_Instr {
[INFO] [stderr]    |            ^^^^^^^ help: convert the identifier to upper camel case: `BInstr`
[INFO] [stderr] 
[INFO] [stderr] warning: type `U_Instr` should have an upper camel case name
[INFO] [stderr]    --> src/emulator/instructions.rs:115:12
[INFO] [stderr]     |
[INFO] [stderr] 115 | pub struct U_Instr {
[INFO] [stderr]     |            ^^^^^^^ help: convert the identifier to upper camel case: `UInstr`
[INFO] [stderr] 
[INFO] [stderr] warning: type `J_Instr` should have an upper camel case name
[INFO] [stderr]    --> src/emulator/instructions.rs:134:12
[INFO] [stderr]     |
[INFO] [stderr] 134 | pub struct J_Instr {
[INFO] [stderr]     |            ^^^^^^^ help: convert the identifier to upper camel case: `JInstr`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stderr]   --> src/emulator/interrupt.rs:16:35
[INFO] [stderr]    |
[INFO] [stderr] 16 |         let interrupt_code = match(self) {
[INFO] [stderr]    |                                   ^    ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 16 -         let interrupt_code = match(self) {
[INFO] [stderr] 16 +         let interrupt_code = match self {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stderr]   --> src/emulator/plic.rs:33:14
[INFO] [stderr]    |
[INFO] [stderr] 33 |         match(addr) {
[INFO] [stderr]    |              ^    ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 33 -         match(addr) {
[INFO] [stderr] 33 +         match addr {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stderr]   --> src/emulator/plic.rs:46:14
[INFO] [stderr]    |
[INFO] [stderr] 46 |         match(addr) {
[INFO] [stderr]    |              ^    ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 46 -         match(addr) {
[INFO] [stderr] 46 +         match addr {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stderr]   --> src/emulator/uart.rs:59:18
[INFO] [stderr]    |
[INFO] [stderr] 59 |             match(read_io) {
[INFO] [stderr]    |                  ^       ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 59 -             match(read_io) {
[INFO] [stderr] 59 +             match read_io {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `while` condition
[INFO] [stderr]   --> src/emulator/uart.rs:65:27
[INFO] [stderr]    |
[INFO] [stderr] 65 |                     while (array[UART_LSR_INDEX as usize] & UART_LSR_RHR_STATUS_FLAG == 1) {
[INFO] [stderr]    |                           ^                                                              ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 65 -                     while (array[UART_LSR_INDEX as usize] & UART_LSR_RHR_STATUS_FLAG == 1) {
[INFO] [stderr] 65 +                     while array[UART_LSR_INDEX as usize] & UART_LSR_RHR_STATUS_FLAG == 1 {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stderr]   --> src/emulator/uart.rs:85:15
[INFO] [stderr]    |
[INFO] [stderr] 85 |         match (index) {
[INFO] [stderr]    |               ^     ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 85 -         match (index) {
[INFO] [stderr] 85 +         match index {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stderr]    --> src/emulator/uart.rs:101:15
[INFO] [stderr]     |
[INFO] [stderr] 101 |         match (index) {
[INFO] [stderr]     |               ^     ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 101 -         match (index) {
[INFO] [stderr] 101 +         match index {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `while` condition
[INFO] [stderr]   --> src/emulator.rs:49:15
[INFO] [stderr]    |
[INFO] [stderr] 49 |         while (self.pc < self.bus.dram.dram.len() as u64) {
[INFO] [stderr]    |               ^                                         ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 49 -         while (self.pc < self.bus.dram.dram.len() as u64) {
[INFO] [stderr] 49 +         while self.pc < self.bus.dram.dram.len() as u64 {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]   --> src/emulator.rs:77:35
[INFO] [stderr]    |
[INFO] [stderr] 77 |         let instr = self.bus.load((index as u64), 32);
[INFO] [stderr]    |                                   ^            ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 77 -         let instr = self.bus.load((index as u64), 32);
[INFO] [stderr] 77 +         let instr = self.bus.load(index as u64, 32);
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]   --> src/emulator.rs:99:18
[INFO] [stderr]    |
[INFO] [stderr] 99 |         for i in (0..self.regs.len()) {
[INFO] [stderr]    |                  ^                  ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 99 -         for i in (0..self.regs.len()) {
[INFO] [stderr] 99 +         for i in 0..self.regs.len() {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/emulator.rs:110:12
[INFO] [stderr]     |
[INFO] [stderr] 110 |         if (delegate_to_s_mode) {
[INFO] [stderr]     |            ^                  ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 110 -         if (delegate_to_s_mode) {
[INFO] [stderr] 110 +         if delegate_to_s_mode {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/emulator.rs:113:16
[INFO] [stderr]     |
[INFO] [stderr] 113 |             if (tvec & 0b11 == 0) {
[INFO] [stderr]     |                ^                ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 113 -             if (tvec & 0b11 == 0) {
[INFO] [stderr] 113 +             if tvec & 0b11 == 0 {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/emulator.rs:132:16
[INFO] [stderr]     |
[INFO] [stderr] 132 |             if (tvec & 0b11 == 0) {
[INFO] [stderr]     |                ^                ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 132 -             if (tvec & 0b11 == 0) {
[INFO] [stderr] 132 +             if tvec & 0b11 == 0 {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/emulator.rs:154:12
[INFO] [stderr]     |
[INFO] [stderr] 154 |         if (error.is_fatal()) { 
[INFO] [stderr]     |            ^                ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 154 -         if (error.is_fatal()) { 
[INFO] [stderr] 154 +         if error.is_fatal() { 
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/emulator.rs:167:12
[INFO] [stderr]     |
[INFO] [stderr] 167 |         if (should_deleg_to_supervisor) {
[INFO] [stderr]     |            ^                          ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 167 -         if (should_deleg_to_supervisor) {
[INFO] [stderr] 167 +         if should_deleg_to_supervisor {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/emulator.rs:206:12
[INFO] [stderr]     |
[INFO] [stderr] 206 |         if (self.mode == Machine && (self.csr.load(MSTATUS) & MASK_MIE) == 0) {
[INFO] [stderr]     |            ^                                                                ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 206 -         if (self.mode == Machine && (self.csr.load(MSTATUS) & MASK_MIE) == 0) {
[INFO] [stderr] 206 +         if self.mode == Machine && (self.csr.load(MSTATUS) & MASK_MIE) == 0 {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/emulator.rs:211:12
[INFO] [stderr]     |
[INFO] [stderr] 211 |         if ((self.mode == Supervisor) &&  (self.csr.load(MSTATUS) & MASK_SIE) == 0) {
[INFO] [stderr]     |            ^                                                                      ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 211 -         if ((self.mode == Supervisor) &&  (self.csr.load(MSTATUS) & MASK_SIE) == 0) {
[INFO] [stderr] 211 +         if (self.mode == Supervisor) &&  (self.csr.load(MSTATUS) & MASK_SIE) == 0 {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/emulator.rs:215:12
[INFO] [stderr]     |
[INFO] [stderr] 215 |         if (self.bus.uart.is_interrupting()) {
[INFO] [stderr]     |            ^                               ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 215 -         if (self.bus.uart.is_interrupting()) {
[INFO] [stderr] 215 +         if self.bus.uart.is_interrupting() {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/emulator.rs:257:25
[INFO] [stderr]     |
[INFO] [stderr] 257 |         let flag_mask = (1 << flag_index);
[INFO] [stderr]     |                         ^               ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 257 -         let flag_mask = (1 << flag_index);
[INFO] [stderr] 257 +         let flag_mask = 1 << flag_index;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `return` value
[INFO] [stderr]    --> src/emulator.rs:258:16
[INFO] [stderr]     |
[INFO] [stderr] 258 |         return ((status & flag_mask) > 0);
[INFO] [stderr]     |                ^                        ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 258 -         return ((status & flag_mask) > 0);
[INFO] [stderr] 258 +         return (status & flag_mask) > 0;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stderr]    --> src/emulator.rs:272:14
[INFO] [stderr]     |
[INFO] [stderr] 272 |         match(inst.opcode) {
[INFO] [stderr]     |              ^           ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 272 -         match(inst.opcode) {
[INFO] [stderr] 272 +         match inst.opcode {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stderr]    --> src/emulator.rs:274:23
[INFO] [stderr]     |
[INFO] [stderr] 274 |                 match (inst.funct3) {
[INFO] [stderr]     |                       ^           ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 274 -                 match (inst.funct3) {
[INFO] [stderr] 274 +                 match inst.funct3 {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stderr]    --> src/emulator.rs:276:31
[INFO] [stderr]     |
[INFO] [stderr] 276 |                         match (inst.funct7) {
[INFO] [stderr]     |                               ^           ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 276 -                         match (inst.funct7) {
[INFO] [stderr] 276 +                         match inst.funct7 {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stderr]    --> src/emulator.rs:290:22
[INFO] [stderr]     |
[INFO] [stderr] 290 |                 match(inst.funct3) {
[INFO] [stderr]     |                      ^           ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 290 -                 match(inst.funct3) {
[INFO] [stderr] 290 +                 match inst.funct3 {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/emulator.rs:301:38
[INFO] [stderr]     |
[INFO] [stderr] 301 |                         let result = ((self.regs[inst.rs1] as i64) < imm as i64);
[INFO] [stderr]     |                                      ^                                         ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 301 -                         let result = ((self.regs[inst.rs1] as i64) < imm as i64);
[INFO] [stderr] 301 +                         let result = (self.regs[inst.rs1] as i64) < imm as i64;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/emulator.rs:305:38
[INFO] [stderr]     |
[INFO] [stderr] 305 |                         let result = ((self.regs[inst.rs1] as u64) < imm);
[INFO] [stderr]     |                                      ^                                  ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 305 -                         let result = ((self.regs[inst.rs1] as u64) < imm);
[INFO] [stderr] 305 +                         let result = (self.regs[inst.rs1] as u64) < imm;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stderr]    --> src/emulator.rs:312:30
[INFO] [stderr]     |
[INFO] [stderr] 312 |                         match(inst.funct7) {
[INFO] [stderr]     |                              ^           ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 312 -                         match(inst.funct7) {
[INFO] [stderr] 312 +                         match inst.funct7 {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/emulator.rs:335:38
[INFO] [stderr]     |
[INFO] [stderr] 335 |                 self.regs[inst.rd] = (imm << 12);
[INFO] [stderr]     |                                      ^         ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 335 -                 self.regs[inst.rd] = (imm << 12);
[INFO] [stderr] 335 +                 self.regs[inst.rd] = imm << 12;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/emulator.rs:355:37
[INFO] [stderr]     |
[INFO] [stderr] 355 |                         self.mode = (updated_sstatus & (1 << SPP_FLAG_POS) >> SPP_FLAG_POS);
[INFO] [stderr]     |                                     ^                                                     ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 355 -                         self.mode = (updated_sstatus & (1 << SPP_FLAG_POS) >> SPP_FLAG_POS);
[INFO] [stderr] 355 +                         self.mode = updated_sstatus & (1 << SPP_FLAG_POS) >> SPP_FLAG_POS;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/emulator.rs:361:36
[INFO] [stderr]     |
[INFO] [stderr] 361 |                         let spie = (updated_sstatus & (1 << SPIE_FLAG_POS) >> SPIE_FLAG_POS);
[INFO] [stderr]     |                                    ^                                                       ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 361 -                         let spie = (updated_sstatus & (1 << SPIE_FLAG_POS) >> SPIE_FLAG_POS);
[INFO] [stderr] 361 +                         let spie = updated_sstatus & (1 << SPIE_FLAG_POS) >> SPIE_FLAG_POS;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/emulator.rs:365:44
[INFO] [stderr]     |
[INFO] [stderr] 365 |                         updated_sstatus |= (1 << SPIE_FLAG_POS);
[INFO] [stderr]     |                                            ^                  ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 365 -                         updated_sstatus |= (1 << SPIE_FLAG_POS);
[INFO] [stderr] 365 +                         updated_sstatus |= 1 << SPIE_FLAG_POS;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/lib.rs:14:8
[INFO] [stderr]    |
[INFO] [stderr] 14 |     if (args.len() != 2) {
[INFO] [stderr]    |        ^               ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 14 -     if (args.len() != 2) {
[INFO] [stderr] 14 +     if args.len() != 2 {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning[E0170]: pattern binding `SupervisorSoftwareInterrupt` is named the same as one of the variants of the type `emulator::interrupt::Interrupt`
[INFO] [stderr]   --> src/emulator/interrupt.rs:17:13
[INFO] [stderr]    |
[INFO] [stderr] 17 |             SupervisorSoftwareInterrupt => 1,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: to match on the variant, qualify the path: `emulator::interrupt::Interrupt::SupervisorSoftwareInterrupt`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bindings_with_variant_name)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning[E0170]: pattern binding `MachineSoftwareInterrupt` is named the same as one of the variants of the type `emulator::interrupt::Interrupt`
[INFO] [stderr]   --> src/emulator/interrupt.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |             MachineSoftwareInterrupt => 3,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: to match on the variant, qualify the path: `emulator::interrupt::Interrupt::MachineSoftwareInterrupt`
[INFO] [stderr] 
[INFO] [stderr] warning[E0170]: pattern binding `SupervisorTimerInterrupt` is named the same as one of the variants of the type `emulator::interrupt::Interrupt`
[INFO] [stderr]   --> src/emulator/interrupt.rs:19:13
[INFO] [stderr]    |
[INFO] [stderr] 19 |             SupervisorTimerInterrupt => 5,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: to match on the variant, qualify the path: `emulator::interrupt::Interrupt::SupervisorTimerInterrupt`
[INFO] [stderr] 
[INFO] [stderr] warning[E0170]: pattern binding `MachineTimerInterrupt` is named the same as one of the variants of the type `emulator::interrupt::Interrupt`
[INFO] [stderr]   --> src/emulator/interrupt.rs:20:13
[INFO] [stderr]    |
[INFO] [stderr] 20 |             MachineTimerInterrupt => 7,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^ help: to match on the variant, qualify the path: `emulator::interrupt::Interrupt::MachineTimerInterrupt`
[INFO] [stderr] 
[INFO] [stderr] warning[E0170]: pattern binding `SupervisorExternalInterrupt` is named the same as one of the variants of the type `emulator::interrupt::Interrupt`
[INFO] [stderr]   --> src/emulator/interrupt.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |             SupervisorExternalInterrupt => 9,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: to match on the variant, qualify the path: `emulator::interrupt::Interrupt::SupervisorExternalInterrupt`
[INFO] [stderr] 
[INFO] [stderr] warning[E0170]: pattern binding `MachineExternalInterrupt` is named the same as one of the variants of the type `emulator::interrupt::Interrupt`
[INFO] [stderr]   --> src/emulator/interrupt.rs:22:13
[INFO] [stderr]    |
[INFO] [stderr] 22 |             MachineExternalInterrupt => 11,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: to match on the variant, qualify the path: `emulator::interrupt::Interrupt::MachineExternalInterrupt`
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/emulator/interrupt.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 17 |             SupervisorSoftwareInterrupt => 1,
[INFO] [stderr]    |             --------------------------- matches any value
[INFO] [stderr] 18 |             MachineSoftwareInterrupt => 3,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/emulator/interrupt.rs:19:13
[INFO] [stderr]    |
[INFO] [stderr] 17 |             SupervisorSoftwareInterrupt => 1,
[INFO] [stderr]    |             --------------------------- matches any value
[INFO] [stderr] 18 |             MachineSoftwareInterrupt => 3,
[INFO] [stderr] 19 |             SupervisorTimerInterrupt => 5,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/emulator/interrupt.rs:20:13
[INFO] [stderr]    |
[INFO] [stderr] 17 |             SupervisorSoftwareInterrupt => 1,
[INFO] [stderr]    |             --------------------------- matches any value
[INFO] [stderr] ...
[INFO] [stderr] 20 |             MachineTimerInterrupt => 7,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/emulator/interrupt.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 17 |             SupervisorSoftwareInterrupt => 1,
[INFO] [stderr]    |             --------------------------- matches any value
[INFO] [stderr] ...
[INFO] [stderr] 21 |             SupervisorExternalInterrupt => 9,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/emulator/interrupt.rs:22:13
[INFO] [stderr]    |
[INFO] [stderr] 17 |             SupervisorSoftwareInterrupt => 1,
[INFO] [stderr]    |             --------------------------- matches any value
[INFO] [stderr] ...
[INFO] [stderr] 22 |             MachineExternalInterrupt => 11,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `SupervisorSoftwareInterrupt`
[INFO] [stderr]   --> src/emulator/interrupt.rs:17:13
[INFO] [stderr]    |
[INFO] [stderr] 17 |             SupervisorSoftwareInterrupt => 1,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SupervisorSoftwareInterrupt`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `MachineSoftwareInterrupt`
[INFO] [stderr]   --> src/emulator/interrupt.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |             MachineSoftwareInterrupt => 3,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_MachineSoftwareInterrupt`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `SupervisorTimerInterrupt`
[INFO] [stderr]   --> src/emulator/interrupt.rs:19:13
[INFO] [stderr]    |
[INFO] [stderr] 19 |             SupervisorTimerInterrupt => 5,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SupervisorTimerInterrupt`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `MachineTimerInterrupt`
[INFO] [stderr]   --> src/emulator/interrupt.rs:20:13
[INFO] [stderr]    |
[INFO] [stderr] 20 |             MachineTimerInterrupt => 7,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_MachineTimerInterrupt`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `SupervisorExternalInterrupt`
[INFO] [stderr]   --> src/emulator/interrupt.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |             SupervisorExternalInterrupt => 9,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_SupervisorExternalInterrupt`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `MachineExternalInterrupt`
[INFO] [stderr]   --> src/emulator/interrupt.rs:22:13
[INFO] [stderr]    |
[INFO] [stderr] 22 |             MachineExternalInterrupt => 11,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_MachineExternalInterrupt`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/emulator/uart.rs:39:13
[INFO] [stderr]    |
[INFO] [stderr] 39 |         let mut array = [0; UART_SIZE as usize];
[INFO] [stderr]    |             ----^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `size`
[INFO] [stderr]   --> src/emulator/uart.rs:80:35
[INFO] [stderr]    |
[INFO] [stderr] 80 |     pub fn load(&self, addr: u64, size: u64) -> Result<u64, errors::Exception> {
[INFO] [stderr]    |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cvar`
[INFO] [stderr]   --> src/emulator/uart.rs:96:20
[INFO] [stderr]    |
[INFO] [stderr] 96 |         let (uart, cvar) = &*self.uart;
[INFO] [stderr]    |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_cvar`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `size`
[INFO] [stderr]   --> src/emulator/uart.rs:95:40
[INFO] [stderr]    |
[INFO] [stderr] 95 |     pub fn store(&mut self, addr: u64, size: u64, value: u64) -> Result<(), errors::Exception> {
[INFO] [stderr]    |                                        ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stderr] 
[INFO] [stderr] warning: function `main` is never used
[INFO] [stderr]  --> src/lib.rs:8:4
[INFO] [stderr]   |
[INFO] [stderr] 8 | fn main() -> io::Result<()> {
[INFO] [stderr]   |    ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `User` is never used
[INFO] [stderr]   --> src/emulator.rs:14:7
[INFO] [stderr]    |
[INFO] [stderr] 14 | const User: Mode = 0; // 0b00
[INFO] [stderr]    |       ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `get_status_flag` is never used
[INFO] [stderr]    --> src/emulator.rs:256:8
[INFO] [stderr]     |
[INFO] [stderr] 26  | impl Cpu {
[INFO] [stderr]     | -------- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 256 |     fn get_status_flag(status: &u64, flag_index: u64) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `MCOUNTEREN` is never used
[INFO] [stderr]   --> src/emulator/csr.rs:12:11
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub const MCOUNTEREN: usize = 0x306;
[INFO] [stderr]    |           ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `MSCRATCH` is never used
[INFO] [stderr]   --> src/emulator/csr.rs:14:11
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub const MSCRATCH: usize = 0x340;
[INFO] [stderr]    |           ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `SSCRATCH` is never used
[INFO] [stderr]   --> src/emulator/csr.rs:32:11
[INFO] [stderr]    |
[INFO] [stderr] 32 | pub const SSCRATCH: usize = 0x140;
[INFO] [stderr]    |           ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `SATP` is never used
[INFO] [stderr]   --> src/emulator/csr.rs:42:11
[INFO] [stderr]    |
[INFO] [stderr] 42 | pub const SATP: usize = 0x180;
[INFO] [stderr]    |           ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `MASK_VS` is never used
[INFO] [stderr]   --> src/emulator/csr.rs:51:11
[INFO] [stderr]    |
[INFO] [stderr] 51 | pub const MASK_VS: u64 = 0b11 << 9;
[INFO] [stderr]    |           ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `MASK_MPRV` is never used
[INFO] [stderr]   --> src/emulator/csr.rs:55:11
[INFO] [stderr]    |
[INFO] [stderr] 55 | pub const MASK_MPRV: u64 = 1 << 17;
[INFO] [stderr]    |           ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `MASK_TVM` is never used
[INFO] [stderr]   --> src/emulator/csr.rs:58:11
[INFO] [stderr]    |
[INFO] [stderr] 58 | pub const MASK_TVM: u64 = 1 << 20;
[INFO] [stderr]    |           ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `MASK_TW` is never used
[INFO] [stderr]   --> src/emulator/csr.rs:59:11
[INFO] [stderr]    |
[INFO] [stderr] 59 | pub const MASK_TW: u64 = 1 << 21;
[INFO] [stderr]    |           ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `MASK_TSR` is never used
[INFO] [stderr]   --> src/emulator/csr.rs:60:11
[INFO] [stderr]    |
[INFO] [stderr] 60 | pub const MASK_TSR: u64 = 1 << 22;
[INFO] [stderr]    |           ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `MASK_SXL` is never used
[INFO] [stderr]   --> src/emulator/csr.rs:62:11
[INFO] [stderr]    |
[INFO] [stderr] 62 | pub const MASK_SXL: u64 = 0b11 << 34;
[INFO] [stderr]    |           ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `MASK_SBE` is never used
[INFO] [stderr]   --> src/emulator/csr.rs:63:11
[INFO] [stderr]    |
[INFO] [stderr] 63 | pub const MASK_SBE: u64 = 1 << 36;
[INFO] [stderr]    |           ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `MASK_MBE` is never used
[INFO] [stderr]   --> src/emulator/csr.rs:64:11
[INFO] [stderr]    |
[INFO] [stderr] 64 | pub const MASK_MBE: u64 = 1 << 37;
[INFO] [stderr]    |           ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `from_u32` is never used
[INFO] [stderr]   --> src/emulator/instructions.rs:29:12
[INFO] [stderr]    |
[INFO] [stderr] 28 | impl R_Instr {
[INFO] [stderr]    | ------------ associated function in this implementation
[INFO] [stderr] 29 |     pub fn from_u32(inst: u32) -> R_Instr {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `from_u32` is never used
[INFO] [stderr]   --> src/emulator/instructions.rs:51:12
[INFO] [stderr]    |
[INFO] [stderr] 50 | impl I_Instr {
[INFO] [stderr]    | ------------ associated function in this implementation
[INFO] [stderr] 51 |     pub fn from_u32(inst: u32) -> I_Instr {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `from_u32` is never used
[INFO] [stderr]   --> src/emulator/instructions.rs:72:12
[INFO] [stderr]    |
[INFO] [stderr] 71 | impl S_Instr {
[INFO] [stderr]    | ------------ associated function in this implementation
[INFO] [stderr] 72 |     pub fn from_u32(inst: u32) -> S_Instr {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `from_u32` is never used
[INFO] [stderr]   --> src/emulator/instructions.rs:95:12
[INFO] [stderr]    |
[INFO] [stderr] 94 | impl B_Instr {
[INFO] [stderr]    | ------------ associated function in this implementation
[INFO] [stderr] 95 |     pub fn from_u32(inst: u32) -> B_Instr {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `from_u32` is never used
[INFO] [stderr]    --> src/emulator/instructions.rs:122:12
[INFO] [stderr]     |
[INFO] [stderr] 121 | impl U_Instr {
[INFO] [stderr]     | ------------ associated function in this implementation
[INFO] [stderr] 122 |     pub fn from_u32(inst: u32) -> U_Instr {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `from_u32` is never used
[INFO] [stderr]    --> src/emulator/instructions.rs:141:12
[INFO] [stderr]     |
[INFO] [stderr] 140 | impl J_Instr {
[INFO] [stderr]     | ------------ associated function in this implementation
[INFO] [stderr] 141 |     pub fn from_u32(inst: u32) -> J_Instr {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Plic` is never constructed
[INFO] [stderr]  --> src/emulator/plic.rs:6:12
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub struct Plic {
[INFO] [stderr]   |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `PLIC_COMPLETED_ADDR` is never used
[INFO] [stderr]   --> src/emulator/plic.rs:18:11
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub const PLIC_COMPLETED_ADDR: u64 = PLIC_CLAIM_ADDR + 4;
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `PLIC_END` is never used
[INFO] [stderr]   --> src/emulator/plic.rs:19:11
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub const PLIC_END: u64 = PLIC_COMPLETED_ADDR;
[INFO] [stderr]    |           ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `load`, and `store` are never used
[INFO] [stderr]   --> src/emulator/plic.rs:22:12
[INFO] [stderr]    |
[INFO] [stderr] 21 | impl Plic {
[INFO] [stderr]    | --------- associated items in this implementation
[INFO] [stderr] 22 |     pub fn new() -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 32 |     pub fn load(&self, addr: u64) -> Result<u64, errors::Exception> {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 45 |     pub fn store(&mut self, addr: u64, value: u64) -> Result<(), errors::Exception> {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `UART_LSR_THR_STATUS_FLAG` is never used
[INFO] [stderr]   --> src/emulator/uart.rs:26:11
[INFO] [stderr]    |
[INFO] [stderr] 26 | pub const UART_LSR_THR_STATUS_FLAG: u8 = 1 << 5;
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: crate `Risc_V_Emulator` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = help: convert the identifier to snake case: `risc_v_emulator`
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/lib.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     file.read_to_end(&mut code);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let _ = file.read_to_end(&mut code);
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: constant `User` should have an upper case name
[INFO] [stderr]   --> src/emulator.rs:14:7
[INFO] [stderr]    |
[INFO] [stderr] 14 | const User: Mode = 0; // 0b00
[INFO] [stderr]    |       ^^^^ help: convert the identifier to upper case: `USER`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `Supervisor` should have an upper case name
[INFO] [stderr]   --> src/emulator.rs:15:7
[INFO] [stderr]    |
[INFO] [stderr] 15 | const Supervisor: Mode = 1; // 0b01
[INFO] [stderr]    |       ^^^^^^^^^^ help: convert the identifier to upper case: `SUPERVISOR`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `Machine` should have an upper case name
[INFO] [stderr]   --> src/emulator.rs:16:7
[INFO] [stderr]    |
[INFO] [stderr] 16 | const Machine: Mode = 3; // 0b11
[INFO] [stderr]    |       ^^^^^^^ help: convert the identifier to upper case: `MACHINE`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `MEMORY_SIZE` should have a snake case name
[INFO] [stderr]   --> src/emulator.rs:41:13
[INFO] [stderr]    |
[INFO] [stderr] 41 |         let MEMORY_SIZE = 1024*1024*128; // Define 10MiB memory
[INFO] [stderr]    |             ^^^^^^^^^^^ help: convert the identifier to snake case: `memory_size`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `SPP_FLAG_POS` should have a snake case name
[INFO] [stderr]    --> src/emulator.rs:354:29
[INFO] [stderr]     |
[INFO] [stderr] 354 |                         let SPP_FLAG_POS = 8; 
[INFO] [stderr]     |                             ^^^^^^^^^^^^ help: convert the identifier to snake case: `spp_flag_pos`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `SPIE_FLAG_POS` should have a snake case name
[INFO] [stderr]    --> src/emulator.rs:359:29
[INFO] [stderr]     |
[INFO] [stderr] 359 |                         let SPIE_FLAG_POS = 5;
[INFO] [stderr]     |                             ^^^^^^^^^^^^^ help: convert the identifier to snake case: `spie_flag_pos`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `SIE_FLAG_POS` should have a snake case name
[INFO] [stderr]    --> src/emulator.rs:360:29
[INFO] [stderr]     |
[INFO] [stderr] 360 |                         let SIE_FLAG_POS = 1;
[INFO] [stderr]     |                             ^^^^^^^^^^^^ help: convert the identifier to snake case: `sie_flag_pos`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `SupervisorSoftwareInterrupt` should have a snake case name
[INFO] [stderr]   --> src/emulator/interrupt.rs:17:13
[INFO] [stderr]    |
[INFO] [stderr] 17 |             SupervisorSoftwareInterrupt => 1,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `supervisor_software_interrupt`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `MachineSoftwareInterrupt` should have a snake case name
[INFO] [stderr]   --> src/emulator/interrupt.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |             MachineSoftwareInterrupt => 3,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `machine_software_interrupt`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `SupervisorTimerInterrupt` should have a snake case name
[INFO] [stderr]   --> src/emulator/interrupt.rs:19:13
[INFO] [stderr]    |
[INFO] [stderr] 19 |             SupervisorTimerInterrupt => 5,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `supervisor_timer_interrupt`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `MachineTimerInterrupt` should have a snake case name
[INFO] [stderr]   --> src/emulator/interrupt.rs:20:13
[INFO] [stderr]    |
[INFO] [stderr] 20 |             MachineTimerInterrupt => 7,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `machine_timer_interrupt`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `SupervisorExternalInterrupt` should have a snake case name
[INFO] [stderr]   --> src/emulator/interrupt.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |             SupervisorExternalInterrupt => 9,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `supervisor_external_interrupt`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `MachineExternalInterrupt` should have a snake case name
[INFO] [stderr]   --> src/emulator/interrupt.rs:22:13
[INFO] [stderr]    |
[INFO] [stderr] 22 |             MachineExternalInterrupt => 11,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `machine_external_interrupt`
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0170`.
[INFO] [stderr] warning: `Risc-V-Emulator` (lib) generated 106 warnings (run `cargo fix --lib -p Risc-V-Emulator` to apply 45 suggestions)
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]  --> tests/test_add.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::env;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `result`
[INFO] [stderr]   --> tests/test_add.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |     let result = read_binary(&mut code, &prog_file);
[INFO] [stderr]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `Risc-V-Emulator` (test "test_add") generated 2 warnings (run `cargo fix --test "test_add"` to apply 1 suggestion)
[INFO] [stderr] warning: constant `User` is never used
[INFO] [stderr]   --> src/emulator.rs:14:7
[INFO] [stderr]    |
[INFO] [stderr] 14 | const User: Mode = 0; // 0b00
[INFO] [stderr]    |       ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `MEMORY_SIZE` should have a snake case name
[INFO] [stderr]   --> src/emulator.rs:41:13
[INFO] [stderr]    |
[INFO] [stderr] 41 |         let MEMORY_SIZE = 1024*1024*128; // Define 10MiB memory
[INFO] [stderr]    |             ^^^^^^^^^^^ help: convert the identifier to snake case: `memory_size`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_R_instr_decode` should have a snake case name
[INFO] [stderr]    --> src/emulator/instructions.rs:158:8
[INFO] [stderr]     |
[INFO] [stderr] 158 |     fn test_R_instr_decode() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_r_instr_decode`
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_I_instr_decode` should have a snake case name
[INFO] [stderr]    --> src/emulator/instructions.rs:172:8
[INFO] [stderr]     |
[INFO] [stderr] 172 |     fn test_I_instr_decode() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `test_i_instr_decode`
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_S_instr_decode` should have a snake case name
[INFO] [stderr]    --> src/emulator/instructions.rs:186:8
[INFO] [stderr]     |
[INFO] [stderr] 186 |     fn test_S_instr_decode() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `test_s_instr_decode`
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_B_instr_decode` should have a snake case name
[INFO] [stderr]    --> src/emulator/instructions.rs:200:8
[INFO] [stderr]     |
[INFO] [stderr] 200 |     fn test_B_instr_decode() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_b_instr_decode`
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_U_instr_decode` should have a snake case name
[INFO] [stderr]    --> src/emulator/instructions.rs:215:8
[INFO] [stderr]     |
[INFO] [stderr] 215 |     fn test_U_instr_decode() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `test_u_instr_decode`
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_J_instr_decode` should have a snake case name
[INFO] [stderr]    --> src/emulator/instructions.rs:229:8
[INFO] [stderr]     |
[INFO] [stderr] 229 |     fn test_J_instr_decode() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_j_instr_decode`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/emulator.rs:402:13
[INFO] [stderr]     |
[INFO] [stderr] 402 |             cpu.execute(d);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 402 |             let _ = cpu.execute(d);
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/emulator.rs:516:9
[INFO] [stderr]     |
[INFO] [stderr] 516 |         cpu.execute(inst_obj);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 516 |         let _ = cpu.execute(inst_obj);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `Risc-V-Emulator` (lib test) generated 106 warnings (96 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/Risc_V_Emulator-5cbf5f181e28d5bd)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test emulator::instructions::tests::test_B_instr_decode ... ok
[INFO] [stdout] test emulator::instructions::tests::test_I_instr_decode ... ok
[INFO] [stdout] test emulator::instructions::tests::test_R_instr_decode ... ok
[INFO] [stdout] test emulator::tests::test_execute_slli_srli ... ok
[INFO] [stdout] test emulator::instructions::tests::test_U_instr_decode ... ok
[INFO] [stdout] test emulator::tests::test_execute_andi_ori_xori ... ok
[INFO] [stdout] test emulator::tests::test_execute_srai ... ok
[INFO] [stdout] test emulator::tests::test_execute_add_addi ... ok
[INFO] [stdout] test emulator::instructions::tests::test_S_instr_decode ... ok
[INFO] [stdout] test emulator::tests::test_execute_stli_stliu ... ok
[INFO] [stdout] test emulator::tests::test_execute_lui ... ok
[INFO] [stdout] test emulator::tests::test_execute_csrrc ... ok
[INFO] [stdout] test emulator::instructions::tests::test_J_instr_decode ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_add.rs (/opt/rustwide/target/debug/deps/test_add-b5fa2da08b3bf0cf)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_add ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- test_add stdout ----
[INFO] [stdout] Result: [0, 80, 14, 147, 2, 80, 15, 19, 1, 223, 15, 179]
[INFO] [stdout] thread 'test_add' panicked at src/emulator.rs:155:13:
[INFO] [stdout] Fatal exception!
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x588dc215e13a - std::backtrace_rs::backtrace::libunwind::trace::h5a5b8284f2d0c266
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stdout]    1:     0x588dc215e13a - std::backtrace_rs::backtrace::trace_unsynchronized::h76d4f1c9b0b875e3
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x588dc215e13a - std::sys::backtrace::_print_fmt::hc4546b8364a537c6
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x588dc215e13a - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h5b6bd5631a6d1f6b
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x588dc2183603 - core::fmt::rt::Argument::fmt::h270f6602a2b96f62
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/fmt/rt.rs:177:76
[INFO] [stdout]    5:     0x588dc2183603 - core::fmt::write::h7550c97b06c86515
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/fmt/mod.rs:1186:21
[INFO] [stdout]    6:     0x588dc215b253 - std::io::Write::write_fmt::h509ff860e5956e5e
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/io/mod.rs:1839:15
[INFO] [stdout]    7:     0x588dc215df82 - std::sys::backtrace::BacktraceLock::print::h2395ccd2c84ba3aa
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    8:     0x588dc215f59a - std::panicking::default_hook::{{closure}}::he19d4c7230e07961
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:268:22
[INFO] [stdout]    9:     0x588dc215f3a4 - std::panicking::default_hook::hf614597d3c67bbdb
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:292:9
[INFO] [stdout]   10:     0x588dc211c199 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39b51ce4599c23d1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2468:9
[INFO] [stdout]   11:     0x588dc211c199 - test::test_main::{{closure}}::he977ae839a582784
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:133:21
[INFO] [stdout]   12:     0x588dc215fc38 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h9455091b6b06f9fb
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2468:9
[INFO] [stdout]   13:     0x588dc215fc38 - std::panicking::rust_panic_with_hook::h8942133a8b252070
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:809:13
[INFO] [stdout]   14:     0x588dc215f9c6 - std::panicking::begin_panic_handler::{{closure}}::hb5f5963570096b29
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:667:13
[INFO] [stdout]   15:     0x588dc215e619 - std::sys::backtrace::__rust_end_short_backtrace::h6208cedc1922feda
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:170:18
[INFO] [stdout]   16:     0x588dc215f68c - rust_begin_unwind
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:665:5
[INFO] [stdout]   17:     0x588dc20e1ab0 - core::panicking::panic_fmt::h0c3082644d1bf418
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panicking.rs:74:14
[INFO] [stdout]   18:     0x588dc212aafa - Risc_V_Emulator::emulator::Cpu::handle_error::hd7eaeb4f6e9af270
[INFO] [stdout]                                at /opt/rustwide/workdir/src/emulator.rs:155:13
[INFO] [stdout]   19:     0x588dc212a367 - Risc_V_Emulator::emulator::Cpu::run::h71d20a72a1ab6c85
[INFO] [stdout]                                at /opt/rustwide/workdir/src/emulator.rs:53:21
[INFO] [stdout]   20:     0x588dc20e3cf4 - test_add::test_add::hc5b0fe0047f3472b
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/test_add.rs:28:5
[INFO] [stdout]   21:     0x588dc20e3b17 - test_add::test_add::{{closure}}::h8e404781e6958367
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/test_add.rs:18:14
[INFO] [stdout]   22:     0x588dc20e2ed6 - core::ops::function::FnOnce::call_once::h8c0b5725ba49519a
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x588dc2120b5b - core::ops::function::FnOnce::call_once::h109cf8051a59b34e
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x588dc2120b5b - test::__rust_begin_short_backtrace::hf4fff89d377446ba
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:621:18
[INFO] [stdout]   25:     0x588dc2120397 - test::run_test_in_process::{{closure}}::h0e39181dd7ee5a43
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:644:60
[INFO] [stdout]   26:     0x588dc2120397 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc5a66a30f0bdfd1f
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   27:     0x588dc2120397 - std::panicking::try::do_call::h873b7cf639554a5e
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:557:40
[INFO] [stdout]   28:     0x588dc2120397 - std::panicking::try::hdb19862fad9c8bd1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:520:19
[INFO] [stdout]   29:     0x588dc2120397 - std::panic::catch_unwind::h281fe732d236d260
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panic.rs:358:14
[INFO] [stdout]   30:     0x588dc2120397 - test::run_test_in_process::h949b6df8457ed338
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:644:27
[INFO] [stdout]   31:     0x588dc2120397 - test::run_test::{{closure}}::h52c556a6d4740e10
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:565:43
[INFO] [stdout]   32:     0x588dc20e5674 - test::run_test::{{closure}}::h4237f6381c45ccb9
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:595:41
[INFO] [stdout]   33:     0x588dc20e5674 - std::sys::backtrace::__rust_begin_short_backtrace::h505c97a579eca628
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:154:18
[INFO] [stdout]   34:     0x588dc20e8d3e - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h9e86b2e2bc107ea3
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/thread/mod.rs:538:17
[INFO] [stdout]   35:     0x588dc20e8d3e - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h8b06ddb275ff4a25
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   36:     0x588dc20e8d3e - std::panicking::try::do_call::hb26ecd7cd9a9355d
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:557:40
[INFO] [stdout]   37:     0x588dc20e8d3e - std::panicking::try::h8ddeca9d705f9069
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:520:19
[INFO] [stdout]   38:     0x588dc20e8d3e - std::panic::catch_unwind::h49e1c33078844c46
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panic.rs:358:14
[INFO] [stdout]   39:     0x588dc20e8d3e - std::thread::Builder::spawn_unchecked_::{{closure}}::h6073db6ff56ad35d
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/thread/mod.rs:537:30
[INFO] [stdout]   40:     0x588dc20e8d3e - core::ops::function::FnOnce::call_once{{vtable.shim}}::h2c5a5f3779c774f1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x588dc216399b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf75717d9f28faebf
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2454:9
[INFO] [stdout]   42:     0x588dc216399b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7bd883a5f3c5f3c1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2454:9
[INFO] [stdout]   43:     0x588dc216399b - std::sys::pal::unix::thread::Thread::new::thread_start::hcc78f3943333fa94
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/pal/unix/thread.rs:105:17
[INFO] [stdout]   44:     0x7c6f7f1caac3 - <unknown>
[INFO] [stdout]   45:     0x7c6f7f25ba04 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     test_add
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test test_add`
[INFO] running `Command { std: "docker" "inspect" "10f754000671ce359d9b04876fa09100f5574f2575e5193037278d0c69e82407", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10f754000671ce359d9b04876fa09100f5574f2575e5193037278d0c69e82407", kill_on_drop: false }`
[INFO] [stdout] 10f754000671ce359d9b04876fa09100f5574f2575e5193037278d0c69e82407
