[INFO] cloning repository https://github.com/voft-project/r2emu
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/voft-project/r2emu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvoft-project%2Fr2emu", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvoft-project%2Fr2emu'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 536989675f256cfb257457c7553c3147ad0c6a30
[INFO] fixing voft-project/r2emu against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvoft-project%2Fr2emu" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/voft-project/r2emu
[INFO] finished tweaking git repo https://github.com/voft-project/r2emu
[INFO] tweaked toml for git repo https://github.com/voft-project/r2emu written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/voft-project/r2emu on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/voft-project/r2emu 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" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustyline v17.0.2
[INFO] [stderr]   Downloaded clap v4.5.49
[INFO] [stderr]   Downloaded capstone v0.12.0
[INFO] [stderr]   Downloaded clap_builder v4.5.49
[INFO] [stderr]   Downloaded fern v0.7.1
[INFO] [stderr]   Downloaded capstone-sys v0.16.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 90b19f1a323a72bc6456a786f596d80b80d96e246723dfa857f1d9e4572c9ce0
[INFO] running `Command { std: "docker" "start" "90b19f1a323a72bc6456a786f596d80b80d96e246723dfa857f1d9e4572c9ce0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "90b19f1a323a72bc6456a786f596d80b80d96e246723dfa857f1d9e4572c9ce0" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90b19f1a323a72bc6456a786f596d80b80d96e246723dfa857f1d9e4572c9ce0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "90b19f1a323a72bc6456a786f596d80b80d96e246723dfa857f1d9e4572c9ce0" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling find-msvc-tools v0.1.5
[INFO] [stderr]     Checking bitflags v2.10.0
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]     Checking linux-raw-sys v0.11.0
[INFO] [stderr]     Checking anstyle-query v1.1.4
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking clap_lex v0.7.6
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking log v0.4.28
[INFO] [stderr]     Checking regex-syntax v0.8.8
[INFO] [stderr]     Checking colored v2.2.0
[INFO] [stderr]    Compiling syn v2.0.107
[INFO] [stderr]    Compiling r2emu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking unicode-segmentation v1.12.0
[INFO] [stderr]     Checking anstream v0.6.21
[INFO] [stderr]    Compiling cc v1.2.50
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking clap_builder v4.5.49
[INFO] [stderr]     Checking fern v0.7.1
[INFO] [stderr]    Compiling capstone-sys v0.16.0
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking fd-lock v4.0.4
[INFO] [stderr]     Checking rustyline v17.0.2
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]    Compiling clap_derive v4.5.49
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]     Checking strum v0.26.3
[INFO] [stderr]     Checking clap v4.5.49
[INFO] [stderr]     Checking capstone v0.12.0
[INFO] [stdout] error: environment variable `CONFIG_MBASE` not defined at compile time
[INFO] [stdout]  --> src/bus/paddr.rs:8:25
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut mbase_str = env!("CONFIG_MBASE");
[INFO] [stdout]   |                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: use `std::env::var("CONFIG_MBASE")` to read the variable at run time
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: environment variable `CONFIG_MSIZE` not defined at compile time
[INFO] [stdout]   --> src/bus/paddr.rs:10:25
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut msize_str = env!("CONFIG_MSIZE");
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `std::env::var("CONFIG_MSIZE")` to read the variable at run time
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: environment variable `CONFIG_MBASE` not defined at compile time
[INFO] [stdout]  --> src/isa/riscv32/mod.rs:8:41
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub const RESET_VECTOR: u32 = parse_hex(env!("CONFIG_MBASE"));
[INFO] [stdout]   |                                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: use `std::env::var("CONFIG_MBASE")` to read the variable at run time
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `word_t` should have an upper camel case name
[INFO] [stdout]  --> src/common/common.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub type word_t = u64;
[INFO] [stdout]   |          ^^^^^^ help: convert the identifier to upper camel case: `WordT`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `vaddr_t` should have an upper camel case name
[INFO] [stdout]  --> src/common/common.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub type vaddr_t = word_t;
[INFO] [stdout]   |          ^^^^^^^ help: convert the identifier to upper camel case: `VaddrT`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `paddr_t` should have an upper camel case name
[INFO] [stdout]  --> src/common/common.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub type paddr_t = word_t;
[INFO] [stdout]   |          ^^^^^^^ help: convert the identifier to upper camel case: `PaddrT`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `with-file-history`
[INFO] [stdout]    --> src/monitor/sdb/sdb.rs:108:11
[INFO] [stdout]     |
[INFO] [stdout] 108 |     #[cfg(feature = "with-file-history")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `with-file-history` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `with-file-history`
[INFO] [stdout]    --> src/monitor/sdb/sdb.rs:161:11
[INFO] [stdout]     |
[INFO] [stdout] 161 |     #[cfg(feature = "with-file-history")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `with-file-history` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `with-file-history`
[INFO] [stdout]    --> src/monitor/sdb/sdb.rs:123:23
[INFO] [stdout]     |
[INFO] [stdout] 123 |                 #[cfg(feature = "with-file-history")]
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `with-file-history` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/utils/disasm.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `R2emuState`
[INFO] [stdout]  --> src/machine/mod.rs:5:29
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::monitor::state::{R2emuState, R2emuStateEnum};
[INFO] [stdout]   |                             ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/isa/riscv32/instruction.rs:275:9
[INFO] [stdout]     |
[INFO] [stdout] 275 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::info`
[INFO] [stdout]  --> src/cpu/core.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use log::info;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `InstructionType`
[INFO] [stdout]  --> src/cpu/core.rs:3:113
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{bus::Bus, device::Device, isa::riscv32::{RESET_VECTOR, arch::Riscv32Isa, instruction::{Instruction, InstructionType, Risc...
[INFO] [stdout]   |                                                                                                                 ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: environment variable `CONFIG_MBASE` not defined at compile time
[INFO] [stdout]  --> src/bus/paddr.rs:8:25
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut mbase_str = env!("CONFIG_MBASE");
[INFO] [stdout]   |                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: use `std::env::var("CONFIG_MBASE")` to read the variable at run time
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: environment variable `CONFIG_MSIZE` not defined at compile time
[INFO] [stdout]   --> src/bus/paddr.rs:10:25
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut msize_str = env!("CONFIG_MSIZE");
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `std::env::var("CONFIG_MSIZE")` to read the variable at run time
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: environment variable `CONFIG_MBASE` not defined at compile time
[INFO] [stdout]  --> src/isa/riscv32/mod.rs:8:41
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub const RESET_VECTOR: u32 = parse_hex(env!("CONFIG_MBASE"));
[INFO] [stdout]   |                                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: use `std::env::var("CONFIG_MBASE")` to read the variable at run time
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `word_t` should have an upper camel case name
[INFO] [stdout]  --> src/common/common.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub type word_t = u64;
[INFO] [stdout]   |          ^^^^^^ help: convert the identifier to upper camel case: `WordT`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `vaddr_t` should have an upper camel case name
[INFO] [stdout]  --> src/common/common.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub type vaddr_t = word_t;
[INFO] [stdout]   |          ^^^^^^^ help: convert the identifier to upper camel case: `VaddrT`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `paddr_t` should have an upper camel case name
[INFO] [stdout]  --> src/common/common.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub type paddr_t = word_t;
[INFO] [stdout]   |          ^^^^^^^ help: convert the identifier to upper camel case: `PaddrT`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `with-file-history`
[INFO] [stdout]    --> src/monitor/sdb/sdb.rs:108:11
[INFO] [stdout]     |
[INFO] [stdout] 108 |     #[cfg(feature = "with-file-history")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `with-file-history` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `with-file-history`
[INFO] [stdout]    --> src/monitor/sdb/sdb.rs:161:11
[INFO] [stdout]     |
[INFO] [stdout] 161 |     #[cfg(feature = "with-file-history")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `with-file-history` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `with-file-history`
[INFO] [stdout]    --> src/monitor/sdb/sdb.rs:123:23
[INFO] [stdout]     |
[INFO] [stdout] 123 |                 #[cfg(feature = "with-file-history")]
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `with-file-history` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `R2emuState`
[INFO] [stdout]  --> src/machine/mod.rs:5:29
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::monitor::state::{R2emuState, R2emuStateEnum};
[INFO] [stdout]   |                             ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::info`
[INFO] [stdout]  --> src/cpu/core.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use log::info;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `InstructionType`
[INFO] [stdout]  --> src/cpu/core.rs:3:113
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{bus::Bus, device::Device, isa::riscv32::{RESET_VECTOR, arch::Riscv32Isa, instruction::{Instruction, InstructionType, Risc...
[INFO] [stdout]   |                                                                                                                 ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `emu`
[INFO] [stdout]    --> src/monitor/sdb/sdb.rs:203:14
[INFO] [stdout]     |
[INFO] [stdout] 203 | fn exec_quit(emu: &mut Emulator) -> Result<SdbMainloopState, SdbCommandExecError> {
[INFO] [stdout]     |              ^^^ help: if this is intentional, prefix it with an underscore: `_emu`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inst`
[INFO] [stdout]   --> src/isa/riscv32/arch.rs:46:30
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn decode(&mut self, inst: u32) -> (u32, u32, u32, u32) {
[INFO] [stdout]    |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_inst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inst`
[INFO] [stdout]   --> src/isa/riscv32/arch.rs:50:28
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn exec(&mut self, inst: u32) {
[INFO] [stdout]    |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_inst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `r2emu` (bin "r2emu") due to 3 previous errors; 14 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `emu`
[INFO] [stdout]    --> src/monitor/sdb/sdb.rs:203:14
[INFO] [stdout]     |
[INFO] [stdout] 203 | fn exec_quit(emu: &mut Emulator) -> Result<SdbMainloopState, SdbCommandExecError> {
[INFO] [stdout]     |              ^^^ help: if this is intentional, prefix it with an underscore: `_emu`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inst`
[INFO] [stdout]   --> src/isa/riscv32/arch.rs:46:30
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn decode(&mut self, inst: u32) -> (u32, u32, u32, u32) {
[INFO] [stdout]    |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_inst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inst`
[INFO] [stdout]   --> src/isa/riscv32/arch.rs:50:28
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn exec(&mut self, inst: u32) {
[INFO] [stdout]    |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_inst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `r2emu` (bin "r2emu" test) due to 3 previous errors; 12 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "90b19f1a323a72bc6456a786f596d80b80d96e246723dfa857f1d9e4572c9ce0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90b19f1a323a72bc6456a786f596d80b80d96e246723dfa857f1d9e4572c9ce0", kill_on_drop: false }`
[INFO] [stdout] 90b19f1a323a72bc6456a786f596d80b80d96e246723dfa857f1d9e4572c9ce0
