[INFO] cloning repository https://github.com/NOPLAB/simple-riscv
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/NOPLAB/simple-riscv" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNOPLAB%2Fsimple-riscv", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNOPLAB%2Fsimple-riscv'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a3b0f697dd221ae506e812ccae7b2f879ce64bcb
[INFO] checking NOPLAB/simple-riscv against master#4eb62535fc12dd1a63fd43a4173e224e79313c4d for pr-158816
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNOPLAB%2Fsimple-riscv" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/NOPLAB/simple-riscv
[INFO] finished tweaking git repo https://github.com/NOPLAB/simple-riscv
[INFO] tweaked toml for git repo https://github.com/NOPLAB/simple-riscv written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/NOPLAB/simple-riscv on toolchain 4eb62535fc12dd1a63fd43a4173e224e79313c4d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/NOPLAB/simple-riscv 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" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded boolean_expression v0.3.11
[INFO] [stderr]   Downloaded bitmatch v0.1.1
[INFO] [stderr]   Downloaded bitpattern v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] d18a37e39b8b7f32b9e9683c3be1bff3b4feff05206e3ba8d549c55af020f785
[INFO] running `Command { std: "docker" "start" "d18a37e39b8b7f32b9e9683c3be1bff3b4feff05206e3ba8d549c55af020f785", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d18a37e39b8b7f32b9e9683c3be1bff3b4feff05206e3ba8d549c55af020f785", 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" "d18a37e39b8b7f32b9e9683c3be1bff3b4feff05206e3ba8d549c55af020f785" "/opt/rustwide/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d18a37e39b8b7f32b9e9683c3be1bff3b4feff05206e3ba8d549c55af020f785", 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=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d18a37e39b8b7f32b9e9683c3be1bff3b4feff05206e3ba8d549c55af020f785" "/opt/rustwide/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling thiserror v2.0.15
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]    Compiling smallvec v1.11.0
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]    Compiling quote v1.0.39
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling syn v2.0.99
[INFO] [stderr]    Compiling paste v0.1.18
[INFO] [stderr]    Compiling bitpattern v0.1.0
[INFO] [stderr]    Compiling boolean_expression v0.3.11
[INFO] [stderr]    Compiling thiserror-impl v2.0.15
[INFO] [stderr]    Compiling bitmatch v0.1.1
[INFO] [stderr]     Checking simple-riscv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/processor/riscv/rv32ui/execute.rs:23:19
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/processor/riscv/rv32ui/fetch.rs:22:19
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/processor/riscv/rv32ui/writeback.rs:28:19
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `URET`, `SRET`, `WFI`, `EBREAK`, `FENCEI`, and `SFENCEVMA` are never constructed
[INFO] [stdout]    --> src/processor/riscv/rv32ui/decode.rs:92:5
[INFO] [stdout]     |
[INFO] [stdout]  37 | pub enum Opcode {
[INFO] [stdout]     |          ------ variants in this enum
[INFO] [stdout] ...
[INFO] [stdout]  92 |     URET, // todo
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]  93 |     SRET, // todo
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout]  96 |     WFI, // todo
[INFO] [stdout]     |     ^^^
[INFO] [stdout] ...
[INFO] [stdout]  99 |     EBREAK, // todo
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 102 |     FENCEI,    // todo
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 103 |     SFENCEVMA, //todo
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Opcode` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `imm_i`, `imm_s`, `imm_b`, `imm_j`, and `imm_u` are never read
[INFO] [stdout]    --> src/processor/riscv/rv32ui/decode.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub struct DecodeResult {
[INFO] [stdout]     |            ------------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 114 |     pub imm_i: u32,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub imm_s: u32,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 120 |     pub imm_b: u32,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 123 |     pub imm_j: u32,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 126 |     pub imm_u: u32,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `DecodeResult` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ExecuteErrorType` is never used
[INFO] [stdout]  --> src/processor/riscv/rv32ui/execute.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub enum ExecuteErrorType {}
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ExecuteError` is never constructed
[INFO] [stdout]   --> src/processor/riscv/rv32ui/execute.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct ExecuteError {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/processor/riscv/rv32ui/execute.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl ExecuteError {
[INFO] [stdout]    | ----------------- associated function in this implementation
[INFO] [stdout] 15 |     fn new(error_type: ExecuteErrorType) -> Box<Self> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `FetchErrorType` is never used
[INFO] [stdout]  --> src/processor/riscv/rv32ui/fetch.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub enum FetchErrorType {}
[INFO] [stdout]   |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FetchError` is never constructed
[INFO] [stdout]  --> src/processor/riscv/rv32ui/fetch.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct FetchError {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/processor/riscv/rv32ui/fetch.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl FetchError {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 14 |     fn new(error_type: FetchErrorType) -> Box<Self> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `WritebackErrorType` is never used
[INFO] [stdout]   --> src/processor/riscv/rv32ui/writeback.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub enum WritebackErrorType {}
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WritebackError` is never constructed
[INFO] [stdout]   --> src/processor/riscv/rv32ui/writeback.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct WritebackError {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/processor/riscv/rv32ui/writeback.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl WritebackError {
[INFO] [stdout]    | ------------------- associated function in this implementation
[INFO] [stdout] 20 |     fn new(error_type: WritebackErrorType) -> Box<Self> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/processor/riscv/rv32ui/execute.rs:23:19
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/processor/riscv/rv32ui/fetch.rs:22:19
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/processor/riscv/rv32ui/writeback.rs:28:19
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `URET`, `SRET`, `WFI`, `EBREAK`, `FENCEI`, and `SFENCEVMA` are never constructed
[INFO] [stdout]    --> src/processor/riscv/rv32ui/decode.rs:92:5
[INFO] [stdout]     |
[INFO] [stdout]  37 | pub enum Opcode {
[INFO] [stdout]     |          ------ variants in this enum
[INFO] [stdout] ...
[INFO] [stdout]  92 |     URET, // todo
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]  93 |     SRET, // todo
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout]  96 |     WFI, // todo
[INFO] [stdout]     |     ^^^
[INFO] [stdout] ...
[INFO] [stdout]  99 |     EBREAK, // todo
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 102 |     FENCEI,    // todo
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 103 |     SFENCEVMA, //todo
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Opcode` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `imm_i`, `imm_s`, `imm_b`, `imm_j`, and `imm_u` are never read
[INFO] [stdout]    --> src/processor/riscv/rv32ui/decode.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub struct DecodeResult {
[INFO] [stdout]     |            ------------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 114 |     pub imm_i: u32,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub imm_s: u32,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 120 |     pub imm_b: u32,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 123 |     pub imm_j: u32,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 126 |     pub imm_u: u32,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `DecodeResult` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ExecuteErrorType` is never used
[INFO] [stdout]  --> src/processor/riscv/rv32ui/execute.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub enum ExecuteErrorType {}
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ExecuteError` is never constructed
[INFO] [stdout]   --> src/processor/riscv/rv32ui/execute.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct ExecuteError {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/processor/riscv/rv32ui/execute.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl ExecuteError {
[INFO] [stdout]    | ----------------- associated function in this implementation
[INFO] [stdout] 15 |     fn new(error_type: ExecuteErrorType) -> Box<Self> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `FetchErrorType` is never used
[INFO] [stdout]  --> src/processor/riscv/rv32ui/fetch.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub enum FetchErrorType {}
[INFO] [stdout]   |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FetchError` is never constructed
[INFO] [stdout]  --> src/processor/riscv/rv32ui/fetch.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct FetchError {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/processor/riscv/rv32ui/fetch.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl FetchError {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 14 |     fn new(error_type: FetchErrorType) -> Box<Self> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `WritebackErrorType` is never used
[INFO] [stdout]   --> src/processor/riscv/rv32ui/writeback.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub enum WritebackErrorType {}
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WritebackError` is never constructed
[INFO] [stdout]   --> src/processor/riscv/rv32ui/writeback.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct WritebackError {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/processor/riscv/rv32ui/writeback.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl WritebackError {
[INFO] [stdout]    | ------------------- associated function in this implementation
[INFO] [stdout] 20 |     fn new(error_type: WritebackErrorType) -> Box<Self> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.60s
[INFO] running `Command { std: "docker" "inspect" "d18a37e39b8b7f32b9e9683c3be1bff3b4feff05206e3ba8d549c55af020f785", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d18a37e39b8b7f32b9e9683c3be1bff3b4feff05206e3ba8d549c55af020f785", kill_on_drop: false }`
[INFO] [stdout] d18a37e39b8b7f32b9e9683c3be1bff3b4feff05206e3ba8d549c55af020f785
