[INFO] cloning repository https://github.com/WojciechMula/riscv-assembler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/WojciechMula/riscv-assembler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWojciechMula%2Friscv-assembler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWojciechMula%2Friscv-assembler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 31d9820042686c663ca6a15fa90ea422a6e21260
[INFO] checking WojciechMula/riscv-assembler against a621e2b446eafb53c7a8569f225e0b8cc2429a68 for pr-162600
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWojciechMula%2Friscv-assembler" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/WojciechMula/riscv-assembler
[INFO] finished tweaking git repo https://github.com/WojciechMula/riscv-assembler
[INFO] tweaked toml for git repo https://github.com/WojciechMula/riscv-assembler written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/WojciechMula/riscv-assembler on toolchain a621e2b446eafb53c7a8569f225e0b8cc2429a68
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a621e2b446eafb53c7a8569f225e0b8cc2429a68" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/WojciechMula/riscv-assembler 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" "+a621e2b446eafb53c7a8569f225e0b8cc2429a68" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking WojciechMula/riscv-assembler against a621e2b446eafb53c7a8569f225e0b8cc2429a68 for pr-162600
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWojciechMula%2Friscv-assembler" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/WojciechMula/riscv-assembler
[INFO] finished tweaking git repo https://github.com/WojciechMula/riscv-assembler
[INFO] tweaked toml for git repo https://github.com/WojciechMula/riscv-assembler written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/WojciechMula/riscv-assembler on toolchain a621e2b446eafb53c7a8569f225e0b8cc2429a68
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a621e2b446eafb53c7a8569f225e0b8cc2429a68" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/WojciechMula/riscv-assembler 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" "+a621e2b446eafb53c7a8569f225e0b8cc2429a68" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded logos-derive v0.16.1
[INFO] [stderr]   Downloaded logos-codegen v0.16.1
[INFO] [stderr]   Downloaded logos v0.16.1
[INFO] [stderr]   Downloaded stderrlog v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a845c246c3dbeb2f547d4c2a1f3b186bb4758132a0210cb93f698cbfa5f7f059
[INFO] running `Command { std: "docker" "start" "a845c246c3dbeb2f547d4c2a1f3b186bb4758132a0210cb93f698cbfa5f7f059", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a845c246c3dbeb2f547d4c2a1f3b186bb4758132a0210cb93f698cbfa5f7f059", 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" "a845c246c3dbeb2f547d4c2a1f3b186bb4758132a0210cb93f698cbfa5f7f059" "/opt/rustwide/cargo-home/bin/cargo" "+a621e2b446eafb53c7a8569f225e0b8cc2429a68" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a845c246c3dbeb2f547d4c2a1f3b186bb4758132a0210cb93f698cbfa5f7f059", 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" "a845c246c3dbeb2f547d4c2a1f3b186bb4758132a0210cb93f698cbfa5f7f059" "/opt/rustwide/cargo-home/bin/cargo" "+a621e2b446eafb53c7a8569f225e0b8cc2429a68" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]     Checking assembler v0.1.0 (/opt/rustwide/workdir/crates/assembler)
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]     Checking chrono v0.4.43
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]     Checking is-terminal v0.4.17
[INFO] [stderr]     Checking stderrlog v0.6.0
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]      --> crates/assembler/src/assembler.rs:21911:9
[INFO] [stdout]       |
[INFO] [stdout] 21896 |         extop_zbb::ZEXTH => {
[INFO] [stdout]       |         ---------------- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 21911 |         extop_zbb::ZEXTH => {
[INFO] [stdout]       |         ^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout]       |
[INFO] [stdout]       = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `arg3`
[INFO] [stdout]      --> crates/assembler/src/assembler.rs:22749:5
[INFO] [stdout]       |
[INFO] [stdout] 22749 |     arg3: f_un_rm_ff_op_S,
[INFO] [stdout]       |     ^^^^ help: if this is intentional, prefix it with an underscore: `_arg3`
[INFO] [stdout]       |
[INFO] [stdout]       = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `arg2`
[INFO] [stdout]      --> crates/assembler/src/assembler.rs:23041:51
[INFO] [stdout]       |
[INFO] [stdout] 23041 | fn encode_f_un_type_f_s(rs1: regidx, rd: fregidx, arg2: f_un_op_f_S) -> crate::Result<u32> {
[INFO] [stdout]       |                                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_arg2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `arg2`
[INFO] [stdout]      --> crates/assembler/src/assembler.rs:23544:51
[INFO] [stdout]       |
[INFO] [stdout] 23544 | fn encode_f_un_f_type_d(rs1: regidx, rd: fregidx, arg2: f_un_f_op_D) -> crate::Result<u32> {
[INFO] [stdout]       |                                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_arg2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `arg2`
[INFO] [stdout]      --> crates/assembler/src/assembler.rs:24048:51
[INFO] [stdout]       |
[INFO] [stdout] 24048 | fn encode_f_un_f_type_h(rs1: regidx, rd: fregidx, arg2: f_un_f_op_H) -> crate::Result<u32> {
[INFO] [stdout]       |                                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_arg2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> crates/assembler/src/parser.rs:201:18
[INFO] [stdout]     |
[INFO] [stdout] 201 | pub fn parse_i64(s: &str) -> Option<i64> {
[INFO] [stdout]     |                  ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> crates/assembler/src/sail_functions.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 67 | /         mul_op {
[INFO] [stdout] 68 | |             result_part: VectorHalf::High,
[INFO] [stdout] 69 | |             signed_rs1: Signedness::Signed,
[INFO] [stdout] 70 | |             signed_rs2: Signedness::Unsigned,
[INFO] [stdout] 71 | |         } => BitVector::<3>::new(0b001),
[INFO] [stdout]    | |_________- matches all the relevant values
[INFO] [stdout] 72 | /         mul_op {
[INFO] [stdout] 73 | |             result_part: VectorHalf::High,
[INFO] [stdout] 74 | |             signed_rs1: Signedness::Signed,
[INFO] [stdout] 75 | |             signed_rs2: Signedness::Unsigned,
[INFO] [stdout] 76 | |         } => BitVector::<3>::new(0b010),
[INFO] [stdout]    | |_________^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> crates/assembler/src/sail_functions.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 67 | /         mul_op {
[INFO] [stdout] 68 | |             result_part: VectorHalf::High,
[INFO] [stdout] 69 | |             signed_rs1: Signedness::Signed,
[INFO] [stdout] 70 | |             signed_rs2: Signedness::Unsigned,
[INFO] [stdout] 71 | |         } => BitVector::<3>::new(0b001),
[INFO] [stdout]    | |_________- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 77 | /         mul_op {
[INFO] [stdout] 78 | |             result_part: VectorHalf::High,
[INFO] [stdout] 79 | |             signed_rs1: Signedness::Signed,
[INFO] [stdout] 80 | |             signed_rs2: Signedness::Unsigned,
[INFO] [stdout] 81 | |         } => BitVector::<3>::new(0b011),
[INFO] [stdout]    | |_________^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reg`
[INFO] [stdout]    --> crates/assembler/src/sail_functions.rs:110:20
[INFO] [stdout]     |
[INFO] [stdout] 110 | pub fn encdec_creg(reg: cregidx) -> BitVector<5> {
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_reg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reg`
[INFO] [stdout]    --> crates/assembler/src/sail_functions.rs:114:20
[INFO] [stdout]     |
[INFO] [stdout] 114 | pub fn encdec_nreg(reg: usize) -> BitVector<5> {
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_reg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reg`
[INFO] [stdout]    --> crates/assembler/src/sail_functions.rs:118:21
[INFO] [stdout]     |
[INFO] [stdout] 118 | pub fn encdec_cfreg(reg: cfregidx) -> BitVector<5> {
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_reg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ident`
[INFO] [stdout]    --> crates/assembler/src/sail_functions.rs:344:12
[INFO] [stdout]     |
[INFO] [stdout] 344 |     let Ok(ident) = p.expect_alpha_num() else {
[INFO] [stdout]     |            ^^^^^ help: if this is intentional, prefix it with an underscore: `_ident`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `offset`
[INFO] [stdout]    --> crates/assembler/src/sail_functions.rs:381:17
[INFO] [stdout]     |
[INFO] [stdout] 381 |     if let Some(offset) = parse_i64(ident) {
[INFO] [stdout]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]    --> crates/assembler/src/sail_functions.rs:484:23
[INFO] [stdout]     |
[INFO] [stdout] 484 | fn optional_signed_12(p: &mut Parser) -> crate::Result<BitVector<12>> {
[INFO] [stdout]     |                       ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `zero` is never used
[INFO] [stdout]  --> crates/assembler/src/bitvector.rs:7:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | impl<const N: usize> BitVector<N> {
[INFO] [stdout]   | --------------------------------- associated function in this implementation
[INFO] [stdout] 7 |     pub const fn zero() -> Self {
[INFO] [stdout]   |                  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `determine_number_base` is never used
[INFO] [stdout]    --> crates/assembler/src/parser.rs:205:4
[INFO] [stdout]     |
[INFO] [stdout] 205 | fn determine_number_base(s: &str) -> (&str, usize) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bool_bits` is never used
[INFO] [stdout]   --> crates/assembler/src/sail_functions.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn bool_bits(f: bool) -> BitVector<1> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `maybe_nonzero_imm_6` is never used
[INFO] [stdout]    --> crates/assembler/src/sail_functions.rs:343:8
[INFO] [stdout]     |
[INFO] [stdout] 343 | pub fn maybe_nonzero_imm_6(p: &mut Parser) -> crate::Result<BitVector<6>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `optional_signed_12` is never used
[INFO] [stdout]    --> crates/assembler/src/sail_functions.rs:484:4
[INFO] [stdout]     |
[INFO] [stdout] 484 | fn optional_signed_12(p: &mut Parser) -> crate::Result<BitVector<12>> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> crates/assembler/src/sail_types.rs:17:21
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct cfregidx(pub u8);
[INFO] [stdout]    |            -------- ^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `cfregidx` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> crates/assembler/src/sail_types.rs:21:20
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct cregidx(pub u8);
[INFO] [stdout]    |            ------- ^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `cregidx` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ra` is never used
[INFO] [stdout]   --> crates/assembler/src/sail_types.rs:48:11
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub const ra: regidx = regidx(0b01);
[INFO] [stdout]    |           ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]      --> crates/assembler/src/assembler.rs:21911:9
[INFO] [stdout]       |
[INFO] [stdout] 21896 |         extop_zbb::ZEXTH => {
[INFO] [stdout]       |         ---------------- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 21911 |         extop_zbb::ZEXTH => {
[INFO] [stdout]       |         ^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout]       |
[INFO] [stdout]       = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `arg3`
[INFO] [stdout]      --> crates/assembler/src/assembler.rs:22749:5
[INFO] [stdout]       |
[INFO] [stdout] 22749 |     arg3: f_un_rm_ff_op_S,
[INFO] [stdout]       |     ^^^^ help: if this is intentional, prefix it with an underscore: `_arg3`
[INFO] [stdout]       |
[INFO] [stdout]       = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `arg2`
[INFO] [stdout]      --> crates/assembler/src/assembler.rs:23041:51
[INFO] [stdout]       |
[INFO] [stdout] 23041 | fn encode_f_un_type_f_s(rs1: regidx, rd: fregidx, arg2: f_un_op_f_S) -> crate::Result<u32> {
[INFO] [stdout]       |                                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_arg2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `arg2`
[INFO] [stdout]      --> crates/assembler/src/assembler.rs:23544:51
[INFO] [stdout]       |
[INFO] [stdout] 23544 | fn encode_f_un_f_type_d(rs1: regidx, rd: fregidx, arg2: f_un_f_op_D) -> crate::Result<u32> {
[INFO] [stdout]       |                                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_arg2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `arg2`
[INFO] [stdout]      --> crates/assembler/src/assembler.rs:24048:51
[INFO] [stdout]       |
[INFO] [stdout] 24048 | fn encode_f_un_f_type_h(rs1: regidx, rd: fregidx, arg2: f_un_f_op_H) -> crate::Result<u32> {
[INFO] [stdout]       |                                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_arg2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> crates/assembler/src/parser.rs:201:18
[INFO] [stdout]     |
[INFO] [stdout] 201 | pub fn parse_i64(s: &str) -> Option<i64> {
[INFO] [stdout]     |                  ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> crates/assembler/src/sail_functions.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 67 | /         mul_op {
[INFO] [stdout] 68 | |             result_part: VectorHalf::High,
[INFO] [stdout] 69 | |             signed_rs1: Signedness::Signed,
[INFO] [stdout] 70 | |             signed_rs2: Signedness::Unsigned,
[INFO] [stdout] 71 | |         } => BitVector::<3>::new(0b001),
[INFO] [stdout]    | |_________- matches all the relevant values
[INFO] [stdout] 72 | /         mul_op {
[INFO] [stdout] 73 | |             result_part: VectorHalf::High,
[INFO] [stdout] 74 | |             signed_rs1: Signedness::Signed,
[INFO] [stdout] 75 | |             signed_rs2: Signedness::Unsigned,
[INFO] [stdout] 76 | |         } => BitVector::<3>::new(0b010),
[INFO] [stdout]    | |_________^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> crates/assembler/src/sail_functions.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 67 | /         mul_op {
[INFO] [stdout] 68 | |             result_part: VectorHalf::High,
[INFO] [stdout] 69 | |             signed_rs1: Signedness::Signed,
[INFO] [stdout] 70 | |             signed_rs2: Signedness::Unsigned,
[INFO] [stdout] 71 | |         } => BitVector::<3>::new(0b001),
[INFO] [stdout]    | |_________- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 77 | /         mul_op {
[INFO] [stdout] 78 | |             result_part: VectorHalf::High,
[INFO] [stdout] 79 | |             signed_rs1: Signedness::Signed,
[INFO] [stdout] 80 | |             signed_rs2: Signedness::Unsigned,
[INFO] [stdout] 81 | |         } => BitVector::<3>::new(0b011),
[INFO] [stdout]    | |_________^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reg`
[INFO] [stdout]    --> crates/assembler/src/sail_functions.rs:110:20
[INFO] [stdout]     |
[INFO] [stdout] 110 | pub fn encdec_creg(reg: cregidx) -> BitVector<5> {
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_reg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reg`
[INFO] [stdout]    --> crates/assembler/src/sail_functions.rs:114:20
[INFO] [stdout]     |
[INFO] [stdout] 114 | pub fn encdec_nreg(reg: usize) -> BitVector<5> {
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_reg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reg`
[INFO] [stdout]    --> crates/assembler/src/sail_functions.rs:118:21
[INFO] [stdout]     |
[INFO] [stdout] 118 | pub fn encdec_cfreg(reg: cfregidx) -> BitVector<5> {
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_reg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ident`
[INFO] [stdout]    --> crates/assembler/src/sail_functions.rs:344:12
[INFO] [stdout]     |
[INFO] [stdout] 344 |     let Ok(ident) = p.expect_alpha_num() else {
[INFO] [stdout]     |            ^^^^^ help: if this is intentional, prefix it with an underscore: `_ident`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `offset`
[INFO] [stdout]    --> crates/assembler/src/sail_functions.rs:381:17
[INFO] [stdout]     |
[INFO] [stdout] 381 |     if let Some(offset) = parse_i64(ident) {
[INFO] [stdout]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]    --> crates/assembler/src/sail_functions.rs:484:23
[INFO] [stdout]     |
[INFO] [stdout] 484 | fn optional_signed_12(p: &mut Parser) -> crate::Result<BitVector<12>> {
[INFO] [stdout]     |                       ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `zero` is never used
[INFO] [stdout]  --> crates/assembler/src/bitvector.rs:7:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | impl<const N: usize> BitVector<N> {
[INFO] [stdout]   | --------------------------------- associated function in this implementation
[INFO] [stdout] 7 |     pub const fn zero() -> Self {
[INFO] [stdout]   |                  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `determine_number_base` is never used
[INFO] [stdout]    --> crates/assembler/src/parser.rs:205:4
[INFO] [stdout]     |
[INFO] [stdout] 205 | fn determine_number_base(s: &str) -> (&str, usize) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bool_bits` is never used
[INFO] [stdout]   --> crates/assembler/src/sail_functions.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn bool_bits(f: bool) -> BitVector<1> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `maybe_nonzero_imm_6` is never used
[INFO] [stdout]    --> crates/assembler/src/sail_functions.rs:343:8
[INFO] [stdout]     |
[INFO] [stdout] 343 | pub fn maybe_nonzero_imm_6(p: &mut Parser) -> crate::Result<BitVector<6>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `optional_signed_12` is never used
[INFO] [stdout]    --> crates/assembler/src/sail_functions.rs:484:4
[INFO] [stdout]     |
[INFO] [stdout] 484 | fn optional_signed_12(p: &mut Parser) -> crate::Result<BitVector<12>> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> crates/assembler/src/sail_types.rs:17:21
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct cfregidx(pub u8);
[INFO] [stdout]    |            -------- ^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `cfregidx` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> crates/assembler/src/sail_types.rs:21:20
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct cregidx(pub u8);
[INFO] [stdout]    |            ------- ^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `cregidx` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ra` is never used
[INFO] [stdout]   --> crates/assembler/src/sail_types.rs:48:11
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub const ra: regidx = regidx(0b01);
[INFO] [stdout]    |           ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking example v0.1.0 (/opt/rustwide/workdir/crates/example)
[INFO] [stderr]    Compiling logos-codegen v0.16.1
[INFO] [stderr]    Compiling logos-derive v0.16.1
[INFO] [stderr]     Checking logos v0.16.1
[INFO] [stderr]     Checking generator v0.1.0 (/opt/rustwide/workdir/crates/generator)
[INFO] [stdout] warning: value assigned to `enum_typename` is never read
[INFO] [stdout]    --> crates/generator/src/generator/resolve_enums.rs:117:37
[INFO] [stdout]     |
[INFO] [stdout] 117 |             let mut enum_typename = String::new();
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 129 |                 enum_typename = name.clone();
[INFO] [stdout]     |                 ------------- `enum_typename` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `enum_typename` is never read
[INFO] [stdout]    --> crates/generator/src/generator/resolve_enums.rs:180:45
[INFO] [stdout]     |
[INFO] [stdout] 180 |                     let mut enum_typename = String::new();
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 193 |                         enum_typename = name.clone();
[INFO] [stdout]     |                         ------------- `enum_typename` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `enum_typename` is never read
[INFO] [stdout]    --> crates/generator/src/generator/resolve_enums.rs:117:37
[INFO] [stdout]     |
[INFO] [stdout] 117 |             let mut enum_typename = String::new();
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 129 |                 enum_typename = name.clone();
[INFO] [stdout]     |                 ------------- `enum_typename` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `enum_typename` is never read
[INFO] [stdout]    --> crates/generator/src/generator/resolve_enums.rs:180:45
[INFO] [stdout]     |
[INFO] [stdout] 180 |                     let mut enum_typename = String::new();
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 193 |                         enum_typename = name.clone();
[INFO] [stdout]     |                         ------------- `enum_typename` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> crates/generator/src/model/mapping/placeholders.rs:112:13
[INFO] [stdout]     |
[INFO] [stdout] 112 |         let mut sail = Sail::new(s.to_string());
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bitvector` is never used
[INFO] [stdout]   --> crates/generator/src/model/bitvector_utils.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn bitvector(val: u64, bit_width: usize) -> Value {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_join_bitvectors` is never used
[INFO] [stdout]   --> crates/generator/src/model/bitvector_utils.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn test_join_bitvectors() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.40s
[INFO] running `Command { std: "docker" "inspect" "a845c246c3dbeb2f547d4c2a1f3b186bb4758132a0210cb93f698cbfa5f7f059", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a845c246c3dbeb2f547d4c2a1f3b186bb4758132a0210cb93f698cbfa5f7f059", kill_on_drop: false }`
[INFO] [stdout] a845c246c3dbeb2f547d4c2a1f3b186bb4758132a0210cb93f698cbfa5f7f059
