[INFO] cloning repository https://github.com/PTNobel/RISC-V-Assembler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PTNobel/RISC-V-Assembler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPTNobel%2FRISC-V-Assembler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPTNobel%2FRISC-V-Assembler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 18043a60fa86a33fe737f7dd8ff01e638e508cba
[INFO] checking PTNobel/RISC-V-Assembler against master#cfbc6d4cf1acbac5c025acf8ed68929caa551df3 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPTNobel%2FRISC-V-Assembler" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PTNobel/RISC-V-Assembler on toolchain cfbc6d4cf1acbac5c025acf8ed68929caa551df3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/PTNobel/RISC-V-Assembler
[INFO] finished tweaking git repo https://github.com/PTNobel/RISC-V-Assembler
[INFO] tweaked toml for git repo https://github.com/PTNobel/RISC-V-Assembler written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/PTNobel/RISC-V-Assembler already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pest v2.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5e5e8567191efb26a976646a29e6b6f8e969e3732c2c6a3a2a486711e45513ee
[INFO] running `Command { std: "docker" "start" "-a" "5e5e8567191efb26a976646a29e6b6f8e969e3732c2c6a3a2a486711e45513ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e5e8567191efb26a976646a29e6b6f8e969e3732c2c6a3a2a486711e45513ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e5e8567191efb26a976646a29e6b6f8e969e3732c2c6a3a2a486711e45513ee", kill_on_drop: false }`
[INFO] [stdout] 5e5e8567191efb26a976646a29e6b6f8e969e3732c2c6a3a2a486711e45513ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f0c6db7f67115918a21806a3f0b97561b2bbc4a4235bc22210979c974e4a0f5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4f0c6db7f67115918a21806a3f0b97561b2bbc4a4235bc22210979c974e4a0f5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v0.4.19
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling ucd-trie v0.1.1
[INFO] [stderr]    Compiling maplit v1.0.1
[INFO] [stderr]    Compiling pest v2.0.1
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling pest_meta v2.0.3
[INFO] [stderr]    Compiling pest_generator v2.0.0
[INFO] [stderr]    Compiling pest_derive v2.0.1
[INFO] [stderr]     Checking riscv_assembler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]  --> src/instructions.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn new(name: &str) -> Self {
[INFO] [stdout]   |            ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `opcode`
[INFO] [stdout]    --> src/instructions.rs:122:28
[INFO] [stdout]     |
[INFO] [stdout] 122 |             Instruction::I{opcode, rd, funct3, rs1, imm} => {},
[INFO] [stdout]     |                            ^^^^^^ help: try ignoring the field: `opcode: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rd`
[INFO] [stdout]    --> src/instructions.rs:122:36
[INFO] [stdout]     |
[INFO] [stdout] 122 |             Instruction::I{opcode, rd, funct3, rs1, imm} => {},
[INFO] [stdout]     |                                    ^^ help: try ignoring the field: `rd: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `funct3`
[INFO] [stdout]    --> src/instructions.rs:122:40
[INFO] [stdout]     |
[INFO] [stdout] 122 |             Instruction::I{opcode, rd, funct3, rs1, imm} => {},
[INFO] [stdout]     |                                        ^^^^^^ help: try ignoring the field: `funct3: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rs1`
[INFO] [stdout]    --> src/instructions.rs:122:48
[INFO] [stdout]     |
[INFO] [stdout] 122 |             Instruction::I{opcode, rd, funct3, rs1, imm} => {},
[INFO] [stdout]     |                                                ^^^ help: try ignoring the field: `rs1: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imm`
[INFO] [stdout]    --> src/instructions.rs:122:53
[INFO] [stdout]     |
[INFO] [stdout] 122 |             Instruction::I{opcode, rd, funct3, rs1, imm} => {},
[INFO] [stdout]     |                                                     ^^^ help: try ignoring the field: `imm: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `opcode`
[INFO] [stdout]    --> src/instructions.rs:123:28
[INFO] [stdout]     |
[INFO] [stdout] 123 |             Instruction::S{opcode, funct3, rs1, rs2, imm} => {},
[INFO] [stdout]     |                            ^^^^^^ help: try ignoring the field: `opcode: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `funct3`
[INFO] [stdout]    --> src/instructions.rs:123:36
[INFO] [stdout]     |
[INFO] [stdout] 123 |             Instruction::S{opcode, funct3, rs1, rs2, imm} => {},
[INFO] [stdout]     |                                    ^^^^^^ help: try ignoring the field: `funct3: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rs1`
[INFO] [stdout]    --> src/instructions.rs:123:44
[INFO] [stdout]     |
[INFO] [stdout] 123 |             Instruction::S{opcode, funct3, rs1, rs2, imm} => {},
[INFO] [stdout]     |                                            ^^^ help: try ignoring the field: `rs1: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rs2`
[INFO] [stdout]    --> src/instructions.rs:123:49
[INFO] [stdout]     |
[INFO] [stdout] 123 |             Instruction::S{opcode, funct3, rs1, rs2, imm} => {},
[INFO] [stdout]     |                                                 ^^^ help: try ignoring the field: `rs2: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imm`
[INFO] [stdout]    --> src/instructions.rs:123:54
[INFO] [stdout]     |
[INFO] [stdout] 123 |             Instruction::S{opcode, funct3, rs1, rs2, imm} => {},
[INFO] [stdout]     |                                                      ^^^ help: try ignoring the field: `imm: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `opcode`
[INFO] [stdout]    --> src/instructions.rs:124:29
[INFO] [stdout]     |
[INFO] [stdout] 124 |             Instruction::SB{opcode, funct3, rs1, rs2, imm} => {},
[INFO] [stdout]     |                             ^^^^^^ help: try ignoring the field: `opcode: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `funct3`
[INFO] [stdout]    --> src/instructions.rs:124:37
[INFO] [stdout]     |
[INFO] [stdout] 124 |             Instruction::SB{opcode, funct3, rs1, rs2, imm} => {},
[INFO] [stdout]     |                                     ^^^^^^ help: try ignoring the field: `funct3: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rs1`
[INFO] [stdout]    --> src/instructions.rs:124:45
[INFO] [stdout]     |
[INFO] [stdout] 124 |             Instruction::SB{opcode, funct3, rs1, rs2, imm} => {},
[INFO] [stdout]     |                                             ^^^ help: try ignoring the field: `rs1: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rs2`
[INFO] [stdout]    --> src/instructions.rs:124:50
[INFO] [stdout]     |
[INFO] [stdout] 124 |             Instruction::SB{opcode, funct3, rs1, rs2, imm} => {},
[INFO] [stdout]     |                                                  ^^^ help: try ignoring the field: `rs2: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imm`
[INFO] [stdout]    --> src/instructions.rs:124:55
[INFO] [stdout]     |
[INFO] [stdout] 124 |             Instruction::SB{opcode, funct3, rs1, rs2, imm} => {},
[INFO] [stdout]     |                                                       ^^^ help: try ignoring the field: `imm: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `opcode`
[INFO] [stdout]    --> src/instructions.rs:125:28
[INFO] [stdout]     |
[INFO] [stdout] 125 |             Instruction::U{opcode, rd, imm} => {},
[INFO] [stdout]     |                            ^^^^^^ help: try ignoring the field: `opcode: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rd`
[INFO] [stdout]    --> src/instructions.rs:125:36
[INFO] [stdout]     |
[INFO] [stdout] 125 |             Instruction::U{opcode, rd, imm} => {},
[INFO] [stdout]     |                                    ^^ help: try ignoring the field: `rd: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imm`
[INFO] [stdout]    --> src/instructions.rs:125:40
[INFO] [stdout]     |
[INFO] [stdout] 125 |             Instruction::U{opcode, rd, imm} => {},
[INFO] [stdout]     |                                        ^^^ help: try ignoring the field: `imm: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `opcode`
[INFO] [stdout]    --> src/instructions.rs:126:29
[INFO] [stdout]     |
[INFO] [stdout] 126 |             Instruction::UJ{opcode, rd, imm} => {},
[INFO] [stdout]     |                             ^^^^^^ help: try ignoring the field: `opcode: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rd`
[INFO] [stdout]    --> src/instructions.rs:126:37
[INFO] [stdout]     |
[INFO] [stdout] 126 |             Instruction::UJ{opcode, rd, imm} => {},
[INFO] [stdout]     |                                     ^^ help: try ignoring the field: `rd: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imm`
[INFO] [stdout]    --> src/instructions.rs:126:41
[INFO] [stdout]     |
[INFO] [stdout] 126 |             Instruction::UJ{opcode, rd, imm} => {},
[INFO] [stdout]     |                                         ^^^ help: try ignoring the field: `imm: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `InstructionLiterals`
[INFO] [stdout]  --> src/instructions.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct InstructionLiterals {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/instructions.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn new(name: &str) -> Self {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Register`
[INFO] [stdout]   --> src/instructions.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct Register([bool; 5]);
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/instructions.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn new(name: &str) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Instruction`
[INFO] [stdout]   --> src/instructions.rs:43:10
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub enum Instruction {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_word`
[INFO] [stdout]   --> src/instructions.rs:87:12
[INFO] [stdout]    |
[INFO] [stdout] 87 |     pub fn to_word(&self) -> [bool; 32] {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `convert_bit_array_to_byte_array`
[INFO] [stdout]    --> src/instructions.rs:132:8
[INFO] [stdout]     |
[INFO] [stdout] 132 | pub fn convert_bit_array_to_byte_array(bit_array: [bool; 32]) -> [u8; 4] {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `GrammarParser`
[INFO] [stdout]  --> src/main.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct GrammarParser;
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]  --> src/instructions.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn new(name: &str) -> Self {
[INFO] [stdout]   |            ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `opcode`
[INFO] [stdout]    --> src/instructions.rs:122:28
[INFO] [stdout]     |
[INFO] [stdout] 122 |             Instruction::I{opcode, rd, funct3, rs1, imm} => {},
[INFO] [stdout]     |                            ^^^^^^ help: try ignoring the field: `opcode: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rd`
[INFO] [stdout]    --> src/instructions.rs:122:36
[INFO] [stdout]     |
[INFO] [stdout] 122 |             Instruction::I{opcode, rd, funct3, rs1, imm} => {},
[INFO] [stdout]     |                                    ^^ help: try ignoring the field: `rd: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `funct3`
[INFO] [stdout]    --> src/instructions.rs:122:40
[INFO] [stdout]     |
[INFO] [stdout] 122 |             Instruction::I{opcode, rd, funct3, rs1, imm} => {},
[INFO] [stdout]     |                                        ^^^^^^ help: try ignoring the field: `funct3: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rs1`
[INFO] [stdout]    --> src/instructions.rs:122:48
[INFO] [stdout]     |
[INFO] [stdout] 122 |             Instruction::I{opcode, rd, funct3, rs1, imm} => {},
[INFO] [stdout]     |                                                ^^^ help: try ignoring the field: `rs1: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imm`
[INFO] [stdout]    --> src/instructions.rs:122:53
[INFO] [stdout]     |
[INFO] [stdout] 122 |             Instruction::I{opcode, rd, funct3, rs1, imm} => {},
[INFO] [stdout]     |                                                     ^^^ help: try ignoring the field: `imm: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `opcode`
[INFO] [stdout]    --> src/instructions.rs:123:28
[INFO] [stdout]     |
[INFO] [stdout] 123 |             Instruction::S{opcode, funct3, rs1, rs2, imm} => {},
[INFO] [stdout]     |                            ^^^^^^ help: try ignoring the field: `opcode: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `funct3`
[INFO] [stdout]    --> src/instructions.rs:123:36
[INFO] [stdout]     |
[INFO] [stdout] 123 |             Instruction::S{opcode, funct3, rs1, rs2, imm} => {},
[INFO] [stdout]     |                                    ^^^^^^ help: try ignoring the field: `funct3: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rs1`
[INFO] [stdout]    --> src/instructions.rs:123:44
[INFO] [stdout]     |
[INFO] [stdout] 123 |             Instruction::S{opcode, funct3, rs1, rs2, imm} => {},
[INFO] [stdout]     |                                            ^^^ help: try ignoring the field: `rs1: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rs2`
[INFO] [stdout]    --> src/instructions.rs:123:49
[INFO] [stdout]     |
[INFO] [stdout] 123 |             Instruction::S{opcode, funct3, rs1, rs2, imm} => {},
[INFO] [stdout]     |                                                 ^^^ help: try ignoring the field: `rs2: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imm`
[INFO] [stdout]    --> src/instructions.rs:123:54
[INFO] [stdout]     |
[INFO] [stdout] 123 |             Instruction::S{opcode, funct3, rs1, rs2, imm} => {},
[INFO] [stdout]     |                                                      ^^^ help: try ignoring the field: `imm: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `opcode`
[INFO] [stdout]    --> src/instructions.rs:124:29
[INFO] [stdout]     |
[INFO] [stdout] 124 |             Instruction::SB{opcode, funct3, rs1, rs2, imm} => {},
[INFO] [stdout]     |                             ^^^^^^ help: try ignoring the field: `opcode: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `funct3`
[INFO] [stdout]    --> src/instructions.rs:124:37
[INFO] [stdout]     |
[INFO] [stdout] 124 |             Instruction::SB{opcode, funct3, rs1, rs2, imm} => {},
[INFO] [stdout]     |                                     ^^^^^^ help: try ignoring the field: `funct3: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rs1`
[INFO] [stdout]    --> src/instructions.rs:124:45
[INFO] [stdout]     |
[INFO] [stdout] 124 |             Instruction::SB{opcode, funct3, rs1, rs2, imm} => {},
[INFO] [stdout]     |                                             ^^^ help: try ignoring the field: `rs1: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rs2`
[INFO] [stdout]    --> src/instructions.rs:124:50
[INFO] [stdout]     |
[INFO] [stdout] 124 |             Instruction::SB{opcode, funct3, rs1, rs2, imm} => {},
[INFO] [stdout]     |                                                  ^^^ help: try ignoring the field: `rs2: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imm`
[INFO] [stdout]    --> src/instructions.rs:124:55
[INFO] [stdout]     |
[INFO] [stdout] 124 |             Instruction::SB{opcode, funct3, rs1, rs2, imm} => {},
[INFO] [stdout]     |                                                       ^^^ help: try ignoring the field: `imm: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `opcode`
[INFO] [stdout]    --> src/instructions.rs:125:28
[INFO] [stdout]     |
[INFO] [stdout] 125 |             Instruction::U{opcode, rd, imm} => {},
[INFO] [stdout]     |                            ^^^^^^ help: try ignoring the field: `opcode: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rd`
[INFO] [stdout]    --> src/instructions.rs:125:36
[INFO] [stdout]     |
[INFO] [stdout] 125 |             Instruction::U{opcode, rd, imm} => {},
[INFO] [stdout]     |                                    ^^ help: try ignoring the field: `rd: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imm`
[INFO] [stdout]    --> src/instructions.rs:125:40
[INFO] [stdout]     |
[INFO] [stdout] 125 |             Instruction::U{opcode, rd, imm} => {},
[INFO] [stdout]     |                                        ^^^ help: try ignoring the field: `imm: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `opcode`
[INFO] [stdout]    --> src/instructions.rs:126:29
[INFO] [stdout]     |
[INFO] [stdout] 126 |             Instruction::UJ{opcode, rd, imm} => {},
[INFO] [stdout]     |                             ^^^^^^ help: try ignoring the field: `opcode: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rd`
[INFO] [stdout]    --> src/instructions.rs:126:37
[INFO] [stdout]     |
[INFO] [stdout] 126 |             Instruction::UJ{opcode, rd, imm} => {},
[INFO] [stdout]     |                                     ^^ help: try ignoring the field: `rd: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imm`
[INFO] [stdout]    --> src/instructions.rs:126:41
[INFO] [stdout]     |
[INFO] [stdout] 126 |             Instruction::UJ{opcode, rd, imm} => {},
[INFO] [stdout]     |                                         ^^^ help: try ignoring the field: `imm: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 30 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `InstructionLiterals`
[INFO] [stdout]  --> src/instructions.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct InstructionLiterals {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/instructions.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn new(name: &str) -> Self {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `I`
[INFO] [stdout]   --> src/instructions.rs:52:4
[INFO] [stdout]    |
[INFO] [stdout] 52 | /    I {
[INFO] [stdout] 53 | |         opcode: [bool; 7],
[INFO] [stdout] 54 | |         rd: Register,
[INFO] [stdout] 55 | |         funct3: [bool; 3],
[INFO] [stdout] ...  |
[INFO] [stdout] 58 | |
[INFO] [stdout] 59 | |    },
[INFO] [stdout]    | |____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `S`
[INFO] [stdout]   --> src/instructions.rs:60:4
[INFO] [stdout]    |
[INFO] [stdout] 60 | /    S {
[INFO] [stdout] 61 | |         opcode: [bool; 7],
[INFO] [stdout] 62 | |         funct3: [bool; 3],
[INFO] [stdout] 63 | |         rs1: Register,
[INFO] [stdout] 64 | |         rs2: Register,
[INFO] [stdout] 65 | |         imm: [bool; 11],
[INFO] [stdout] 66 | |    },
[INFO] [stdout]    | |____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SB`
[INFO] [stdout]   --> src/instructions.rs:67:4
[INFO] [stdout]    |
[INFO] [stdout] 67 | /    SB {
[INFO] [stdout] 68 | |         opcode: [bool; 7],
[INFO] [stdout] 69 | |         funct3: [bool; 3],
[INFO] [stdout] 70 | |         rs1: Register,
[INFO] [stdout] 71 | |         rs2: Register,
[INFO] [stdout] 72 | |         imm: [bool; 12],
[INFO] [stdout] 73 | |    },
[INFO] [stdout]    | |____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `U`
[INFO] [stdout]   --> src/instructions.rs:74:4
[INFO] [stdout]    |
[INFO] [stdout] 74 | /    U {
[INFO] [stdout] 75 | |        opcode: [bool; 7],
[INFO] [stdout] 76 | |        rd: Register,
[INFO] [stdout] 77 | |        imm: [bool; 20]
[INFO] [stdout] 78 | |    },
[INFO] [stdout]    | |____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `UJ`
[INFO] [stdout]   --> src/instructions.rs:79:4
[INFO] [stdout]    |
[INFO] [stdout] 79 | /    UJ {
[INFO] [stdout] 80 | |        opcode: [bool; 7],
[INFO] [stdout] 81 | |        rd: Register,
[INFO] [stdout] 82 | |        imm: [bool; 20]
[INFO] [stdout] 83 | |    }
[INFO] [stdout]    | |____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `GrammarParser`
[INFO] [stdout]  --> src/main.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct GrammarParser;
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.84s
[INFO] [stdout] warning: 30 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4f0c6db7f67115918a21806a3f0b97561b2bbc4a4235bc22210979c974e4a0f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f0c6db7f67115918a21806a3f0b97561b2bbc4a4235bc22210979c974e4a0f5", kill_on_drop: false }`
[INFO] [stdout] 4f0c6db7f67115918a21806a3f0b97561b2bbc4a4235bc22210979c974e4a0f5
