[INFO] updating cached repository PTNobel/RISC-V-Assembler
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/PTNobel/RISC-V-Assembler
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/PTNobel/RISC-V-Assembler" "work/ex/clippy-test-run/sources/stable/gh/PTNobel/RISC-V-Assembler"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/PTNobel/RISC-V-Assembler'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/PTNobel/RISC-V-Assembler" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/PTNobel/RISC-V-Assembler"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/PTNobel/RISC-V-Assembler'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 18043a60fa86a33fe737f7dd8ff01e638e508cba
[INFO] sha for GitHub repo PTNobel/RISC-V-Assembler: 18043a60fa86a33fe737f7dd8ff01e638e508cba
[INFO] validating manifest of PTNobel/RISC-V-Assembler on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of PTNobel/RISC-V-Assembler on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing PTNobel/RISC-V-Assembler
[INFO] finished frobbing PTNobel/RISC-V-Assembler
[INFO] frobbed toml for PTNobel/RISC-V-Assembler written to work/ex/clippy-test-run/sources/stable/gh/PTNobel/RISC-V-Assembler/Cargo.toml
[INFO] started frobbing PTNobel/RISC-V-Assembler
[INFO] finished frobbing PTNobel/RISC-V-Assembler
[INFO] frobbed toml for PTNobel/RISC-V-Assembler written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/PTNobel/RISC-V-Assembler/Cargo.toml
[INFO] crate PTNobel/RISC-V-Assembler has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting PTNobel/RISC-V-Assembler against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-0/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/PTNobel/RISC-V-Assembler:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b19442a3a7383579125c2b7dcc5e7ccb2c671feb7e592a94ebd8c3ee539645e8
[INFO] running `"docker" "start" "-a" "b19442a3a7383579125c2b7dcc5e7ccb2c671feb7e592a94ebd8c3ee539645e8"`
[INFO] [stderr]    Compiling pest v2.0.1
[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/crater/workdir)
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]  --> src/instructions.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 |     fn new(name: &str) -> Self {
[INFO] [stderr]   |            ^^^^ help: consider using `_name` instead
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `opcode`
[INFO] [stderr]    --> src/instructions.rs:122:28
[INFO] [stderr]     |
[INFO] [stderr] 122 |             Instruction::I{opcode, rd, funct3, rs1, imm} => {},
[INFO] [stderr]     |                            ^^^^^^ help: try ignoring the field: `opcode: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rd`
[INFO] [stderr]    --> src/instructions.rs:122:36
[INFO] [stderr]     |
[INFO] [stderr] 122 |             Instruction::I{opcode, rd, funct3, rs1, imm} => {},
[INFO] [stderr]     |                                    ^^ help: try ignoring the field: `rd: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `funct3`
[INFO] [stderr]    --> src/instructions.rs:122:40
[INFO] [stderr]     |
[INFO] [stderr] 122 |             Instruction::I{opcode, rd, funct3, rs1, imm} => {},
[INFO] [stderr]     |                                        ^^^^^^ help: try ignoring the field: `funct3: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rs1`
[INFO] [stderr]    --> src/instructions.rs:122:48
[INFO] [stderr]     |
[INFO] [stderr] 122 |             Instruction::I{opcode, rd, funct3, rs1, imm} => {},
[INFO] [stderr]     |                                                ^^^ help: try ignoring the field: `rs1: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `imm`
[INFO] [stderr]    --> src/instructions.rs:122:53
[INFO] [stderr]     |
[INFO] [stderr] 122 |             Instruction::I{opcode, rd, funct3, rs1, imm} => {},
[INFO] [stderr]     |                                                     ^^^ help: try ignoring the field: `imm: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `opcode`
[INFO] [stderr]    --> src/instructions.rs:123:28
[INFO] [stderr]     |
[INFO] [stderr] 123 |             Instruction::S{opcode, funct3, rs1, rs2, imm} => {},
[INFO] [stderr]     |                            ^^^^^^ help: try ignoring the field: `opcode: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `funct3`
[INFO] [stderr]    --> src/instructions.rs:123:36
[INFO] [stderr]     |
[INFO] [stderr] 123 |             Instruction::S{opcode, funct3, rs1, rs2, imm} => {},
[INFO] [stderr]     |                                    ^^^^^^ help: try ignoring the field: `funct3: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rs1`
[INFO] [stderr]    --> src/instructions.rs:123:44
[INFO] [stderr]     |
[INFO] [stderr] 123 |             Instruction::S{opcode, funct3, rs1, rs2, imm} => {},
[INFO] [stderr]     |                                            ^^^ help: try ignoring the field: `rs1: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rs2`
[INFO] [stderr]    --> src/instructions.rs:123:49
[INFO] [stderr]     |
[INFO] [stderr] 123 |             Instruction::S{opcode, funct3, rs1, rs2, imm} => {},
[INFO] [stderr]     |                                                 ^^^ help: try ignoring the field: `rs2: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `imm`
[INFO] [stderr]    --> src/instructions.rs:123:54
[INFO] [stderr]     |
[INFO] [stderr] 123 |             Instruction::S{opcode, funct3, rs1, rs2, imm} => {},
[INFO] [stderr]     |                                                      ^^^ help: try ignoring the field: `imm: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `opcode`
[INFO] [stderr]    --> src/instructions.rs:124:29
[INFO] [stderr]     |
[INFO] [stderr] 124 |             Instruction::SB{opcode, funct3, rs1, rs2, imm} => {},
[INFO] [stderr]     |                             ^^^^^^ help: try ignoring the field: `opcode: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `funct3`
[INFO] [stderr]    --> src/instructions.rs:124:37
[INFO] [stderr]     |
[INFO] [stderr] 124 |             Instruction::SB{opcode, funct3, rs1, rs2, imm} => {},
[INFO] [stderr]     |                                     ^^^^^^ help: try ignoring the field: `funct3: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rs1`
[INFO] [stderr]    --> src/instructions.rs:124:45
[INFO] [stderr]     |
[INFO] [stderr] 124 |             Instruction::SB{opcode, funct3, rs1, rs2, imm} => {},
[INFO] [stderr]     |                                             ^^^ help: try ignoring the field: `rs1: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rs2`
[INFO] [stderr]    --> src/instructions.rs:124:50
[INFO] [stderr]     |
[INFO] [stderr] 124 |             Instruction::SB{opcode, funct3, rs1, rs2, imm} => {},
[INFO] [stderr]     |                                                  ^^^ help: try ignoring the field: `rs2: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `imm`
[INFO] [stderr]    --> src/instructions.rs:124:55
[INFO] [stderr]     |
[INFO] [stderr] 124 |             Instruction::SB{opcode, funct3, rs1, rs2, imm} => {},
[INFO] [stderr]     |                                                       ^^^ help: try ignoring the field: `imm: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `opcode`
[INFO] [stderr]    --> src/instructions.rs:125:28
[INFO] [stderr]     |
[INFO] [stderr] 125 |             Instruction::U{opcode, rd, imm} => {},
[INFO] [stderr]     |                            ^^^^^^ help: try ignoring the field: `opcode: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rd`
[INFO] [stderr]    --> src/instructions.rs:125:36
[INFO] [stderr]     |
[INFO] [stderr] 125 |             Instruction::U{opcode, rd, imm} => {},
[INFO] [stderr]     |                                    ^^ help: try ignoring the field: `rd: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `imm`
[INFO] [stderr]    --> src/instructions.rs:125:40
[INFO] [stderr]     |
[INFO] [stderr] 125 |             Instruction::U{opcode, rd, imm} => {},
[INFO] [stderr]     |                                        ^^^ help: try ignoring the field: `imm: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `opcode`
[INFO] [stderr]    --> src/instructions.rs:126:29
[INFO] [stderr]     |
[INFO] [stderr] 126 |             Instruction::UJ{opcode, rd, imm} => {},
[INFO] [stderr]     |                             ^^^^^^ help: try ignoring the field: `opcode: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rd`
[INFO] [stderr]    --> src/instructions.rs:126:37
[INFO] [stderr]     |
[INFO] [stderr] 126 |             Instruction::UJ{opcode, rd, imm} => {},
[INFO] [stderr]     |                                     ^^ help: try ignoring the field: `rd: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `imm`
[INFO] [stderr]    --> src/instructions.rs:126:41
[INFO] [stderr]     |
[INFO] [stderr] 126 |             Instruction::UJ{opcode, rd, imm} => {},
[INFO] [stderr]     |                                         ^^^ help: try ignoring the field: `imm: _`
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `InstructionLiterals`
[INFO] [stderr]  --> src/instructions.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub struct InstructionLiterals {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]  --> src/instructions.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     fn new(name: &str) -> Self {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Register`
[INFO] [stderr]   --> src/instructions.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub struct Register([bool; 5]);
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/instructions.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn new(name: &str) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Instruction`
[INFO] [stderr]   --> src/instructions.rs:43:1
[INFO] [stderr]    |
[INFO] [stderr] 43 | pub enum Instruction {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `to_word`
[INFO] [stderr]   --> src/instructions.rs:87:5
[INFO] [stderr]    |
[INFO] [stderr] 87 |     pub fn to_word(&self) -> [bool; 32] {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `convert_bit_array_to_byte_array`
[INFO] [stderr]    --> src/instructions.rs:132:1
[INFO] [stderr]     |
[INFO] [stderr] 132 | pub fn convert_bit_array_to_byte_array(bit_array: [bool; 32]) -> [u8; 4] {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `GrammarParser`
[INFO] [stderr]  --> src/main.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | struct GrammarParser;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: Err(_) will match all errors, maybe not a good idea
[INFO] [stderr]   --> src/instructions.rs:37:13
[INFO] [stderr]    |
[INFO] [stderr] 37 |             Err(_) => { panic!(); }
[INFO] [stderr]    |             ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::match_wild_err_arm)] on by default
[INFO] [stderr]    = note: to remove this warning, match each error separately or use unreachable macro
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_wild_err_arm
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `x` is only used to index `funct7`.
[INFO] [stderr]   --> src/instructions.rs:92:26
[INFO] [stderr]    |
[INFO] [stderr] 92 |                 for x in 0..7 {
[INFO] [stderr]    |                          ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_range_loop)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]    |
[INFO] [stderr] 92 |                 for <item> in funct7.iter().take(7) {
[INFO] [stderr]    |                     ^^^^^^    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `x` is only used to index `funct3`.
[INFO] [stderr]    --> src/instructions.rs:107:26
[INFO] [stderr]     |
[INFO] [stderr] 107 |                 for x in 0..3 {
[INFO] [stderr]     |                          ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]     |
[INFO] [stderr] 107 |                 for <item> in funct3.iter().take(3) {
[INFO] [stderr]     |                     ^^^^^^    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `x` is only used to index `opcode`.
[INFO] [stderr]    --> src/instructions.rs:117:26
[INFO] [stderr]     |
[INFO] [stderr] 117 |                 for x in 0..7 {
[INFO] [stderr]     |                          ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]     |
[INFO] [stderr] 117 |                 for <item> in opcode.iter().take(7) {
[INFO] [stderr]     |                     ^^^^^^    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]  --> src/instructions.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 |     fn new(name: &str) -> Self {
[INFO] [stderr]   |            ^^^^ help: consider using `_name` instead
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `opcode`
[INFO] [stderr]    --> src/instructions.rs:122:28
[INFO] [stderr]     |
[INFO] [stderr] 122 |             Instruction::I{opcode, rd, funct3, rs1, imm} => {},
[INFO] [stderr]     |                            ^^^^^^ help: try ignoring the field: `opcode: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rd`
[INFO] [stderr]    --> src/instructions.rs:122:36
[INFO] [stderr]     |
[INFO] [stderr] 122 |             Instruction::I{opcode, rd, funct3, rs1, imm} => {},
[INFO] [stderr]     |                                    ^^ help: try ignoring the field: `rd: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `funct3`
[INFO] [stderr]    --> src/instructions.rs:122:40
[INFO] [stderr]     |
[INFO] [stderr] 122 |             Instruction::I{opcode, rd, funct3, rs1, imm} => {},
[INFO] [stderr]     |                                        ^^^^^^ help: try ignoring the field: `funct3: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rs1`
[INFO] [stderr]    --> src/instructions.rs:122:48
[INFO] [stderr]     |
[INFO] [stderr] 122 |             Instruction::I{opcode, rd, funct3, rs1, imm} => {},
[INFO] [stderr]     |                                                ^^^ help: try ignoring the field: `rs1: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `imm`
[INFO] [stderr]    --> src/instructions.rs:122:53
[INFO] [stderr]     |
[INFO] [stderr] 122 |             Instruction::I{opcode, rd, funct3, rs1, imm} => {},
[INFO] [stderr]     |                                                     ^^^ help: try ignoring the field: `imm: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `opcode`
[INFO] [stderr]    --> src/instructions.rs:123:28
[INFO] [stderr]     |
[INFO] [stderr] 123 |             Instruction::S{opcode, funct3, rs1, rs2, imm} => {},
[INFO] [stderr]     |                            ^^^^^^ help: try ignoring the field: `opcode: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `funct3`
[INFO] [stderr]    --> src/instructions.rs:123:36
[INFO] [stderr]     |
[INFO] [stderr] 123 |             Instruction::S{opcode, funct3, rs1, rs2, imm} => {},
[INFO] [stderr]     |                                    ^^^^^^ help: try ignoring the field: `funct3: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rs1`
[INFO] [stderr]    --> src/instructions.rs:123:44
[INFO] [stderr]     |
[INFO] [stderr] 123 |             Instruction::S{opcode, funct3, rs1, rs2, imm} => {},
[INFO] [stderr]     |                                            ^^^ help: try ignoring the field: `rs1: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rs2`
[INFO] [stderr]    --> src/instructions.rs:123:49
[INFO] [stderr]     |
[INFO] [stderr] 123 |             Instruction::S{opcode, funct3, rs1, rs2, imm} => {},
[INFO] [stderr]     |                                                 ^^^ help: try ignoring the field: `rs2: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `imm`
[INFO] [stderr]    --> src/instructions.rs:123:54
[INFO] [stderr]     |
[INFO] [stderr] 123 |             Instruction::S{opcode, funct3, rs1, rs2, imm} => {},
[INFO] [stderr]     |                                                      ^^^ help: try ignoring the field: `imm: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `opcode`
[INFO] [stderr]    --> src/instructions.rs:124:29
[INFO] [stderr]     |
[INFO] [stderr] 124 |             Instruction::SB{opcode, funct3, rs1, rs2, imm} => {},
[INFO] [stderr]     |                             ^^^^^^ help: try ignoring the field: `opcode: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `funct3`
[INFO] [stderr]    --> src/instructions.rs:124:37
[INFO] [stderr]     |
[INFO] [stderr] 124 |             Instruction::SB{opcode, funct3, rs1, rs2, imm} => {},
[INFO] [stderr]     |                                     ^^^^^^ help: try ignoring the field: `funct3: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rs1`
[INFO] [stderr]    --> src/instructions.rs:124:45
[INFO] [stderr]     |
[INFO] [stderr] 124 |             Instruction::SB{opcode, funct3, rs1, rs2, imm} => {},
[INFO] [stderr]     |                                             ^^^ help: try ignoring the field: `rs1: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rs2`
[INFO] [stderr]    --> src/instructions.rs:124:50
[INFO] [stderr]     |
[INFO] [stderr] 124 |             Instruction::SB{opcode, funct3, rs1, rs2, imm} => {},
[INFO] [stderr]     |                                                  ^^^ help: try ignoring the field: `rs2: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `imm`
[INFO] [stderr]    --> src/instructions.rs:124:55
[INFO] [stderr]     |
[INFO] [stderr] 124 |             Instruction::SB{opcode, funct3, rs1, rs2, imm} => {},
[INFO] [stderr]     |                                                       ^^^ help: try ignoring the field: `imm: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `opcode`
[INFO] [stderr]    --> src/instructions.rs:125:28
[INFO] [stderr]     |
[INFO] [stderr] 125 |             Instruction::U{opcode, rd, imm} => {},
[INFO] [stderr]     |                            ^^^^^^ help: try ignoring the field: `opcode: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rd`
[INFO] [stderr]    --> src/instructions.rs:125:36
[INFO] [stderr]     |
[INFO] [stderr] 125 |             Instruction::U{opcode, rd, imm} => {},
[INFO] [stderr]     |                                    ^^ help: try ignoring the field: `rd: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `imm`
[INFO] [stderr]    --> src/instructions.rs:125:40
[INFO] [stderr]     |
[INFO] [stderr] 125 |             Instruction::U{opcode, rd, imm} => {},
[INFO] [stderr]     |                                        ^^^ help: try ignoring the field: `imm: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `opcode`
[INFO] [stderr]    --> src/instructions.rs:126:29
[INFO] [stderr]     |
[INFO] [stderr] 126 |             Instruction::UJ{opcode, rd, imm} => {},
[INFO] [stderr]     |                             ^^^^^^ help: try ignoring the field: `opcode: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rd`
[INFO] [stderr]    --> src/instructions.rs:126:37
[INFO] [stderr]     |
[INFO] [stderr] 126 |             Instruction::UJ{opcode, rd, imm} => {},
[INFO] [stderr]     |                                     ^^ help: try ignoring the field: `rd: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `imm`
[INFO] [stderr]    --> src/instructions.rs:126:41
[INFO] [stderr]     |
[INFO] [stderr] 126 |             Instruction::UJ{opcode, rd, imm} => {},
[INFO] [stderr]     |                                         ^^^ help: try ignoring the field: `imm: _`
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `InstructionLiterals`
[INFO] [stderr]  --> src/instructions.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub struct InstructionLiterals {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]  --> src/instructions.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     fn new(name: &str) -> Self {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `I`
[INFO] [stderr]   --> src/instructions.rs:52:4
[INFO] [stderr]    |
[INFO] [stderr] 52 | /    I {
[INFO] [stderr] 53 | |         opcode: [bool; 7],
[INFO] [stderr] 54 | |         rd: Register,
[INFO] [stderr] 55 | |         funct3: [bool; 3],
[INFO] [stderr] ...  |
[INFO] [stderr] 58 | |
[INFO] [stderr] 59 | |    },
[INFO] [stderr]    | |____^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `S`
[INFO] [stderr]   --> src/instructions.rs:60:4
[INFO] [stderr]    |
[INFO] [stderr] 60 | /    S {
[INFO] [stderr] 61 | |         opcode: [bool; 7],
[INFO] [stderr] 62 | |         funct3: [bool; 3],
[INFO] [stderr] 63 | |         rs1: Register,
[INFO] [stderr] 64 | |         rs2: Register,
[INFO] [stderr] 65 | |         imm: [bool; 11],
[INFO] [stderr] 66 | |    },
[INFO] [stderr]    | |____^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `SB`
[INFO] [stderr]   --> src/instructions.rs:67:4
[INFO] [stderr]    |
[INFO] [stderr] 67 | /    SB {
[INFO] [stderr] 68 | |         opcode: [bool; 7],
[INFO] [stderr] 69 | |         funct3: [bool; 3],
[INFO] [stderr] 70 | |         rs1: Register,
[INFO] [stderr] 71 | |         rs2: Register,
[INFO] [stderr] 72 | |         imm: [bool; 12],
[INFO] [stderr] 73 | |    },
[INFO] [stderr]    | |____^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `U`
[INFO] [stderr]   --> src/instructions.rs:74:4
[INFO] [stderr]    |
[INFO] [stderr] 74 | /    U {
[INFO] [stderr] 75 | |        opcode: [bool; 7],
[INFO] [stderr] 76 | |        rd: Register,
[INFO] [stderr] 77 | |        imm: [bool; 20]
[INFO] [stderr] 78 | |    },
[INFO] [stderr]    | |____^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `UJ`
[INFO] [stderr]   --> src/instructions.rs:79:4
[INFO] [stderr]    |
[INFO] [stderr] 79 | /    UJ {
[INFO] [stderr] 80 | |        opcode: [bool; 7],
[INFO] [stderr] 81 | |        rd: Register,
[INFO] [stderr] 82 | |        imm: [bool; 20]
[INFO] [stderr] 83 | |    }
[INFO] [stderr]    | |____^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `GrammarParser`
[INFO] [stderr]  --> src/main.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | struct GrammarParser;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: Err(_) will match all errors, maybe not a good idea
[INFO] [stderr]   --> src/instructions.rs:37:13
[INFO] [stderr]    |
[INFO] [stderr] 37 |             Err(_) => { panic!(); }
[INFO] [stderr]    |             ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::match_wild_err_arm)] on by default
[INFO] [stderr]    = note: to remove this warning, match each error separately or use unreachable macro
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_wild_err_arm
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `x` is only used to index `funct7`.
[INFO] [stderr]   --> src/instructions.rs:92:26
[INFO] [stderr]    |
[INFO] [stderr] 92 |                 for x in 0..7 {
[INFO] [stderr]    |                          ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_range_loop)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]    |
[INFO] [stderr] 92 |                 for <item> in funct7.iter().take(7) {
[INFO] [stderr]    |                     ^^^^^^    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `x` is only used to index `funct3`.
[INFO] [stderr]    --> src/instructions.rs:107:26
[INFO] [stderr]     |
[INFO] [stderr] 107 |                 for x in 0..3 {
[INFO] [stderr]     |                          ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]     |
[INFO] [stderr] 107 |                 for <item> in funct3.iter().take(3) {
[INFO] [stderr]     |                     ^^^^^^    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `x` is only used to index `opcode`.
[INFO] [stderr]    --> src/instructions.rs:117:26
[INFO] [stderr]     |
[INFO] [stderr] 117 |                 for x in 0..7 {
[INFO] [stderr]     |                          ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]     |
[INFO] [stderr] 117 |                 for <item> in opcode.iter().take(7) {
[INFO] [stderr]     |                     ^^^^^^    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.91s
[INFO] running `"docker" "inspect" "b19442a3a7383579125c2b7dcc5e7ccb2c671feb7e592a94ebd8c3ee539645e8"`
[INFO] running `"docker" "rm" "-f" "b19442a3a7383579125c2b7dcc5e7ccb2c671feb7e592a94ebd8c3ee539645e8"`
[INFO] [stdout] b19442a3a7383579125c2b7dcc5e7ccb2c671feb7e592a94ebd8c3ee539645e8