[INFO] updating cached repository foophoof/rvasm
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/foophoof/rvasm
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/foophoof/rvasm" "work/ex/clippy-test-run/sources/stable/gh/foophoof/rvasm"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/foophoof/rvasm'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/foophoof/rvasm" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/foophoof/rvasm"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/foophoof/rvasm'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e9604c16baad6eac294f4c31d5b3c0127bad1bae
[INFO] sha for GitHub repo foophoof/rvasm: e9604c16baad6eac294f4c31d5b3c0127bad1bae
[INFO] validating manifest of foophoof/rvasm 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 foophoof/rvasm 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 foophoof/rvasm
[INFO] finished frobbing foophoof/rvasm
[INFO] frobbed toml for foophoof/rvasm written to work/ex/clippy-test-run/sources/stable/gh/foophoof/rvasm/Cargo.toml
[INFO] started frobbing foophoof/rvasm
[INFO] finished frobbing foophoof/rvasm
[INFO] frobbed toml for foophoof/rvasm written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/foophoof/rvasm/Cargo.toml
[INFO] crate foophoof/rvasm 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 foophoof/rvasm against stable+rustflags=-Dclippy::into_iter_on_array for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-1/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/foophoof/rvasm:/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 -Dclippy::into_iter_on_array" "-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] 938374eb650f97fd6ef9072229200d04605040e6dae055840466b9e81f56a857
[INFO] running `"docker" "start" "-a" "938374eb650f97fd6ef9072229200d04605040e6dae055840466b9e81f56a857"`
[INFO] [stderr]     Checking rvasm v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/encoding.rs:127:13
[INFO] [stderr]     |
[INFO] [stderr] 127 |             immediate: immediate,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^ help: replace it with: `immediate`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/encoding.rs:151:13
[INFO] [stderr]     |
[INFO] [stderr] 151 |             immediate: immediate,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^ help: replace it with: `immediate`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/encoding.rs:177:13
[INFO] [stderr]     |
[INFO] [stderr] 177 |             immediate: immediate,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^ help: replace it with: `immediate`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/encoding.rs:127:13
[INFO] [stderr]     |
[INFO] [stderr] 127 |             immediate: immediate,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^ help: replace it with: `immediate`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/encoding.rs:151:13
[INFO] [stderr]     |
[INFO] [stderr] 151 |             immediate: immediate,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^ help: replace it with: `immediate`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/encoding.rs:177:13
[INFO] [stderr]     |
[INFO] [stderr] 177 |             immediate: immediate,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^ help: replace it with: `immediate`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/ast.rs:31:29
[INFO] [stderr]    |
[INFO] [stderr] 31 |                     opcode: 0b0010011,
[INFO] [stderr]    |                             ^^^^^^^^^ help: consider: `0b001_0011`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/ast.rs:40:29
[INFO] [stderr]    |
[INFO] [stderr] 40 |                     opcode: 0b0010011,
[INFO] [stderr]    |                             ^^^^^^^^^ help: consider: `0b001_0011`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/encoding.rs:78:21
[INFO] [stderr]    |
[INFO] [stderr] 78 |     ((instruction & 0x1F00000) >> 20) as u8
[INFO] [stderr]    |                     ^^^^^^^^^ help: consider: `0x01F0_0000`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/encoding.rs:82:28
[INFO] [stderr]    |
[INFO] [stderr] 82 |     ((rs2 as u32) << 20) & 0x1F00000
[INFO] [stderr]    |                            ^^^^^^^^^ help: consider: `0x01F0_0000`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/encoding.rs:94:21
[INFO] [stderr]    |
[INFO] [stderr] 94 |     ((instruction & 0xFE000000) >> 25) as u8
[INFO] [stderr]    |                     ^^^^^^^^^^ help: consider: `0xFE00_0000`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/encoding.rs:98:31
[INFO] [stderr]    |
[INFO] [stderr] 98 |     ((funct7 as u32) << 25) & 0xFE000000
[INFO] [stderr]    |                               ^^^^^^^^^^ help: consider: `0xFE00_0000`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/encoding.rs:120:41
[INFO] [stderr]     |
[INFO] [stderr] 120 |         let immediate = ((instruction & 0xFFF00000) as i32) >> 20;
[INFO] [stderr]     |                                         ^^^^^^^^^^ help: consider: `0xFFF0_0000`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/encoding.rs:132:43
[INFO] [stderr]     |
[INFO] [stderr] 132 |         ((self.immediate as u32) << 20) & 0xFFF00000 | set_opcode(self.opcode) | set_rd(self.rd) | set_funct3(self.funct3) | set_rs1(self.rs1)
[INFO] [stderr]     |                                           ^^^^^^^^^^ help: consider: `0xFFF0_0000`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/encoding.rs:138:45
[INFO] [stderr]     |
[INFO] [stderr] 138 |         let immediate_high = (instruction & 0xFE000000) as i32;
[INFO] [stderr]     |                                             ^^^^^^^^^^ help: consider: `0xFE00_0000`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/encoding.rs:165:46
[INFO] [stderr]     |
[INFO] [stderr] 165 |         let sign_extension = ((instruction & 0x80000000) as i32) >> 19;
[INFO] [stderr]     |                                              ^^^^^^^^^^ help: consider: `0x8000_0000`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/encoding.rs:167:34
[INFO] [stderr]     |
[INFO] [stderr] 167 |         let mid = (instruction & 0x7E000000) >> 20;
[INFO] [stderr]     |                                  ^^^^^^^^^^ help: consider: `0x7E00_0000`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/encoding.rs:196:39
[INFO] [stderr]     |
[INFO] [stderr] 196 |             immediate: (instruction & 0xFFFFF000) as i32,
[INFO] [stderr]     |                                       ^^^^^^^^^^ help: consider: `0xFFFF_F000`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/encoding.rs:201:35
[INFO] [stderr]     |
[INFO] [stderr] 201 |         (self.immediate as u32) & 0xFFFFF000 | set_opcode(self.opcode) | set_rd(self.rd)
[INFO] [stderr]     |                                   ^^^^^^^^^^ help: consider: `0xFFFF_F000`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/encoding.rs:207:46
[INFO] [stderr]     |
[INFO] [stderr] 207 |         let sign_extension = ((instruction & 0x80000000) as i32) >> 11;
[INFO] [stderr]     |                                              ^^^^^^^^^^ help: consider: `0x8000_0000`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/encoding.rs:209:34
[INFO] [stderr]     |
[INFO] [stderr] 209 |         let mid = (instruction & 0x100000) >> 9;
[INFO] [stderr]     |                                  ^^^^^^^^ help: consider: `0x0010_0000`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/encoding.rs:210:34
[INFO] [stderr]     |
[INFO] [stderr] 210 |         let low = (instruction & 0x7FE00000) >> 20;
[INFO] [stderr]     |                                  ^^^^^^^^^^ help: consider: `0x7FE0_0000`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `IResult`
[INFO] [stderr]  --> src/parser.rs:8:11
[INFO] [stderr]   |
[INFO] [stderr] 8 | use nom::{IResult, space, digit};
[INFO] [stderr]   |           ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/ast.rs:31:29
[INFO] [stderr]    |
[INFO] [stderr] 31 |                     opcode: 0b0010011,
[INFO] [stderr]    |                             ^^^^^^^^^ help: consider: `0b001_0011`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/ast.rs:40:29
[INFO] [stderr]    |
[INFO] [stderr] 40 |                     opcode: 0b0010011,
[INFO] [stderr]    |                             ^^^^^^^^^ help: consider: `0b001_0011`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/encoding.rs:78:21
[INFO] [stderr]    |
[INFO] [stderr] 78 |     ((instruction & 0x1F00000) >> 20) as u8
[INFO] [stderr]    |                     ^^^^^^^^^ help: consider: `0x01F0_0000`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/encoding.rs:82:28
[INFO] [stderr]    |
[INFO] [stderr] 82 |     ((rs2 as u32) << 20) & 0x1F00000
[INFO] [stderr]    |                            ^^^^^^^^^ help: consider: `0x01F0_0000`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/encoding.rs:94:21
[INFO] [stderr]    |
[INFO] [stderr] 94 |     ((instruction & 0xFE000000) >> 25) as u8
[INFO] [stderr]    |                     ^^^^^^^^^^ help: consider: `0xFE00_0000`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/encoding.rs:98:31
[INFO] [stderr]    |
[INFO] [stderr] 98 |     ((funct7 as u32) << 25) & 0xFE000000
[INFO] [stderr]    |                               ^^^^^^^^^^ help: consider: `0xFE00_0000`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/encoding.rs:120:41
[INFO] [stderr]     |
[INFO] [stderr] 120 |         let immediate = ((instruction & 0xFFF00000) as i32) >> 20;
[INFO] [stderr]     |                                         ^^^^^^^^^^ help: consider: `0xFFF0_0000`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/encoding.rs:132:43
[INFO] [stderr]     |
[INFO] [stderr] 132 |         ((self.immediate as u32) << 20) & 0xFFF00000 | set_opcode(self.opcode) | set_rd(self.rd) | set_funct3(self.funct3) | set_rs1(self.rs1)
[INFO] [stderr]     |                                           ^^^^^^^^^^ help: consider: `0xFFF0_0000`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/encoding.rs:138:45
[INFO] [stderr]     |
[INFO] [stderr] 138 |         let immediate_high = (instruction & 0xFE000000) as i32;
[INFO] [stderr]     |                                             ^^^^^^^^^^ help: consider: `0xFE00_0000`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/encoding.rs:165:46
[INFO] [stderr]     |
[INFO] [stderr] 165 |         let sign_extension = ((instruction & 0x80000000) as i32) >> 19;
[INFO] [stderr]     |                                              ^^^^^^^^^^ help: consider: `0x8000_0000`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/encoding.rs:167:34
[INFO] [stderr]     |
[INFO] [stderr] 167 |         let mid = (instruction & 0x7E000000) >> 20;
[INFO] [stderr]     |                                  ^^^^^^^^^^ help: consider: `0x7E00_0000`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/encoding.rs:196:39
[INFO] [stderr]     |
[INFO] [stderr] 196 |             immediate: (instruction & 0xFFFFF000) as i32,
[INFO] [stderr]     |                                       ^^^^^^^^^^ help: consider: `0xFFFF_F000`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/encoding.rs:201:35
[INFO] [stderr]     |
[INFO] [stderr] 201 |         (self.immediate as u32) & 0xFFFFF000 | set_opcode(self.opcode) | set_rd(self.rd)
[INFO] [stderr]     |                                   ^^^^^^^^^^ help: consider: `0xFFFF_F000`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/encoding.rs:207:46
[INFO] [stderr]     |
[INFO] [stderr] 207 |         let sign_extension = ((instruction & 0x80000000) as i32) >> 11;
[INFO] [stderr]     |                                              ^^^^^^^^^^ help: consider: `0x8000_0000`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/encoding.rs:209:34
[INFO] [stderr]     |
[INFO] [stderr] 209 |         let mid = (instruction & 0x100000) >> 9;
[INFO] [stderr]     |                                  ^^^^^^^^ help: consider: `0x0010_0000`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/encoding.rs:210:34
[INFO] [stderr]     |
[INFO] [stderr] 210 |         let low = (instruction & 0x7FE00000) >> 20;
[INFO] [stderr]     |                                  ^^^^^^^^^^ help: consider: `0x7FE0_0000`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `IResult`
[INFO] [stderr]  --> src/parser.rs:8:11
[INFO] [stderr]   |
[INFO] [stderr] 8 | use nom::{IResult, space, digit};
[INFO] [stderr]   |           ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/main.rs:28:25
[INFO] [stderr]    |
[INFO] [stderr] 28 |         buf[0] = (raw & 0x000000FF) as u8;
[INFO] [stderr]    |                         ^^^^^^^^^^ help: consider: `0x0000_00FF`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/main.rs:29:26
[INFO] [stderr]    |
[INFO] [stderr] 29 |         buf[1] = ((raw & 0x0000FF00) >> 8) as u8;
[INFO] [stderr]    |                          ^^^^^^^^^^ help: consider: `0x0000_FF00`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/main.rs:30:26
[INFO] [stderr]    |
[INFO] [stderr] 30 |         buf[2] = ((raw & 0x00FF0000) >> 16) as u8;
[INFO] [stderr]    |                          ^^^^^^^^^^ help: consider: `0x00FF_0000`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/main.rs:31:26
[INFO] [stderr]    |
[INFO] [stderr] 31 |         buf[3] = ((raw & 0xFF000000) >> 24) as u8;
[INFO] [stderr]    |                          ^^^^^^^^^^ help: consider: `0xFF00_0000`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/main.rs:28:25
[INFO] [stderr]    |
[INFO] [stderr] 28 |         buf[0] = (raw & 0x000000FF) as u8;
[INFO] [stderr]    |                         ^^^^^^^^^^ help: consider: `0x0000_00FF`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/main.rs:29:26
[INFO] [stderr]    |
[INFO] [stderr] 29 |         buf[1] = ((raw & 0x0000FF00) >> 8) as u8;
[INFO] [stderr]    |                          ^^^^^^^^^^ help: consider: `0x0000_FF00`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/main.rs:30:26
[INFO] [stderr]    |
[INFO] [stderr] 30 |         buf[2] = ((raw & 0x00FF0000) >> 16) as u8;
[INFO] [stderr]    |                          ^^^^^^^^^^ help: consider: `0x00FF_0000`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/main.rs:31:26
[INFO] [stderr]    |
[INFO] [stderr] 31 |         buf[3] = ((raw & 0xFF000000) >> 24) as u8;
[INFO] [stderr]    |                          ^^^^^^^^^^ help: consider: `0xFF00_0000`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `R`
[INFO] [stderr]  --> src/encoding.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub struct R {
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `S`
[INFO] [stderr]   --> src/encoding.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub struct S {
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `SB`
[INFO] [stderr]   --> src/encoding.rs:33:1
[INFO] [stderr]    |
[INFO] [stderr] 33 | pub struct SB {
[INFO] [stderr]    | ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `U`
[INFO] [stderr]   --> src/encoding.rs:41:1
[INFO] [stderr]    |
[INFO] [stderr] 41 | pub struct U {
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `UJ`
[INFO] [stderr]   --> src/encoding.rs:47:1
[INFO] [stderr]    |
[INFO] [stderr] 47 | pub struct UJ {
[INFO] [stderr]    | ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_opcode`
[INFO] [stderr]   --> src/encoding.rs:53:1
[INFO] [stderr]    |
[INFO] [stderr] 53 | pub fn get_opcode(instruction: u32) -> u8 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_rd`
[INFO] [stderr]   --> src/encoding.rs:61:1
[INFO] [stderr]    |
[INFO] [stderr] 61 | pub fn get_rd(instruction: u32) -> u8 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_rs1`
[INFO] [stderr]   --> src/encoding.rs:69:1
[INFO] [stderr]    |
[INFO] [stderr] 69 | pub fn get_rs1(instruction: u32) -> u8 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_rs2`
[INFO] [stderr]   --> src/encoding.rs:77:1
[INFO] [stderr]    |
[INFO] [stderr] 77 | pub fn get_rs2(instruction: u32) -> u8 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `set_rs2`
[INFO] [stderr]   --> src/encoding.rs:81:1
[INFO] [stderr]    |
[INFO] [stderr] 81 | pub fn set_rs2(rs2: u8) -> u32 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_funct3`
[INFO] [stderr]   --> src/encoding.rs:85:1
[INFO] [stderr]    |
[INFO] [stderr] 85 | pub fn get_funct3(instruction: u32) -> u8 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_funct7`
[INFO] [stderr]   --> src/encoding.rs:93:1
[INFO] [stderr]    |
[INFO] [stderr] 93 | pub fn get_funct7(instruction: u32) -> u8 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `set_funct7`
[INFO] [stderr]   --> src/encoding.rs:97:1
[INFO] [stderr]    |
[INFO] [stderr] 97 | pub fn set_funct7(funct7: u8) -> u32 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `parse`
[INFO] [stderr]    --> src/encoding.rs:102:5
[INFO] [stderr]     |
[INFO] [stderr] 102 |     pub fn parse(instruction: u32) -> R {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `to_raw`
[INFO] [stderr]    --> src/encoding.rs:113:5
[INFO] [stderr]     |
[INFO] [stderr] 113 |     pub fn to_raw(&self) -> u32 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `parse`
[INFO] [stderr]    --> src/encoding.rs:119:5
[INFO] [stderr]     |
[INFO] [stderr] 119 |     pub fn parse(instruction: u32) -> I {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `parse`
[INFO] [stderr]    --> src/encoding.rs:137:5
[INFO] [stderr]     |
[INFO] [stderr] 137 |     pub fn parse(instruction: u32) -> S {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `to_raw`
[INFO] [stderr]    --> src/encoding.rs:155:5
[INFO] [stderr]     |
[INFO] [stderr] 155 |     pub fn to_raw(&self) -> u32 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `parse`
[INFO] [stderr]    --> src/encoding.rs:164:5
[INFO] [stderr]     |
[INFO] [stderr] 164 |     pub fn parse(instruction: u32) -> SB {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `to_raw`
[INFO] [stderr]    --> src/encoding.rs:181:5
[INFO] [stderr]     |
[INFO] [stderr] 181 |     pub fn to_raw(&self) -> u32 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `parse`
[INFO] [stderr]    --> src/encoding.rs:192:5
[INFO] [stderr]     |
[INFO] [stderr] 192 |     pub fn parse(instruction: u32) -> U {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `to_raw`
[INFO] [stderr]    --> src/encoding.rs:200:5
[INFO] [stderr]     |
[INFO] [stderr] 200 |     pub fn to_raw(&self) -> u32 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `parse`
[INFO] [stderr]    --> src/encoding.rs:206:5
[INFO] [stderr]     |
[INFO] [stderr] 206 |     pub fn parse(instruction: u32) -> UJ {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `to_raw`
[INFO] [stderr]    --> src/encoding.rs:219:5
[INFO] [stderr]     |
[INFO] [stderr] 219 |     pub fn to_raw(&self) -> u32 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/ast.rs:89:15
[INFO] [stderr]    |
[INFO] [stderr] 89 |     fn to_num(&self) -> u8 {
[INFO] [stderr]    |               ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u32 may become silently lossy if types change
[INFO] [stderr]   --> src/encoding.rs:58:5
[INFO] [stderr]    |
[INFO] [stderr] 58 |     (opcode as u32) & 0x7F
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^ help: try: `u32::from(opcode)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u32 may become silently lossy if types change
[INFO] [stderr]   --> src/encoding.rs:66:6
[INFO] [stderr]    |
[INFO] [stderr] 66 |     ((rd as u32) << 7) & 0xF80
[INFO] [stderr]    |      ^^^^^^^^^^^ help: try: `u32::from(rd)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u32 may become silently lossy if types change
[INFO] [stderr]   --> src/encoding.rs:74:6
[INFO] [stderr]    |
[INFO] [stderr] 74 |     ((rs1 as u32) << 15) & 0xF8000
[INFO] [stderr]    |      ^^^^^^^^^^^^ help: try: `u32::from(rs1)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u32 may become silently lossy if types change
[INFO] [stderr]   --> src/encoding.rs:82:6
[INFO] [stderr]    |
[INFO] [stderr] 82 |     ((rs2 as u32) << 20) & 0x1F00000
[INFO] [stderr]    |      ^^^^^^^^^^^^ help: try: `u32::from(rs2)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u32 may become silently lossy if types change
[INFO] [stderr]   --> src/encoding.rs:90:6
[INFO] [stderr]    |
[INFO] [stderr] 90 |     ((funct3 as u32) << 12) & 0x7000
[INFO] [stderr]    |      ^^^^^^^^^^^^^^^ help: try: `u32::from(funct3)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u32 may become silently lossy if types change
[INFO] [stderr]   --> src/encoding.rs:98:6
[INFO] [stderr]    |
[INFO] [stderr] 98 |     ((funct7 as u32) << 25) & 0xFE000000
[INFO] [stderr]    |      ^^^^^^^^^^^^^^^ help: try: `u32::from(funct7)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `R`
[INFO] [stderr]  --> src/encoding.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub struct R {
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `S`
[INFO] [stderr]   --> src/encoding.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub struct S {
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `SB`
[INFO] [stderr]   --> src/encoding.rs:33:1
[INFO] [stderr]    |
[INFO] [stderr] 33 | pub struct SB {
[INFO] [stderr]    | ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `U`
[INFO] [stderr]   --> src/encoding.rs:41:1
[INFO] [stderr]    |
[INFO] [stderr] 41 | pub struct U {
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `UJ`
[INFO] [stderr]   --> src/encoding.rs:47:1
[INFO] [stderr]    |
[INFO] [stderr] 47 | pub struct UJ {
[INFO] [stderr]    | ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_opcode`
[INFO] [stderr]   --> src/encoding.rs:53:1
[INFO] [stderr]    |
[INFO] [stderr] 53 | pub fn get_opcode(instruction: u32) -> u8 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_rd`
[INFO] [stderr]   --> src/encoding.rs:61:1
[INFO] [stderr]    |
[INFO] [stderr] 61 | pub fn get_rd(instruction: u32) -> u8 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_rs1`
[INFO] [stderr]   --> src/encoding.rs:69:1
[INFO] [stderr]    |
[INFO] [stderr] 69 | pub fn get_rs1(instruction: u32) -> u8 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_rs2`
[INFO] [stderr]   --> src/encoding.rs:77:1
[INFO] [stderr]    |
[INFO] [stderr] 77 | pub fn get_rs2(instruction: u32) -> u8 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `set_rs2`
[INFO] [stderr]   --> src/encoding.rs:81:1
[INFO] [stderr]    |
[INFO] [stderr] 81 | pub fn set_rs2(rs2: u8) -> u32 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_funct3`
[INFO] [stderr]   --> src/encoding.rs:85:1
[INFO] [stderr]    |
[INFO] [stderr] 85 | pub fn get_funct3(instruction: u32) -> u8 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_funct7`
[INFO] [stderr]   --> src/encoding.rs:93:1
[INFO] [stderr]    |
[INFO] [stderr] 93 | pub fn get_funct7(instruction: u32) -> u8 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `set_funct7`
[INFO] [stderr]   --> src/encoding.rs:97:1
[INFO] [stderr]    |
[INFO] [stderr] 97 | pub fn set_funct7(funct7: u8) -> u32 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `parse`
[INFO] [stderr]    --> src/encoding.rs:102:5
[INFO] [stderr]     |
[INFO] [stderr] 102 |     pub fn parse(instruction: u32) -> R {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `to_raw`
[INFO] [stderr]    --> src/encoding.rs:113:5
[INFO] [stderr]     |
[INFO] [stderr] 113 |     pub fn to_raw(&self) -> u32 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `parse`
[INFO] [stderr]    --> src/encoding.rs:119:5
[INFO] [stderr]     |
[INFO] [stderr] 119 |     pub fn parse(instruction: u32) -> I {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `parse`
[INFO] [stderr]    --> src/encoding.rs:137:5
[INFO] [stderr]     |
[INFO] [stderr] 137 |     pub fn parse(instruction: u32) -> S {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `to_raw`
[INFO] [stderr]    --> src/encoding.rs:155:5
[INFO] [stderr]     |
[INFO] [stderr] 155 |     pub fn to_raw(&self) -> u32 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `parse`
[INFO] [stderr]    --> src/encoding.rs:164:5
[INFO] [stderr]     |
[INFO] [stderr] 164 |     pub fn parse(instruction: u32) -> SB {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `to_raw`
[INFO] [stderr]    --> src/encoding.rs:181:5
[INFO] [stderr]     |
[INFO] [stderr] 181 |     pub fn to_raw(&self) -> u32 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `parse`
[INFO] [stderr]    --> src/encoding.rs:192:5
[INFO] [stderr]     |
[INFO] [stderr] 192 |     pub fn parse(instruction: u32) -> U {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `to_raw`
[INFO] [stderr]    --> src/encoding.rs:200:5
[INFO] [stderr]     |
[INFO] [stderr] 200 |     pub fn to_raw(&self) -> u32 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `parse`
[INFO] [stderr]    --> src/encoding.rs:206:5
[INFO] [stderr]     |
[INFO] [stderr] 206 |     pub fn parse(instruction: u32) -> UJ {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `to_raw`
[INFO] [stderr]    --> src/encoding.rs:219:5
[INFO] [stderr]     |
[INFO] [stderr] 219 |     pub fn to_raw(&self) -> u32 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/ast.rs:89:15
[INFO] [stderr]    |
[INFO] [stderr] 89 |     fn to_num(&self) -> u8 {
[INFO] [stderr]    |               ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u32 may become silently lossy if types change
[INFO] [stderr]   --> src/encoding.rs:58:5
[INFO] [stderr]    |
[INFO] [stderr] 58 |     (opcode as u32) & 0x7F
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^ help: try: `u32::from(opcode)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u32 may become silently lossy if types change
[INFO] [stderr]   --> src/encoding.rs:66:6
[INFO] [stderr]    |
[INFO] [stderr] 66 |     ((rd as u32) << 7) & 0xF80
[INFO] [stderr]    |      ^^^^^^^^^^^ help: try: `u32::from(rd)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u32 may become silently lossy if types change
[INFO] [stderr]   --> src/encoding.rs:74:6
[INFO] [stderr]    |
[INFO] [stderr] 74 |     ((rs1 as u32) << 15) & 0xF8000
[INFO] [stderr]    |      ^^^^^^^^^^^^ help: try: `u32::from(rs1)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u32 may become silently lossy if types change
[INFO] [stderr]   --> src/encoding.rs:82:6
[INFO] [stderr]    |
[INFO] [stderr] 82 |     ((rs2 as u32) << 20) & 0x1F00000
[INFO] [stderr]    |      ^^^^^^^^^^^^ help: try: `u32::from(rs2)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u32 may become silently lossy if types change
[INFO] [stderr]   --> src/encoding.rs:90:6
[INFO] [stderr]    |
[INFO] [stderr] 90 |     ((funct3 as u32) << 12) & 0x7000
[INFO] [stderr]    |      ^^^^^^^^^^^^^^^ help: try: `u32::from(funct3)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u32 may become silently lossy if types change
[INFO] [stderr]   --> src/encoding.rs:98:6
[INFO] [stderr]    |
[INFO] [stderr] 98 |     ((funct7 as u32) << 25) & 0xFE000000
[INFO] [stderr]    |      ^^^^^^^^^^^^^^^ help: try: `u32::from(funct7)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] error: handle written amount returned or use `Write::write_all` instead
[INFO] [stderr]   --> src/main.rs:33:9
[INFO] [stderr]    |
[INFO] [stderr] 33 |         io::stdout().write(&buf[..]).expect("couldn't write output");
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::unused_io_amount)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_io_amount
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `rvasm`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: handle written amount returned or use `Write::write_all` instead
[INFO] [stderr]   --> src/main.rs:33:9
[INFO] [stderr]    |
[INFO] [stderr] 33 |         io::stdout().write(&buf[..]).expect("couldn't write output");
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::unused_io_amount)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_io_amount
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `rvasm`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "938374eb650f97fd6ef9072229200d04605040e6dae055840466b9e81f56a857"`
[INFO] running `"docker" "rm" "-f" "938374eb650f97fd6ef9072229200d04605040e6dae055840466b9e81f56a857"`
[INFO] [stdout] 938374eb650f97fd6ef9072229200d04605040e6dae055840466b9e81f56a857