[INFO] updating cached repository https://github.com/chahanCPU/ASM
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/chahanCPU/ASM
[INFO] [stderr]    a9b848d..1b9f838  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1b9f83823ffe1d9a0784931fa8899ab44f4ef1a6
[INFO] checking chahanCPU/ASM against try#c846f8a7dc7af09647f397f047db9cc81acb60bd for pr-69129
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FchahanCPU%2FASM" "/workspace/builds/worker-10/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] [stderr] Checking out files:  95% (145/152)   
Checking out files:  96% (146/152)   
Checking out files:  97% (148/152)   
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Checking out files: 100% (152/152), done.
[INFO] validating manifest of git repo https://github.com/chahanCPU/ASM on toolchain c846f8a7dc7af09647f397f047db9cc81acb60bd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+c846f8a7dc7af09647f397f047db9cc81acb60bd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/chahanCPU/ASM
[INFO] finished tweaking git repo https://github.com/chahanCPU/ASM
[INFO] tweaked toml for git repo https://github.com/chahanCPU/ASM written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/chahanCPU/ASM already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+c846f8a7dc7af09647f397f047db9cc81acb60bd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+c846f8a7dc7af09647f397f047db9cc81acb60bd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e1f7a91df0d697fd9bfa4a4607915f23fb60941f46e702b7a3c800eeed911ade
[INFO] running `"docker" "start" "-a" "e1f7a91df0d697fd9bfa4a4607915f23fb60941f46e702b7a3c800eeed911ade"`
[INFO] [stderr]     Checking array-macro v1.0.4
[INFO] [stderr]    Compiling enum-map-derive v0.4.3
[INFO] [stderr]     Checking enum-map v0.6.2
[INFO] [stderr]     Checking asm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around `match` head expression
[INFO] [stderr]   --> src/fpu.rs:38:20
[INFO] [stderr]    |
[INFO] [stderr] 38 |   let init = match ((ma>>15)&BITMASK!(8)){
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/fpu.rs:329:63
[INFO] [stderr]     |
[INFO] [stderr] 329 |      if bit_true32(x2, 2) {BITMASK!(23)&((x2>>3) + 1)}  else {(x2>>3)}
[INFO] [stderr]     |                                                               ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/fpu.rs:502:72
[INFO] [stderr]     |
[INFO] [stderr] 502 |             if eyrt==0              { ((myft as u128)<<23) >> 1} else {((myft as u128)<<23)};
[INFO] [stderr]     |                                                                        ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/fpu.rs:550:28
[INFO] [stderr]     |
[INFO] [stderr] 550 |       if bit_true32(m,22) {(m<<1)} else
[INFO] [stderr]     |                            ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/fpu.rs:564:25
[INFO] [stderr]     |
[INFO] [stderr] 564 |       let ea =  if e>0 {((e>>1) + 64)} else
[INFO] [stderr]     |                         ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/fpu.rs:793:129
[INFO] [stderr]     |
[INFO] [stderr] 793 |       let y1 = BITMASK!(27)&if bit_true64(p1, 1) && (bit_true64(p1, 0) || bit_true64(p1, 2)) {((p1>>2)&BITMASK!(27)) + 1} else {((p1>>2)&BITMASK!(27))};
[INFO] [stderr]     |                                                                                                                                 ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/fpu.rs:818:129
[INFO] [stderr]     |
[INFO] [stderr] 818 |       let y2 = BITMASK!(27)&if bit_true64(p2, 1) && (bit_true64(p2, 0) || bit_true64(p2, 2)) {((p2>>2)&BITMASK!(27)) + 1} else {((p2>>2)&BITMASK!(27))};
[INFO] [stderr]     |                                                                                                                                 ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/fpu.rs:840:52
[INFO] [stderr]     |
[INFO] [stderr] 840 |       let ey = BITMASK!(8)&if bit_true64(mye, 24) {(eye + 1)} else {eye};//??
[INFO] [stderr]     |                                                    ^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/fpu.rs:854:48
[INFO] [stderr]     |
[INFO] [stderr] 854 |                 if s == 0 && e == 255 && !nzm {(255<<23)} else
[INFO] [stderr]     |                                                ^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `match` head expression
[INFO] [stderr]   --> src/fpu.rs:38:20
[INFO] [stderr]    |
[INFO] [stderr] 38 |   let init = match ((ma>>15)&BITMASK!(8)){
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/fpu.rs:329:63
[INFO] [stderr]     |
[INFO] [stderr] 329 |      if bit_true32(x2, 2) {BITMASK!(23)&((x2>>3) + 1)}  else {(x2>>3)}
[INFO] [stderr]     |                                                               ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/fpu.rs:502:72
[INFO] [stderr]     |
[INFO] [stderr] 502 |             if eyrt==0              { ((myft as u128)<<23) >> 1} else {((myft as u128)<<23)};
[INFO] [stderr]     |                                                                        ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/fpu.rs:550:28
[INFO] [stderr]     |
[INFO] [stderr] 550 |       if bit_true32(m,22) {(m<<1)} else
[INFO] [stderr]     |                            ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/fpu.rs:564:25
[INFO] [stderr]     |
[INFO] [stderr] 564 |       let ea =  if e>0 {((e>>1) + 64)} else
[INFO] [stderr]     |                         ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/fpu.rs:793:129
[INFO] [stderr]     |
[INFO] [stderr] 793 |       let y1 = BITMASK!(27)&if bit_true64(p1, 1) && (bit_true64(p1, 0) || bit_true64(p1, 2)) {((p1>>2)&BITMASK!(27)) + 1} else {((p1>>2)&BITMASK!(27))};
[INFO] [stderr]     |                                                                                                                                 ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/fpu.rs:818:129
[INFO] [stderr]     |
[INFO] [stderr] 818 |       let y2 = BITMASK!(27)&if bit_true64(p2, 1) && (bit_true64(p2, 0) || bit_true64(p2, 2)) {((p2>>2)&BITMASK!(27)) + 1} else {((p2>>2)&BITMASK!(27))};
[INFO] [stderr]     |                                                                                                                                 ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `match` head expression
[INFO] [stderr]   --> src/fpu.rs:38:20
[INFO] [stderr]    |
[INFO] [stderr] 38 |   let init = match ((ma>>15)&BITMASK!(8)){
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/fpu.rs:840:52
[INFO] [stderr]     |
[INFO] [stderr] 840 |       let ey = BITMASK!(8)&if bit_true64(mye, 24) {(eye + 1)} else {eye};//??
[INFO] [stderr]     |                                                    ^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/fpu.rs:329:63
[INFO] [stderr]     |
[INFO] [stderr] 329 |      if bit_true32(x2, 2) {BITMASK!(23)&((x2>>3) + 1)}  else {(x2>>3)}
[INFO] [stderr]     |                                                               ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/fpu.rs:854:48
[INFO] [stderr]     |
[INFO] [stderr] 854 |                 if s == 0 && e == 255 && !nzm {(255<<23)} else
[INFO] [stderr]     |                                                ^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::mem::discriminant`
[INFO] [stderr]   --> src/computer.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use std::mem::discriminant;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/fpu.rs:502:72
[INFO] [stderr]     |
[INFO] [stderr] 502 |             if eyrt==0              { ((myft as u128)<<23) >> 1} else {((myft as u128)<<23)};
[INFO] [stderr]     |                                                                        ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/fpu.rs:550:28
[INFO] [stderr]     |
[INFO] [stderr] 550 |       if bit_true32(m,22) {(m<<1)} else
[INFO] [stderr]     |                            ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/fpu.rs:564:25
[INFO] [stderr]     |
[INFO] [stderr] 564 |       let ea =  if e>0 {((e>>1) + 64)} else
[INFO] [stderr]     |                         ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/fpu.rs:793:129
[INFO] [stderr]     |
[INFO] [stderr] 793 |       let y1 = BITMASK!(27)&if bit_true64(p1, 1) && (bit_true64(p1, 0) || bit_true64(p1, 2)) {((p1>>2)&BITMASK!(27)) + 1} else {((p1>>2)&BITMASK!(27))};
[INFO] [stderr]     |                                                                                                                                 ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/fpu.rs:818:129
[INFO] [stderr]     |
[INFO] [stderr] 818 |       let y2 = BITMASK!(27)&if bit_true64(p2, 1) && (bit_true64(p2, 0) || bit_true64(p2, 2)) {((p2>>2)&BITMASK!(27)) + 1} else {((p2>>2)&BITMASK!(27))};
[INFO] [stderr]     |                                                                                                                                 ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/fpu.rs:840:52
[INFO] [stderr]     |
[INFO] [stderr] 840 |       let ey = BITMASK!(8)&if bit_true64(mye, 24) {(eye + 1)} else {eye};//??
[INFO] [stderr]     |                                                    ^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/fpu.rs:854:48
[INFO] [stderr]     |
[INFO] [stderr] 854 |                 if s == 0 && e == 255 && !nzm {(255<<23)} else
[INFO] [stderr]     |                                                ^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::mem::discriminant`
[INFO] [stderr]   --> src/computer.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use std::mem::discriminant;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `match` head expression
[INFO] [stderr]   --> src/fpu.rs:38:20
[INFO] [stderr]    |
[INFO] [stderr] 38 |   let init = match ((ma>>15)&BITMASK!(8)){
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/fpu.rs:329:63
[INFO] [stderr]     |
[INFO] [stderr] 329 |      if bit_true32(x2, 2) {BITMASK!(23)&((x2>>3) + 1)}  else {(x2>>3)}
[INFO] [stderr]     |                                                               ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/fpu.rs:502:72
[INFO] [stderr]     |
[INFO] [stderr] 502 |             if eyrt==0              { ((myft as u128)<<23) >> 1} else {((myft as u128)<<23)};
[INFO] [stderr]     |                                                                        ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/fpu.rs:550:28
[INFO] [stderr]     |
[INFO] [stderr] 550 |       if bit_true32(m,22) {(m<<1)} else
[INFO] [stderr]     |                            ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/fpu.rs:564:25
[INFO] [stderr]     |
[INFO] [stderr] 564 |       let ea =  if e>0 {((e>>1) + 64)} else
[INFO] [stderr]     |                         ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/fpu.rs:793:129
[INFO] [stderr]     |
[INFO] [stderr] 793 |       let y1 = BITMASK!(27)&if bit_true64(p1, 1) && (bit_true64(p1, 0) || bit_true64(p1, 2)) {((p1>>2)&BITMASK!(27)) + 1} else {((p1>>2)&BITMASK!(27))};
[INFO] [stderr]     |                                                                                                                                 ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/fpu.rs:818:129
[INFO] [stderr]     |
[INFO] [stderr] 818 |       let y2 = BITMASK!(27)&if bit_true64(p2, 1) && (bit_true64(p2, 0) || bit_true64(p2, 2)) {((p2>>2)&BITMASK!(27)) + 1} else {((p2>>2)&BITMASK!(27))};
[INFO] [stderr]     |                                                                                                                                 ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/fpu.rs:840:52
[INFO] [stderr]     |
[INFO] [stderr] 840 |       let ey = BITMASK!(8)&if bit_true64(mye, 24) {(eye + 1)} else {eye};//??
[INFO] [stderr]     |                                                    ^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/fpu.rs:854:48
[INFO] [stderr]     |
[INFO] [stderr] 854 |                 if s == 0 && e == 255 && !nzm {(255<<23)} else
[INFO] [stderr]     |                                                ^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ovf`
[INFO] [stderr]    --> src/fpu.rs:525:7
[INFO] [stderr]     |
[INFO] [stderr] 525 |   let ovf = if e1 < 255 && e2 < 255 && ey == 255 {1} else {0};
[INFO] [stderr]     |       ^^^ help: consider prefixing with an underscore: `_ovf`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/fputest.rs:44:13
[INFO] [stderr]    |
[INFO] [stderr] 44 |             writer.write(format!("{} {:>032b}",x_str, fpu::inv_fpu(f32::from_bits(x_u32)).to_bits()).as_bytes());
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/fputest.rs:45:13
[INFO] [stderr]    |
[INFO] [stderr] 45 |             writer.write("\n".as_bytes());
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/fputest.rs:47:9
[INFO] [stderr]    |
[INFO] [stderr] 47 |         writer.flush();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ovf`
[INFO] [stderr]    --> src/fpu.rs:525:7
[INFO] [stderr]     |
[INFO] [stderr] 525 |   let ovf = if e1 < 255 && e2 < 255 && ey == 255 {1} else {0};
[INFO] [stderr]     |       ^^^ help: consider prefixing with an underscore: `_ovf`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/fputest.rs:44:13
[INFO] [stderr]    |
[INFO] [stderr] 44 |             writer.write(format!("{} {:>032b}",x_str, fpu::inv_fpu(f32::from_bits(x_u32)).to_bits()).as_bytes());
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/fputest.rs:45:13
[INFO] [stderr]    |
[INFO] [stderr] 45 |             writer.write("\n".as_bytes());
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/fputest.rs:47:9
[INFO] [stderr]    |
[INFO] [stderr] 47 |         writer.flush();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]     --> src/instr.rs:1054:17
[INFO] [stderr]      |
[INFO] [stderr] 1054 |                 _ => panic!(format!("unknown fpu instr rs: {:b}",encoded_instruction))
[INFO] [stderr]      |                 ^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/computer.rs:195:67
[INFO] [stderr]     |
[INFO] [stderr] 195 |                     Instr::J { target } | Instr::JAL { target } | Instr::JAL { target } => {}
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]     --> src/instr.rs:1054:17
[INFO] [stderr]      |
[INFO] [stderr] 1054 |                 _ => panic!(format!("unknown fpu instr rs: {:b}",encoded_instruction))
[INFO] [stderr]      |                 ^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ha`
[INFO] [stderr]    --> src/main.rs:114:9
[INFO] [stderr]     |
[INFO] [stderr] 114 |     let ha:HashMap<Instr,isize> = HashMap::new();
[INFO] [stderr]     |         ^^ help: consider prefixing with an underscore: `_ha`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/computer.rs:195:67
[INFO] [stderr]     |
[INFO] [stderr] 195 |                     Instr::J { target } | Instr::JAL { target } | Instr::JAL { target } => {}
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ha`
[INFO] [stderr]    --> src/main.rs:114:9
[INFO] [stderr]     |
[INFO] [stderr] 114 |     let ha:HashMap<Instr,isize> = HashMap::new();
[INFO] [stderr]     |         ^^ help: consider prefixing with an underscore: `_ha`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `op_upper`
[INFO] [stderr]    --> src/instr.rs:981:13
[INFO] [stderr]     |
[INFO] [stderr] 981 |         let op_upper = (op >> 3) & BITMASK!(3);
[INFO] [stderr]     |             ^^^^^^^^ help: consider prefixing with an underscore: `_op_upper`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `op_lower`
[INFO] [stderr]    --> src/instr.rs:982:13
[INFO] [stderr]     |
[INFO] [stderr] 982 |         let op_lower = op & BITMASK!(3);
[INFO] [stderr]     |             ^^^^^^^^ help: consider prefixing with an underscore: `_op_lower`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rt_upper`
[INFO] [stderr]    --> src/instr.rs:987:13
[INFO] [stderr]     |
[INFO] [stderr] 987 |         let rt_upper = rt >> 3;
[INFO] [stderr]     |             ^^^^^^^^ help: consider prefixing with an underscore: `_rt_upper`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rt_lower`
[INFO] [stderr]    --> src/instr.rs:988:13
[INFO] [stderr]     |
[INFO] [stderr] 988 |         let rt_lower = rt & BITMASK!(3);
[INFO] [stderr]     |             ^^^^^^^^ help: consider prefixing with an underscore: `_rt_lower`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `funct_upper`
[INFO] [stderr]    --> src/instr.rs:994:13
[INFO] [stderr]     |
[INFO] [stderr] 994 |         let funct_upper = (funct >> 3) & BITMASK!(3);
[INFO] [stderr]     |             ^^^^^^^^^^^ help: consider prefixing with an underscore: `_funct_upper`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `funct_lower`
[INFO] [stderr]    --> src/instr.rs:995:13
[INFO] [stderr]     |
[INFO] [stderr] 995 |         let funct_lower = funct & BITMASK!(3);
[INFO] [stderr]     |             ^^^^^^^^^^^ help: consider prefixing with an underscore: `_funct_lower`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ovf`
[INFO] [stderr]    --> src/fpu.rs:525:7
[INFO] [stderr]     |
[INFO] [stderr] 525 |   let ovf = if e1 < 255 && e2 < 255 && ey == 255 {1} else {0};
[INFO] [stderr]     |       ^^^ help: consider prefixing with an underscore: `_ovf`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `op_upper`
[INFO] [stderr]    --> src/instr.rs:981:13
[INFO] [stderr]     |
[INFO] [stderr] 981 |         let op_upper = (op >> 3) & BITMASK!(3);
[INFO] [stderr]     |             ^^^^^^^^ help: consider prefixing with an underscore: `_op_upper`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `op_lower`
[INFO] [stderr]    --> src/instr.rs:982:13
[INFO] [stderr]     |
[INFO] [stderr] 982 |         let op_lower = op & BITMASK!(3);
[INFO] [stderr]     |             ^^^^^^^^ help: consider prefixing with an underscore: `_op_lower`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rt_upper`
[INFO] [stderr]    --> src/instr.rs:987:13
[INFO] [stderr]     |
[INFO] [stderr] 987 |         let rt_upper = rt >> 3;
[INFO] [stderr]     |             ^^^^^^^^ help: consider prefixing with an underscore: `_rt_upper`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rt_lower`
[INFO] [stderr]    --> src/instr.rs:988:13
[INFO] [stderr]     |
[INFO] [stderr] 988 |         let rt_lower = rt & BITMASK!(3);
[INFO] [stderr]     |             ^^^^^^^^ help: consider prefixing with an underscore: `_rt_lower`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `im`
[INFO] [stderr]    --> src/computer.rs:155:41
[INFO] [stderr]     |
[INFO] [stderr] 155 |                     Instr::ADDI { t, s, im }
[INFO] [stderr]     |                                         ^^
[INFO] [stderr] 156 |                     | Instr::ANDI { t, s, im }
[INFO] [stderr]     |                                           ^^
[INFO] [stderr] 157 |                     | Instr::ORI { t, s, im }
[INFO] [stderr]     |                                          ^^
[INFO] [stderr] 158 |                     | Instr::XORI { t, s, im }
[INFO] [stderr]     |                                           ^^
[INFO] [stderr] 159 |                     | Instr::SLTI { t, s, im } => {
[INFO] [stderr]     |                                           ^^
[INFO] [stderr]     |
[INFO] [stderr] help: try ignoring the field
[INFO] [stderr]     |
[INFO] [stderr] 155 |                     Instr::ADDI { t, s, im: _im: _im: _im: _im: _ }
[INFO] [stderr]     |                                         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `funct_upper`
[INFO] [stderr]    --> src/instr.rs:994:13
[INFO] [stderr]     |
[INFO] [stderr] 994 |         let funct_upper = (funct >> 3) & BITMASK!(3);
[INFO] [stderr]     |             ^^^^^^^^^^^ help: consider prefixing with an underscore: `_funct_upper`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `funct_lower`
[INFO] [stderr]    --> src/instr.rs:995:13
[INFO] [stderr]     |
[INFO] [stderr] 995 |         let funct_lower = funct & BITMASK!(3);
[INFO] [stderr]     |             ^^^^^^^^^^^ help: consider prefixing with an underscore: `_funct_lower`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `off`
[INFO] [stderr]    --> src/computer.rs:163:39
[INFO] [stderr]     |
[INFO] [stderr] 163 |                     Instr::LW { t, s, off } | Instr::SW { t, s, off } => {
[INFO] [stderr]     |                                       ^^^                       ^^^
[INFO] [stderr]     |
[INFO] [stderr] help: try ignoring the field
[INFO] [stderr]     |
[INFO] [stderr] 163 |                     Instr::LW { t, s, off: _off: _ } | Instr::SW { t, s, off } => {
[INFO] [stderr]     |                                       ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ovf`
[INFO] [stderr]    --> src/fpu.rs:525:7
[INFO] [stderr]     |
[INFO] [stderr] 525 |   let ovf = if e1 < 255 && e2 < 255 && ey == 255 {1} else {0};
[INFO] [stderr]     |       ^^^ help: consider prefixing with an underscore: `_ovf`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ft`
[INFO] [stderr]    --> src/computer.rs:168:34
[INFO] [stderr]     |
[INFO] [stderr] 168 |                     Instr::LWf { ft, s, off } | Instr::SWf { ft, s, off } => {
[INFO] [stderr]     |                                  ^^                          ^^
[INFO] [stderr]     |
[INFO] [stderr] help: try ignoring the field
[INFO] [stderr]     |
[INFO] [stderr] 168 |                     Instr::LWf { ft: _ft: _, s, off } | Instr::SWf { ft, s, off } => {
[INFO] [stderr]     |                                  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `im`
[INFO] [stderr]    --> src/computer.rs:155:41
[INFO] [stderr]     |
[INFO] [stderr] 155 |                     Instr::ADDI { t, s, im }
[INFO] [stderr]     |                                         ^^
[INFO] [stderr] 156 |                     | Instr::ANDI { t, s, im }
[INFO] [stderr]     |                                           ^^
[INFO] [stderr] 157 |                     | Instr::ORI { t, s, im }
[INFO] [stderr]     |                                          ^^
[INFO] [stderr] 158 |                     | Instr::XORI { t, s, im }
[INFO] [stderr]     |                                           ^^
[INFO] [stderr] 159 |                     | Instr::SLTI { t, s, im } => {
[INFO] [stderr]     |                                           ^^
[INFO] [stderr]     |
[INFO] [stderr] help: try ignoring the field
[INFO] [stderr]     |
[INFO] [stderr] 155 |                     Instr::ADDI { t, s, im: _im: _im: _im: _im: _ }
[INFO] [stderr]     |                                         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `off`
[INFO] [stderr]    --> src/computer.rs:168:41
[INFO] [stderr]     |
[INFO] [stderr] 168 |                     Instr::LWf { ft, s, off } | Instr::SWf { ft, s, off } => {
[INFO] [stderr]     |                                         ^^^                         ^^^
[INFO] [stderr]     |
[INFO] [stderr] help: try ignoring the field
[INFO] [stderr]     |
[INFO] [stderr] 168 |                     Instr::LWf { ft, s, off: _off: _ } | Instr::SWf { ft, s, off } => {
[INFO] [stderr]     |                                         ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `h`
[INFO] [stderr]    --> src/computer.rs:171:40
[INFO] [stderr]     |
[INFO] [stderr] 171 |                     Instr::SLL { d, t, h }
[INFO] [stderr]     |                                        ^
[INFO] [stderr] 172 |                     | Instr::SRL { d, t, h }
[INFO] [stderr]     |                                          ^
[INFO] [stderr] 173 |                     | Instr::SRA { d, t, h } => {
[INFO] [stderr]     |                                          ^
[INFO] [stderr]     |
[INFO] [stderr] help: try ignoring the field
[INFO] [stderr]     |
[INFO] [stderr] 171 |                     Instr::SLL { d, t, h: _h: _h: _ }
[INFO] [stderr]     |                                        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `im`
[INFO] [stderr]    --> src/computer.rs:182:37
[INFO] [stderr]     |
[INFO] [stderr] 182 |                     Instr::LUI { t, im } => {
[INFO] [stderr]     |                                     ^^ help: try ignoring the field: `im: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `target`
[INFO] [stderr]    --> src/computer.rs:185:40
[INFO] [stderr]     |
[INFO] [stderr] 185 |                     Instr::BEQ { s, t, target } | Instr::BNE { s, t, target } => {
[INFO] [stderr]     |                                        ^^^^^^                        ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: try ignoring the field
[INFO] [stderr]     |
[INFO] [stderr] 185 |                     Instr::BEQ { s, t, target: _target: _ } | Instr::BNE { s, t, target } => {
[INFO] [stderr]     |                                        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `target`
[INFO] [stderr]    --> src/computer.rs:189:38
[INFO] [stderr]     |
[INFO] [stderr] 189 |                     Instr::BGEZ { s, target }
[INFO] [stderr]     |                                      ^^^^^^
[INFO] [stderr] 190 |                     | Instr::BGTZ { s, target }
[INFO] [stderr]     |                                        ^^^^^^
[INFO] [stderr] 191 |                     | Instr::BLEZ { s, target }
[INFO] [stderr]     |                                        ^^^^^^
[INFO] [stderr] 192 |                     | Instr::BLTZ { s, target } => {
[INFO] [stderr]     |                                        ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: try ignoring the field
[INFO] [stderr]     |
[INFO] [stderr] 189 |                     Instr::BGEZ { s, target: _target: _target: _target: _ }
[INFO] [stderr]     |                                      ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `target`
[INFO] [stderr]    --> src/computer.rs:195:32
[INFO] [stderr]     |
[INFO] [stderr] 195 |                     Instr::J { target } | Instr::JAL { target } | Instr::JAL { target } => {}
[INFO] [stderr]     |                                ^^^^^^                  ^^^^^^                  ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: try ignoring the field
[INFO] [stderr]     |
[INFO] [stderr] 195 |                     Instr::J { target: _target: _target: _ } | Instr::JAL { target } | Instr::JAL { target } => {}
[INFO] [stderr]     |                                ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `off`
[INFO] [stderr]    --> src/computer.rs:163:39
[INFO] [stderr]     |
[INFO] [stderr] 163 |                     Instr::LW { t, s, off } | Instr::SW { t, s, off } => {
[INFO] [stderr]     |                                       ^^^                       ^^^
[INFO] [stderr]     |
[INFO] [stderr] help: try ignoring the field
[INFO] [stderr]     |
[INFO] [stderr] 163 |                     Instr::LW { t, s, off: _off: _ } | Instr::SW { t, s, off } => {
[INFO] [stderr]     |                                       ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `target`
[INFO] [stderr]    --> src/computer.rs:222:43
[INFO] [stderr]     |
[INFO] [stderr] 222 |                     Instr::BEQf { fs, ft, target } 
[INFO] [stderr]     |                                           ^^^^^^
[INFO] [stderr] 223 |                     | Instr::BLEf { fs, ft, target } => {
[INFO] [stderr]     |                                             ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: try ignoring the field
[INFO] [stderr]     |
[INFO] [stderr] 222 |                     Instr::BEQf { fs, ft, target: _target: _ } 
[INFO] [stderr]     |                                           ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ft`
[INFO] [stderr]    --> src/computer.rs:168:34
[INFO] [stderr]     |
[INFO] [stderr] 168 |                     Instr::LWf { ft, s, off } | Instr::SWf { ft, s, off } => {
[INFO] [stderr]     |                                  ^^                          ^^
[INFO] [stderr]     |
[INFO] [stderr] help: try ignoring the field
[INFO] [stderr]     |
[INFO] [stderr] 168 |                     Instr::LWf { ft: _ft: _, s, off } | Instr::SWf { ft, s, off } => {
[INFO] [stderr]     |                                  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `off`
[INFO] [stderr]    --> src/computer.rs:168:41
[INFO] [stderr]     |
[INFO] [stderr] 168 |                     Instr::LWf { ft, s, off } | Instr::SWf { ft, s, off } => {
[INFO] [stderr]     |                                         ^^^                         ^^^
[INFO] [stderr]     |
[INFO] [stderr] help: try ignoring the field
[INFO] [stderr]     |
[INFO] [stderr] 168 |                     Instr::LWf { ft, s, off: _off: _ } | Instr::SWf { ft, s, off } => {
[INFO] [stderr]     |                                         ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `h`
[INFO] [stderr]    --> src/computer.rs:171:40
[INFO] [stderr]     |
[INFO] [stderr] 171 |                     Instr::SLL { d, t, h }
[INFO] [stderr]     |                                        ^
[INFO] [stderr] 172 |                     | Instr::SRL { d, t, h }
[INFO] [stderr]     |                                          ^
[INFO] [stderr] 173 |                     | Instr::SRA { d, t, h } => {
[INFO] [stderr]     |                                          ^
[INFO] [stderr]     |
[INFO] [stderr] help: try ignoring the field
[INFO] [stderr]     |
[INFO] [stderr] 171 |                     Instr::SLL { d, t, h: _h: _h: _ }
[INFO] [stderr]     |                                        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `im`
[INFO] [stderr]    --> src/computer.rs:235:39
[INFO] [stderr]     |
[INFO] [stderr] 235 |                     Instr::LUIf { ft, im } => {
[INFO] [stderr]     |                                       ^^ help: try ignoring the field: `im: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]    --> src/computer.rs:239:21
[INFO] [stderr]     |
[INFO] [stderr] 239 |                     x @ _ => {}, //not implemented yet
[INFO] [stderr]     |                     ^ help: consider prefixing with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `im`
[INFO] [stderr]    --> src/computer.rs:182:37
[INFO] [stderr]     |
[INFO] [stderr] 182 |                     Instr::LUI { t, im } => {
[INFO] [stderr]     |                                     ^^ help: try ignoring the field: `im: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `target`
[INFO] [stderr]    --> src/computer.rs:185:40
[INFO] [stderr]     |
[INFO] [stderr] 185 |                     Instr::BEQ { s, t, target } | Instr::BNE { s, t, target } => {
[INFO] [stderr]     |                                        ^^^^^^                        ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: try ignoring the field
[INFO] [stderr]     |
[INFO] [stderr] 185 |                     Instr::BEQ { s, t, target: _target: _ } | Instr::BNE { s, t, target } => {
[INFO] [stderr]     |                                        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `target`
[INFO] [stderr]    --> src/computer.rs:189:38
[INFO] [stderr]     |
[INFO] [stderr] 189 |                     Instr::BGEZ { s, target }
[INFO] [stderr]     |                                      ^^^^^^
[INFO] [stderr] 190 |                     | Instr::BGTZ { s, target }
[INFO] [stderr]     |                                        ^^^^^^
[INFO] [stderr] 191 |                     | Instr::BLEZ { s, target }
[INFO] [stderr]     |                                        ^^^^^^
[INFO] [stderr] 192 |                     | Instr::BLTZ { s, target } => {
[INFO] [stderr]     |                                        ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: try ignoring the field
[INFO] [stderr]     |
[INFO] [stderr] 189 |                     Instr::BGEZ { s, target: _target: _target: _target: _ }
[INFO] [stderr]     |                                      ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `target`
[INFO] [stderr]    --> src/computer.rs:195:32
[INFO] [stderr]     |
[INFO] [stderr] 195 |                     Instr::J { target } | Instr::JAL { target } | Instr::JAL { target } => {}
[INFO] [stderr]     |                                ^^^^^^                  ^^^^^^                  ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: try ignoring the field
[INFO] [stderr]     |
[INFO] [stderr] 195 |                     Instr::J { target: _target: _target: _ } | Instr::JAL { target } | Instr::JAL { target } => {}
[INFO] [stderr]     |                                ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `target`
[INFO] [stderr]    --> src/computer.rs:222:43
[INFO] [stderr]     |
[INFO] [stderr] 222 |                     Instr::BEQf { fs, ft, target } 
[INFO] [stderr]     |                                           ^^^^^^
[INFO] [stderr] 223 |                     | Instr::BLEf { fs, ft, target } => {
[INFO] [stderr]     |                                             ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: try ignoring the field
[INFO] [stderr]     |
[INFO] [stderr] 222 |                     Instr::BEQf { fs, ft, target: _target: _ } 
[INFO] [stderr]     |                                           ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `im`
[INFO] [stderr]    --> src/computer.rs:235:39
[INFO] [stderr]     |
[INFO] [stderr] 235 |                     Instr::LUIf { ft, im } => {
[INFO] [stderr]     |                                       ^^ help: try ignoring the field: `im: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]    --> src/computer.rs:239:21
[INFO] [stderr]     |
[INFO] [stderr] 239 |                     x @ _ => {}, //not implemented yet
[INFO] [stderr]     |                     ^ help: consider prefixing with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/instr.rs:1000:13
[INFO] [stderr]      |
[INFO] [stderr] 1000 |         let mut target: usize = (encoded_instruction & BITMASK!(26)) as usize;
[INFO] [stderr]      |             ----^^^^^^
[INFO] [stderr]      |             |
[INFO] [stderr]      |             help: remove this `mut`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/instr.rs:1000:13
[INFO] [stderr]      |
[INFO] [stderr] 1000 |         let mut target: usize = (encoded_instruction & BITMASK!(26)) as usize;
[INFO] [stderr]      |             ----^^^^^^
[INFO] [stderr]      |             |
[INFO] [stderr]      |             help: remove this `mut`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `MFHI`
[INFO] [stderr]    --> src/instr.rs:114:5
[INFO] [stderr]     |
[INFO] [stderr] 114 |     MFHI,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `MFLO`
[INFO] [stderr]    --> src/instr.rs:115:5
[INFO] [stderr]     |
[INFO] [stderr] 115 |     MFLO,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `BGEZAL`
[INFO] [stderr]    --> src/instr.rs:138:5
[INFO] [stderr]     |
[INFO] [stderr] 138 |     BGEZAL,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `BLTZAL`
[INFO] [stderr]    --> src/instr.rs:142:5
[INFO] [stderr]     |
[INFO] [stderr] 142 |     BLTZAL ,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `COS`
[INFO] [stderr]    --> src/instr.rs:170:5
[INFO] [stderr]     |
[INFO] [stderr] 170 |     COS ,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `MFHI`
[INFO] [stderr]    --> src/instr.rs:114:5
[INFO] [stderr]     |
[INFO] [stderr] 114 |     MFHI,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `SIN`
[INFO] [stderr]    --> src/instr.rs:171:5
[INFO] [stderr]     |
[INFO] [stderr] 171 |     SIN,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `MFLO`
[INFO] [stderr]    --> src/instr.rs:115:5
[INFO] [stderr]     |
[INFO] [stderr] 115 |     MFLO,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `BGEZAL`
[INFO] [stderr]    --> src/instr.rs:138:5
[INFO] [stderr]     |
[INFO] [stderr] 138 |     BGEZAL,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `TAN`
[INFO] [stderr]    --> src/instr.rs:172:5
[INFO] [stderr]     |
[INFO] [stderr] 172 |     TAN,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `BLTZAL`
[INFO] [stderr]    --> src/instr.rs:142:5
[INFO] [stderr]     |
[INFO] [stderr] 142 |     BLTZAL ,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ATAN`
[INFO] [stderr]    --> src/instr.rs:173:5
[INFO] [stderr]     |
[INFO] [stderr] 173 |     ATAN ,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `COS`
[INFO] [stderr]    --> src/instr.rs:170:5
[INFO] [stderr]     |
[INFO] [stderr] 170 |     COS ,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `UNKNOWN`
[INFO] [stderr]    --> src/instr.rs:180:5
[INFO] [stderr]     |
[INFO] [stderr] 180 |     UNKNOWN,
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `to_str`
[INFO] [stderr]    --> src/instr.rs:260:5
[INFO] [stderr]     |
[INFO] [stderr] 260 |     pub fn to_str(&self) -> String{
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `disassemble`
[INFO] [stderr]    --> src/instr.rs:972:5
[INFO] [stderr]     |
[INFO] [stderr] 972 |     pub fn disassemble(encoded_instruction: u32) -> Result<(Instr,Option<usize>), String> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `changed_reg`
[INFO] [stderr]   --> src/computer.rs:63:5
[INFO] [stderr]    |
[INFO] [stderr] 63 |     changed_reg: [bool; 32],
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `SIN`
[INFO] [stderr]    --> src/instr.rs:171:5
[INFO] [stderr]     |
[INFO] [stderr] 171 |     SIN,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `TAN`
[INFO] [stderr]    --> src/instr.rs:172:5
[INFO] [stderr]     |
[INFO] [stderr] 172 |     TAN,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ATAN`
[INFO] [stderr]    --> src/instr.rs:173:5
[INFO] [stderr]     |
[INFO] [stderr] 173 |     ATAN ,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `UNKNOWN`
[INFO] [stderr]    --> src/instr.rs:180:5
[INFO] [stderr]     |
[INFO] [stderr] 180 |     UNKNOWN,
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `to_str`
[INFO] [stderr]    --> src/instr.rs:260:5
[INFO] [stderr]     |
[INFO] [stderr] 260 |     pub fn to_str(&self) -> String{
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `disassemble`
[INFO] [stderr]    --> src/instr.rs:972:5
[INFO] [stderr]     |
[INFO] [stderr] 972 |     pub fn disassemble(encoded_instruction: u32) -> Result<(Instr,Option<usize>), String> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `changed_reg`
[INFO] [stderr]   --> src/computer.rs:63:5
[INFO] [stderr]    |
[INFO] [stderr] 63 |     changed_reg: [bool; 32],
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/computer.rs:275:13
[INFO] [stderr]     |
[INFO] [stderr] 275 |             writeln!(file,"{} {}", i<<2, run_pc_map[i]);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/computer.rs:275:13
[INFO] [stderr]     |
[INFO] [stderr] 275 |             writeln!(file,"{} {}", i<<2, run_pc_map[i]);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.51s
[INFO] running `"docker" "inspect" "e1f7a91df0d697fd9bfa4a4607915f23fb60941f46e702b7a3c800eeed911ade"`
[INFO] running `"docker" "rm" "-f" "e1f7a91df0d697fd9bfa4a4607915f23fb60941f46e702b7a3c800eeed911ade"`
[INFO] [stdout] e1f7a91df0d697fd9bfa4a4607915f23fb60941f46e702b7a3c800eeed911ade