[INFO] updating cached repository zesterer/funkicrab
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/zesterer/funkicrab
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/zesterer/funkicrab" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/zesterer/funkicrab"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/zesterer/funkicrab'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/zesterer/funkicrab" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/zesterer/funkicrab"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/zesterer/funkicrab'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 98528cc593478391a0ef0f91ff533592cf263914
[INFO] sha for GitHub repo zesterer/funkicrab: 98528cc593478391a0ef0f91ff533592cf263914
[INFO] validating manifest of zesterer/funkicrab on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of zesterer/funkicrab on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing zesterer/funkicrab
[INFO] finished frobbing zesterer/funkicrab
[INFO] frobbed toml for zesterer/funkicrab written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/zesterer/funkicrab/Cargo.toml
[INFO] started frobbing zesterer/funkicrab
[INFO] finished frobbing zesterer/funkicrab
[INFO] frobbed toml for zesterer/funkicrab written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/zesterer/funkicrab/Cargo.toml
[INFO] crate zesterer/funkicrab already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking zesterer/funkicrab against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-0/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/zesterer/funkicrab:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a1d2dbe5326b141becb9716a6cd37cf7f6e8a6eb6c74e554a28c8816b04cb3ea
[INFO] running `"docker" "start" "-a" "a1d2dbe5326b141becb9716a6cd37cf7f6e8a6eb6c74e554a28c8816b04cb3ea"`
[INFO] [stderr]     Checking bimap v0.1.5
[INFO] [stderr]     Checking funkicrab v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `super::Error`
[INFO] [stderr]  --> src/exec.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use super::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/hir.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `iter::FromIterator`
[INFO] [stderr]  --> src/llir.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     iter::FromIterator,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/llir.rs:242:20
[INFO] [stderr]     |
[INFO] [stderr] 242 |                   if (if let CellAccessInfo::Exactly(cells) = &cell_reads {
[INFO] [stderr]     |  ____________________^
[INFO] [stderr] 243 | |                     cells.len() == 0
[INFO] [stderr] 244 | |                 } else {
[INFO] [stderr] 245 | |                     false
[INFO] [stderr] 246 | |                 }) {
[INFO] [stderr]     | |__________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 242 |                 if if let CellAccessInfo::Exactly(cells) = &cell_reads {
[INFO] [stderr] 243 |                     cells.len() == 0
[INFO] [stderr] 244 |                 } else {
[INFO] [stderr] 245 |                     false
[INFO] [stderr] 246 |                 } {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `CellAccessInfo`
[INFO] [stderr]  --> src/opt.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     CellAccessInfo,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::Error`
[INFO] [stderr]  --> src/exec.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use super::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/hir.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `iter::FromIterator`
[INFO] [stderr]  --> src/llir.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     iter::FromIterator,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/llir.rs:242:20
[INFO] [stderr]     |
[INFO] [stderr] 242 |                   if (if let CellAccessInfo::Exactly(cells) = &cell_reads {
[INFO] [stderr]     |  ____________________^
[INFO] [stderr] 243 | |                     cells.len() == 0
[INFO] [stderr] 244 | |                 } else {
[INFO] [stderr] 245 | |                     false
[INFO] [stderr] 246 | |                 }) {
[INFO] [stderr]     | |__________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 242 |                 if if let CellAccessInfo::Exactly(cells) = &cell_reads {
[INFO] [stderr] 243 |                     cells.len() == 0
[INFO] [stderr] 244 |                 } else {
[INFO] [stderr] 245 |                     false
[INFO] [stderr] 246 |                 } {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `CellAccessInfo`
[INFO] [stderr]  --> src/opt.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     CellAccessInfo,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/opt.rs:73:5
[INFO] [stderr]    |
[INFO] [stderr] 73 |     prog
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/hir.rs:201:21
[INFO] [stderr]     |
[INFO] [stderr] 201 |                     o => panic!("Unknown operation: {:?}", o),
[INFO] [stderr]     |                     ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/hir.rs:232:21
[INFO] [stderr]     |
[INFO] [stderr] 232 |                     _ => panic!("Unknown section type!"),
[INFO] [stderr]     |                     ^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/llir.rs:357:21
[INFO] [stderr]     |
[INFO] [stderr] 357 |                     t => panic!("Unknown token: {:?}", t),
[INFO] [stderr]     |                     ^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/llir.rs:484:21
[INFO] [stderr]     |
[INFO] [stderr] 484 |                     _ => panic!("Unknown section type!"),
[INFO] [stderr]     |                     ^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bracket_count`
[INFO] [stderr]   --> src/main.rs:41:17
[INFO] [stderr]    |
[INFO] [stderr] 41 |         let mut bracket_count = 0;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_bracket_count`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/ir.rs:64:60
[INFO] [stderr]    |
[INFO] [stderr] 64 |             return Some(copymuls.into_iter().map(|(shift, (i, f))| (shift, f)).collect());
[INFO] [stderr]    |                                                            ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `inst`
[INFO] [stderr]   --> src/ir.rs:57:13
[INFO] [stderr]    |
[INFO] [stderr] 57 |             inst => { return None; },
[INFO] [stderr]    |             ^^^^ help: consider prefixing with an underscore: `_inst`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/ir.rs:61:19
[INFO] [stderr]    |
[INFO] [stderr] 61 |     if let Some(&(i, n)) = copymuls.get(&base_shift) {
[INFO] [stderr]    |                   ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]   --> src/ir.rs:61:22
[INFO] [stderr]    |
[INFO] [stderr] 61 |     if let Some(&(i, n)) = copymuls.get(&base_shift) {
[INFO] [stderr]    |                      ^ help: consider prefixing with an underscore: `_n`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]    --> src/ir.rs:116:14
[INFO] [stderr]     |
[INFO] [stderr] 116 |             (c, Inst::Add(_, 0)) => {},
[INFO] [stderr]     |              ^ help: consider prefixing with an underscore: `_c`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]    --> src/ir.rs:117:14
[INFO] [stderr]     |
[INFO] [stderr] 117 |             (c, Inst::CopyMul(_, _, 0)) => {},
[INFO] [stderr]     |              ^ help: consider prefixing with an underscore: `_c`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]    --> src/ir.rs:118:14
[INFO] [stderr]     |
[INFO] [stderr] 118 |             (c, Inst::Nop) => {},
[INFO] [stderr]     |              ^ help: consider prefixing with an underscore: `_c`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]    --> src/ir.rs:119:14
[INFO] [stderr]     |
[INFO] [stderr] 119 |             (c, Inst::Move(0)) => {},
[INFO] [stderr]     |              ^ help: consider prefixing with an underscore: `_c`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `val_r`
[INFO] [stderr]    --> src/ir.rs:224:25
[INFO] [stderr]     |
[INFO] [stderr] 224 |                     let val_r = get_cell_val(&cells, idx_r);
[INFO] [stderr]     |                         ^^^^^ help: consider prefixing with an underscore: `_val_r`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/ir.rs:289:13
[INFO] [stderr]     |
[INFO] [stderr] 289 |             i => { ir.pop(); },
[INFO] [stderr]     |             ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]   --> src/comp.rs:16:27
[INFO] [stderr]    |
[INFO] [stderr] 16 |                 Inst::Add(r, 0) => {},
[INFO] [stderr]    |                           ^ help: consider prefixing with an underscore: `_r`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `local_id_count`
[INFO] [stderr]   --> src/hir.rs:78:21
[INFO] [stderr]    |
[INFO] [stderr] 78 |             let mut local_id_count = 0;
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_local_id_count`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `code`
[INFO] [stderr]    --> src/hir.rs:239:17
[INFO] [stderr]     |
[INFO] [stderr] 239 |         let mut code = String::new();
[INFO] [stderr]     |                 ^^^^ help: consider prefixing with an underscore: `_code`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `idx`
[INFO] [stderr]    --> src/llir.rs:142:57
[INFO] [stderr]     |
[INFO] [stderr] 142 |         let change_reads = self.changes.iter().filter(|(idx, c)| if let Change::Incr(_) = c { true } else { false }).map(|(idx, _)| *idx);
[INFO] [stderr]     |                                                         ^^^ help: consider prefixing with an underscore: `_idx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]    --> src/llir.rs:240:30
[INFO] [stderr]     |
[INFO] [stderr] 240 |             ValInfo::Exactly(n) => {
[INFO] [stderr]     |                              ^ help: consider prefixing with an underscore: `_n`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `input`
[INFO] [stderr]    --> src/llir.rs:288:28
[INFO] [stderr]     |
[INFO] [stderr] 288 |             Section::Input(input) => ValInfo::Exactly(0),
[INFO] [stderr]     |                            ^^^^^ help: consider prefixing with an underscore: `_input`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:41:13
[INFO] [stderr]    |
[INFO] [stderr] 41 |         let mut bracket_count = 0;
[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/ir.rs:269:9
[INFO] [stderr]     |
[INFO] [stderr] 269 |     let mut cells = Vec::new();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/opt.rs:73:5
[INFO] [stderr]    |
[INFO] [stderr] 73 |     prog
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/hir.rs:201:21
[INFO] [stderr]     |
[INFO] [stderr] 201 |                     o => panic!("Unknown operation: {:?}", o),
[INFO] [stderr]     |                     ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/hir.rs:232:21
[INFO] [stderr]     |
[INFO] [stderr] 232 |                     _ => panic!("Unknown section type!"),
[INFO] [stderr]     |                     ^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/llir.rs:357:21
[INFO] [stderr]     |
[INFO] [stderr] 357 |                     t => panic!("Unknown token: {:?}", t),
[INFO] [stderr]     |                     ^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/llir.rs:484:21
[INFO] [stderr]     |
[INFO] [stderr] 484 |                     _ => panic!("Unknown section type!"),
[INFO] [stderr]     |                     ^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bracket_count`
[INFO] [stderr]   --> src/main.rs:41:17
[INFO] [stderr]    |
[INFO] [stderr] 41 |         let mut bracket_count = 0;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_bracket_count`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/ir.rs:64:60
[INFO] [stderr]    |
[INFO] [stderr] 64 |             return Some(copymuls.into_iter().map(|(shift, (i, f))| (shift, f)).collect());
[INFO] [stderr]    |                                                            ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `inst`
[INFO] [stderr]   --> src/ir.rs:57:13
[INFO] [stderr]    |
[INFO] [stderr] 57 |             inst => { return None; },
[INFO] [stderr]    |             ^^^^ help: consider prefixing with an underscore: `_inst`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/ir.rs:61:19
[INFO] [stderr]    |
[INFO] [stderr] 61 |     if let Some(&(i, n)) = copymuls.get(&base_shift) {
[INFO] [stderr]    |                   ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]   --> src/ir.rs:61:22
[INFO] [stderr]    |
[INFO] [stderr] 61 |     if let Some(&(i, n)) = copymuls.get(&base_shift) {
[INFO] [stderr]    |                      ^ help: consider prefixing with an underscore: `_n`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]    --> src/ir.rs:116:14
[INFO] [stderr]     |
[INFO] [stderr] 116 |             (c, Inst::Add(_, 0)) => {},
[INFO] [stderr]     |              ^ help: consider prefixing with an underscore: `_c`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]    --> src/ir.rs:117:14
[INFO] [stderr]     |
[INFO] [stderr] 117 |             (c, Inst::CopyMul(_, _, 0)) => {},
[INFO] [stderr]     |              ^ help: consider prefixing with an underscore: `_c`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]    --> src/ir.rs:118:14
[INFO] [stderr]     |
[INFO] [stderr] 118 |             (c, Inst::Nop) => {},
[INFO] [stderr]     |              ^ help: consider prefixing with an underscore: `_c`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]    --> src/ir.rs:119:14
[INFO] [stderr]     |
[INFO] [stderr] 119 |             (c, Inst::Move(0)) => {},
[INFO] [stderr]     |              ^ help: consider prefixing with an underscore: `_c`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `val_r`
[INFO] [stderr]    --> src/ir.rs:224:25
[INFO] [stderr]     |
[INFO] [stderr] 224 |                     let val_r = get_cell_val(&cells, idx_r);
[INFO] [stderr]     |                         ^^^^^ help: consider prefixing with an underscore: `_val_r`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/ir.rs:289:13
[INFO] [stderr]     |
[INFO] [stderr] 289 |             i => { ir.pop(); },
[INFO] [stderr]     |             ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]   --> src/comp.rs:16:27
[INFO] [stderr]    |
[INFO] [stderr] 16 |                 Inst::Add(r, 0) => {},
[INFO] [stderr]    |                           ^ help: consider prefixing with an underscore: `_r`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `local_id_count`
[INFO] [stderr]   --> src/hir.rs:78:21
[INFO] [stderr]    |
[INFO] [stderr] 78 |             let mut local_id_count = 0;
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_local_id_count`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `code`
[INFO] [stderr]    --> src/hir.rs:239:17
[INFO] [stderr]     |
[INFO] [stderr] 239 |         let mut code = String::new();
[INFO] [stderr]     |                 ^^^^ help: consider prefixing with an underscore: `_code`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `idx`
[INFO] [stderr]    --> src/llir.rs:142:57
[INFO] [stderr]     |
[INFO] [stderr] 142 |         let change_reads = self.changes.iter().filter(|(idx, c)| if let Change::Incr(_) = c { true } else { false }).map(|(idx, _)| *idx);
[INFO] [stderr]     |                                                         ^^^ help: consider prefixing with an underscore: `_idx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]    --> src/llir.rs:240:30
[INFO] [stderr]     |
[INFO] [stderr] 240 |             ValInfo::Exactly(n) => {
[INFO] [stderr]     |                              ^ help: consider prefixing with an underscore: `_n`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `input`
[INFO] [stderr]    --> src/llir.rs:288:28
[INFO] [stderr]     |
[INFO] [stderr] 288 |             Section::Input(input) => ValInfo::Exactly(0),
[INFO] [stderr]     |                            ^^^^^ help: consider prefixing with an underscore: `_input`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/hir.rs:78:17
[INFO] [stderr]    |
[INFO] [stderr] 78 |             let mut local_id_count = 0;
[INFO] [stderr]    |                 ----^^^^^^^^^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/hir.rs:239:13
[INFO] [stderr]     |
[INFO] [stderr] 239 |         let mut code = String::new();
[INFO] [stderr]     |             ----^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:41:13
[INFO] [stderr]    |
[INFO] [stderr] 41 |         let mut bracket_count = 0;
[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/ir.rs:269:9
[INFO] [stderr]     |
[INFO] [stderr] 269 |     let mut cells = Vec::new();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/opt.rs:46:26
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub fn optimise_sections(mut sections: Vec<Section>) -> Vec<Section> {
[INFO] [stderr]    |                          ----^^^^^^^^
[INFO] [stderr]    |                          |
[INFO] [stderr]    |                          help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/hir.rs:78:17
[INFO] [stderr]    |
[INFO] [stderr] 78 |             let mut local_id_count = 0;
[INFO] [stderr]    |                 ----^^^^^^^^^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `None`
[INFO] [stderr]   --> src/exec.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 19 |         None,
[INFO] [stderr]    |         ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Neg`
[INFO] [stderr]   --> src/hir.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     Neg(Box<Expr>),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `generate_c`
[INFO] [stderr]    --> src/hir.rs:156:5
[INFO] [stderr]     |
[INFO] [stderr] 156 |     pub fn generate_c(&self) -> String {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/hir.rs:239:13
[INFO] [stderr]     |
[INFO] [stderr] 239 |         let mut code = String::new();
[INFO] [stderr]     |             ----^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `stringify`
[INFO] [stderr]    --> src/hir.rs:158:13
[INFO] [stderr]     |
[INFO] [stderr] 158 |             fn stringify(&self, proc: Option<&Proc>) -> String {
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `stringify_proc`
[INFO] [stderr]    --> src/hir.rs:171:9
[INFO] [stderr]     |
[INFO] [stderr] 171 |         fn stringify_proc(proc: &Proc, depth: usize) -> String {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `stringify_sections`
[INFO] [stderr]    --> src/hir.rs:217:9
[INFO] [stderr]     |
[INFO] [stderr] 217 |         fn stringify_sections(sections: &Vec<Section>, depth: usize) -> String {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Exactly`
[INFO] [stderr]   --> src/llir.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     Exactly(i32),
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `MultipleOf`
[INFO] [stderr]   --> src/llir.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     MultipleOf { base: i32, factor: i32 },
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Exactly`
[INFO] [stderr]   --> src/llir.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     Exactly(HashSet<Idx>),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `EqualOrAbove`
[INFO] [stderr]   --> src/llir.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     EqualOrAbove(Idx),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Below`
[INFO] [stderr]   --> src/llir.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 |     Below(Idx),
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Inside`
[INFO] [stderr]   --> src/llir.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 |     Inside(Idx, Idx),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Outside`
[INFO] [stderr]   --> src/llir.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 |     Outside(Idx, Idx),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Not`
[INFO] [stderr]   --> src/llir.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     Not(HashSet<Idx>),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Unknown`
[INFO] [stderr]   --> src/llir.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 |     Unknown,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `union`
[INFO] [stderr]   --> src/llir.rs:50:5
[INFO] [stderr]    |
[INFO] [stderr] 50 |     pub fn union(&self, rel_shift: Idx, other: &CellAccessInfo) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `intersection`
[INFO] [stderr]   --> src/llir.rs:63:5
[INFO] [stderr]    |
[INFO] [stderr] 63 |     pub fn intersection(&self, rel_shift: Idx, other: &CellAccessInfo) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Set`
[INFO] [stderr]   --> src/llir.rs:81:5
[INFO] [stderr]    |
[INFO] [stderr] 81 |     Set(u8),
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_no_effect`
[INFO] [stderr]    --> src/llir.rs:134:5
[INFO] [stderr]     |
[INFO] [stderr] 134 |     pub fn has_no_effect(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_cell_reads`
[INFO] [stderr]    --> src/llir.rs:139:5
[INFO] [stderr]     |
[INFO] [stderr] 139 |     pub fn get_cell_reads(&self) -> CellAccessInfo {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_no_effect`
[INFO] [stderr]    --> src/llir.rs:163:5
[INFO] [stderr]     |
[INFO] [stderr] 163 |     pub fn has_no_effect(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_cell_reads`
[INFO] [stderr]    --> src/llir.rs:168:5
[INFO] [stderr]     |
[INFO] [stderr] 168 |     pub fn get_cell_reads(&self) -> CellAccessInfo {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Const`
[INFO] [stderr]    --> src/llir.rs:179:5
[INFO] [stderr]     |
[INFO] [stderr] 179 |     Const(u8),
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_no_effect`
[INFO] [stderr]    --> src/llir.rs:206:5
[INFO] [stderr]     |
[INFO] [stderr] 206 |     pub fn has_no_effect(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_cell_reads`
[INFO] [stderr]    --> src/llir.rs:219:5
[INFO] [stderr]     |
[INFO] [stderr] 219 |     pub fn get_cell_reads(&self) -> CellAccessInfo {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_shift`
[INFO] [stderr]    --> src/llir.rs:285:5
[INFO] [stderr]     |
[INFO] [stderr] 285 |     pub fn get_shift(&self) -> ValInfo {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_no_effect`
[INFO] [stderr]    --> src/llir.rs:294:5
[INFO] [stderr]     |
[INFO] [stderr] 294 |     pub fn has_no_effect(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_cell_reads`
[INFO] [stderr]    --> src/llir.rs:303:5
[INFO] [stderr]     |
[INFO] [stderr] 303 |     pub fn get_cell_reads(&self) -> CellAccessInfo {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `generate_c`
[INFO] [stderr]    --> src/llir.rs:371:5
[INFO] [stderr]     |
[INFO] [stderr] 371 |     pub fn generate_c(&self) -> Result<String, Error> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `DEBUG`
[INFO] [stderr]    --> src/llir.rs:372:9
[INFO] [stderr]     |
[INFO] [stderr] 372 |         const DEBUG: bool = true;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `stringify_basic_section`
[INFO] [stderr]    --> src/llir.rs:374:9
[INFO] [stderr]     |
[INFO] [stderr] 374 |         fn stringify_basic_section(basic: &BasicSection, depth: usize) -> String {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `stringify_input_section`
[INFO] [stderr]    --> src/llir.rs:417:9
[INFO] [stderr]     |
[INFO] [stderr] 417 |         fn stringify_input_section(input: &InputSection, depth: usize) -> String {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `stringify_loop_section`
[INFO] [stderr]    --> src/llir.rs:439:9
[INFO] [stderr]     |
[INFO] [stderr] 439 |         fn stringify_loop_section(luup: &LoopSection, depth: usize) -> String {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `stringify_sections`
[INFO] [stderr]    --> src/llir.rs:472:9
[INFO] [stderr]     |
[INFO] [stderr] 472 |         fn stringify_sections(sections: &Vec<Section>, depth: usize) -> String {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `optimise_calc_shifts`
[INFO] [stderr]   --> src/opt.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub fn optimise_calc_shifts(section: &mut Section) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `optimise_sections`
[INFO] [stderr]   --> src/opt.rs:46:1
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub fn optimise_sections(mut sections: Vec<Section>) -> Vec<Section> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `optimise_program`
[INFO] [stderr]   --> src/opt.rs:59:1
[INFO] [stderr]    |
[INFO] [stderr] 59 | pub fn optimise_program(mut prog: Program) -> Program {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `optimise`
[INFO] [stderr]   --> src/opt.rs:64:1
[INFO] [stderr]    |
[INFO] [stderr] 64 | pub fn optimise(mut prog: Program) -> Program {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/opt.rs:46:26
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub fn optimise_sections(mut sections: Vec<Section>) -> Vec<Section> {
[INFO] [stderr]    |                          ----^^^^^^^^
[INFO] [stderr]    |                          |
[INFO] [stderr]    |                          help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `None`
[INFO] [stderr]   --> src/exec.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 19 |         None,
[INFO] [stderr]    |         ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Neg`
[INFO] [stderr]   --> src/hir.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     Neg(Box<Expr>),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `generate_c`
[INFO] [stderr]    --> src/hir.rs:156:5
[INFO] [stderr]     |
[INFO] [stderr] 156 |     pub fn generate_c(&self) -> String {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `stringify`
[INFO] [stderr]    --> src/hir.rs:158:13
[INFO] [stderr]     |
[INFO] [stderr] 158 |             fn stringify(&self, proc: Option<&Proc>) -> String {
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `stringify_proc`
[INFO] [stderr]    --> src/hir.rs:171:9
[INFO] [stderr]     |
[INFO] [stderr] 171 |         fn stringify_proc(proc: &Proc, depth: usize) -> String {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `stringify_sections`
[INFO] [stderr]    --> src/hir.rs:217:9
[INFO] [stderr]     |
[INFO] [stderr] 217 |         fn stringify_sections(sections: &Vec<Section>, depth: usize) -> String {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Exactly`
[INFO] [stderr]   --> src/llir.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     Exactly(i32),
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `MultipleOf`
[INFO] [stderr]   --> src/llir.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     MultipleOf { base: i32, factor: i32 },
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Exactly`
[INFO] [stderr]   --> src/llir.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     Exactly(HashSet<Idx>),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `EqualOrAbove`
[INFO] [stderr]   --> src/llir.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     EqualOrAbove(Idx),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Below`
[INFO] [stderr]   --> src/llir.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 |     Below(Idx),
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Inside`
[INFO] [stderr]   --> src/llir.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 |     Inside(Idx, Idx),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Outside`
[INFO] [stderr]   --> src/llir.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 |     Outside(Idx, Idx),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Not`
[INFO] [stderr]   --> src/llir.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     Not(HashSet<Idx>),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Unknown`
[INFO] [stderr]   --> src/llir.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 |     Unknown,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `union`
[INFO] [stderr]   --> src/llir.rs:50:5
[INFO] [stderr]    |
[INFO] [stderr] 50 |     pub fn union(&self, rel_shift: Idx, other: &CellAccessInfo) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `intersection`
[INFO] [stderr]   --> src/llir.rs:63:5
[INFO] [stderr]    |
[INFO] [stderr] 63 |     pub fn intersection(&self, rel_shift: Idx, other: &CellAccessInfo) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Set`
[INFO] [stderr]   --> src/llir.rs:81:5
[INFO] [stderr]    |
[INFO] [stderr] 81 |     Set(u8),
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_no_effect`
[INFO] [stderr]    --> src/llir.rs:134:5
[INFO] [stderr]     |
[INFO] [stderr] 134 |     pub fn has_no_effect(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_cell_reads`
[INFO] [stderr]    --> src/llir.rs:139:5
[INFO] [stderr]     |
[INFO] [stderr] 139 |     pub fn get_cell_reads(&self) -> CellAccessInfo {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_no_effect`
[INFO] [stderr]    --> src/llir.rs:163:5
[INFO] [stderr]     |
[INFO] [stderr] 163 |     pub fn has_no_effect(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_cell_reads`
[INFO] [stderr]    --> src/llir.rs:168:5
[INFO] [stderr]     |
[INFO] [stderr] 168 |     pub fn get_cell_reads(&self) -> CellAccessInfo {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Const`
[INFO] [stderr]    --> src/llir.rs:179:5
[INFO] [stderr]     |
[INFO] [stderr] 179 |     Const(u8),
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_no_effect`
[INFO] [stderr]    --> src/llir.rs:206:5
[INFO] [stderr]     |
[INFO] [stderr] 206 |     pub fn has_no_effect(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_cell_reads`
[INFO] [stderr]    --> src/llir.rs:219:5
[INFO] [stderr]     |
[INFO] [stderr] 219 |     pub fn get_cell_reads(&self) -> CellAccessInfo {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_shift`
[INFO] [stderr]    --> src/llir.rs:285:5
[INFO] [stderr]     |
[INFO] [stderr] 285 |     pub fn get_shift(&self) -> ValInfo {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_no_effect`
[INFO] [stderr]    --> src/llir.rs:294:5
[INFO] [stderr]     |
[INFO] [stderr] 294 |     pub fn has_no_effect(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_cell_reads`
[INFO] [stderr]    --> src/llir.rs:303:5
[INFO] [stderr]     |
[INFO] [stderr] 303 |     pub fn get_cell_reads(&self) -> CellAccessInfo {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `generate_c`
[INFO] [stderr]    --> src/llir.rs:371:5
[INFO] [stderr]     |
[INFO] [stderr] 371 |     pub fn generate_c(&self) -> Result<String, Error> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `DEBUG`
[INFO] [stderr]    --> src/llir.rs:372:9
[INFO] [stderr]     |
[INFO] [stderr] 372 |         const DEBUG: bool = true;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `stringify_basic_section`
[INFO] [stderr]    --> src/llir.rs:374:9
[INFO] [stderr]     |
[INFO] [stderr] 374 |         fn stringify_basic_section(basic: &BasicSection, depth: usize) -> String {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `stringify_input_section`
[INFO] [stderr]    --> src/llir.rs:417:9
[INFO] [stderr]     |
[INFO] [stderr] 417 |         fn stringify_input_section(input: &InputSection, depth: usize) -> String {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `stringify_loop_section`
[INFO] [stderr]    --> src/llir.rs:439:9
[INFO] [stderr]     |
[INFO] [stderr] 439 |         fn stringify_loop_section(luup: &LoopSection, depth: usize) -> String {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `stringify_sections`
[INFO] [stderr]    --> src/llir.rs:472:9
[INFO] [stderr]     |
[INFO] [stderr] 472 |         fn stringify_sections(sections: &Vec<Section>, depth: usize) -> String {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `optimise_calc_shifts`
[INFO] [stderr]   --> src/opt.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub fn optimise_calc_shifts(section: &mut Section) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `optimise_sections`
[INFO] [stderr]   --> src/opt.rs:46:1
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub fn optimise_sections(mut sections: Vec<Section>) -> Vec<Section> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `optimise_program`
[INFO] [stderr]   --> src/opt.rs:59:1
[INFO] [stderr]    |
[INFO] [stderr] 59 | pub fn optimise_program(mut prog: Program) -> Program {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `optimise`
[INFO] [stderr]   --> src/opt.rs:64:1
[INFO] [stderr]    |
[INFO] [stderr] 64 | pub fn optimise(mut prog: Program) -> Program {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.85s
[INFO] running `"docker" "inspect" "a1d2dbe5326b141becb9716a6cd37cf7f6e8a6eb6c74e554a28c8816b04cb3ea"`
[INFO] running `"docker" "rm" "-f" "a1d2dbe5326b141becb9716a6cd37cf7f6e8a6eb6c74e554a28c8816b04cb3ea"`
[INFO] [stdout] a1d2dbe5326b141becb9716a6cd37cf7f6e8a6eb6c74e554a28c8816b04cb3ea