[INFO] cloning repository https://github.com/0x59616e/emacc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0x59616e/emacc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0x59616e%2Femacc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0x59616e%2Femacc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e65469595a450f610e73dbe51fa566aea9890afb
[INFO] checking 0x59616e/emacc against try#8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346 for pr-86194
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0x59616e%2Femacc" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/0x59616e/emacc on toolchain 8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/0x59616e/emacc
[INFO] finished tweaking git repo https://github.com/0x59616e/emacc
[INFO] tweaked toml for git repo https://github.com/0x59616e/emacc written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/0x59616e/emacc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 955fca7020cdcb0dce96b83cd180308efd409bcf1c5c4a4280ea8fbb7f58a28e
[INFO] running `Command { std: "docker" "start" "-a" "955fca7020cdcb0dce96b83cd180308efd409bcf1c5c4a4280ea8fbb7f58a28e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "955fca7020cdcb0dce96b83cd180308efd409bcf1c5c4a4280ea8fbb7f58a28e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "955fca7020cdcb0dce96b83cd180308efd409bcf1c5c4a4280ea8fbb7f58a28e", kill_on_drop: false }`
[INFO] [stdout] 955fca7020cdcb0dce96b83cd180308efd409bcf1c5c4a4280ea8fbb7f58a28e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3ee576d71701431a96e6e9aa50109d9d9cd53a2f92712a56723e217d223324d
[INFO] running `Command { std: "docker" "start" "-a" "e3ee576d71701431a96e6e9aa50109d9d9cd53a2f92712a56723e217d223324d", kill_on_drop: false }`
[INFO] [stderr]     Checking emacc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::ir::basicblock::BasicBlock`
[INFO] [stdout]  --> src/codegen/target/riscv.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::ir::basicblock::BasicBlock;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Const_I32` should have an upper camel case name
[INFO] [stdout]   --> src/value.rs:40:3
[INFO] [stdout]    |
[INFO] [stdout] 40 |   Const_I32(i32, DataTy),
[INFO] [stdout]    |   ^^^^^^^^^ help: convert the identifier to upper camel case: `ConstI32`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Const_I1` should have an upper camel case name
[INFO] [stdout]   --> src/value.rs:41:3
[INFO] [stdout]    |
[INFO] [stdout] 41 |   Const_I1(bool, DataTy),
[INFO] [stdout]    |   ^^^^^^^^ help: convert the identifier to upper camel case: `ConstI1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ast::Stmt`
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use ast::Stmt;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::ir::basicblock::BasicBlock`
[INFO] [stdout]  --> src/codegen/target/riscv.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::ir::basicblock::BasicBlock;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Const_I32` should have an upper camel case name
[INFO] [stdout]   --> src/value.rs:40:3
[INFO] [stdout]    |
[INFO] [stdout] 40 |   Const_I32(i32, DataTy),
[INFO] [stdout]    |   ^^^^^^^^^ help: convert the identifier to upper camel case: `ConstI32`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Const_I1` should have an upper camel case name
[INFO] [stdout]   --> src/value.rs:41:3
[INFO] [stdout]    |
[INFO] [stdout] 41 |   Const_I1(bool, DataTy),
[INFO] [stdout]    |   ^^^^^^^^ help: convert the identifier to upper camel case: `ConstI1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ast::Stmt`
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use ast::Stmt;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `kind` is never read
[INFO] [stdout]   --> src/lex.rs:86:11
[INFO] [stdout]    |
[INFO] [stdout] 86 |   let mut kind = TokenKind::Useless;
[INFO] [stdout]    |           ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `kind` is never read
[INFO] [stdout]   --> src/lex.rs:86:11
[INFO] [stdout]    |
[INFO] [stdout] 86 |   let mut kind = TokenKind::Useless;
[INFO] [stdout]    |           ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `LiveRange`
[INFO] [stdout]  --> src/codegen/liveinterval.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct LiveRange {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/codegen/liveinterval.rs:9:6
[INFO] [stdout]   |
[INFO] [stdout] 9 |   fn new(start: u32, end: u32) -> LiveRange {
[INFO] [stdout]   |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `LiveInterval`
[INFO] [stdout]   --> src/codegen/liveinterval.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct LiveInterval {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `eliminate_phi`
[INFO] [stdout]   --> src/codegen.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn eliminate_phi(func: &Rc<RefCell<Function>>) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `parent`
[INFO] [stdout]  --> src/ir/basicblock.rs:8:3
[INFO] [stdout]   |
[INFO] [stdout] 8 |   parent: Option<Rc<RefCell<Function>>>,
[INFO] [stdout]   |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_root`
[INFO] [stdout]   --> src/ir/basicblock.rs:66:10
[INFO] [stdout]    |
[INFO] [stdout] 66 |   pub fn is_root(&self) -> bool {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_pred`
[INFO] [stdout]   --> src/ir/basicblock.rs:83:10
[INFO] [stdout]    |
[INFO] [stdout] 83 |   pub fn get_pred(&self) -> Option<Rc<RefCell<BasicBlock>>> {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `insert_before_terminator`
[INFO] [stdout]    --> src/ir/basicblock.rs:104:10
[INFO] [stdout]     |
[INFO] [stdout] 104 |   pub fn insert_before_terminator(&mut self, inst: Rc<RefCell<Instruction>>) {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove_all_phi`
[INFO] [stdout]    --> src/ir/basicblock.rs:111:10
[INFO] [stdout]     |
[INFO] [stdout] 111 |   pub fn remove_all_phi(&mut self) {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `parent`
[INFO] [stdout]   --> src/ir/function.rs:15:3
[INFO] [stdout]    |
[INFO] [stdout] 15 |   parent: Option<Rc<RefCell<Module>>>,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `bb_list_mut`
[INFO] [stdout]   --> src/ir/function.rs:33:10
[INFO] [stdout]    |
[INFO] [stdout] 33 |   pub fn bb_list_mut(&mut self) -> impl Iterator<Item = &mut Rc<RefCell<BasicBlock>>> {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_parent`
[INFO] [stdout]   --> src/ir/function.rs:60:10
[INFO] [stdout]    |
[INFO] [stdout] 60 |   pub fn set_parent(&mut self, parent: &Rc<RefCell<Module>>) {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_parent`
[INFO] [stdout]   --> src/ir/function.rs:64:10
[INFO] [stdout]    |
[INFO] [stdout] 64 |   pub fn get_parent(&self) -> Rc<RefCell<Module>> {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `param_data_ty_list`
[INFO] [stdout]   --> src/ir/function.rs:72:10
[INFO] [stdout]    |
[INFO] [stdout] 72 |   pub fn param_data_ty_list(&self) -> impl Iterator<Item = &DataTy> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `mi_ty`
[INFO] [stdout]   --> src/ir/instruction.rs:43:3
[INFO] [stdout]    |
[INFO] [stdout] 43 |   mi_ty: u8,
[INFO] [stdout]    |   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_asm_ty`
[INFO] [stdout]   --> src/ir/instruction.rs:52:10
[INFO] [stdout]    |
[INFO] [stdout] 52 |   pub fn set_asm_ty(&mut self, (ty, name): (u8, String)) {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_using`
[INFO] [stdout]   --> src/ir/instruction.rs:97:10
[INFO] [stdout]    |
[INFO] [stdout] 97 |   pub fn is_using(&self, u: Value) -> bool {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_pairs_list_in_phi`
[INFO] [stdout]    --> src/ir/instruction.rs:133:10
[INFO] [stdout]     |
[INFO] [stdout] 133 |   pub fn get_pairs_list_in_phi(&self) -> Vec<(&Value, &Rc<RefCell<BasicBlock>>)> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `src_operand_list_mut`
[INFO] [stdout]    --> src/ir/instruction.rs:141:10
[INFO] [stdout]     |
[INFO] [stdout] 141 |   pub fn src_operand_list_mut(&mut self) -> impl Iterator<Item = &mut Value> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_parent`
[INFO] [stdout]    --> src/ir/instruction.rs:188:10
[INFO] [stdout]     |
[INFO] [stdout] 188 |   pub fn get_parent(&self) -> Rc<RefCell<BasicBlock>> {
[INFO] [stdout]     |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_const_i1`
[INFO] [stdout]   --> src/ir/irbuilder.rs:59:10
[INFO] [stdout]    |
[INFO] [stdout] 59 |   pub fn new_const_i1(&self, value: bool) -> Value {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Void`
[INFO] [stdout]   --> src/symtab.rs:12:3
[INFO] [stdout]    |
[INFO] [stdout] 12 |   Void,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `I1`
[INFO] [stdout]  --> src/value.rs:7:3
[INFO] [stdout]   |
[INFO] [stdout] 7 |   I1,
[INFO] [stdout]   |   ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Const_I1`
[INFO] [stdout]   --> src/value.rs:41:3
[INFO] [stdout]    |
[INFO] [stdout] 41 |   Const_I1(bool, DataTy),
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `StackMemAddr`
[INFO] [stdout]   --> src/value.rs:43:3
[INFO] [stdout]    |
[INFO] [stdout] 43 |   StackMemAddr(u32/*offset from stack pointer*/),
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `neg`
[INFO] [stdout]   --> src/value.rs:81:10
[INFO] [stdout]    |
[INFO] [stdout] 81 |   pub fn neg(&mut self) {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_const_i1`
[INFO] [stdout]    --> src/value.rs:114:10
[INFO] [stdout]     |
[INFO] [stdout] 114 |   pub fn new_const_i1(value: bool) -> Value {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `LiveRangeSet` should have a snake case name
[INFO] [stdout]   --> src/codegen/liveinterval.rs:15:3
[INFO] [stdout]    |
[INFO] [stdout] 15 |   LiveRangeSet: Vec<LiveRange>,
[INFO] [stdout]    |   ^^^^^^^^^^^^ help: convert the identifier to snake case: `live_range_set`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `ValueSet` should have a snake case name
[INFO] [stdout]   --> src/codegen/liveinterval.rs:16:3
[INFO] [stdout]    |
[INFO] [stdout] 16 |   ValueSet: Vec<Value>,
[INFO] [stdout]    |   ^^^^^^^^ help: convert the identifier to snake case: `value_set`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/symtab.rs:151:11
[INFO] [stdout]     |
[INFO] [stdout] 151 |           write!(f, "{}", item);
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 35 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `LiveRange`
[INFO] [stdout]  --> src/codegen/liveinterval.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct LiveRange {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/codegen/liveinterval.rs:9:6
[INFO] [stdout]   |
[INFO] [stdout] 9 |   fn new(start: u32, end: u32) -> LiveRange {
[INFO] [stdout]   |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `LiveInterval`
[INFO] [stdout]   --> src/codegen/liveinterval.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct LiveInterval {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `eliminate_phi`
[INFO] [stdout]   --> src/codegen.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn eliminate_phi(func: &Rc<RefCell<Function>>) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `parent`
[INFO] [stdout]  --> src/ir/basicblock.rs:8:3
[INFO] [stdout]   |
[INFO] [stdout] 8 |   parent: Option<Rc<RefCell<Function>>>,
[INFO] [stdout]   |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_root`
[INFO] [stdout]   --> src/ir/basicblock.rs:66:10
[INFO] [stdout]    |
[INFO] [stdout] 66 |   pub fn is_root(&self) -> bool {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_pred`
[INFO] [stdout]   --> src/ir/basicblock.rs:83:10
[INFO] [stdout]    |
[INFO] [stdout] 83 |   pub fn get_pred(&self) -> Option<Rc<RefCell<BasicBlock>>> {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `insert_before_terminator`
[INFO] [stdout]    --> src/ir/basicblock.rs:104:10
[INFO] [stdout]     |
[INFO] [stdout] 104 |   pub fn insert_before_terminator(&mut self, inst: Rc<RefCell<Instruction>>) {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove_all_phi`
[INFO] [stdout]    --> src/ir/basicblock.rs:111:10
[INFO] [stdout]     |
[INFO] [stdout] 111 |   pub fn remove_all_phi(&mut self) {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `parent`
[INFO] [stdout]   --> src/ir/function.rs:15:3
[INFO] [stdout]    |
[INFO] [stdout] 15 |   parent: Option<Rc<RefCell<Module>>>,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `bb_list_mut`
[INFO] [stdout]   --> src/ir/function.rs:33:10
[INFO] [stdout]    |
[INFO] [stdout] 33 |   pub fn bb_list_mut(&mut self) -> impl Iterator<Item = &mut Rc<RefCell<BasicBlock>>> {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_parent`
[INFO] [stdout]   --> src/ir/function.rs:60:10
[INFO] [stdout]    |
[INFO] [stdout] 60 |   pub fn set_parent(&mut self, parent: &Rc<RefCell<Module>>) {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_parent`
[INFO] [stdout]   --> src/ir/function.rs:64:10
[INFO] [stdout]    |
[INFO] [stdout] 64 |   pub fn get_parent(&self) -> Rc<RefCell<Module>> {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `param_data_ty_list`
[INFO] [stdout]   --> src/ir/function.rs:72:10
[INFO] [stdout]    |
[INFO] [stdout] 72 |   pub fn param_data_ty_list(&self) -> impl Iterator<Item = &DataTy> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `mi_ty`
[INFO] [stdout]   --> src/ir/instruction.rs:43:3
[INFO] [stdout]    |
[INFO] [stdout] 43 |   mi_ty: u8,
[INFO] [stdout]    |   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_asm_ty`
[INFO] [stdout]   --> src/ir/instruction.rs:52:10
[INFO] [stdout]    |
[INFO] [stdout] 52 |   pub fn set_asm_ty(&mut self, (ty, name): (u8, String)) {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_using`
[INFO] [stdout]   --> src/ir/instruction.rs:97:10
[INFO] [stdout]    |
[INFO] [stdout] 97 |   pub fn is_using(&self, u: Value) -> bool {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_pairs_list_in_phi`
[INFO] [stdout]    --> src/ir/instruction.rs:133:10
[INFO] [stdout]     |
[INFO] [stdout] 133 |   pub fn get_pairs_list_in_phi(&self) -> Vec<(&Value, &Rc<RefCell<BasicBlock>>)> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `src_operand_list_mut`
[INFO] [stdout]    --> src/ir/instruction.rs:141:10
[INFO] [stdout]     |
[INFO] [stdout] 141 |   pub fn src_operand_list_mut(&mut self) -> impl Iterator<Item = &mut Value> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_parent`
[INFO] [stdout]    --> src/ir/instruction.rs:188:10
[INFO] [stdout]     |
[INFO] [stdout] 188 |   pub fn get_parent(&self) -> Rc<RefCell<BasicBlock>> {
[INFO] [stdout]     |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_const_i1`
[INFO] [stdout]   --> src/ir/irbuilder.rs:59:10
[INFO] [stdout]    |
[INFO] [stdout] 59 |   pub fn new_const_i1(&self, value: bool) -> Value {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Void`
[INFO] [stdout]   --> src/symtab.rs:12:3
[INFO] [stdout]    |
[INFO] [stdout] 12 |   Void,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `I1`
[INFO] [stdout]  --> src/value.rs:7:3
[INFO] [stdout]   |
[INFO] [stdout] 7 |   I1,
[INFO] [stdout]   |   ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Const_I1`
[INFO] [stdout]   --> src/value.rs:41:3
[INFO] [stdout]    |
[INFO] [stdout] 41 |   Const_I1(bool, DataTy),
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `StackMemAddr`
[INFO] [stdout]   --> src/value.rs:43:3
[INFO] [stdout]    |
[INFO] [stdout] 43 |   StackMemAddr(u32/*offset from stack pointer*/),
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `neg`
[INFO] [stdout]   --> src/value.rs:81:10
[INFO] [stdout]    |
[INFO] [stdout] 81 |   pub fn neg(&mut self) {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_const_i1`
[INFO] [stdout]    --> src/value.rs:114:10
[INFO] [stdout]     |
[INFO] [stdout] 114 |   pub fn new_const_i1(value: bool) -> Value {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `LiveRangeSet` should have a snake case name
[INFO] [stdout]   --> src/codegen/liveinterval.rs:15:3
[INFO] [stdout]    |
[INFO] [stdout] 15 |   LiveRangeSet: Vec<LiveRange>,
[INFO] [stdout]    |   ^^^^^^^^^^^^ help: convert the identifier to snake case: `live_range_set`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `ValueSet` should have a snake case name
[INFO] [stdout]   --> src/codegen/liveinterval.rs:16:3
[INFO] [stdout]    |
[INFO] [stdout] 16 |   ValueSet: Vec<Value>,
[INFO] [stdout]    |   ^^^^^^^^ help: convert the identifier to snake case: `value_set`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/symtab.rs:151:11
[INFO] [stdout]     |
[INFO] [stdout] 151 |           write!(f, "{}", item);
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 35 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "e3ee576d71701431a96e6e9aa50109d9d9cd53a2f92712a56723e217d223324d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3ee576d71701431a96e6e9aa50109d9d9cd53a2f92712a56723e217d223324d", kill_on_drop: false }`
[INFO] [stdout] e3ee576d71701431a96e6e9aa50109d9d9cd53a2f92712a56723e217d223324d