Dec 19 16:14:02.404 INFO checking hansihe/beam_code against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 16:14:02.404 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-4/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/hansihe/beam_code:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 16:14:02.807 INFO [stdout] 841732a9c603d066659abeacabffadde06898ee1186538c20f1a62b80d5c9998
Dec 19 16:14:02.814 INFO running `"docker" "start" "-a" "841732a9c603d066659abeacabffadde06898ee1186538c20f1a62b80d5c9998"`
Dec 19 16:14:04.206 INFO [stderr]     Checking memchr v1.0.1
Dec 19 16:14:04.207 INFO [stderr]     Checking libflate v0.1.9
Dec 19 16:14:04.207 INFO [stderr]     Checking string-intern v0.1.6
Dec 19 16:14:04.956 INFO [stderr]     Checking aho-corasick v0.6.3
Dec 19 16:14:06.228 INFO [stderr]     Checking regex v0.2.2
Dec 19 16:14:07.045 INFO [stderr]     Checking beam_file v0.2.2
Dec 19 16:14:07.045 INFO [stderr]     Checking eetf v0.3.6
Dec 19 16:14:09.436 INFO [stderr]     Checking beam_code v0.1.0 (/opt/crater/workdir)
Dec 19 16:14:10.096 INFO [stderr] warning: unused import: `::std::rc::Rc`
Dec 19 16:14:10.096 INFO [stderr]  --> src/op.rs:6:5
Dec 19 16:14:10.096 INFO [stderr]   |
Dec 19 16:14:10.096 INFO [stderr] 6 | use ::std::rc::Rc;
Dec 19 16:14:10.096 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 19 16:14:10.096 INFO [stderr]   |
Dec 19 16:14:10.096 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 16:14:10.096 INFO [stderr] 
Dec 19 16:14:10.096 INFO [stderr] warning: unused import: `Literal`
Dec 19 16:14:10.096 INFO [stderr]  --> src/ssa/mod.rs:5:52
Dec 19 16:14:10.096 INFO [stderr]   |
Dec 19 16:14:10.096 INFO [stderr] 5 | use ::op::{ Op, LabelId, Register, OpKind, Source, Literal };
Dec 19 16:14:10.096 INFO [stderr]   |                                                    ^^^^^^^
Dec 19 16:14:10.096 INFO [stderr] 
Dec 19 16:14:10.096 INFO [stderr] warning: unused import: `::std::hash::Hash`
Dec 19 16:14:10.096 INFO [stderr]  --> src/ssa/representation.rs:5:5
Dec 19 16:14:10.096 INFO [stderr]   |
Dec 19 16:14:10.096 INFO [stderr] 5 | use ::std::hash::Hash;
Dec 19 16:14:10.096 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 19 16:14:10.096 INFO [stderr] 
Dec 19 16:14:10.096 INFO [stderr] warning: unused import: `::std::fmt::Debug`
Dec 19 16:14:10.096 INFO [stderr]  --> src/graph/dfs.rs:2:5
Dec 19 16:14:10.096 INFO [stderr]   |
Dec 19 16:14:10.096 INFO [stderr] 2 | use ::std::fmt::Debug;
Dec 19 16:14:10.096 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 19 16:14:10.096 INFO [stderr] 
Dec 19 16:14:10.096 INFO [stderr] warning: unused import: `GraphAccessor`
Dec 19 16:14:10.096 INFO [stderr]  --> src/graph/dfs.rs:5:14
Dec 19 16:14:10.096 INFO [stderr]   |
Dec 19 16:14:10.096 INFO [stderr] 5 | use super::{ GraphAccessor, GraphDfs };
Dec 19 16:14:10.096 INFO [stderr]   |              ^^^^^^^^^^^^^
Dec 19 16:14:10.096 INFO [stderr] 
Dec 19 16:14:10.291 INFO [stderr] warning: unused import: `::std::rc::Rc`
Dec 19 16:14:10.291 INFO [stderr]  --> src/op.rs:6:5
Dec 19 16:14:10.291 INFO [stderr]   |
Dec 19 16:14:10.291 INFO [stderr] 6 | use ::std::rc::Rc;
Dec 19 16:14:10.291 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 19 16:14:10.291 INFO [stderr]   |
Dec 19 16:14:10.291 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 16:14:10.291 INFO [stderr] 
Dec 19 16:14:10.316 INFO [stderr] warning: unused import: `Literal`
Dec 19 16:14:10.316 INFO [stderr]  --> src/ssa/mod.rs:5:52
Dec 19 16:14:10.316 INFO [stderr]   |
Dec 19 16:14:10.316 INFO [stderr] 5 | use ::op::{ Op, LabelId, Register, OpKind, Source, Literal };
Dec 19 16:14:10.316 INFO [stderr]   |                                                    ^^^^^^^
Dec 19 16:14:10.316 INFO [stderr] 
Dec 19 16:14:10.316 INFO [stderr] warning: unused import: `::std::hash::Hash`
Dec 19 16:14:10.316 INFO [stderr]  --> src/ssa/representation.rs:5:5
Dec 19 16:14:10.316 INFO [stderr]   |
Dec 19 16:14:10.316 INFO [stderr] 5 | use ::std::hash::Hash;
Dec 19 16:14:10.316 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 19 16:14:10.316 INFO [stderr] 
Dec 19 16:14:10.316 INFO [stderr] warning: unused import: `::std::fmt::Debug`
Dec 19 16:14:10.316 INFO [stderr]  --> src/graph/dfs.rs:2:5
Dec 19 16:14:10.316 INFO [stderr]   |
Dec 19 16:14:10.316 INFO [stderr] 2 | use ::std::fmt::Debug;
Dec 19 16:14:10.316 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 19 16:14:10.316 INFO [stderr] 
Dec 19 16:14:10.316 INFO [stderr] warning: unused import: `GraphAccessor`
Dec 19 16:14:10.316 INFO [stderr]  --> src/graph/dfs.rs:5:14
Dec 19 16:14:10.316 INFO [stderr]   |
Dec 19 16:14:10.316 INFO [stderr] 5 | use super::{ GraphAccessor, GraphDfs };
Dec 19 16:14:10.316 INFO [stderr]   |              ^^^^^^^^^^^^^
Dec 19 16:14:10.316 INFO [stderr] 
Dec 19 16:14:10.976 INFO [stderr] warning: unused variable: `atom_num`
Dec 19 16:14:10.976 INFO [stderr]    --> src/beam_module.rs:218:9
Dec 19 16:14:10.976 INFO [stderr]     |
Dec 19 16:14:10.976 INFO [stderr] 218 |     for atom_num in 0..len {
Dec 19 16:14:10.976 INFO [stderr]     |         ^^^^^^^^ help: consider using `_atom_num` instead
Dec 19 16:14:10.976 INFO [stderr]     |
Dec 19 16:14:10.976 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 16:14:10.976 INFO [stderr] 
Dec 19 16:14:11.487 INFO [stderr] warning: method is never used: `x_reg`
Dec 19 16:14:11.487 INFO [stderr]    --> src/op.rs:687:5
Dec 19 16:14:11.487 INFO [stderr]     |
Dec 19 16:14:11.487 INFO [stderr] 687 |     fn x_reg(num: u32) -> Source {
Dec 19 16:14:11.487 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:14:11.487 INFO [stderr]     |
Dec 19 16:14:11.487 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 19 16:14:11.487 INFO [stderr] 
Dec 19 16:14:11.487 INFO [stderr] warning: type alias is never used: `GraphAccessor`
Dec 19 16:14:11.487 INFO [stderr]   --> src/graph/mod.rs:14:1
Dec 19 16:14:11.487 INFO [stderr]    |
Dec 19 16:14:11.488 INFO [stderr] 14 | pub type GraphAccessor<NodeId> = Fn(NodeId, usize) -> Option<NodeId>;
Dec 19 16:14:11.488 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:14:11.488 INFO [stderr] 
Dec 19 16:14:11.625 INFO [stderr] warning: unused variable: `atom_num`
Dec 19 16:14:11.625 INFO [stderr]    --> src/beam_module.rs:218:9
Dec 19 16:14:11.625 INFO [stderr]     |
Dec 19 16:14:11.625 INFO [stderr] 218 |     for atom_num in 0..len {
Dec 19 16:14:11.625 INFO [stderr]     |         ^^^^^^^^ help: consider using `_atom_num` instead
Dec 19 16:14:11.625 INFO [stderr]     |
Dec 19 16:14:11.625 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 16:14:11.625 INFO [stderr] 
Dec 19 16:14:12.156 INFO [stderr] warning: method is never used: `x_reg`
Dec 19 16:14:12.156 INFO [stderr]    --> src/op.rs:687:5
Dec 19 16:14:12.156 INFO [stderr]     |
Dec 19 16:14:12.156 INFO [stderr] 687 |     fn x_reg(num: u32) -> Source {
Dec 19 16:14:12.156 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:14:12.156 INFO [stderr]     |
Dec 19 16:14:12.156 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 19 16:14:12.156 INFO [stderr] 
Dec 19 16:14:12.156 INFO [stderr] warning: type alias is never used: `GraphAccessor`
Dec 19 16:14:12.156 INFO [stderr]   --> src/graph/mod.rs:14:1
Dec 19 16:14:12.156 INFO [stderr]    |
Dec 19 16:14:12.156 INFO [stderr] 14 | pub type GraphAccessor<NodeId> = Fn(NodeId, usize) -> Option<NodeId>;
Dec 19 16:14:12.157 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:14:12.157 INFO [stderr] 
Dec 19 16:14:12.348 INFO [stderr] warning: unused import: `::std::rc::Rc`
Dec 19 16:14:12.348 INFO [stderr]  --> src/op.rs:6:5
Dec 19 16:14:12.348 INFO [stderr]   |
Dec 19 16:14:12.348 INFO [stderr] 6 | use ::std::rc::Rc;
Dec 19 16:14:12.348 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 19 16:14:12.348 INFO [stderr]   |
Dec 19 16:14:12.348 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 16:14:12.348 INFO [stderr] 
Dec 19 16:14:12.348 INFO [stderr] warning: unused import: `Literal`
Dec 19 16:14:12.349 INFO [stderr]  --> src/ssa/mod.rs:5:52
Dec 19 16:14:12.349 INFO [stderr]   |
Dec 19 16:14:12.349 INFO [stderr] 5 | use ::op::{ Op, LabelId, Register, OpKind, Source, Literal };
Dec 19 16:14:12.349 INFO [stderr]   |                                                    ^^^^^^^
Dec 19 16:14:12.349 INFO [stderr] 
Dec 19 16:14:12.349 INFO [stderr] warning: unused import: `::std::hash::Hash`
Dec 19 16:14:12.349 INFO [stderr]  --> src/ssa/representation.rs:5:5
Dec 19 16:14:12.349 INFO [stderr]   |
Dec 19 16:14:12.349 INFO [stderr] 5 | use ::std::hash::Hash;
Dec 19 16:14:12.349 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 19 16:14:12.349 INFO [stderr] 
Dec 19 16:14:12.349 INFO [stderr] warning: unused import: `::std::fmt::Debug`
Dec 19 16:14:12.349 INFO [stderr]  --> src/graph/dfs.rs:2:5
Dec 19 16:14:12.349 INFO [stderr]   |
Dec 19 16:14:12.349 INFO [stderr] 2 | use ::std::fmt::Debug;
Dec 19 16:14:12.349 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 19 16:14:12.349 INFO [stderr] 
Dec 19 16:14:12.349 INFO [stderr] warning: unused import: `GraphAccessor`
Dec 19 16:14:12.349 INFO [stderr]  --> src/graph/dfs.rs:5:14
Dec 19 16:14:12.349 INFO [stderr]   |
Dec 19 16:14:12.349 INFO [stderr] 5 | use super::{ GraphAccessor, GraphDfs };
Dec 19 16:14:12.349 INFO [stderr]   |              ^^^^^^^^^^^^^
Dec 19 16:14:12.349 INFO [stderr] 
Dec 19 16:14:12.492 INFO [stderr] warning: unused import: `::std::rc::Rc`
Dec 19 16:14:12.493 INFO [stderr]  --> src/op.rs:6:5
Dec 19 16:14:12.493 INFO [stderr]   |
Dec 19 16:14:12.493 INFO [stderr] 6 | use ::std::rc::Rc;
Dec 19 16:14:12.493 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 19 16:14:12.493 INFO [stderr]   |
Dec 19 16:14:12.493 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 16:14:12.493 INFO [stderr] 
Dec 19 16:14:12.493 INFO [stderr] warning: unused import: `Literal`
Dec 19 16:14:12.493 INFO [stderr]  --> src/ssa/mod.rs:5:52
Dec 19 16:14:12.493 INFO [stderr]   |
Dec 19 16:14:12.493 INFO [stderr] 5 | use ::op::{ Op, LabelId, Register, OpKind, Source, Literal };
Dec 19 16:14:12.493 INFO [stderr]   |                                                    ^^^^^^^
Dec 19 16:14:12.493 INFO [stderr] 
Dec 19 16:14:12.493 INFO [stderr] warning: unused import: `::std::hash::Hash`
Dec 19 16:14:12.493 INFO [stderr]  --> src/ssa/representation.rs:5:5
Dec 19 16:14:12.493 INFO [stderr]   |
Dec 19 16:14:12.493 INFO [stderr] 5 | use ::std::hash::Hash;
Dec 19 16:14:12.493 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 19 16:14:12.493 INFO [stderr] 
Dec 19 16:14:12.493 INFO [stderr] warning: unused import: `::std::fmt::Debug`
Dec 19 16:14:12.493 INFO [stderr]  --> src/graph/dfs.rs:2:5
Dec 19 16:14:12.493 INFO [stderr]   |
Dec 19 16:14:12.493 INFO [stderr] 2 | use ::std::fmt::Debug;
Dec 19 16:14:12.493 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 19 16:14:12.493 INFO [stderr] 
Dec 19 16:14:12.493 INFO [stderr] warning: unused import: `GraphAccessor`
Dec 19 16:14:12.493 INFO [stderr]  --> src/graph/dfs.rs:5:14
Dec 19 16:14:12.493 INFO [stderr]   |
Dec 19 16:14:12.493 INFO [stderr] 5 | use super::{ GraphAccessor, GraphDfs };
Dec 19 16:14:12.493 INFO [stderr]   |              ^^^^^^^^^^^^^
Dec 19 16:14:12.493 INFO [stderr] 
Dec 19 16:14:13.108 INFO [stderr] warning: unused variable: `atom_num`
Dec 19 16:14:13.108 INFO [stderr]    --> src/beam_module.rs:218:9
Dec 19 16:14:13.108 INFO [stderr]     |
Dec 19 16:14:13.108 INFO [stderr] 218 |     for atom_num in 0..len {
Dec 19 16:14:13.108 INFO [stderr]     |         ^^^^^^^^ help: consider using `_atom_num` instead
Dec 19 16:14:13.109 INFO [stderr]     |
Dec 19 16:14:13.109 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 16:14:13.109 INFO [stderr] 
Dec 19 16:14:13.304 INFO [stderr] warning: unused variable: `atom_num`
Dec 19 16:14:13.304 INFO [stderr]    --> src/beam_module.rs:218:9
Dec 19 16:14:13.304 INFO [stderr]     |
Dec 19 16:14:13.304 INFO [stderr] 218 |     for atom_num in 0..len {
Dec 19 16:14:13.304 INFO [stderr]     |         ^^^^^^^^ help: consider using `_atom_num` instead
Dec 19 16:14:13.304 INFO [stderr]     |
Dec 19 16:14:13.304 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 16:14:13.304 INFO [stderr] 
Dec 19 16:14:13.492 INFO [stderr] warning: method is never used: `with_reads_labels`
Dec 19 16:14:13.492 INFO [stderr]   --> src/op.rs:32:5
Dec 19 16:14:13.492 INFO [stderr]    |
Dec 19 16:14:13.492 INFO [stderr] 32 |     pub fn with_reads_labels(kind: OpKind, reads: Vec<Source>, labels: Vec<LabelId>) -> Self {
Dec 19 16:14:13.492 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:14:13.492 INFO [stderr]    |
Dec 19 16:14:13.492 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 16:14:13.492 INFO [stderr] 
Dec 19 16:14:13.492 INFO [stderr] warning: variant is never constructed: `CaseEnd`
Dec 19 16:14:13.492 INFO [stderr]    --> src/op.rs:156:5
Dec 19 16:14:13.492 INFO [stderr]     |
Dec 19 16:14:13.492 INFO [stderr] 156 |     CaseEnd,
Dec 19 16:14:13.492 INFO [stderr]     |     ^^^^^^^
Dec 19 16:14:13.492 INFO [stderr] 
Dec 19 16:14:13.492 INFO [stderr] warning: method is never used: `x_reg`
Dec 19 16:14:13.492 INFO [stderr]    --> src/op.rs:687:5
Dec 19 16:14:13.492 INFO [stderr]     |
Dec 19 16:14:13.492 INFO [stderr] 687 |     fn x_reg(num: u32) -> Source {
Dec 19 16:14:13.492 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:14:13.492 INFO [stderr] 
Dec 19 16:14:13.492 INFO [stderr] warning: method is never used: `get_register`
Dec 19 16:14:13.492 INFO [stderr]    --> src/op.rs:691:5
Dec 19 16:14:13.492 INFO [stderr]     |
Dec 19 16:14:13.492 INFO [stderr] 691 |     pub fn get_register(&self) -> Register {
Dec 19 16:14:13.492 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:14:13.492 INFO [stderr] 
Dec 19 16:14:13.492 INFO [stderr] warning: method is never used: `get_register`
Dec 19 16:14:13.492 INFO [stderr]   --> src/ssa/representation.rs:63:5
Dec 19 16:14:13.492 INFO [stderr]    |
Dec 19 16:14:13.492 INFO [stderr] 63 |     pub fn get_register(&self) -> SSARegister {
Dec 19 16:14:13.492 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:14:13.492 INFO [stderr] 
Dec 19 16:14:13.492 INFO [stderr] warning: type alias is never used: `GraphAccessor`
Dec 19 16:14:13.492 INFO [stderr]   --> src/graph/mod.rs:14:1
Dec 19 16:14:13.492 INFO [stderr]    |
Dec 19 16:14:13.492 INFO [stderr] 14 | pub type GraphAccessor<NodeId> = Fn(NodeId, usize) -> Option<NodeId>;
Dec 19 16:14:13.492 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:14:13.492 INFO [stderr] 
Dec 19 16:14:13.680 INFO [stderr] warning: method is never used: `with_reads_labels`
Dec 19 16:14:13.680 INFO [stderr]   --> src/op.rs:32:5
Dec 19 16:14:13.680 INFO [stderr]    |
Dec 19 16:14:13.680 INFO [stderr] 32 |     pub fn with_reads_labels(kind: OpKind, reads: Vec<Source>, labels: Vec<LabelId>) -> Self {
Dec 19 16:14:13.680 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:14:13.680 INFO [stderr]    |
Dec 19 16:14:13.680 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 16:14:13.680 INFO [stderr] 
Dec 19 16:14:13.680 INFO [stderr] warning: variant is never constructed: `CaseEnd`
Dec 19 16:14:13.680 INFO [stderr]    --> src/op.rs:156:5
Dec 19 16:14:13.680 INFO [stderr]     |
Dec 19 16:14:13.680 INFO [stderr] 156 |     CaseEnd,
Dec 19 16:14:13.680 INFO [stderr]     |     ^^^^^^^
Dec 19 16:14:13.680 INFO [stderr] 
Dec 19 16:14:13.680 INFO [stderr] warning: method is never used: `x_reg`
Dec 19 16:14:13.680 INFO [stderr]    --> src/op.rs:687:5
Dec 19 16:14:13.680 INFO [stderr]     |
Dec 19 16:14:13.680 INFO [stderr] 687 |     fn x_reg(num: u32) -> Source {
Dec 19 16:14:13.680 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:14:13.680 INFO [stderr] 
Dec 19 16:14:13.680 INFO [stderr] warning: method is never used: `get_register`
Dec 19 16:14:13.680 INFO [stderr]    --> src/op.rs:691:5
Dec 19 16:14:13.680 INFO [stderr]     |
Dec 19 16:14:13.680 INFO [stderr] 691 |     pub fn get_register(&self) -> Register {
Dec 19 16:14:13.680 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:14:13.680 INFO [stderr] 
Dec 19 16:14:13.680 INFO [stderr] warning: method is never used: `get_register`
Dec 19 16:14:13.680 INFO [stderr]   --> src/ssa/representation.rs:63:5
Dec 19 16:14:13.680 INFO [stderr]    |
Dec 19 16:14:13.680 INFO [stderr] 63 |     pub fn get_register(&self) -> SSARegister {
Dec 19 16:14:13.680 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:14:13.680 INFO [stderr] 
Dec 19 16:14:13.680 INFO [stderr] warning: type alias is never used: `GraphAccessor`
Dec 19 16:14:13.680 INFO [stderr]   --> src/graph/mod.rs:14:1
Dec 19 16:14:13.680 INFO [stderr]    |
Dec 19 16:14:13.680 INFO [stderr] 14 | pub type GraphAccessor<NodeId> = Fn(NodeId, usize) -> Option<NodeId>;
Dec 19 16:14:13.680 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:14:13.680 INFO [stderr] 
Dec 19 16:14:13.722 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.59s
Dec 19 16:14:14.161 INFO running `"docker" "inspect" "841732a9c603d066659abeacabffadde06898ee1186538c20f1a62b80d5c9998"`
Dec 19 16:14:14.337 INFO running `"docker" "rm" "-f" "841732a9c603d066659abeacabffadde06898ee1186538c20f1a62b80d5c9998"`
Dec 19 16:14:14.508 INFO [stdout] 841732a9c603d066659abeacabffadde06898ee1186538c20f1a62b80d5c9998